JP3141871B2 - Gaming machine control board case - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control board case for accommodating a control board for controlling a game content of a game machine (pachinko machine or the like), and performs a wrongdoing in accordance with an arrangement of a control element to be dishonest. The present invention relates to a control board case to be prevented.

[0002]

2. Description of the Related Art A control board case mounted on a conventional game machine (pachinko machine or the like) is generally described with reference to a cross-sectional view shown in FIG. The control board case is fixed to the chassis 53 and covered with a cover body 50, and the control board case is detachably attached to the back surface of the gaming machine. The control board 52 has a CP
Control elements such as U and ROM (read only memory, storage element) are arranged, and ROM 54 in which control software is recorded plays an important role.

[0003] Therefore, by replacing the ROM 54,
The control board case is made of a transparent resin so that the inside can be checked, and a sealing paper 56 extends over the cover body 50 and the chassis 53 in order to prohibit illegally different games.
Is attached so that cheating cannot be easily performed.
The cover body 50 is provided with a gap 58a between the control board 52 for heat dissipation and a gap 58b between the control board 52 and the chassis 53, and the air hole 55 for heat dissipation is
It is also drilled directly above the OM54.

Therefore, in order to open the control board case, it is necessary to peel off the sealing paper 56 stuck to the cover body 50 and the chassis 53. Insert a wire through the air hole 55 and select “RO
M54 "is removed, the cover body 50 is deformed to form a larger gap 58a between the cover board 50 and the control board 52, the removed ROM 54 is discharged, and then replaced with an unauthorized ROM by the opposite operation. Have done that.

[0005]

Therefore, as means for preventing the above-mentioned misconduct, removal of the control element is prevented by forming a protruding body extending right above the control element inside the cover body. The means has been proposed by the applicant (Japanese Patent Application No. 8-237193). However, in this proposal, since the formation position of the protruding body is fixed inside the cover body, the mounting position of the control element may be different depending on the gaming machine, in which case the cover body of another shape may be used. Is necessary and uneconomical. Therefore, the present invention provides a control board case that eliminates such uneconomics and prevents fraud.

[0006]

In the control board case of the present invention, the projecting body made of synthetic resin is formed so as to be attachable to an arbitrary position of the cover body. Even if it is arranged at an arbitrary position, the protrusion can be attached to the control element to prevent fraud and attached with a gap between the bottom plate of the protrusion and the control element, Heat can be released from the air holes formed in the bottom plate. Further, in the control board case of the second and third aspects, the protruding body is formed so as to be attachable and detachable to an arbitrary position of the cover body.
Reuse can be achieved by replacing with another control board.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A pachinko machine will be described as an example of a gaming machine. The pachinko machine pays out a prize ball when a game ball wins a specific place, and is advantageous to a player via a symbol display or the like. Dispense a large amount of prize balls by generating a big jackpot. In order to control the game such as payout of a prize ball or a prize ball, a control element 3 such as a CPU with a built-in ROM or RAM,
A control board case 1 in which a control board 12 on which other components are mounted and fixed by screws or the like is mounted.

FIG. 1 is a back view of a well-known pachinko machine. In the center of the back side, game balls that have won prizes in a prize hole or the like provided on the front side of the game board are collected and the prize ball processing device 62 is provided with one. A winning ball collecting gutter 61 to be separated for each ball is provided.
A control board case 1 for accommodating the control board 12 is attached to the lower left of the winning ball collecting gutter 61.

On the upper part of the pachinko machine, there is provided a storage tank 63 for storing game balls before discharge, and the game balls are arranged in two rows from the storage tank 63 to the game ball discharge device 65. An alignment gutter 64 for guiding is provided. This alignment gutter 64 has a ball conditioner 6 for preventing game balls from overlapping.
6 is swingably provided vertically. The game ball discharging device 65
The game balls discharged from are discharged to the upper plate via the downflow gutter 67. A terminal board 69 is provided on the upper right side of the pachinko machine.
A game ball launching device 70 is provided at the lower left, and each ball can be launched.

(First Embodiment) FIG. 2 is an exploded view of parts of a control board case 1. The control board case 1 has a box-shaped cover body 10A, an inner cover body 10B, a control element 3 and the like. And a chassis 13 to which the control board 12 is fixed.
It is attached to the chassis 13 by 3a.

The cover body 10A is made of a transparent resin so that the inside can be seen. The cover body 10A has a box shape in which a space is formed between the cover element 10A and the control element 3 in relation to other electronic components. A large number of air holes 11a are drilled, and screw holes 11b
Is formed.

The inner cover body 10B is made of a transparent resin so that the inside can be seen, and is formed in a box shape that can be provided inside the cover body 10A.
A mounting plate 14 for screwing to the chassis 13 is integrally formed on a side portion thereof, and a screw hole 14a is formed in the mounting plate 14. A large number of locking holes 18b are formed on the surface of the inner cover body 10B at intervals at which locking claws 18a formed on the projecting body 18 described later can be locked.
Is formed.

FIG. 3 is a perspective view of the projections 18 (18A, 18B). As shown in FIG. 4B, when the projections 18 are mounted on the inner cover 10B, the control elements 3 is formed in a box shape having a bottom plate 19 of a length and a height that forms a contact state or a small gap, and a flap-shaped engaging claw 18a having an elastic action is integrally formed on a side portion thereof. It is detachable from the locking hole 18b. If the material of the projecting body 18 (18A, 18B) is a material having poor heat conductivity such as synthetic resin, the bottom plate 19 is desirably formed to have a gap between the bottom plate 19 and the control element 3. The heat is dissipated by the air holes 19a formed in the heat exchanger 19. In the case where the protruding body 18 (18A, 18B) is made of a metal material having good heat conductivity, it is preferable to form the protruding body 18 in contact with the material, since the heat radiation is preferable. Not.

The difference between the projections 18A and 18B is that the distance between the locking claws 18a is different,
The locking holes 18b formed on the surface of B are formed so as to correspond to the vertical and horizontal intervals of the locking holes 18b. For this reason, which of the protruding body 18A and the protruding body 18B is selected is determined in consideration of the electronic components around the control element 3.

Next, the control board case 1 having the above configuration will be described with reference to FIG. 4A showing a plan view and FIG. 4B showing a cross section. First, the control board 12 is attached to the chassis 13 via screws 13a. Next, the protrusion 18A
(18B) is attached to the locking hole 18b of the inner cover body 10B in accordance with the position of the control element 3 which is the target of fraud. Then, align the inner cover body 10B with the chassis 13,
Furthermore, the cover body 10A is covered from above and fixed with screws 15. Thereafter, a seal paper 20 is attached to the side surface between the cover body 10A and the chassis 13, and the cover body 10A is configured so as not to be opened unless an action such as peeling off the seal paper 20 is performed.

The control board case 1 assembled in the above process has a double structure with the inner cover body 10B, and the bottom plate 19 of the protruding body 18A is in contact with or slightly above the control element 3. Since the control element 3 exists with a gap, it is impossible to replace the control element 3 and fraudulent acts can be prevented. Since a plurality of locking holes 18b are formed in the inner cover body 10B, the control element 3
Can be dealt with wherever it is located, and even if there are a plurality of such control elements 3 to be fraudulent, it is economical. Further, since the protruding body 18 is configured to be detachable, the other control board 12
The (control element 3) can be reused by removing and replacing it.

As shown in FIG. 4 (C), by attaching a skirt 18c surrounding the control element 3 to the protruding body 18, the control element 3 cannot be replaced unless the protruding body 18 is removed. It is possible. Therefore, in the case where the skirt 18c is the projecting body 18 attached, the inner cover body 10B is not always necessary, and the cover body 10A
A locking hole 18b that can lock the locking claw 18a of the protruding body 18 may be formed. That is, with this configuration, the protrusion 18 cannot be removed from the cover body 10A, and even if it is removed, the skirt 18c of the protrusion 18 maintains the state surrounding the control element 3, so that the control element 3 is replaced. Becomes impossible and fraud can be prevented.

(Second Embodiment) In this embodiment, FIG. 5 is an exploded view of parts, FIG. 6 is a view showing a cover 10C, FIG. 7A is a plan view of the control board case 1, and FIG. FIG.
This will be described with reference to FIG. Since the control board 12 and the chassis 13 are the same parts as those in the first embodiment,
The description will be omitted by attaching the same reference numerals, and only the difference between the different cover body 10C and the protruding body 25 will be described. In the present embodiment, the inner cover body 10B is not required.

The projecting body 25 is provided with the projecting body 18 (18A,
18B), but instead of the locking claw 18a,
Screw holes 25a are formed. Also, on the surface of the cover body 10C, in addition to the air holes 11a, at intervals corresponding to the screw holes 25a formed in the protruding body 25, and in correspondence with the control elements 3 disposed on the control board 12, As shown in FIG. 6, a plurality of fixing holes 25b are formed.

The projecting body 25 is provided with a screw 2 in a screw hole 25a and a fixing hole 25b at a position corresponding to the control element 3.
When the cover body 10C is fixed to the chassis 13 after fixing at step 6, the control board case is in the state shown in FIG. 7A and the cross section is in the state shown in FIG. 7B.

As described above, the protrusion 25 is attached to the cover 10C.
In the case where the control element 3 is fixed by using a screw 26, the control element 3 cannot be replaced by the protruding body 25 as in the first embodiment. FIG.
(C), as shown in FIG.
Is formed, the periphery of the control element 3 is surrounded, so that the replacement of the control element 3 becomes more difficult. Also, since a plurality of fixing holes 25b are formed on the surface of the cover 10C, it is possible to cope with various arrangements of the control element 3, so that only one type of the cover 10C is required, which is economical. Since the screw 26 can be removed and replaced, it can be used for another control board 12 (control element 3) and can be reused.

The projections 18 and 25 are attached by means of the intermediary of the locking claws 18a and the screws 26, but may be so-called velcro or fixed with an adhesive. The shapes of the protruding members 18 and 25 are as follows.
The present invention is not limited to the example in each embodiment, and may be smaller or larger than control element 3. The positions and numbers of the locking claws 18a and the screw holes 25a are also arbitrary, and the locking holes 18b and the cover 10C formed on the surface of the inner cover 10B.
The screw holes 25b formed on the surface of the substrate may be formed in a range that is presumed to be necessary, and need not necessarily be formed on the entire surface.

Although the control element 3 is designed to prevent the pull-out of the ROM, it goes without saying that any other control element can be prevented from being fraudulently by taking the same measures.

[0024]

According to the present invention, the control board case is made of synthetic resin.
In so projecting member fabrication can be attached to any position of the cover body, economically create the control board case to be able to cope with the control device of the rogue object is located at any position of the control board It is possible to dissipate heat because the protrusion is mounted with a gap between the bottom plate of the protrusion and the control element, and an air hole is formed in the bottom plate. Further, the control board case of the second aspect is detachably formed with a locking claw formed on the projecting body and a plurality of locking holes formed on the cover body. Since it is detachably formed with a screw hole formed in the protruding body and a plurality of fixing holes formed in the cover body,
By removing the protruding body and replacing it with another control board, reuse can be achieved.

[Brief description of the drawings]

FIG. 1 is a back view of a gaming machine (pachinko machine).

FIG. 2 is a perspective view of components of a control board case according to the first embodiment.

FIGS. 3A and 3B are perspective views of a protruding body.

FIG. 4A is a plan view of a control board case according to the first embodiment, and FIGS. 4B and 4C are cross-sectional views.

FIG. 5 is a perspective view of components of a control board case according to a second embodiment.

FIG. 6 is a perspective view of a cover according to a second embodiment.

FIG. 7A is a plan view of a control board case according to the second embodiment, and FIGS. 7B and 7C are cross-sectional views.

FIG. 8 is a sectional view of a conventional control board case.

[Explanation of symbols]

 Reference Signs List 1 control board case 3 control element 10A cover body 10B inner cover body 10C cover body 12 control board 13 chassis 18 (18A, 18B) protruding body 18a locking claw 18b locking hole 19 bottom plate 25 (25A, 25B) protruding body 25a screw Hole 25b Fixed hole

Claims (3)

(57) [Claims] 1. A control board case for accommodating a control board on which a control element or the like for controlling a gaming machine is mounted, wherein a protrusion made of synthetic resin can be attached to an arbitrary position of a cover body. The projecting body is mounted immediately above the control element to be mounted on the control board, and with a gap between the bottom plate of the projecting body and the control element, and an air hole is formed in the bottom plate. A control board case for a gaming machine. 2. The control board of a game machine according to claim 1, wherein a plurality of locking holes are formed in the cover body, and a locking claw detachable from the locking hole is formed in the protruding body. Case. 3. The control board case according to claim 1, wherein a plurality of fixing holes are formed in the cover body, and a screw hole corresponding to the fixing hole is formed in the projecting body.