A kind of vehicle-carrying plate stacking machine and the intelligent three-dimensional garage using the vehicle-carrying plate stacking machine
Technical field
The present invention relates to a kind of vehicle-carrying plate stacking machines, and the invention further relates to the intelligent three-dimensionals for using above-mentioned vehicle-carrying plate stacking machine
Garage.
Background technology
Rapid proliferation with automobile and development, city parking position supply wretched insufficiency, and the demand on parking stall is increasing,
Traditional parking mode gradually develops to intelligent machine solid parking mode.Existing full-automation parking systems mainly has
Planar movement class, tunnel stacking class, vertical lifting.Their operation principle is exactly to have one or more carrying in simple terms
Device can get up carry, then move together on elevator, elevator again connects carrier from bottom of car automobile lifting
Different parking tiers is transported to automobile, then automobile is sent into specified parking stall by carrier.
The major defect of above-mentioned a few type parking equipments is:(1) carrier, piler or travelling platform all can only be in orbit
It moves in a straight line, cannot turn, motion path is restricted, and cannot utilize the space for having corner in parking building.(2) because of equipment
It is to be run based on track, so needing to be laid with a large amount of tracks, quantity-at-location is more, and tunnel is longer, the steel for being laid with track
Material and civil engineering amount also can accordingly increase, consumption lot of materials, artificial and time.(3) it in the same parking building, needs to configure
Carrier, travelling platform, elevator plurality of devices, equipment installation is more complicated, and the installation of degree of precision is needed just to can guarantee carrying
Device smoothly moves transition in each equipment and walking rails, and installation is slightly improper, and the linking cooperation of equipment will go wrong,
It even to remodify equipment in the three-dimensional machinery garage of size (4) these types of equipment and mechanism is excessively bulky and hulking, installation
And maintenance capacity is big, is not easy to dismounting and change at any time, once some mechanical part is out of joint, will result in whole system paralysis
Paralysis.(5) this three-dimensional mechanical parking library is restricted by itself parking mode, the collaborative work efficiency between multiple carriers compared with
It is low, it is still not enough to reach the space utilization efficiency of ultra high density.(6) several fully automatic stereo-parking garages more than, cost and safeguard at
This is all higher, is not easy to ultra-large extension and uses.
Patent document " DEVICE AND METHOD FOR AUTOMATICALLY LATERALLY STORING A
MOTOR VEHICLE IN A STORING DEVICE " (Patent No. US2013/0280018 A1) disclose a kind of stop and set
Standby, which need not be laid with track, directly grip automobile tire using the fork in mobile robot, then
Car carrying to specified parking stall.This equipment has a defect that:(1) since the vehicle wheel base of different model and tire are straight
Diameter is all different, and spacing and the position of fork will be readjusted by gripping automobile tire every time, this process is relatively time-consuming, is simultaneously
Guarantee gripping dynamics cannot injure tire, and the action for gripping tire is also designed very slowly, the two factors cause to move to take
Automobile takes longer, inefficiency.(2) since fork of this mobile robot itself has certain thickness, if automobile bottom
Disk is very low or chassis structure is more special, and fork just cannot stretch into the action that bottom of car completes gripping tire, therefore this
Parking apparatus is not applicable to the vehicle that chassis is very low or chassis is more special.
Invention content
Technical problem to be solved by the present invention lies in the deficiencies for overcoming the above-mentioned prior art, provide a kind of vehicle-carrying plate stacking
Machine, should be simple in structure in vehicle-carrying plate stacking machine, easy to use, can take out the arbitrary vehicle-carrying plate of stacking together at any time, or will
One vehicle-carrying plate is put into any position, when being used for the melt pit of intelligent three-dimensional garage, helps to improve the storage efficiency of vehicle, saves high
Haulage equipment carries number and scope of activities, good energy-conserving effect.
Technical problem to be solved by the present invention lies in the deficiencies for overcoming the above-mentioned prior art, provide a kind of intelligent three-dimensional vehicle
Library, which, which goes out to be put in storage, is equipped with vehicle-carrying plate stacking machine in the melt pit of room, help to improve the storage efficiency of vehicle, save
It saves high haulage equipment and carries number and scope of activities, good energy-conserving effect.
The main technical schemes used according to vehicle-carrying plate stacking machine provided by the invention for:Including two branch being oppositely arranged
Frame, the elevating mechanism being located on holder and the crane driven by the elevating mechanism, the crane, which is equipped with to be promoted, to be locked
Hook, the promotion latch hook are rotatably mounted on the crane by shaft, and the crane is equipped with telescoping mechanism, institute
The one end for stating promotion latch hook connect the other end swing for driving the promotion latch hook with telescoping mechanism.
Vehicle-carrying plate stacking machine provided by the invention also uses following attached technical scheme:
The elevating mechanism includes motor, is driven by the motor-driven spiral lifting bar and by the spiral lifting bar
Dynamic chain pulley group, the chain pulley group includes multiple pulleys and takes the chain being wound between multiple pulleys, described
One end of chain is connect with the holder, and the other end of the chain is connect with the crane, and one of pulley is located at institute
It states on spiral lifting bar, the ascending, descending of the spiral lifting bar drives the crane ascending, descending by the chain pulley group.
Multiple pulleys include the first fixed pulley for being located at the holder lower part, it is fixed sliding to be located at the cradle top second
The movable pulley on the spiral lifting bar is taken turns and is located at, one end of the chain is connect with the bottom of the holder, the chain
The other end successively bypass the movable pulley, first fixed pulley and second fixed pulley after connect with the crane.
Second fixed pulley is two, and the pulley groove of two fixed pulleys is opposite.
The spiral lifting bar there are two being set on one holder, and drive an institute of two spiral lifts
Motor is stated, the output shaft of the motor is equipped with driving gear, and the holder is equipped with transmission shaft, and the transmission shaft is equipped with quilt
Moving gear, the driven gear are engaged with the driving gear, and the both ends of the transmission shaft respectively drive two spiral liters
The lifting of bar is dropped.
The holder includes the crossbeam of two columns of two root posts and connection, and the elevating mechanism is located at the crossbeam
On.
The column is equipped with fluctuating orbit slot, and the crane is located in the fluctuating orbit slot, on the crane
Equipped with rotatable guide wheel, the guide wheel is slidably matched with the fluctuating orbit slot.
Four columns are distributed in four angle points of a rectangle.
The main technical schemes used according to intelligent three-dimensional garage provided by the invention for:Including at least one layer of parking tier,
Transfer robot, vehicle-carrying plate go out to be put in storage room, vehicle-carrying plate stacking machine, elevator and parking lot intelligent control system, the vehicle-carrying plate
Stacking machine includes two holders, the elevating mechanism being located on holder and the lifting driven by the elevating mechanism being oppositely arranged
Frame, the crane, which is equipped with, promotes latch hook, and the promotion latch hook is rotatably mounted on the crane by shaft, institute
It states crane and is equipped with telescoping mechanism, described one end for promoting latch hook connect the another of the driving promotion latch hook with telescoping mechanism
End is swung.
Described to go out to be put in storage interior equipped with melt pit, the vehicle-carrying plate stacking machine is arranged in the melt pit.
The vehicle-carrying plate stacking machine is arranged on the elevator.
It is had the following advantages that compared with prior art according to vehicle-carrying plate stacking machine provided by the invention:Structure of the invention letter
List, component are few, easy to assembly;Promotion latch hook cooperation on two holders can lift the vehicle-carrying plate on vehicle-carrying plate stacking machine
Or stacking is put down, easy to use, when for intelligent three-dimensional garage and transfer robot co-operating can realize continuous bicycle parking, continuous
It picks up the car, access vehicle speed is fast, efficient.
It is had the following advantages that compared with prior art according to intelligent three-dimensional garage provided by the invention:The intelligent three-dimensional garage
Melt pit in or elevator be equipped with vehicle-carrying plate stacking machine, help to improve the storage efficiency of vehicle, the vehicle-carrying plate in the present invention
Stacking machine and transfer robot co-operating can realize continuous bicycle parking, continuous pick-up, and access vehicle speed is fast, efficient.
Description of the drawings
Fig. 1 is the structural schematic diagram of vehicle-carrying plate stacking machine in the present invention;
Fig. 2 is the enlarged drawing of A in Fig. 1;
Fig. 3 is the partial front elevation view of vehicle-carrying plate stacking machine in the present invention;
Fig. 4 is the side view of vehicle-carrying plate stacking machine in the present invention;
Fig. 5 is the structural schematic diagram after vehicle-carrying plate stacking machine stacking vehicle-carrying plate in the present invention;
Fig. 6 is the usage state diagram one when vehicle-carrying plate stacking machine is placed in melt pit;
Fig. 7 is the usage state diagram two when vehicle-carrying plate stacking machine is placed in melt pit;
Fig. 8 is usage state diagram when vehicle-carrying plate stacking machine is placed in elevator landing.
Specific implementation mode
Referring to Fig. 1 to Fig. 7, according to 500 embodiment of vehicle-carrying plate stacking machine provided by the invention, including be oppositely arranged two
Holder 510,600 structure of elevator being located on holder 510 and the crane 520 driven by 600 structure of the elevator, the liter
It drops frame 520 and is equipped with promotion latch hook 530, the promotion latch hook 530 is rotatably mounted on the crane by shaft 531
On 520, the crane 520 is equipped with telescoping mechanism 540, and described one end for promoting latch hook 530 connect drive with telescoping mechanism 540
The dynamic other end for promoting latch hook 530 is swung.Telescoping mechanism 540 in the present embodiment is electric cylinder.The configuration of the present invention is simple,
Component is few, easy to assembly;Promotion latch hook 530 cooperation on two holders 510 can be by the carrier vehicle on vehicle-carrying plate stacking machine 500
Plate 200 lifts or puts down stacking, easy to use.When four electric cylinders are retracted when specifically used, just driving promotes the another of latch hook 530
One end is stretched out outside column 511, to which the other end of four promotion latch hooks 530 can hook four supports of 200 bottom of vehicle-carrying plate
Point is to promote or decline all stacking vehicle-carrying plates 200 more than latch hook;When electric cylinder extends, just driving promotes latch hook 530
The inside of other end retraction column 511, to which crane 520 can move vertically to specific bit without barrier along column 511
It sets, vehicle-carrying plate 200 can be put into stacking or taking-up from 500 top of vehicle-carrying plate stacking machine, can also be from 500 bottom of vehicle-carrying plate stacking machine
Portion is put into stacking or taking-up.
Referring to Fig. 2 to Fig. 4, according to the above embodiments of the present invention, 600 structure of the elevator includes motor 551, by described
The spiral lifting bar 552 and the chain pulley group driven by the spiral lifting bar 552 that motor 551 drives, the chain are slided
Wheel group includes multiple pulleys and takes the chain 553 being wound between multiple pulleys, one end of the chain 553 and the holder
510 connections, the other end of the chain 553 are connect with the crane 520, and one of pulley is located at the spiral lifting bar
On 552, the ascending, descending of the spiral lifting bar 552 drives 520 ascending, descending of crane by the chain pulley group.The present invention
In 600 structure of elevator it is simple in structure, easy to assembly, production cost is low, lifting corresponding speed it is fast, uniform force is safe to use
Reliably.
Referring to Fig. 2 to Fig. 4, according to the above embodiments of the present invention, multiple pulleys include being located under the holder 510
First fixed pulley 554 in portion is located at 510 the second fixed pulley 555 of top of the holder and is located on the spiral lifting bar 552
Movable pulley 556, one end of the chain 553 are connect with the bottom of the holder 510, the other end of the chain 553 successively around
It is connect with the crane 520 after crossing the movable pulley 556, first fixed pulley 554 and second fixed pulley 555.Institute
It is two to state the second fixed pulley 555, and the pulley groove of two fixed pulleys is opposite.
Referring to Fig. 2 to Fig. 4, according to the above embodiments of the present invention, set on a holder 510 there are two the spiral
Elevating lever 552, and a motor 551 of two spiral lifting bars 552 is driven, on the output shaft of the motor 551
Equipped with driving gear 557, the holder 510 is equipped with transmission shaft 558, and the transmission shaft 558 is equipped with driven gear 559, institute
It states driven gear 559 to engage with the driving gear 557, the both ends of the transmission shaft 558 respectively drive two spiral liters
The lifting of bar 552 is dropped.One motor 551 drives two spiral lifting bars 552 on a holder 510, and easy to assembly, structure is more
Step up to gather, two 552 1 straightforward height of spiral lifting bar, relatively reliable, good energy-conserving effect when use.
Referring to Fig. 1 to Fig. 4, according to the above embodiments of the present invention, the holder 510 includes two root posts 511 and connection
The crossbeam 512 of two columns 511,600 structure of the elevator are located on the crossbeam 512.The column 511, which is equipped with, to be risen
Track groove 513 drops, and the crane 520 is located in the fluctuating orbit slot 513, and the crane 520 is equipped with rotatable
Guide wheel 521, the guide wheel 521 are slidably matched with the fluctuating orbit slot 513.Crane 520 lifts smooth, prevents card
, cause operation error.
Referring to Fig. 1 to Fig. 7, the vehicle-carrying plate stacking machine 500 when specifically used in the present invention can be a certain number of carrier vehicles
Plate 200 is stacked up, and vehicle-carrying plate 200 continuously can be put into stacking or taking-up from 500 top of vehicle-carrying plate stacking machine, can also be from load
500 bottom of sweep stacking machine is continuously put into stacking or taking-up;Vehicle-carrying plate stacking machine 500 is used in intelligent three-dimensional garage, and is removed
100 co-operating of fortune robot can realize continuous parking and continuously pick up the car.When continuous parking, it is put in storage room going out, vehicle-carrying plate stacking
Machine 500 is located in melt pit 1 or on elevator landing 610, and automobile 300 directly can be parked in vehicle-carrying plate stacking machine 500 most by user
On one piece of vehicle-carrying plate 200 of top layer, when transfer robot 100 one piece of vehicle-carrying plate 200 of the top together with being parked in thereon
After automobile 300 is carried, the remaining stacking vehicle-carrying plate 200 being located therein just is lifted certain altitude by vehicle-carrying plate stacking machine 500,
Make one piece of vehicle-carrying plate 200 of top concordant with ground ready so that user can carry out parking next immediately again
The operation of vehicle achievees the purpose that continuously to stop, until a certain number of vehicle-carrying plates stacked in vehicle-carrying plate stacking machine 500 with this
After 200 are taken one by one by above-mentioned continuous docking process, transfer robot 100 is just from another special idle vehicle-carrying plate of storage
A certain number of stacking vehicle-carrying plates 200 are transported to positioned at entrance melt pit 1 or elevator on 200 vehicle-carrying plate stacking machine 500
It on vehicle-carrying plate stacking machine 500 on platform 610 and stacks so that the carrier vehicle being located on entrance melt pit 1 or elevator landing 610
Plate stacking machine 500 can restart next continuous shut-down operation.Continuous pick-up process is then on the contrary, transfer robot 100
One piece of vehicle-carrying plate 200 is carried out together with the automobile 300 being parked in thereon from parking warehouse compartment, and the block vehicle-carrying plate 200 is stacked on
The top of vehicle-carrying plate stacking machine 500 on entrance melt pit 1 or elevator landing 610, then vehicle-carrying plate stacking machine 500
Decline certain altitude together with the automobile 300 being parked in thereon all vehicle-carrying plates 200 therein are stacked on, makes top vehicle-carrying plate
200 is concordant with ground ready so that user can directly leave the driving of automobile 300 for being parked in thereon, conveying robot later
People 100 and vehicle-carrying plate stacking machine 500 can repeat next pick-up operation immediately, so can reach the mesh continuously picked up the car
, until vehicle-carrying plate stacking machine 500 reaches the certain amount limit by the number that above-mentioned continuous pick-up process stacks vehicle-carrying plate 200
Afterwards, transfer robot 100 is just all carrier vehicles in the vehicle-carrying plate stacking machine 500 on entrance melt pit 1 or elevator landing 610
Plate 200 is disposably transported on another special vehicle-carrying plate stacking machine 500 for storing the vehicle-carrying plate 200 that leaves unused and is stacked up, and makes
The vehicle-carrying plate stacking machine 500 obtained on entrance melt pit 1 or elevator landing 610 can restart next continuous pick-up
Operation.
Referring to Fig. 5 to Fig. 8, according to intelligent three-dimensional garage embodiment provided by the invention, including at least one layer of parking tier 2,
Transfer robot 100, vehicle-carrying plate 200 go out to be put in storage room, vehicle-carrying plate stacking machine 500, elevator 600 and parking lot intelligent control system
System, wherein the parking tier 2, vehicle-carrying plate 200, goes out to be put in storage room, elevator 600 and parking lot intelligence at transfer robot 100
Control system is more mature in the prior art technology, be not described in detail herein, the vehicle-carrying plate stacking in the present embodiment
Machine 500 is the vehicle-carrying plate stacking machine 500 described in above-described embodiment.Vehicle-carrying plate stacking machine 500 in the present invention and conveying robot
100 co-operating of people can realize continuous bicycle parking, continuous pick-up, and access vehicle speed is fast, efficient.
Referring to Fig. 6 to Fig. 8, it is shown that vehicle-carrying plate 200 is put into one of stacking or taking-up from 500 top of vehicle-carrying plate stacking machine
Embodiment, when vehicle-carrying plate stacking machine 500 is located in melt pit 1 or on elevator landing 610, the top of vehicle-carrying plate stacking machine 500 and
When ground is substantially flush, transfer robot 100 can carry out vehicle-carrying plate 200 from 500 top of vehicle-carrying plate stacking machine and stack or take out.
From 500 stacked on top vehicle-carrying plate 200 of vehicle-carrying plate stacking machine when, the promotion latch hook 530 of vehicle-carrying plate stacking machine 500 carries vehicle-carrying plate
All stacking vehicle-carrying plates 200 in stacking machine 500, transfer robot 100 are carried vehicle-carrying plate 200 from other positions and are directly stacked upon
200 top of original stacking vehicle-carrying plate in vehicle-carrying plate stacking machine 500, under the bearing for promoting latch hook 530, vehicle-carrying plate stacking machine
500 all vehicle-carrying plates 200 being located therein decline certain altitude, to accommodate new vehicle-carrying plate 200 in top vacating space,
Until the vehicle-carrying plate 200 of the stacking of vehicle-carrying plate stacking machine 500 reaches certain quantity limits;It is pushed up from vehicle-carrying plate stacking machine 500
Portion takes out the process of vehicle-carrying plate 200 then on the contrary, under the bearing for promoting latch hook 530, and first of vehicle-carrying plate stacking machine 500 is located therein
Stacking vehicle-carrying plate 200 promoted certain altitude, then transfer robot 100 can be directly positioned at the certain of stacking machine top
The vehicle-carrying plate 200 of quantity is taken away.
When vehicle-carrying plate stacking machine 500 is located in floor ground, transfer robot 100 can be from vehicle-carrying plate stacking machine 500
Bottom carries out vehicle-carrying plate 200 and stacks or take out.From 500 bottom stack vehicle-carrying plate 200 of vehicle-carrying plate stacking machine when, vehicle-carrying plate stacking machine
500 530 Hook of promotion latch hook lives the one piece of vehicle-carrying plate 200 of bottommost being located therein, then the block vehicle-carrying plate 200 together with stacking
All vehicle-carrying plates 200 on it promote certain altitude so that 500 bottom vacating space of vehicle-carrying plate stacking machine is to accommodate new load
Sweep 200, transfer robot 100 just carry a certain number of vehicle-carrying plates 200 from other positions and are directly placed into vehicle-carrying plate stacking machine
The space of 500 bottoms, then the promotion latch hook 530 of vehicle-carrying plate stacking machine 500 decline certain distance, being propped up on promotion latch hook 530
All stacking vehicle-carrying plates 200 held are stacked on the top for the vehicle-carrying plate 200 being newly put into;It is taken out from 500 bottom of vehicle-carrying plate stacking machine
The process of vehicle-carrying plate 200 is then on the contrary, promoting latch hook 530 first hooks one piece of vehicle-carrying plate 200 on the vehicle-carrying plate 200 to be taken away
Stacking vehicle-carrying plate 200 on the vehicle-carrying plate 200 to be taken away is promoted certain altitude, then transfer robot 100 by bottom
It can promote support a certain number of vehicle-carrying plates 200 of latch hook 530 from 500 bottom of vehicle-carrying plate stacking machine above-mentioned have been detached from and take
It walks.
Fig. 6 and Fig. 7 shows that vehicle-carrying plate stacking machine 500 is used in the intelligent parking equipment based on transfer robot 100
A kind of preferred embodiment, in the present embodiment, vehicle-carrying plate stacking machine 500 is placed on out in the melt pit 1 of storage room, and automobile 300 is sailed
Enter out storage room and be parked on one piece of vehicle-carrying plate 200 of 500 top of vehicle-carrying plate stacking machine, waiting transfer robot 100 moves to take.
Transfer robot 100 is that block vehicle-carrying plate 200 of 500 top of vehicle-carrying plate stacking machine together with the automobile being parked on vehicle-carrying plate 200
After 300 carry, the remaining vehicle-carrying plate 200 being located therein just is promoted certain altitude by vehicle-carrying plate stacking machine 500, so that
The vehicle-carrying plate 200 of top is concordant with ground ready so that user can carry out parking immediately the operation of next vehicle, reach
To the purpose continuously stopped, until a certain number of vehicle-carrying plates 200 stacked in vehicle-carrying plate stacking machine 500 are by above-mentioned continuous parking
After process is taken one by one, transfer robot 100 is just from another special vehicle-carrying plate stacking machine for storing the vehicle-carrying plate 200 that leaves unused
A certain number of stacking vehicle-carrying plates 200 are transported on the vehicle-carrying plate stacking machine 500 of entrance melt pit 1 and are stacked on 500,
The vehicle-carrying plate stacking machine 500 positioned at entrance melt pit 1 is allow to restart next continuous shut-down operation;Continuously picked up the car
Cheng Ze on the contrary, transfer robot 100 one piece of vehicle-carrying plate 200 together with the automobile 300 being parked in thereon from parking warehouse compartment carry out,
And the block vehicle-carrying plate 200 is stacked on the top of the vehicle-carrying plate stacking machine 500 positioned at entrance melt pit 1, then vehicle-carrying plate code
Stack machine 500 is stacked on all vehicle-carrying plates 200 therein and declines certain altitude together with the automobile 300 being parked in thereon, makes top
Vehicle-carrying plate 200 is concordant with ground ready so that user can directly be parked in thereon automobile 300 driving leave, remove later
Fortune robot 100 and vehicle-carrying plate stacking machine 500 can repeat next pick-up operation immediately, so can reach continuous pick-up
Purpose, until the number that vehicle-carrying plate stacking machine 500 is stacked by above-mentioned continuous pick-up process vehicle-carrying plate 200 reaches certain amount pole
After limit, transfer robot 100 is just disposably carried all vehicle-carrying plates 200 in the vehicle-carrying plate stacking machine 500 of entrance melt pit 1
It leaves unused on the vehicle-carrying plate stacking machine 500 of vehicle-carrying plate 200 and is stacked up to another special storage so that be located at entrance melt pit
1 vehicle-carrying plate stacking machine 500 can restart next continuous pick-up operation.
It is another in the intelligent parking equipment based on transfer robot 100 that Fig. 8 shows that vehicle-carrying plate stacking machine 500 is used in
Kind preferred embodiment, in the present embodiment, vehicle-carrying plate stacking machine 500 is placed on elevator landing 610, vehicle-carrying plate stacking machine
500 can follow elevator landing 610 to move up and down specified parking tier 2, and transition sealing plate is housed on elevator landing 610,
Automobile 300 can drive into 500 top vehicle-carrying plate 200 of vehicle-carrying plate stacking machine from floor ground by transition sealing plate, or from vehicle-carrying plate
500 top vehicle-carrying plate 200 of stacking machine drives into floor ground by transition sealing plate.In example two, it is put in storage room going out, vehicle-carrying plate
Stacking machine 500 is identical as embodiment one as the utilization in continuous pick-up process in continuous parking, the difference is that, vehicle-carrying plate code
Stack machine 500 is used in combination with elevator 600, and when parking, elevator 600 is vehicle-carrying plate stacking machine 500 together with being parked in vehicle-carrying plate
Automobile 300 on 500 top vehicle-carrying plate 200 of stacking machine is sent to specified parking tier 2 together, is then within specified parking tier 2
Transfer robot 100 top vehicle-carrying plate 200 is moved to take away together with the automobile 300 being parked in thereon and is parked in specified garage parking
Position;Pick-up process is then on the contrary, the transfer robot 100 of specified parking tier 2 connects vehicle-carrying plate 200 from the specified parking warehouse compartment of this layer
It is sent to together on the vehicle-carrying plate stacking machine 500 of elevator landing 610 with the automobile 300 being parked in thereon, elevator 600 is again carrier vehicle
Plate stacking machine 500 is sent to entrance room together with the automobile 300 being parked in thereon, completes operation of picking up the car.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding these embodiments can be changed without departing from the principles and spirit of the present invention, the scope of the present invention by
The following claims and their equivalents limit.