JP4947788B2 - Game machine - Google Patents

Description

  The present invention relates to a gaming machine that can draw a winning combination and change a lottery probability of the winning combination.

  Conventionally, in a gaming machine such as a slot machine or a pachinko machine, in order to prevent the opening / closing door (front door) attached to the front face of the main body frame (housing) via a hinge to be opened and closed illegally. Generally, a locking device is provided (see, for example, Patent Document 1).

  On the other hand, in the slot machine, the setting change of the payout probability (payout rate) of the game medium to be paid out in the game, in other words, the winning probability of the winning combination is performed by a setting change input unit incorporated in the power supply device or the like. This setting change input unit is operated when, for example, a setting change button for selecting one of the winning probabilities set values in six stages, a display unit for confirming the current setting, or changing and confirming the set value. It is composed of a confirmation switch and the like. When changing the setting of the winning probability of winning combination, insert a setting key as a dedicated key into the keyhole provided in the power supply device etc., and rotate the setting key in a predetermined direction to the position where the setting change becomes valid . Then, by turning on the power of the slot machine and selecting and operating the setting change button, a predetermined switch operation can be performed to confirm and execute the setting change of the winning combination winning probability. Since the setting key is held and owned only by a specific store clerk, manager, or person in charge at the game hall, the player or the like cannot change the setting (see, for example, Patent Document 2).

JP 2005-124849 A JP 2006-55596 A

  However, in a conventional gaming machine, a set value of a winning combination lottery probability is set by inserting an unauthorized device through the gap between the front door and the housing and causing the keyhole or setting change input unit of the power supply device or the like to be operated illegally by the unauthorized device. However, there are cases where the setting is changed illegally to the higher lottery probability, and in addition to this, the conventional setting changing method is very easy to remember and easy to perform, and it is easy for fraud.

  The present invention has been made in view of such conventional problems, and complicates the operation when changing the setting value of the winning lottery probability to the higher one of the lottery probabilities, and between the front door and the housing. It is an object of the present invention to provide a gaming machine that can prevent an unauthorized device from being inserted through the gap and the setting value of the lottery probability of a winning combination being illegally changed to a higher value of the lottery probability.

In order to solve the above-described problem, the invention according to claim 1 is configured such that a housing having an opening on the front side and the housing is rotatably attached to the housing so that the opening can be opened and closed. A space formed by a front door, lottery means provided inside the space formed by the housing and the front door, and by lottery for winning a winning combination in response to a predetermined game operation, and the housing and the front door Is formed by a game medium payout means for paying out game media from the inside to the outside of the front door based on the winning combination drawn by the lottery means, and the case and the front door. Power is supplied from the outside of the housing through a through-hole formed in the wall surface of the housing, and the lottery unit generates power of a predetermined voltage value from the supplied power. Supply to the game medium payout means A game machine equipped with a source unit, comprising: a front door lock mechanism for fixing the front door to the housing and releasing the fixing; and a setting key fitting portion for fitting with a setting key. And a setting cylinder lock that allows the setting key fitting portion to be rotated by fitting the setting key fitting portion with the setting key, and a rotation angle of the setting key fitting portion. A setting display means for displaying a set value of the lottery probability of the winning combination, a setting change operation input means capable of a plurality of types of operation inputs, and the lottery means based on a rotation angle of the setting key fitting portion. thereby ready to change the setting of the lottery probability of the winning combination in, in this state, as long Ri when at least two kinds of operation inputs from the setting change manipulation input unit is performed in a particular order, the lottery probability of the winning combination every time the operation input is performed Setting value sequentially setting change to higher the lottery probability, the case where setting one particular type of operation input from the changes for the operation input means is performed, lottery probability of the winning combination every time the manipulation input is performed And a setting changing means for sequentially changing the setting value to the one with the lower lottery probability.

The invention according to claim 2 is a housing having an opening on the front, a front door that is pivotally attached to the housing and closes the opening in an openable / closable state, the housing, The lottery means provided inside the space formed by the front door and provided inside the space formed by the case and the front door, and lottery means for lottering a winning combination in response to a predetermined game operation Based on the winning combination lottery means, provided inside the space formed by the game medium payout means for paying out the game media from the inside of the front door to the outside, the housing and the front door, Electric power is supplied from the outside of the housing through a through-hole formed in the wall surface of the housing, power of a predetermined voltage value is generated from the supplied power, and is supplied to the lottery means and the game medium payout means. A game with a power supply unit A front door locking mechanism for fixing the front door to the housing and releasing the fixing; a setting key fitting portion for fitting with a setting key; and the setting key fitting portion A setting cylinder lock that allows the setting key fitting portion to be rotated by fitting with the setting key, and the setting of the lottery probability of the winning combination based on the rotation angle of the setting key fitting portion Setting display means for displaying a value, setting change operation input means capable of a plurality of types of operation input, and setting of the lottery probability of the winning combination in the lottery means based on the rotation angle of the setting key fitting portion In this state, the first specific operation input having a relatively low difficulty level of the operation is performed and one or more ranks higher than the set value before the change is made. When there is a low set value, the first specific operation input Each time it is performed, the setting value of the lottery probability of the winning combination is sequentially changed to the lower one of the lottery probabilities, and the operation difficulty level from the setting change operation input means is higher than that of the first specific operation input. When the second specific operation is performed and there is a set value that is higher by one rank than the set value before the change, the set value of the lottery probability of the winning combination is changed every time the second specific operation input is performed. The setting is changed by one rank to the higher lottery probability sequentially, and a third specific operation having a higher operation difficulty than the second specific operation input is performed from the setting change operation input means, and And a setting change means for changing the setting value of the lottery probability of the winning combination to two or more ranks in the higher lottery probability when there is a setting value that is two ranks higher than the setting value before the change. To do.

The invention according to claim 3 is the gaming machine according to claim 1 or 2 , wherein the setting change operation input means includes an operation lever capable of tilting operation in at least four directions, and at least four of the operation levers. Tilting operation detecting means for detecting a tilting operation in the direction, and at least four types of operation inputs are possible by tilting the operation lever in at least four directions.

Invention of Claim 4 is a gaming machine of Claim 2 , Comprising: The setting value of the lottery probability of the winning combination is from 1 to 6, and the setting changing means has a setting value before the change When the value is 1, the setting value is directly changed so that the lottery probability setting value of the winning combination becomes 6, and the operation of changing the setting value from 1 to 6 is more difficult than the operation other than the setting change. Is characterized by being raised.

According to the first and third aspects of the present invention, the setting change means sets the winning probability lottery probability only when at least two types of operation inputs are made in a specific order from the setting change operation input means. Since the value is changed to the higher lottery probability, the operation when changing the winning lottery probability setting value to the higher lottery probability is complicated, and the gap between the front door and the housing It is possible to prevent an unauthorized device from being inserted and the setting value of the lottery probability of the winning combination from being illegally changed to the one with the higher lottery probability.

According to the third aspect of the present invention, the setting changing means sets the lottery probability setting value for the winning combination only when at least one type of specific operation input is performed for a certain period of time from the setting changing operation input means. Since the setting is changed to the one with the higher lottery probability, the operation for changing the setting value of the lottery probability of the winning combination to the one with the higher lottery probability is complicated, and between the front door and the housing It is possible to prevent an unauthorized device from being inserted through the gap and the setting value of the lottery probability of the winning combination being illegally changed to a higher value of the lottery probability.

According to the second, third, and fourth aspects of the invention, the setting change unit is configured to provide a second specific operation in which the operation difficulty level from the setting change operation input unit is higher than that of the first specific operation input. If there is a setting value that is one rank higher than the setting value before the change, the setting value of the lottery probability of the winning combination is changed by one rank to the higher lottery probability, and the setting change operation When the third specific operation in which the operation difficulty level is higher than the second specific operation input is performed from the input means and there is a set value that is two ranks higher than the set value before the change, the winning combination Since the setting value of the lottery probability is changed to two or more ranks in the higher lottery probability, the operation for changing the setting value of the winning lottery probability to the higher one in the lottery probability is complicated. And unauthorized equipment is removed from the gap between the front door and the housing. Possible to prevent the setting value of the input to the lottery probability of a winning combination is incorrectly set change towards higher the lottery probability. In addition, when the third specific operation is performed, the setting changing means directly changes the setting so that the setting value of the winning combination lottery probability is 6 when the setting value before the change is 1 Therefore, the setting value can be changed from 1 to 6 directly only when the setting change operation can be performed at a relatively appropriate level of difficulty and the procedure of the third specific operation is known. can do.

According to the third aspect of the present invention, an operation lever that can be tilted in at least four directions can be employed as the operation portion of the setting change operation input means according to the first or second aspect .

  According to the gaming machine of the present invention, the operation for changing the setting value of the winning lottery probability to the higher one of the lottery probabilities is complicated, and an unauthorized device is inserted from the gap between the front door and the housing. Since it is possible to prevent the setting value of the lottery probability of the winning combination from being illegally changed to the one with the higher lottery probability, it is possible to prevent illegal gaming acts and improve management of the gaming facility.

  Hereinafter, a preferred embodiment of a gaming machine according to the present invention will be described with reference to the drawings, taking a slot machine as an example. FIG. 1 is a perspective view showing the external structure of the slot machine 1. FIG. 2 shows the internal structure of the slot machine 1 with the front door 3 opened. FIG. 3 is a block diagram showing a control system of the slot machine 1.

  In FIG. 1, the slot machine 1 can be opened and closed by attaching a housing 2 that is a substantially rectangular box having an opening in the front, and a hinge mechanism that is pivotally attached to the housing 2. And a front door 3 that is closed in a state.

  The front side of the front door 3 is roughly divided into an upper panel portion 4 and a lower panel portion 5, which are integrally formed of hard plastic as a so-called decorative board designed to enhance the visual effect. Further, below the lower panel portion 5 is provided a medal tray portion 6 in which a medal tray 62 for storing medals (game media) to be paid out at the time of winning is integrally formed.

  Further, an operation portion 7 is integrally formed between the upper panel portion 4 and the lower panel portion 5 so as to protrude toward the player side and on which switches for performing a game operation are arranged. In addition, the upper panel part 4, the operation part 7, the lower panel part 5, and the medal tray part 6 face the player side, and these constitute a "front panel part".

  A panel surface 41 formed of a hard plastic plate or the like is provided at the center of the upper panel portion 4. A substantially rectangular transparent display window 42 is formed substantially at the center of the panel surface 41. In the slot machine 1, the three reels 101 a, 101 b, and 101 c of the reel unit 100 provided in the housing 2 can be seen through such a display window 42.

  Here, in the reel unit 100 installed in the housing 2, cylindrical reels 101a, 101b, and 101c are arranged in the rotation axis direction, respectively, and the outer circumferential surfaces of the reels 101a, 101b, and 101c are arranged in the circumferential direction. A plurality of types of symbols are drawn along. The player can visually check the three symbols in the vertical direction drawn on the three rows of reels through the display window 42.

  Further, on the panel surface 41, a numerical information display unit 151 that numerically displays the number of medals credited (stored) in the slot machine 1 and a selection value of the number of medals acquired by winning and the winning combination lottery probability are selected. A numerical information display unit 152 for displaying numerical values is provided below the display window 42, respectively. Each of the numerical information display units 151 and 152 is composed of a two-digit 7-segment light emitting diode, and displays a two-digit number.

  In the upper part of the upper panel part 4, there are arranged an effect lighting part 43 containing lamps such as high-intensity light emitting diodes and an effect sound emitting part 44a, 44b containing a speaker for generating sound effects related to the game. ing.

The slot machine 1 is formed so as to enhance the visual effect in the game by turning on or blinking the effect lighting unit 43 and the like described above according to the progress of the game.
In addition, a liquid crystal display device 46 is disposed between the production sound emitting portions 44a and 44b as a production device for a gaming machine facing a display window 45 formed by fitting a transparent hard plastic plate or the like. . Note that the liquid crystal display device 46 mainly displays information related to the video of the game and information related to the game (game).

  A medal insertion guide 71 is provided on the upper right side of the operation unit 7. The medal insertion guide 71 has a medal insertion slot 72 for inserting medals. In addition, two bet buttons 73 and 74 that are push button switches are provided on the left side of the upper surface.

  The bet buttons 73 and 74 are button switches for presenting the number of medals bet on one game of the slot machine 1. In the slot machine 1, when the game is started, the bet button 73 is pressed, so that one medal is bet on the game from the stored medals. Similarly, when the bet button 74 is pressed, medals are bet on three corresponding games. The bet button 74 is particularly called a “max bet button” because it bets the maximum number of medals.

  A start lever 75 is provided on the front left side of the operation unit 7 to instruct the start of rotation of the reels 101a, 101b, and 101c. The start lever 75 is provided with a swingable operation rod having a spherical operation knob at the tip, and is turned on when the operation rod is tilted, and automatically when the hand is released from the operation rod by the biasing force of the spring. It is formed of a switch unit that returns to a position and is turned off.

  In addition, stop buttons 76a, 76b, and 76c for instructing to stop the rotation of the reels 101a, 101b, and 101c are arranged in parallel at the center of the operation unit 7 in accordance with the arrangement of the reels.

  Further, in the left corner on the front surface of the operation unit 7, an instruction is given to cancel and pay out the medals bet on the game, and the medal credit means 123 (see FIG. 3) described later settles the medals stored internally. A checkout button 77 is provided for instructing the payout.

  A front door cylinder lock 78 is provided on the right side of the front surface of the operation unit 7. The front door cylinder lock 78 is provided with a key hole 79 into which a key for unlocking the front door 3 is inserted. When an administrator or the like of the slot machine 1 inserts a predetermined door key into the key hole 79 and performs an unlocking operation, the front door 3 attached to the housing 2 can be opened forward by the hinge mechanism, and the front door 3 When these are closed to the housing 2 side, they are automatically locked.

The lower panel portion 5 is provided with a display panel 51 for displaying a picture of an appearing character and the like so that the player can recognize the model type of the slot machine 1.
The medal tray portion 6 disposed on the lower side of the lower panel portion 5 includes a medal payout opening 61 for discharging medals at the time of winning a prize, a medal tray 62 for storing the paid out medals, and a speaker for generating effect sound. And left and right effect sound emitting parts 63a and 63b are arranged.

  Next, the internal structure of the housing 2 and the back surface structure of the front door 3 will be described with reference to FIG.

  In FIG. 2, an opening 8 is provided in front of the housing 2. A main control board 20 housed in a hard plastic board case 80 is attached to the upper part of the opening 8 via left and right bracket members 81 and 82. The main control board 20 includes a CPU (microcomputer) that centrally controls the overall operation of the slot machine 1.

  A reel unit 100 including reels 101a, 101b, and 101c is provided in the center of the housing 2. The reel unit 100 is positioned and attached to a predetermined frame so that the reels 101a, 101b, and 101c face the display window 42 of the front door 3 when the front door 3 is closed to the housing 2 side. Note that each of the reels 101a, 101b, and 101c is rotationally driven by a built-in stepping motor.

  Further, on the upper part of the reel unit 100, a spinning device board for sending a four-phase drive pulse signal to the stepping motor that rotationally drives each reel is attached, and the main control board 20 is rotated to the spinning device board. By sending drum drive (excitation) pulse data, each reel is controlled to rotate, brake and stop.

  Below the reel unit 100, a hopper device 21, an auxiliary storage unit 23 for storing medals overflowing from the hopper device 21, and a power supply unit 24 are provided. A power supply board 25 corresponding to a so-called switchboard is provided on the right side inside the power supply unit 24.

The power supply unit 24 is provided with operation units such as setting buttons 211, 212, 213, and 214 and a setting cylinder lock 220.
The power supply unit 24 is electrically connected to electrical components such as the hopper device 21 and the main control board 20 via a harness. Electric power is supplied from the outside of the housing 2 via a power cord 10 inserted through a through hole 9 formed in the wall surface of the housing 2, and electric power having a predetermined voltage value is generated from the supplied electric power. This is supplied to electrical components such as the device 21 and the main control board 20. A medal discharge port 22 for discharging medals is provided on the front surface of the hopper device 21.
Further, an external concentration terminal board 26 that can be connected to a management computer called a “hall computer” installed in the game hall is attached to the inner wall on the upper right side of the housing 2.

  On the other hand, a light emission drive unit 30 is disposed on the upper surface on the back side of the front door 3. The light emission drive unit 30 includes a plurality of high-intensity light-emitting diodes that are light sources of the effect illumination unit 43, and a drive circuit that drives the light-emitting diodes to emit light.

  Speakers 32a and 32b are attached to the upper part on the back side of the front door 3 so as to face the sound emitting portions 44a and 44b for effects described above. A liquid crystal display device 46 is attached between the speakers 32a and 32b. Further, a sub-control board 40 formed of an electric circuit board and housed in a hard plastic board case 90 is attached to the back side of the liquid crystal display device 46. On one surface of the substrate case 90, a label 500 on which the operation method of the setting buttons 211, 212, 213, 214 of the power supply unit 24 is written is affixed.

  The main control board 20 and the sub control board 40 are control boards that control the operation of the slot machine 1.

  A panel plate 47 having a transparent display window 42 for allowing the reels 101a, 101b, and 101c to be visually observed is disposed below the sub-control board 40. A start lever 75 on the front side is disposed below the display window 42. A central display board 33 is provided which functions as a relay board for transferring output signals of operation switches such as (see FIG. 1) and stop buttons 76a, 76b, 76c (see FIG. 1) to the main control board 20.

  A medal sorting device 34 is attached below the central display substrate 33. The medal sorting device 34 is a device that determines and distributes the suitability of medals inserted in the medal insertion guide 71. Further, the medal sorting device 34 has a built-in medal sensor, and when a normal medal is inserted in a standby state of the game or the like, and the medal sensor detects this medal, a signal indicating acceptance of medal insertion is sent to the main control board. 20 to send.

  Below the main body of the medal sorting device 34, a guide member 35 that guides regular medals distributed by the medal sorting device 34 to the hopper device 21 provided in the housing 2 and removed by the medal sorting device 34. A guide member 36 that guides the medal (or foreign matter) that has been played to the medal payout opening 61 is provided. In addition, a guide member 37 that guides medals discharged from the medal discharge port 22 of the hopper device 21 to the medal payout port 61 is provided at the lower part on the back side of the front door 3. Further, adjacent to the medal payout opening 61, speakers 38a and 38b facing the above-described effect sound emitting portions 63a and 63b are attached.

  Note that the overall operation of the slot machine 1 is comprehensively controlled by the main control board 20 provided on the housing 2 side, and the sub-control board 40 controls the display of effect video by the liquid crystal display device 46 and effects. Control mainly related to game effects such as effect sound effect control using the speakers 32a, 32b, 38a, and 38b of the sound emitting units 44a, 44b, 63a, and 63b is mainly performed.

Next, a control system provided in the slot machine 1 will be described with reference to the block diagram of FIG.
In FIG. 3, the main control board 20 includes a CPU 120 and a storage unit 121.

  The storage unit 121 includes a semiconductor memory such as a ROM and a RAM, and stores a system program 122 for a slot machine game in advance. The main control board 20 performs overall control of the operation of the entire slot machine 1 by the CPU 120 executing arithmetic processing according to the system program 122 stored in the storage unit 121.

  The storage unit 121 is provided with medal credit means 123. The medal credit means 123 stores a credit that is the number of medals stored in the slot machine 1 in a memory.

  The main control board 20 includes operation switches such as a bet button 73 and 74, a start lever 75, stop buttons 76a, 76b and 76c, a settlement button 77, a medal sensor 131 of the medal sorting device 34, a sub control board 40, A display unit driving circuit 153 and the like for driving the numerical information display units 151 and 152 are connected via a harness. The main control board 20 is electrically connected to a hopper device 21 that is a medal payout device, setting buttons 211, 212, 213, and 214, and a rotary switch 254 provided on the setting cylinder lock 220 via the power supply board 25. It is connected to the.

  The main control board 20 detects an operation related to the game based on output signals from the operation switches and the medal sensor 131 of the medal sorting device 34.

  Further, when the operation mode is in the medal bet standby state and the medal sensor 131 detects a medal, the main control board 20 adds the detected medal to the bet number of the game.

  The main control board 20 adds the detected medal to the credit of the medal credit means 123 when the medal sensor 131 detects a medal when the operation mode is in the medal credit input standby state. Here, the medal bet standby state indicates a state in which, after one game is finished, the player waits for a bet to bet on the game. The medal credit input standby state indicates a state in which the medal credit means 123 reaches the maximum value (50) after the medal is bet on the game.

  Further, the main control board 20 inputs detection signals from the reference position sensors 103a, 103b, and 103c provided on the reels 101a, 101b, and 101c, and grasps the rotation position serving as the reference of each reel, while rotating the rotating apparatus board. A predetermined drum driving pulse data is sent to 110. The spinning device substrate 110 controls the rotation and stop of the reels 101a, 101b, and 101c by rotationally driving the stepping motors 102a, 102b, and 102c according to the spinning drive pulse data from the main control substrate 20. ing.

  In addition, the main control board 20 pays out a predetermined number of medals to the medal tray 62 by controlling the hopper device 21 via the power supply device 25 when a winning is confirmed.

  Further, when the settlement button 77 is operated, the main control board 20 cancels the medals bet on the game and pays them out to the hopper device 21, and the medal credit means 123 (see FIG. 3) stores the medals stored internally. The hopper device 21 pays out medals for the number of credits before the settlement.

  The sub control board 40 is based on the control signal from the main control board 20, the liquid crystal display device 46 (see FIG. 1), the effect illumination unit 43 (see FIG. 1), and the effect sound emitting units 44 a, 44 b, 63 a, 63 b. By controlling and driving the production devices 50 such as the speakers 32a, 32b, 38a, 38b (see FIG. 1), an effect appealing to the player's vision and hearing is performed according to the progress of the game.

  On the other hand, a winning lottery table 124 is stored in the storage unit 121 of the main control board 20. The storage unit 121 is also set with an internal lottery flag storage area 125 for storing a flag corresponding to an internal winning winning combination. Further, the storage unit 121 of the main control board 20 is provided with a setting storage area 126 for storing a set value of the winning combination lottery probability.

  The main control board 20 is provided with a random number generator 127 for generating random value data connected to the CPU 120. For example, the CPU 120 obtains a random value from the random number generator 127 at the time when the operation of the start lever 75 is detected and refers to the winning lottery table 124 to lottery the winning combination or lose assigned to the obtained random number value. To do. Then, if there is a winning combination corresponding to the random value, the CPU 120 wins the lottery result with the winning combination of the game as the winning combination, and turns on the winning winning combination flag in the internal lottery flag storage area 125 of the storage unit 121. To do. Here, the lottery method of winning combination is called “internal lottery”.

  Next, an outline of the game operation in the slot machine 1 will be described.

  The slot machine 1 enters a standby state when a prize is won in a previous game and a medal payout is completed, or when a loss is confirmed in the previous game. In this standby state, the liquid crystal display device 46 or the like produces an effect in a standby mode that suggests the state to the player and prompts a game operation. Next, when the player inserts a medal into the medal insertion guide 71 or presses one of the bet buttons 73 and 74, the slot machine 1 enters the game from the medal (credit) stored inside. A predetermined number of medals are bet and a game is prepared.

  When the start lever 75 is tilted and the game is started in the game preparation state, the main control board 20 starts to rotate the three reels 101a, 101b, and 101c all at once and executes the internal lottery described above. The result of the internal lottery is stored in the internal lottery flag storage area 125.

  Next, when one of the stop buttons 76a, 76b, and 76c is pressed by the player, the reels 101a, 101b, and 101c are stopped, and the main control board 20 displays the symbols displayed on the stopped reels and the above-described symbols. It is determined whether or not the combination of symbols related to the winning combination of the internal lottery stored in the internal lottery flag storage area 125 matches.

  When these symbol combinations match and the winning combination is confirmed, the slot machine 1 controls the medal credit means 123 by the main control board 20 until the number of credits of the internally stored medal reaches a predetermined number. Then, a medal with a predetermined number of payouts according to the type of the combination is added to the number of credits. Further, when the addition result of the number of payouts and the number of credits exceeds the predetermined number, the slot machine 1 pays out the surplus number of medals to the medal tray 62.

  Hereinafter, the power supply unit 24 will be described in detail with reference to FIGS. 4 to 7.

  FIG. 4 is a perspective view of the power supply unit 24 with the front door 204 opened. FIG. 5 is a perspective view showing a state where the front door 204 of the power supply unit 24 is closed. FIG. 6 is a front view showing a state in which the front door 204 of the power supply unit 24 is opened. FIG. 7 is a front view showing a state where the front door 204 of the power supply unit 24 is closed.

  In FIG. 4, the power supply unit 24 houses the power supply board 25 inside the housing 201, and a power switch 210, setting buttons 211, 212, 213, 214, a setting cylinder lock 220, etc. on the front surface 202 of the housing 201. Is provided.

  The housing 201 has a structure in which a front surface portion 202 is attached to the front surface of the housing body 203. The housing main body 203 is a sheet metal box having an opening in the front, and the front opening 202 is fixed to the front surface of the case body 203 with a screw so that the opening in the front is closed.

On the left side of the upper surface 230 of the housing main body 203, an attachment portion 311 that is screwed to the left side wall of the housing 2 (see FIG. 2) extends upward.
A mounting portion 312 that is screwed to the bottom plate of the housing 2 (see FIG. 2) is provided in front of the lower surface of the housing body 203 so as to extend forward.

  Further, through portions 233 and 234 for exposing the board-side connectors 231 and 232 mounted on the power supply board 25 to the outside are formed on the upper surface 230 of the housing body 203. The board-side connector 231 is connected to a harness connected to the main control board 20 through the through portion 233. The board-side connector 232 is connected to the hopper device 21 through the through portion 234.

  4 and 5, the door 204 is provided on the surface of the front surface portion 202 so as to be opened and closed. The power switch 210, setting buttons 211, 212, 213, 214 and setting cylinder lock 220 shown in FIG. 4 can prevent contact from the outside by closing the door 204 as shown in FIG.

  Hereinafter, the door 204 will be described in detail.

In FIG. 7, the door 204 is formed of a transparent resin such as polycarbonate, for example, and hook portions 241 that are respectively hooked on the columnar members 215 and 216 of the front surface portion 202 serving as a rotation axis of the door 204 at the upper left corner and the lower left corner. 242 are formed. A through portion 243 into which the door opening operation portion 217 of the front portion 202 is inserted is formed in the right middle portion of the door 204. On the left side of the through portion 243 on the surface of the door 204, a recess 244 for facilitating the operation of a door opening operation portion 217 described later is formed. On the right side of the through-hole 243 on the surface of the door 204, a plate-like portion 245 that is pulled by a finger when the door 204 is opened / closed is projected to the front side.
In FIG. 4, a wall portion 246 is formed on the back surface of the door 204 to prevent unauthorized equipment from entering.

  Hereinafter, the front surface portion 202 will be described in detail.

6 and 7, cylindrical members 215 and 216 that serve as the rotation shaft of the door 204 are provided slightly inside the upper left corner and the lower left corner of the front surface portion 202.
A torsion spring 247 is provided between the door 204 and the front surface portion 202. The torsion spring 247 biases the door 204 in a direction to close the front surface portion 202.

  In FIG. 6, a door opening operation portion 217 is formed to protrude forward on the left side of the upper and lower intermediate portions on the surface of the front portion 202. The door opening operation part 217 is formed in a plate shape, and a locking claw 249 that locks to the edge of the penetration part 243 (see FIGS. 4 and 7) of the door 204 is formed on the left surface.

Partition portions 218 and 219 sandwiching the wall portion 246 (see FIG. 4) in a state where the door 204 is closed are formed in the vicinity of the right side, the upper side, the lower side, and the right side of the front surface portion 202.
On the lower part of the surface of the front part 202, up, down, left and right setting buttons 211, 212, 213, 214 are provided. The setting buttons 211, 212, 213, and 214 are arranged in the up / down / left / right cross directions, respectively.

A setting cylinder lock 220 is provided on the left side of the upper and lower intermediate portions on the surface of the front surface portion 202.
The setting cylinder lock 220 includes the setting cylinder lock body 251 and the setting cylinder lock rotor 252 that are attached and fixed to the front surface portion 202. The setting cylinder lock rotor 252 has a setting key fitting portion 253 that engages with the setting key 250 shown in FIG. 4 as a key hole.

  4 and 6, the setting cylinder lock rotor 252 is inserted into the cylinder of the setting cylinder lock body 251 and is in one of a locked state and a rotatable state in the cylinder. When the setting key fitting portion 253 is fitted with the setting key 250, the locked state in the cylinder is released. When the setting cylinder lock rotor 252 is locked and fixed, the width direction of the setting key 250 is directed vertically.

  In FIG. 6, the setting cylinder lock 220 detects a setting cylinder lock rotor rotation angle detection for detecting whether the rotation angle of the setting cylinder lock rotor 252 is in the first or second rotation range. A rotary switch 254 is provided as a means. The first rotation range of the setting cylinder lock 220 includes a state in which the setting cylinder lock rotor 252 is in a locked and fixed state, and is a range in which setting change is not possible. The second rotation range of the setting cylinder lock 220 is a range in which the setting can be changed, and is arranged on the clockwise side with respect to the first rotation range.

Next, the label 500 will be described in detail with reference to FIG.
FIG. 8 is a rear view showing the label 500 of the front door 3 and its peripheral part.
8, one surface of the substrate case 90 is the back side surface of the front door 3, and a label 500 on which the operation method of the setting buttons 211, 212, 213, and 214 of the power supply unit 24 shown in FIG. 6 is written. It is pasted. In FIG. 8, the other surface of the substrate case 90 is attached and fixed to the back surface side of the liquid crystal display device 46.

  The label 500 includes a character 501 “1 → 2 (setting up)”, a character 502 “upper right / left / right / left / upper right”, a character 503 “2 → 1 (setting down)”, and “left” "504" is described.

The characters 501 and 502 are used to press the up / down / right / left setting buttons 211, 212, 213, and 214 in the order of up / down / right / left / left / upper / right when changing the setting to increase the lottery probability of the winning combination called "up". Is shown.
Characters 501 and 502 indicate that the left setting button 213 is pressed when a setting change called a setting down is performed to lower the setting value of the winning combination lottery probability.

  Hereinafter, a setting change method of the slot machine 1 will be described.

  When changing the winning probability winning probability setting of the slot machine 1 shown in FIG. 1, an operator such as an administrator of the slot machine 1 inserts a predetermined door key into the key hole 79 to perform unlocking operation, and hinges The front door 3 attached to the housing 2 by the mechanism is opened forward.

  Next, the operator presses the door opening operation portion 217 of the power supply unit 24 shown in FIGS. 5 and 7 in the right direction, and locks the locking claws 249 against the edge of the through portion 243 of the door 204 on the left surface. And the door 204 is opened from the front face 202 as shown in FIGS.

  With the door 204 open, the operator turns off the power switch 210 shown in FIGS. 4 and 6, and then inserts the setting key 250 into the setting key fitting portion 253 that is a key hole of the setting cylinder lock 220. The setting key 250 is turned clockwise so that the width direction of the setting key 250 is turned on, and then the power switch 210 is turned on. As a result, the main control board 20 shown in FIG. 3 controls the display unit driving circuit 153 to numerically display the set value of the winning combination lottery probability on the numerical information display unit 152.

  In this state, when performing a setting change called a setting up to increase the lottery probability of the winning combination, the operator confirms the operation method with the label 500 shown in FIG. 8, and the up / down / left / right setting buttons shown in FIGS. 211, 212, 213, and 214, the upper setting button 211 → the lower setting button 212 → the right setting button 214 → the right setting button 214 → the left setting button 213 → the lower setting button 212 → the upper setting button 211. → The ON operation is performed by pressing the setting button 214 in the right order. Thereby, except for the case where the setting candidate value is the maximum value of 6, the setting candidate value displayed on the numerical information display unit 152 (see FIG. 1) is incremented by one. In this case, for example, when the original setting is setting 1, the setting candidate value is increased to 2, and when the original setting is setting 5, the setting candidate value is increased to 6. When the setting up operation is performed while the original setting candidate value is 6, the setting candidate value remains in the 6 state.

  When making a setting change called “setting down” to lower the lottery probability of the winning combination, the operator confirms the operation method with the label 500, and the left setting button 213 among the setting buttons 211, 212, 213, 214 of the upper, lower, left and right Is turned on by first pressing the button. As a result, except for the case where the setting candidate value is 1, which is the minimum value, the setting candidate value displayed on the numerical information display unit 152 (see FIG. 1) is subtracted by 1. In this case, for example, when the original setting is setting 6, the setting candidate value is lowered to 5, and when the original setting is setting 2, the setting candidate value is lowered to 1. Note that when the setting down value is operated while the original setting candidate value is 1, the setting candidate value remains at 1.

  The operator performs such setting up or setting down as many times as desired, and turns on the lever 75 in a state where the desired setting candidate value is displayed on the numerical information display unit 152 to actually set the setting candidate value. Are stored in the setting storage area 126 of the storage unit 121 of the main control board 20.

  Thereafter, the operator turns the setting key 250 inserted into the setting cylinder lock 220 counterclockwise so that the width direction of the setting key 250 is turned off, pulls out the setting key 250 from the setting cylinder lock 220, and moves the front portion The door 204 is closed with respect to 202. As a result, the locking claw 249 of the door opening operation unit 217 is locked to the edge of the penetrating portion 243 of the door 204 on the left surface, and the door 204 is fixed to the front surface portion 202. Next, as shown in FIG. 1, the slot machine 1 can be played by the operator closing the front door 3 with respect to the housing 2.

  Due to the structure and operation described above, the main control board 20 is provided inside the space formed by the housing 2 and the front door 3, and serves as a lottery means for lottering a winning combination in response to a predetermined game operation. .

  The hopper device 21 is provided inside the space formed by the housing 2 and the front door 3, and the coins of the game medium are directed from the inside of the front door 3 to the outside based on the winning combination lottered by the lottery means. It is a game media payout means for paying out.

  The power supply unit 24 is provided inside a space formed by the housing 2 and the front door 3, and power is supplied from the outside of the housing 2 through a through hole 9 formed in the wall surface of the housing 2. Electric power having a predetermined voltage value is generated from the supplied electric power and supplied to the lottery means and the game medium payout means.

  The front door cylinder lock 78 is a front door lock mechanism that fixes the front door 3 to the housing 2 and releases the fixation.

  The setting cylinder lock 220 includes a setting key fitting portion 253 that fits with the setting key 250, and the setting key fitting portion 253 is engaged with the setting key fitting portion 253 when the setting key fitting portion 253 is fitted to the setting key 250. Can be rotated.

The numerical information display unit 152 is a setting display unit that displays a set value of the lottery probability of the winning combination based on the rotation angle of the setting key fitting unit 253.
The setting buttons 211, 212, 213, and 214 serve as setting change operation input means capable of a plurality of types of operation inputs.

  Further, the main control board 20 enables the setting change of the lottery probability of the winning combination in the lottery means based on the rotation angle of the setting key fitting portion 253, and in this state, the setting button Only when at least two kinds of operation inputs from 211, 212, 213, 214 are performed in a specific order, the setting value of the winning combination lottery probability is changed to the one with the higher lottery probability, and the setting button 211, This is a setting change means for changing the setting value of the lottery probability of the winning combination to the lower one of the lottery probabilities when one type of operation input is made from 212, 213, 214.

  According to such a slot machine 1, the main control board 20 determines the winning combination lottery probability only when at least two types of operation inputs are made in a specific order from the setting buttons 211, 212, 213, and 214. Since the setting value is changed to the higher lottery probability, the operation for changing the setting value of the winning combination lottery probability to the higher lottery probability is complicated, and between the front door 3 and the housing 2 It is possible to prevent unauthorized equipment from being inserted through the gap and the setting value of the winning probability for winning a prize to be illegally changed to a higher lottery probability, thus preventing illegal gaming activities and improving management of gaming facilities be able to.

  In addition, as a modification of the embodiment shown in FIGS. 1 to 8, the setting change of the lottery probability of the winning combination in the lottery means is made possible based on the rotation angle of the setting key fitting portion 253. In addition, in this state, the winning lottery setting value is set to the higher one of the lottery probabilities only when at least one type of specific operation input is performed from the setting buttons 211, 212, 213, and 214 for a predetermined time or more. If the setting button 211, 212, 213, 214 is used to input a specific type of operation different from the case where the lottery probability is increased, the lottery probability setting value of the winning combination is low. The main control board 20 may be configured to change the setting.

  According to such a modification, the main control board 20 increases the lottery probability of the winning combination only when at least one kind of specific operation input is performed from the setting buttons 211, 212, 213, and 214 for a certain period of time. Since the setting is changed to the higher one, the operation for changing the setting value of the winning lottery probability to the higher one of the lottery probability is complicated, and an unauthorized device is inserted through the gap between the front door 3 and the housing 2. It is possible to prevent the setting change from being made illegally to those who have a higher winning probability of winning combination.

  Hereinafter, another embodiment of the present invention will be described with reference to FIG.

FIG. 9 is a rear view showing a label of a front door and its peripheral part according to another embodiment of the present invention. Note that components not shown in FIG. 9 refer to FIGS.
In another embodiment shown in FIG. 9, in addition to the setting changing method of the embodiment shown in FIGS. 1 to 8, the setting value can be directly changed from 1 to 6 without going through the setting candidate value of the intermediate setting. ing.

  In FIG. 9, a label 600 on which the operation method of the setting buttons 211, 212, 213, and 214 of the power supply unit 24 shown in FIG.

  In addition to the characters 501, 502, 503, and 504 shown in FIG. 8, the label 600 includes a character 611 “1 → 6 (setting up)” for setting up the setting value from 1 to 6, and “lower Characters 502 and 612 of “left and right lower upper right lower right upper left upper left right left upper left” are described.

  The characters 601 and 602 indicate the upper, lower, left, and right setting buttons 211, 212, 213, and 214 when the setting value is directly changed from 1 to 6 without going through the intermediate setting candidate value. This indicates that the pressing operation is performed in the order of lower right, upper, lower, right, left, left, and upper.

  An operation when the setting value is directly changed from 1 to 6 without going through the intermediate setting candidate value will be described.

  In this case, the power switch 210 shown in FIGS. 4 and 6 is turned off, the setting key 250 is inserted into the setting key fitting portion 253 and fitted, and the setting key 250 is turned clockwise to change the width of the setting key 250. The direction is turned on, and then the power switch 210 is turned on. As a result, the main control board 20 shown in FIG. 3 controls the display unit driving circuit 153 to numerically display 1 which is the set value of the winning combination lottery probability on the numerical information display unit 152.

  In this state, the operator confirms the operation method with the label 600 shown in FIG. 9, and sets the up / down / left / right setting buttons 211, 212, 213, and 214 shown in FIGS. 4 and 6 to down → upper → left → right → The on operation is performed by pressing in the order of down, up, right, down, right, up, down, right, left, left, up, down. As a result, the setting candidate value displayed on the numerical information display unit 152 (see FIG. 1) changes from setting 1 to setting 6.

Thereafter, the operator turns on the lever 75 in a state in which the numeral 6 is displayed on the numerical information display unit 152, thereby setting the setting candidate value 6 as an actual setting value to the storage unit 121 of the main control board 20. Are stored in the setting storage area 126.
The operation for setting up the setting candidate values one by one and the operation method for setting the setting candidate values one by one are the same as those in the embodiment shown in FIGS.

  With the structure and operation described above, in another embodiment of the present invention, the main control board 20 shown in FIG. 3 draws the winning combination lottery in the lottery unit based on the rotation angle of the setting key fitting portion 253. In this state, the probability setting can be changed, and in this state, the first specific operation input having a relatively low operation difficulty is performed from the setting buttons 211, 212, 213, and 214, and the state before the change is made. If there is a setting value that is one rank lower than the setting value, the setting value of the winning combination lottery probability is changed to the lower one of the lottery probabilities, and the operation difficulty level from the setting buttons 211, 212, 213, 214 is increased. When the second specific operation higher than the first specific operation input is performed and there is a set value that is one rank higher than the set value before the change, the set value of the winning combination lottery probability is selected in the lottery Probable The setting button 211, 212, 213, 214 is used to perform a third specific operation in which the operation difficulty level is higher than that of the second specific operation input, and before the change. When there is a set value that is two ranks higher than the set value, the setting change means for changing the set value of the lottery probability of the winning combination to two or more ranks in the higher lottery probability.

  According to such other embodiments, the same effects as those of the embodiments of FIGS. 1 to 8 can be obtained, and an operation method for changing the setting candidate value from 1 to 6 can be implemented as shown in FIGS. It is possible to make the degree of difficulty relatively appropriate compared to the form.

  In the other embodiment shown in FIG. 9, the present invention is applied to the case where the setting candidate value is directly changed from 1 to 6, but the setting candidate value is changed from 2 to 4 or from 3 to 6 directly. Any method that directly changes to a setting candidate value that is two ranks higher than the setting candidate value can be applied.

  Further, in the embodiment shown in FIGS. 1 to 9 and the modification thereof, the setting cylinder lock 220 and the setting buttons 211, 212, 213, and 214 are provided in the power supply unit 24, but the setting cylinder lock 220 is provided. Can be applied in various ways as long as it is inside a space closed by the casing 2 and the front door 3 such as the main control board 20. The place where the setting buttons 211, 212, 213, and 214 are provided can be applied to various places of the slot machine 1 such as the main control board 20 and the operation unit 7.

  In the embodiment shown in FIGS. 1 to 9 and its modification, the setting buttons 211, 212, 213, and 214 are used as setting change operation input means capable of inputting a plurality of types of operations. As the operation input means, other operation input means such as a ten o'clock key and a start lever may be used as components.

  FIG. 10 is a perspective view showing a start lever that can be used as a setting change operation input means in the embodiment shown in FIGS.

Here, when the start lever 75 is used as a component of the setting change operation input means, as shown in FIG. 10, the setting change operation input means 700 is a start lever as an operation lever that can be tilted in four directions. 75 and photosensors 701, 702, 703, and 704 as tilting operation detecting means for detecting tilting operations in the four directions of the operation lever, and four types of operation inputs by tilting the start lever 75 in the four directions. Is configured to be possible.
More specifically, the start lever 75 has a spherical operation portion 711 on the distal end side, an intermediate shaft portion 712 on the intermediate portion, and a reflection portion 713 on the proximal end side.

  The middle shaft portion 712 is pivotally supported by the operation portion 7 (see FIG. 1) so as to be pivotable in four directions, up, down, left, and right, and is biased to an intermediate position in four directions by a spring (not shown). 75 can be tilted in four directions.

  The middle shaft portion 712 is pivotally supported by the operation portion 7 (see FIG. 1) so as to be pivotable in four directions, up, down, left, and right, and is biased to an intermediate position in four directions by a spring (not shown). 75 can be tilted in four directions.

  The reflection unit 713 has upper, lower, left, and right reflection surfaces, and the positions of the upper, lower, left, and right reflection surfaces are detected by photosensors 701, 702, 703, and 704, respectively. Detection outputs of the photosensors 701, 702, 703, and 704 are supplied to the main control board 20 shown in FIG.

With such a configuration, the start lever 75 can be used as a component of the setting change operation input means.
In addition, as the operation input means using the start lever, the start lever can be tilted in five or more directions, and the tilt operation detecting means detects the tilting operation in five or more directions of the start lever. It is possible to adopt a configuration in which the operation input can be performed.

  The present invention can be applied not only to a slot machine but also to other gaming machines such as an arrangement ball using a medal and a sparrow ball gaming machine.

FIG. 1 is a perspective view showing an external structure of a slot machine according to an embodiment of the present invention. FIG. 2 shows the internal structure of the slot machine according to the embodiment of the present invention. FIG. 3 is a block diagram showing a slot machine control system according to an embodiment of the present invention. FIG. 4 is a perspective view showing a state where the front door of the power supply unit according to the embodiment of the present invention is opened. FIG. 5 is a perspective view showing a state where the front door of the power supply unit according to the embodiment of the present invention is closed. FIG. 6 is a front view showing a state where the front door of the power supply unit according to the embodiment of the present invention is opened. FIG. 7 is a front view showing a state where the front door of the power supply unit according to the embodiment of the present invention is closed. FIG. 8 is a rear view showing the front door label and its peripheral part according to an embodiment of the present invention. FIG. 9 is a rear view showing a label of a front door and its peripheral part according to another embodiment of the present invention. FIG. 10 is a perspective view showing a start lever which can be used as a setting change operation input means in the embodiment shown in FIGS.

Explanation of symbols

1 ... slot machine, 2 ... housing, 3 ... front door, 4 ... upper panel,
5 ... Lower panel part, 6 ... Medal tray part, 7 ... Operation part, 8 ... Opening,
9 ... through hole, 10 ... power cord, 20 ... main control board, 21 ... hopper device,
22 ... medal outlet, 23 ... auxiliary storage unit, 24 ... power supply unit,
25 ... Power supply board, 26 ... External concentration terminal board, 30 ... Light emission drive part,
32a, 32b ... speaker, 33 ... central display board,
34 ... Medal sorting device, 35 ... Guide member,
36 ... Guide member, 37 ... Guide member, 38a, 38b ... Speaker,
40 ... Sub-control board, 41 ... Panel surface,
42 ... display window, 43 ... lighting unit for production,
44a, 44b ... production sound emitting unit, 46 ... liquid crystal display device,
45 ... display window, 47 ... panel board, 50 ... production device,
51 ... Display panel, 61 ... Medal payout port, 62 ... Medal tray,
63a, 63b ... right and left production sound emission unit, 71 ... medal insertion guide,
72: medal slot, 73, 74 ... bet button,
75 ... Start lever, 76a, 76b, 76c ... Stop button,
77 ... Checkout button, 78 ... Front door cylinder lock, 79 ... Keyhole,
80, 90 ... substrate case, 81, 82 ... bracket member,
100 ... reel unit, 101a, 101b, 101c ... reel,
102a, 102b, 102c ... stepping motors,
103a, 103b, 103c ... reference position sensor,
110: Cylinder device substrate, 120 ... CPU, 121 ... Storage unit,
122 ... system program, 123 ... medal credit means,
124 ... Winning lottery table, 125 ... Internal lottery flag storage area,
126 ... Setting storage area, 127 ... Random number generator, 131 ... Medal sensor,
151, 152 ... Numerical information display part, 201 ... Housing, 202 ... Front part,
203 ... Case body, 204 ... Door, 210 ... Power switch,
211, 212, 213, 214 ... setting buttons,
215, 216 ... cylindrical member, 217 ... door opening operation part,
218, 219 ... Partition, 220 ... Setting cylinder lock, 230 ... Upper surface,
231, 232... Board-side connector, 233, 234.
241, 242 ... hook part, 243 ... penetrating part, 244 ... concave part,
245 ... plate-like part, 246 ... wall part, 247 ... torsion spring, 249 ... locking claw,
250 ... Setting key, 251 ... Setting cylinder lock body,
252 ... Setting cylinder lock rotor, 253 ... Setting key fitting part,
254 ... Rotary switch, 311, 312 ... Mounting part,
500 ... label, 501, 502, 503, 504 ... character 600 ... label, 611, 612 ... character,
700 ... setting input operation input means,
701, 702, 703, 704 ... photo sensors,
711 ... operation part, 712 ... middle shaft part, 713 ... reflection part

Claims (4)

A housing having an opening on the front;
A front door that is pivotably attached to the housing so as to close the opening in an openable state;
A lottery means provided inside the space formed by the housing and the front door, for drawing a winning combination in response to a predetermined game operation;
Game medium payout means that is provided inside a space formed by the housing and the front door, and that pays out game media from the inside to the outside of the front door, based on a winning combination that is drawn by the lottery means. ,
Power is supplied from the outside of the housing through a through hole formed in the space formed by the housing and the front door and formed in the wall surface of the housing, and a predetermined voltage is generated from the supplied power. A power supply unit that generates power of a value and supplies the power to the lottery means and the game medium payout means;
A gaming machine equipped with
A front door lock mechanism for fixing the front door to the housing and releasing the fixation;
A setting cylinder lock having a setting key fitting portion that fits with the setting key, and the setting key fitting portion can be rotated with the setting key fitting portion when the setting key fitting portion is fitted with the setting key; ,
Setting display means for displaying a set value of the lottery probability of the winning combination based on the rotation angle of the setting key fitting portion;
A setting change operation input means capable of multiple types of operation input;
Based on the rotation angle of the setting key fitting portion, the lottery means can change the setting of the lottery probability of the winning combination, and in this state, from the setting change operation input means, at least two types Only when the operation input is performed in a specific order, the setting value of the winning lottery probability of the winning combination is sequentially changed to the higher lottery probability every time the operation input is performed, and the setting change operation input When a specific type of operation input is made from the means, a setting changing means for sequentially changing the setting value of the lottery probability of the winning combination to the lower one of the lottery probability every time the operation input is performed;
A gaming machine comprising: A housing having an opening on the front;
A front door that is pivotably attached to the housing so as to close the opening in an openable state;
A lottery means provided inside the space formed by the housing and the front door, for drawing a winning combination in response to a predetermined game operation;
Game medium payout means that is provided inside a space formed by the housing and the front door, and that pays out game media from the inside to the outside of the front door, based on a winning combination that is drawn by the lottery means. ,
Power is supplied from the outside of the housing through a through hole formed in the space formed by the housing and the front door and formed in the wall surface of the housing, and a predetermined voltage is generated from the supplied power. A power supply unit that generates power of a value and supplies the power to the lottery means and the game medium payout means;
A gaming machine equipped with
A front door lock mechanism for fixing the front door to the housing and releasing the fixation;
A setting cylinder lock having a setting key fitting portion that fits with the setting key, and the setting key fitting portion can be rotated with the setting key fitting portion when the setting key fitting portion is fitted with the setting key; ,
Setting display means for displaying a set value of the lottery probability of the winning combination based on the rotation angle of the setting key fitting portion;
A setting change operation input means capable of multiple types of operation input;
Based on the rotation angle of the setting key fitting portion, the lottery means can change the setting of the winning combination lottery probability in the lottery means, and in this state, the operation difficulty from the setting change operation input means When the first specific operation input is relatively low and there is a set value that is one rank or more lower than the set value before the change, the winning combination lottery is performed every time the first specific operation input is performed. The setting value of the probability is sequentially changed to the one with the lower lottery probability, and the second specific operation whose operation difficulty is higher than the first specific operation input is performed from the setting change operation input means. If there is a set value that is one rank higher than the set value before the change, the set value of the winning combination lottery probability is set to 1 for the higher lottery probability each time the second specific operation input is performed. Change only the rank and enter the setting change operation. The winning combination lottery is performed when a third specific operation whose operation difficulty level is higher than the second specific operation input from the means and there is a set value that is higher by two ranks than the set value before the change A setting change means for changing the setting value of the probability to a higher one for the lottery probability of two ranks or more;
A gaming machine comprising: The operation input means for setting change is
An operation lever capable of tilting in at least four directions;
A tilt operation detecting means for detecting a tilt operation in at least four directions of the operation lever;
With
The gaming machine according to claim 1, wherein at least four types of operation inputs are possible by tilting the operation lever in at least four directions. There are 1 to 6 set values for the winning lottery probability,
The setting change means directly changes the setting so that the setting value of the winning combination lottery probability is 6 when the setting value before the change is 1;
The gaming machine according to claim 2 , wherein the operation of changing the setting from 1 to 6 has a higher degree of difficulty than operations other than the setting change.

Images