JP5608893B2 - Game machine - Google Patents

Description

  The present invention relates to a gaming machine such as a pachinko machine or a smart ball machine, and more specifically, a gaming machine capable of effectively preventing an illegal act of forcibly opening a winning device using a piano wire or the like. It is about.

  A pachinko machine, which is a type of gaming machine, has a variety of winning holes in a gaming area provided on the surface of the gaming board, and a number of obstacle nails. Further, a front door fitted with a glass plate is provided in front of the game board so as to be freely opened.

  In such a pachinko machine, the front door is forcibly pulled forward to increase the gap between the front door and a frame for fixing the game board (so-called middle frame), and a thin wire such as a piano wire is inserted through the gap. In some cases, a fraudulent act (so-called piano wire goto act) that forcibly opens the open / close winning device may be performed. Therefore, a pachinko machine in which an elastic member is interposed between the front door and the middle frame has been proposed in order to prevent such illegal acts (Patent Document 1).

JP 2004-275257 A

  However, it is practically impossible to install an elastic member without leaking over the entire gap between the front door and the middle frame, and a piano wire or the like may be inserted from a portion without the elastic member. . Therefore, the conventional pachinko machine in which the elastic member is interposed between the front door and the middle frame cannot be said to have a sufficient effect of preventing the piano wire gotting action.

  The object of the present invention is to solve the problems of the conventional pachinko machine and to have a highly practical game capable of effectively preventing an illegal act of inserting a piano wire or the like from between the front door and the middle frame. Is to provide a machine.

Among the present inventions, the invention described in claim 1 is that a middle frame in which a game board is installed is hinged to a rectangular machine frame covering the upper, lower, left and right outer perimeters, so that it can be opened in a single-open manner. A gaming machine in which a front door with a transparent plate attached to the middle frame is hinged so that it can be freely opened in one side , the front door including a transparent plate and a frame member that covers the upper, lower, left and right of the transparent plate, A rectangular door main body having an opening at the side, and a vertical first rib projecting outwardly on a side edge of the frame member on the hinge side, and a hinge side of the middle frame On the side edge of the frame member , a vertical second rib protrudes inward, while on the side of the open side of the frame member, a belt-like engagement rib having a predetermined width protrudes vertically and outward. And a vertical recess at the side edge of the open side of the middle frame. Is formed, if the front door is closed against the middle frame, in hinging side of the front door, the second rib of the middle frame are overlapped and positioned in front of the first rib of the frame member On the other hand, on the open side of the front door, the engagement rib of the frame member enters the recess of the middle frame, the rear surface of the engagement rib faces the recess formation surface of the middle frame, and the engagement rib The outer surface is covered with a middle frame .

  In the gaming machine according to claim 1, even if the front door is pulled forward on the hinged side of the front door, no gap is formed between the front door and the middle frame. Thus, it is possible to efficiently prevent an illegal act of forcibly operating the winning device on the game board surface.

In addition, the gaming machine described in claim 1 is held in a state where the side edge of the glass plate attached to the front door is covered with the middle frame even when the front door is pulled forward on the open side of the front door. Therefore, the illegal act of inserting the piano wire through the gap between the front door and the middle frame can be prevented very efficiently.

It is explanatory drawing which shows the front of a pachinko machine. It is a perspective view which shows the pachinko machine of the state which opened the front door with respect to the middle frame (in addition, description of a game board is abbreviate | omitted). It is a perspective view which shows the state which disassembled the front door partially. It is a perspective view which shows the pachinko machine of the state which removed the front door (in addition, description of a game board is abbreviate | omitted). It is explanatory drawing which shows the front of the pachinko machine of the state which removed the front door (in addition, description of a game board is abbreviate | omitted). It is explanatory drawing which shows the horizontal cross section (AA sectional view in FIG. 1) at the edge of the left end of a pachinko machine. It is explanatory drawing which shows the horizontal cross section (BB sectional view in FIG. 1) at the edge of the right end of a pachinko machine.

  Hereinafter, a pachinko machine that is an embodiment of the gaming machine of the present invention will be described in detail based on the drawings.

<Configuration of Pachinko Machine of Example>
1 and 2 show a pachinko machine 1 according to the present invention. The pachinko machine 1 is covered with a flat and cylindrical machine frame 2 having a predetermined width and made of metal and wood. The game board 3 and the like are installed on the machine frame 2. A metal middle frame 4 is attached so as to be freely openable with the left end edge as an axis.

  In addition, a front door 5 is installed at the left edge of the machine frame 2 so that it can be opened in one side. When the front door 5 is closed, two glass plates 6a and 6b fitted into the front door 5 are connected to the game board. 3 is arranged in parallel with the front surface of 3. Furthermore, on the board surface of the game board 3, rail members 7 are installed in a circumferential shape, and the inside thereof is partitioned as a substantially circular game area R. In the game area R, various winning devices and the like are installed, and a number of obstacle nails are planted.

  FIG. 3 is a partially exploded view of the front door 5. The front door 5 includes a door body 8 and a transparent plate unit 9, and the transparent plate unit 9 can be detachably attached to the door body 8.

  The door body 8 has a rectangular shape in which an upper beam 11 and a lower beam 12 are suspended at the upper and lower ends of the left and right columns 10a and 10b, respectively, and the center is open. A speaker unit or the like is installed on the front side of the upper rail 11, and a supply tray 13 or the like for storing game balls to be supplied to the launching device is projected on the front side of the lower rail 12. Yes. In addition, an engagement protrusion 27 is provided so as to protrude upward on the upper end surface of the left column (left side when viewed from the front), and an engagement hole (not shown) is formed in the lower end surface of the column 10a. It is installed.

  Also, substantially L-shaped engaging members 14a and 14b for engaging the left and right upper ends of the transparent plate unit 9 rotate on the rear surface side of the crossing position between the left and right support columns 10a and 10b and the upper rail 11. It is fixed as possible. These engaging members 14a and 14b are soft on the outer periphery (the inner side of the support shaft portion 15 and the locking portion 16) of the metal fitting that is bent so that the locking portion 16 is orthogonal to the support shaft portion 15. It is coated with a resin, and the support shaft portion 15 is pivotally attached so as to be orthogonal to the rear surface of the door body 8.

  On the other hand, on the rear side of the crossing position between the left and right support columns 10a, 10b and the lower rail 12, there are locking concave bodies 17a, 17b having a U-shaped cross section for engaging the left and right lower ends of the transparent plate unit 9. It is fixed. Further, on the rear surface of the right side (right side when viewed from the front) of the column 10b, there are provided three hook-shaped members 18, 18,.

  The transparent plate unit 9 is composed of two rectangular glass plates 6a and 6b that are cut in an inclined manner on the left and right sides, and a synthetic resin frame member 19 that covers the upper, lower, left and right sides of the glass plates 6a and 6b. ing. At the upper left and right ends of the frame member 19, flat engaged portions 20a and 20b for engaging with the engaging member 14 are provided, and outer peripheries below the engaged portions 20a and 20b are provided. The wall bodies 21a and 21b are erected in a substantially arc shape. In addition, rectangular locking protrusions 22a and 22b are provided at the left and right lower ends of the frame member 19 so as to protrude downward. Furthermore, strip-shaped engagement ribs 23a and 23b having a predetermined width are provided on the left and right outer sides of the frame member 19 so as to project vertically outward (the left engagement rib 23a functions as a first rib. To do).

  The front door 5 abuts the transparent plate unit 9 on the rear surface of the door body 8, and the locking protrusions 22 a and 22 b at the left and right lower ends of the frame member 19 are respectively connected to the locking recesses 17 a of the door body 8. 17b and the engaging members 14a and 14b of the door body 8 are rotated so that the respective engaging portions 16 and 16 are arranged on the engaged portions 20a and 20b. The transparent plate unit 9 is detachably attached to the door body 8 by sandwiching the plate-like portions at the left and right upper ends of the frame member 19 by the door body 8. And the opening part of the door main body 8 is the state covered with the glass plates 6a and 6b.

  On the other hand, FIGS. 4 and 5 show a pachinko machine with the front door 8 removed, and the middle frame 4 is formed in a square shape having a large opening at the upper central portion by synthetic resin. A rectangular game board 3 can be fitted and installed in the opening. Further, a cover member 24 and the like for protecting various control devices and the like installed on the game board 3 are attached to the rear side of the middle frame 4. Further, a storage tray 35 for storing game balls overflowing from the supply tray 13 and an operation handle 37 for operating the game ball launching device 36 are provided on the lower front surface of the middle frame 4.

  Further, an upper engaging protrusion 25 and a lower engaging protrusion 26 are horizontally provided at the upper and lower edges of the left side of the front surface of the middle frame 4 so as to protrude forward. The upper engagement protrusion 25 and the lower engagement protrusion 26 are formed in a flat plate shape, and the upper engagement protrusion 25 is provided with an engagement hole. An engaging protrusion 34 is provided so as to protrude upward. Further, on the inner surface of the left column 28a of the middle frame 4, a belt-like engaged rib 29 having a predetermined width is provided to project vertically inward so as to be parallel to the front edge of the middle frame 4 (note that The engaged rib 29 functions as a second rib).

  On the other hand, the right support column 28b of the middle frame 4 is provided with vertically long engagement holes 30, 30,... For engaging the flanged members 18, 18,. The engaged bar 31 is slidable up and down. The engaged rod 31 is always urged upward by a spring member (not shown). Further, by inserting a predetermined key into the unlocking device 32 projecting from the lower side of the middle frame 4, the engaged rod 31 can be slid downward against the biasing force of the spring member. It is like that. In addition, on the inner surface of the right column 28b of the middle frame 4, a concave groove 33 for engaging with an engagement rib 23b protruding from the right edge of the frame member 19 of the front door 5 is a vertical straight line. Is formed.

  Then, the middle frame 4 engages the engagement protrusion 27 provided on the upper left end of the door body 8 of the front door 5 with the engagement hole of the upper engagement protrusion 25 protruding from the upper left end, By engaging the engaging protrusion 34 of the lower engaging protrusion 26 protruding from the lower left end with the engaging hole provided at the lower left end of the door body 8 of the front door 5, the front door 5 is It is in a state where it is attached so that it can be opened in a single direction around the left edge.

<Operation contents of the pachinko machine of the embodiment>
In the pachinko machine 1 configured as described above, when the operation handle 37 is rotated by a player or the like, a game ball is launched by the game ball launching device 36, and the launched game ball is placed on the game board 3. It is guided to the upper part of the game area R provided on the board surface. Then, when the guided game ball wins various prize-winning devices (for example, when the game ball enters the inside of the established big prize opening 22), a predetermined number of game balls are used as the game ball payout device. (Not shown).

  In the pachinko machine 1, the front door 5 can be held in a closed state with respect to the middle frame 4, or the front door 5 can be opened with respect to the middle frame 4. That is, when the front door 5 is held in a closed state with respect to the middle frame 4, the right side of the front door 5 is pressed against the middle frame 4. When pressed in such a manner, the engaged rod 31 is lowered downward against the biasing force of the spring member, so that the arrowhead-shaped rod-shaped member 18 is inserted into the engagement holes 30, 30. .., 18... And then the engaged rod 31 is raised by the biasing force of the spring member, so that the front door 5 is held closed with respect to the middle frame 4.

  FIG. 6 shows a horizontal cross section (cross section taken along line AA in FIG. 1) on the left side of the front door 5 when the front door 5 is closed with respect to the middle frame 4 as described above. When the front door 5 is closed with respect to the middle frame 4, on the left side of the front door 5, an engagement rib 23 a that projects from the left edge of the frame member 19 is projected from the left edge of the middle frame 4. The engagement rib 23a and the engaged rib 29 overlap each other when entering the inside of the engaged rib 29 and viewed from the front. Therefore, when the front door 5 is closed with respect to the middle frame 4, the glass plates 6a and 6b are fitted on the hinged side of the front door 5 even when the front door 5 is forcibly pulled forward. A situation in which a gap is formed between the frame member 19 and the middle frame 4 does not occur. Therefore, a piano wire or the like cannot reach the game area R.

  FIG. 7 shows a horizontal cross section (cross section taken along line BB in FIG. 1) on the right side of the front door 5 when the front door 5 is closed with respect to the middle frame 4 as described above. When the front door 5 is closed with respect to the middle frame 4, on the open side of the front door 5, the engagement ribs 23 b of the frame member 19 attached to the front door 5 are connected to the right column 28 b of the middle frame 4. And the state where the right edge of the glass plate 6b fitted into the frame member 19 is covered with the middle frame 4 when viewed from the side. Become. Therefore, it becomes very difficult to allow a piano wire or the like to enter from between the middle frame 4 and the glass frame 6b to reach the game area R.

  On the other hand, when opening the front door 5 with respect to the middle frame 4, a predetermined key is inserted into the unlocking device 32 projecting from the lower side of the middle frame 4 and rotated in a predetermined direction. By engaging the engaged rod 31 downward against the urging force of the spring member, the engagement of the engaged rod 31 with the flange-shaped members 18, 18... Provided on the door body 8 of the front door 5. The engagement state with the holes 30, 30,. As described above, the front door 5 can be opened with respect to the middle frame 4 by releasing the engagement state between the hook-shaped members 18, 18... And the engagement holes 30, 30. .

<Effect of pachinko machine>
As described above, the pachinko machine 1 has the vertical engagement ribs 23a (first ribs) protruding outward from the side edge of the front door 5 on the hinge side, and the middle frame 4 on the hinge side. A vertical engaged rib 29 (second rib) that can be engaged with the engaging rib 23 a is protruded inward at the side edge of the front door 5, and the front door 5 is closed with respect to the middle frame 4. In this case, the engaged ribs 29 of the middle frame 4 are positioned in front of the engaging ribs 23a of the front door 5 and overlap each other. Therefore, even if the front door 5 is forcibly pulled forward on the hinged side of the front door 5, no gap is formed between the front door 5 and the middle frame 4, so a piano wire is inserted through the gap. It is possible to efficiently prevent an illegal act of forcibly operating the winning device on the surface of the game board 3.

  Further, the pachinko machine 1 has a vertical concave groove 33 (concave portion) formed on the open side edge of the middle frame 4, and when the front door 5 is closed with respect to the middle frame 4, With the side edge of the glass plate 6b (transparent plate) attached to the door 5 covered with the middle frame 4 (when viewed from the side), the locking mechanism (improvement members 18, 18,. The closed state is maintained by the hook 31). Therefore, even if the front door 5 is forcibly pulled forward on the open side of the front door 5, the side edge of the glass plate 6 attached to the front door 5 is held in a state covered with the middle frame 4. In addition, an illegal act of inserting a piano wire through a gap between the front door 5 and the middle frame 4 can be efficiently prevented.

<Change example of pachinko machine>
The configuration of the gaming machine according to the present invention is not limited to the above-described embodiments. The machine frame, the middle frame (engaged rib, recessed groove), the front door (door body, transparent plate) The structure of the material, shape, structure, etc. of the unit, the frame member, the glass plate, etc. can be appropriately changed as necessary without departing from the spirit of the present invention.

  For example, the pachinko machine is limited to the one in which the entire front surface of the engaging rib is covered with the engaged rib on the hinged side of the front door when the front door is closed with respect to the middle frame as in the above embodiment. Instead, it is possible to change to a configuration in which only a part of the front surface of the engaging rib is covered by the engaged rib.

  Further, in the pachinko machine, when the front door is closed with respect to the middle frame as in the above embodiment, only the side edge of the rear glass plate (of the plurality of glass plates) is provided on the open side of the front door. When the front door is closed with respect to the middle frame, the side edges of multiple glass plates are covered with the middle frame when the front door is closed with respect to the middle frame. It is also possible to change to what becomes. In the case of adopting such a configuration, it is possible to more effectively prevent an illegal act of entering a piano wire or the like from between the front door and the middle frame.

  In addition, the gaming machine of the present invention can be applied not only as a pachinko machine but also as another gaming machine such as a slot machine.

  Since the gaming machine of the present invention has excellent effects as described above, it can be suitably used as various gaming machines such as pachinko machines and smart balls.

1. ・ Pachinko machine 3. ・ Game board 4. ・ Middle frame 5. ・ Front door 6. ・ Glass plate 23a ・ ・ Engagement rib (first rib)
29 .. Engagement rib (second rib)
33..Concave groove (concave)

Claims (1)

A middle frame with a game board installed on a rectangular machine frame that covers the top, bottom, left, and right outer sides is hinged so that it can be freely opened, and a front door with a transparent plate attached to the middle frame. It is a gaming machine that is hinged so as to be freely opened,
The front door is composed of a transparent plate and a frame member that covers the upper, lower, left, and right sides of the transparent plate, and a rectangular door body that opens at the center,
The side edges of the hinged side of the frame member, together with the vertical first rib is protruded outward, when the side edge of the hinged side of the middle frame, the inwardly vertical second rib While being protruding ,
On the side of the open side of the frame member, a belt-like engagement rib having a predetermined width is provided so as to protrude vertically and outward,
A vertical recess is formed at the side edge of the open side of the middle frame,
When the front door is closed with respect to the middle frame, on the hinged side of the front door , the second rib of the middle frame is positioned in front of and overlapped with the first rib of the frame member ,
On the open side of the front door, the engagement rib of the frame member enters the recess of the middle frame, the rear surface of the engagement rib faces the recess formation surface of the middle frame, and the outer surface of the engagement rib is the middle A gaming machine characterized by being covered with a frame .

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