JP7098159B2 - Pachinko machine - Google Patents

Description

The present invention relates to a gaming machine such as a rotating drum type gaming machine.

The revolving game machine has a game device such as a reel required for playing a game, a main control board unit having a main control board for controlling the basic operation of the game device, and an illuminated display for producing a game. It is provided with a sub-control board unit having a sub-control board for controlling the effect operation such as, a power supply unit for supplying electric power to each of these devices, and the like.
The control board unit such as the main control board unit and the sub control board unit includes hardware such as a ROM and a CPU in which the program is recorded, and performs various controls by executing the program stored in the ROM on the CPU. Therefore, for example, when the ROM in the control board unit is replaced with a ROM in which an illegal program such as a medal that can easily acquire a game medium is written, the game medium is illegal by a person who can know the contents. May be acquired.

Japanese Unexamined Patent Publication No. 2016-43220

In order to prevent such fraudulent activities, the applicant housed the main control board in a transparent board case consisting of a front case and a rear case, and sealed the front case and the rear case in an unopenable manner. We are proposing things (hereinafter referred to as "comparative examples").
In the comparative example, in the main control board, the mounting surface (front surface) on which the electronic components are mounted faces the inner surface of the front case, and the back surface (rear surface) opposite to the mounting surface faces the inner surface of the rear case. It is arranged in the board case in a proper posture. The board case is attached to a case holder fixed to the inner surface side of the rear wall of the gaming machine main body (housing) so that the outer surface of the rear case faces the case holder. The board case is caulked and fixed to the case holder so that it cannot be removed from the case holder.

However, even for the comparative example, there is a case where a fraudulent act is performed on the main control board by using some method.
When an illegal act is performed on the main control board, in the comparative example, the mounting surface side of the board case can be easily visually recognized through the front case, but the back surface side of the board case cannot be easily visually recognized. .. This is because it is necessary to open the caulking fixing of the substrate case to the case holder in order to visually recognize the back surface side of the substrate case. Therefore, even if a trace of fraudulent activity appears on the back surface side of the main control board, the trace cannot be easily visually recognized in the comparative example. Therefore, there is a problem that it is difficult to detect fraudulent activity.

An object of the present invention is to provide a gaming machine that facilitates detection of fraudulent activity against a main control board.

One embodiment of the present invention is fixed to a control board unit including a control board having a mounting surface and a back surface on the opposite side thereof, a transparent board case containing the control board, and an inner surface of a rear wall of a game machine main body. The control board unit includes a unit support member for supporting the control board unit, the control board unit has a flat rectangular shape, and the unit support member is left and right in the lower end side of the control board unit. The control board unit is rotatably supported around the extended rotation center axis, the control board unit is in a substantially vertical posture, and the mounting surface of the control board faces forward at the first position and the control board unit. Provided is a gaming machine in which the control board unit is held in a substantially horizontal position and at a second position where the back surface of the control board faces upward so as to be able to hold the control board unit.

In this configuration, the control board unit can be easily positioned at the second position where the control board unit is in a substantially horizontal posture and the back surface of the control board faces upward. This makes it possible to easily inspect the back surface of the control board. Therefore, when a trace of fraudulent activity appears on the back surface side of the control board, the trace can be easily visually recognized. This makes it easier to detect fraudulent activity on the control board.

In one embodiment of the present invention, the unit support member has a first support shaft portion and a first bearing portion for rotatably supporting the control board unit, and the control board unit is the control board unit. It has a second bearing portion supported by the first support shaft portion and a second support shaft portion supported by the first bearing portion.
In one embodiment of the present invention, the second bearing portion is formed by a first bearing forming portion formed on the substrate case and a hinge sealing cover attached to the substrate case and having the first bearing forming portion. Including a second bearing forming portion forming a bearing recess into which the first supporting shaft portion is rotatably fitted, the gaming machine engages the hinge sealing cover with the substrate case. It has more means.

In one embodiment of the present invention, the engaging means is an engaging member composite having a first engaging member for B caulking, a second engaging member for C caulking, and a connecting member connecting them. In a state where the hinge sealing cover and the substrate case are engaged by the first engaging member, the engaging member composite is composed of the hinge sealing cover by the second engaging member. And the board case cannot be engaged with each other, and after the first engaging member is cut, the hinge sealing cover can be engaged with the board case by the second engaging member. Has been done.

In one embodiment of the present invention, the substrate case comprises a rear case and a front case fixed to the rear case and to which the control board is fixed.
In one embodiment of the invention, a sealing seal unit attached to the substrate case is further included, and the sealing seal unit is arranged on the front side of a sealing seal attached across the rear case and the front case. A seal seal cover having one end pivotally attached to the substrate case and a seal seal cutter having one end pivotally attached to one end of the seal seal cover and arranged behind the seal seal are provided. The other end of the seal seal cover is irremovably engaged with the other end of the seal seal cutter.

In one embodiment of the present invention, the control board is screwed to the front case by a plurality of board fixing screws inserted into the front case from the rear side of the control board and screwed into the front case. A metal or glass screw guard that covers at least one of the plurality of substrate fixing screws from the rear is attached to the front case.
In one embodiment of the invention, the rear case has a box-shaped third engaging member holding portion with open front and lower surfaces and a box-shaped fourth engaging member holding portion with open rear surfaces and lower surfaces. The front case is fitted into the third engaging member holding portion, and has a third engaged portion forming body having a third engaged portion that engages with the third engaging member, and the fourth engaging portion. It has a fourth engaged portion forming body having a fourth engaged portion that is fitted into the mating member holding portion and engages with the fourth engaging member, and the third engaging member is the third engaged member. The fourth engaging member is engaged with the fourth engaged portion, and the front side of the third engaging member is in front of the third engaged portion forming body. There is a wall, and the front wall of the fourth engaging member holding portion exists on the front side of the fourth engaging member.

In one embodiment of the present invention, the control board unit includes a setting board housed in the board case and equipped with a setting change button for changing the setting of the gaming machine.

FIG. 1 is a perspective view showing the appearance of a rotating cylinder type gaming machine to which the gaming machine according to the embodiment of the present invention is applied. FIG. 2 is a front view showing the internal configuration of the spinning machine. FIG. 3 is an exploded perspective view for explaining the mounting structure of the case holder to the housing. FIG. 4 is an exploded perspective view for explaining a mounting structure of the main control board unit to the case holder. FIG. 5 is an enlarged perspective view for explaining each part of the case holder. FIG. 6 is an enlarged perspective view showing the engaging member composite. FIG. 7 is an exploded perspective view showing the configuration of the main control board unit. FIG. 8 is an enlarged exploded perspective view for explaining the mounting structure of the screw guard. 9A is an enlarged perspective view showing the third engaging member, FIG. 9B is an enlarged perspective view showing the fourth engaging member, and FIG. 9C is an enlarged perspective view showing the fifth engaging member. .. FIG. 10A is an enlarged perspective view of the rear case as viewed diagonally from the front. FIG. 10B is an enlarged perspective view of the rear case as viewed diagonally from the rear. FIG. 11A is an enlarged perspective view of the front case as viewed diagonally from the front. FIG. 11B is an enlarged perspective view of the front case viewed from diagonally rearward. 12A is a cross-sectional view showing a state in which the third engaging member is engaged with the third engaged portion forming body, and FIG. 12B is a cross-sectional view in which the third engaging member is omitted from FIG. 12A. be. 13A is a cross-sectional view showing a state in which the fourth engaging member is engaged with the fourth engaged portion forming body, and FIG. 13B is a cross-sectional view of FIG. 13A omitting the fourth engaging member. be. FIG. 14A is a cross-sectional view showing a state in which the fifth engaging member is housed in the fifth engaging member storage portion, and FIG. 14B shows the fifth engaging member engaging with the fifth engaged portion forming body. It is sectional drawing which shows the state which is matched. FIG. 15 is a cross-sectional view for explaining the sealing seal unit. FIG. 16A is an enlarged perspective view of the sealed seal cover viewed diagonally from the front, and FIG. 16B is an enlarged perspective view of the sealed seal cover viewed diagonally from the rear. FIG. 17A is an enlarged perspective view of the seal seal cutter, and FIG. 17B is an enlarged plan view of the seal seal cutter. FIG. 18A is an enlarged perspective view of the hinge sealing cover as viewed diagonally from the front. FIG. 18B is an enlarged perspective view of the hinge sealing cover as viewed diagonally from the rear. FIG. 19A is a partial cross-sectional view of the main control board unit showing a state in which the engaging member composite is not held by the main control board unit. FIG. 19B is a partial cross-sectional view showing a state in which the engaging member composite is held by the main control board unit by the sub-engaging claws of the first engaging member. FIG. 19C is a partial cross-sectional view showing a state in which the substrate case and the hinge sealing cover are engaged with each other by the first engaging member. FIG. 19D is a partial cross-sectional view showing a state in which the substrate case and the hinge sealing cover are engaged with each other by the second engaging member. FIG. 20 is a perspective view showing a state in which the main control board unit is held in a fixed position. FIG. 21 is a perspective view showing a state in which the main control board unit is held at the inspection position. FIG. 22 is an exploded perspective view for explaining a modified example of the screw guard and the guard holder. FIG. 23 is an enlarged exploded perspective view for explaining the mounting structure of the screw guard.

Hereinafter, embodiments when the present invention is applied to a spinning machine will be described in detail with reference to the accompanying drawings.
[1] Overall Configuration of the Revolving Pachinko Machine FIG. 1 is a perspective view showing the appearance of the revolving gaming machine to which the gaming machine according to the embodiment of the present invention is applied. FIG. 2 is a front view showing the internal configuration of the spinning machine. In FIG. 2, the front door is omitted.

In the following, the front, rear, left, right, top and bottom refer to the front, rear, left, right, top and bottom when the spinning machine 1 is viewed from the front, respectively. In the drawings, arrow-X represents the left direction, arrow + X represents the right direction, arrow + Y represents the upward direction, arrow-Y represents the downward direction, arrow + Z represents the backward direction, and arrow-Z represents the forward direction. There is.
The rotating body type gaming machine 1 has a housing (game machine main body) 2 having an opening on the front side, and a front door 3 that is openably and closably attached to the housing 2. The left side of the front door 3 is rotatably attached to the housing 2 by a hinge.

As shown in FIG. 1, a front panel 4 is provided at the center of the height of the front surface of the front door 3. The front panel 4 is formed with a transparent portion that forms the reel window 5. The reel window 5 faces three reels 6a, 6b, 6c rotatably provided in the housing 2, respectively.
On the lower side of the front panel 4 on the front surface of the front door 3, there are a start lever 7 for starting the reels 6a, 6b, 6c, a stop button 8a, 8b, 8c for stopping the rotation of the reels 6a, 6b, 6c, and an electronic data format. A bet switch 9 for playing a game using the credit medals stored in the above, a settlement switch 10 for settlement of credit medals, and a medal slot 11 are provided. At the lower part of the front surface of the front door 3, a medal payout outlet 12 and a medal tray 13 for receiving the paid out medals are provided.

As shown in FIG. 2, inside the housing 2, the medal payout unit 14, the reel unit 6 for driving the three reels 6a, 6b, 6c, the power supply unit 15, and the main control board unit 16 for controlling the progress of the game , A sub-control board unit 17 for controlling game operations such as light emission effect of lamps and sound effect such as sound effect is provided. In the following, when the main control board unit 16 and the sub control board unit 17 are generically referred to, they may be referred to as control board units 16 and 17. The main control board unit 16 is an example of the "control board unit" in the present invention.

The main control board unit 16 is arranged above the reel unit 6. The main control board unit 16 includes a main control board 20 (see FIG. 7) that performs basic control in a game, and a setting board 30 (see FIGS. 7 and 8) that sets a winning probability and the like. The sub control board unit 17 is arranged on the left side of the reel unit 6. The sub control board unit 17 includes a sub control board 18.

The main control board 20 is a circuit board provided with various electronic components such as a CPU, ROM, and RAM, and the CPU controls the progress of the game by reading a program stored in the ROM. The sub control board 18 is a circuit board provided with electronic components such as a CPU, ROM, and RAM, and the CPU reads a program stored in the ROM based on an input signal from the main control board 20 to perform a game operation. Control.

A signal is input to the main control board 20 by operating the start lever 7, the stop buttons 8a, 8b, 8c, the bet switch 9, and the like. These signals are transmitted to the main control board 20 via a relay board (not shown) provided on the back side of the front door 3. The main control board 20 controls the reel unit 6, the medal payout unit 14, and the like while taking in these signals to control the progress of the game.

The player inserts a predetermined number of medals into the medal slot 11, or sets the number of bet medals by the bet switch 9, and then operates the start lever 7. As a result, the reels 6a, 6b, 6c rotate. After that, the player stops the reels 6a, 6b, 6c by sequentially pressing the stop buttons 8a, 8b, 8c. When the symbols described on the reels 6a, 6b, 6c are aligned, medals corresponding to the symbols are paid out.

In order to realize such a game operation, the main control board unit 16 displays the number of medals bet and the like according to the operation of the player, and has a uniform pattern (hereinafter referred to as "winning state"). An effective line is set on the front panel 4 in order to determine. Then, when the start lever 7 is operated, the main control board unit 16 draws a symbol and at the same time rotates the reels 6a, 6b, 6c all at once.

When any of the stop buttons 8a, 8b, 8c is operated, the main control board unit 16 stops the corresponding reels 6a, 6b, 6c at the stop position according to the lottery result. When all the reels 6a, 6b, 6c are stopped, the main control board unit 16 determines whether or not the winning state is established on the set effective line. When the winning state is established, the main control board unit 16 pays out the number of medals according to the winning state via the medal payout unit 14, or adds the number of medals according to the winning state as credits.
Such control is realized by the CPU on the main control board 20 taking in various signals and generating a command signal toward the sub control board 18 and each device based on the program written in the ROM. ..

[2] Mounting Structure of Main Control Board Unit FIG. 3 is an exploded perspective view for explaining the mounting structure of the case holder 100 to the housing 2. FIG. 4 is an exploded perspective view for explaining a mounting structure of the main control board unit 16 to the case holder 100. FIG. 5 is an enlarged perspective view for explaining each part of the case holder 100.

The main control board unit 16 has a rectangular cuboid shape that is horizontally long rectangular in the front view and is flat in the front-rear direction. The main control board unit 16 is attached to a case holder 100 fixed to the upper part of the inner surface of the rear wall of the housing 2. The case holder 100 is an example of the "unit support member" of the present invention.
The case holder 100 has a metal mounting plate 110 whose thickness is in the front-rear direction, a first hinge 120 mounted on the front left side of the mounting plate 110, and a first hinge 120 mounted on the mounting plate 110 on the front right side. It is equipped with two hinges 130.

The first and second hinges 120 and 130 rotatably support the main control board unit 16 on the lower end side of the main control board unit 16 about a rotation center axis extending in the left-right direction. As will be described later, the case holder 100 holds the main control board unit 16 at a fixed position where the main control board unit 16 is in a substantially vertical posture and an inspection position where the main control board unit 16 is in a substantially horizontal posture. It is possible.

The mounting plate 110 has a rectangular plate shape that is long in the left-right direction. A pair of left and right rear protrusions 110a and 110b are formed on the upper edge of the mounting plate 110. A pair of left and right case receiving portions 110c and 110d projecting forward are formed on the lower edge of the mounting plate 110.
The mounting plate 110 is formed with four screw insertion holes 111a to 111d for mounting the mounting plate 110 to the housing 2. The four screw insertion holes 111a to 111d are vertically spaced toward the left side of the front surface of the mounting plate 110 and vertically spaced from the two screw insertion holes 111a and 111b and vertically toward the right side of the front surface of the mounting plate 110. Includes two screw insertion holes 111c, 111d arranged at intervals.

The plate fixing screws 151a to 151d inserted from the front into the screw insertion holes 111a to 111d are screwed into the rear wall of the housing 2, so that the mounting plate 110 is attached to the inner surface of the rear wall of the housing 2.
Further, a pair of upper and lower screw insertion holes 112a and 112b for mounting the first hinge 120 to the mounting plate 110 are formed on the left side portion of the front surface of the mounting plate 110. The screw insertion holes 112a and 112b are arranged on the left side of the screw insertion holes 111a and 111b.

Further, on the right side of the front surface of the mounting plate 110, a pair of upper and lower screw insertion holes 112c and 112d for mounting the second hinge 130 on the mounting plate 110 are formed. The screw insertion holes 112c and 112d are arranged on the right side of the screw insertion holes 111c and 111d.
The first hinge 120 has a vertically long rectangular base portion 121 when viewed from the front, an arm portion 122 formed so as to project forward from the lower left side of the base portion 121, and the arm portion 122 from the vicinity of the tip end portion to the right side of the right side surface. It is provided with a protruding support shaft portion 123. The base portion 121, the arm portion 122, and the support shaft portion 123 are made of a transparent synthetic resin material and are integrally formed. The support shaft portion 123 is an example of the "first support shaft portion" of the present invention.

The base portion 121 has a box shape with an opening at the rear, and reinforcing ribs are formed inside in a grid pattern when viewed from the rear. The base portion 121 has a wide first portion 121a on the right side and a narrow second portion 121b on the left side. The front surface of the second portion 121b is in front of the front surface of the first portion 121a, and a step is formed between them.
A pair of upper and lower cap fitting holes 124 that penetrate the first portion 121a in the front-rear direction are formed on the right side portion of the first portion 121a.

The first case fixative 161 is attached to the upper right corner of the first portion 121a so as to be rotatable and holdable at two rotation angle positions. With reference to FIG. 5, the first case fixative 161 has a thin rectangular plate-shaped grip portion 161a in the left-right direction, a support shaft portion 161b projecting rearward from the lower portion of the rear end surface of the grip portion 161a, and a grip portion 161a. Includes a case retainer 161c that projects rearward from the top of the rear end face. Further, the first case fixative 161 includes a hook 161d that extends downward from the lower end surface of the grip portion 161a and then extends rearward, with an inward hook and an outward protrusion at the tip. At the tip of the support shaft portion 161b, a retaining portion having a rectangular cross section is formed.

At the upper right corner of the first portion 121a, a shaft insertion recess 125 having a circular cross section and a hook guide hole 126 having a front view arc shape formed along a part of the peripheral edge of the opening of the shaft insertion recess 125. Is formed. The hook guide hole 126 is arranged on the side opposite to the upper right corner of the first portion 121a with respect to the shaft insertion recess 125 in the front view. Engaged portions that can be disengaged from the outer protrusions of the hook 161d are formed on the inner surfaces of both ends of the hook guide hole 126.

The support shaft portion 161b of the first case fixative 161 is rotatably inserted into the shaft insertion recess 125. On the bottom surface of the shaft insertion recess 125, a retaining insertion hole having a rectangular cross section slightly larger than the retaining portion of the support shaft portion 161b is formed, and the retaining portion of the support shaft portion 161b penetrates the retaining insertion hole. is doing. As a result, the support shaft portion 161b cannot be pulled out from the shaft insertion recess 125 unless the retaining portion does not match the retaining insertion hole.

The hook 161d of the first case fixative 161 is movably inserted into the hook guide hole 126. The inward hook portion of the hook 161d is movably engaged with the peripheral edge portion of the hook guide hole 126 on the rear surface of the first portion 121a. As a result, the hook 161d cannot be pulled out from the hook guide hole 126 unless the hook 161d is opened.
When the first case fixative 161 rotates about the central axis of the support shaft portion 161b, the case retainer 161c moves outside the upper right corner portion of the first portion 121a in a front view arc shape. When the outward protrusion of the hook 161d engages with the engaged portion at the right end (lower end) of the hook guide hole 126, the case retainer 161c is moved to the case release position on the upper side of the first portion 121a and on the left side of the upper right corner portion. Be retained. On the other hand, when the outward protrusion of the hook 161d engages with the engaged portion at the left end (upper end) of the hook guide hole 126, the case retainer 161c is held at the case fixing position on the right side of the first portion 121a.

However, in the state where the case retainer 161c is held in the case fixed position, the holding state is released by applying a rotational force toward the case release position. Similarly, in the state where the case retainer 161c is held at the case release position, the holding state is released by applying a rotational force toward the case fixing position.
The arm portion 122 projects forward from the lower portion of the first portion 121a. The arm portion 122 has a box shape with an opening at the rear, and reinforcing ribs are formed inside in a grid pattern when viewed from the rear. A support shaft portion 123 projecting to the right is formed at the tip end portion of the right side surface of the arm portion 122. A thin annular protrusion 123a protruding in the radial direction is formed in the middle portion of the length of the support shaft portion 123.

Inside the boundary portion between the first portion 121a and the arm portion 122, a first hinge fixing screw hole (not shown) having a rear opening extending in the front-rear direction is formed. Inside the left upper end portion of the first portion 121a, a first hinge fixing screw hole (not shown) extending in the front-rear direction and having a rear opening is formed.
The first hinge 120 is formed in the mounting plate 110 by screwing the first hinge fixing screws 152a and 152b inserted into the screw insertion holes 112a and 112b of the mounting plate 110 from behind into the first hinge fixing screw holes. It is attached. When the first hinge 120 is attached to the mounting plate 110, the two cap fitting holes 124 and 124 face the screw heads of the plate fixing screws 151a and 151b for attaching the mounting plate 110 to the housing 2, respectively. .. Each cap fitting hole 124 is fitted with a screw cap 153 as a sealing member so as not to come off.

The screw cap 153 is for preventing the case holder 100 from being removed from the housing 2 without a trace, and the screw cap 153 is fitted so as to be tightly attached to the cap fitting hole 124. When the screw cap 153 is fitted into the cap fitting hole 124, the plate fixing screws 151a and 151b facing the cap fitting hole 124 cannot be accessed unless at least one of the screw cap 153 and the first hinge 120 is destroyed. Therefore, when the mounting plate 110 is removed from the housing 2 by breaking at least one of the screw cap 153 and the first hinge 120 and loosening the plate fixing screws 151a and 151b, the trace remains. This makes it easier to detect fraudulent activity against the main control board 20.

The second hinge 130 includes a vertically long rectangular base portion 131 when viewed from the front, an arm portion 132 formed so as to project forward from the lower portion of the base portion 131, and a bearing formed at the tip of the left side surface of the arm portion 132. It is provided with a unit 133. The base portion 131, the arm portion 132, and the bearing portion 133 are made of a transparent synthetic resin material and are integrally formed. The bearing portion 133 is an example of the "first bearing portion" of the present invention.

The base portion 131 has a case shape with an open rear portion, and the width thereof is substantially the same as the width of the second portion 121b of the first hinge 120. Inside the base portion 131, thin plate-shaped reinforcing ribs in the vertical direction are formed at intervals in the vertical direction.
The second case fixative 162 is attached to the upper end portion of the base portion 131 so as to be rotatable and holdable at two rotation angle positions. With reference to FIG. 5, the second case fixative 162 has a thin rectangular plate-shaped grip portion 162a in the left-right direction, a support shaft portion 162b protruding rearward from the lower portion of the rear end surface of the grip portion 162a, and a grip portion 162a. Includes a case retainer 162c protruding rearward from the top of the rear end face. Further, the second case fixative 162 includes a hook 162d that extends downward from the lower end surface of the grip portion 162a and then extends rearward, with an inward hook and an outward protrusion at the tip. At the tip of the support shaft portion 162b, a retaining portion having a rectangular cross section is formed.

At the upper end of the base portion 131, a shaft insertion recess 135 having a circular cross section and a hook guide hole 136 having an arcuate front view formed along a part of the peripheral edge of the opening of the shaft insertion recess 135 are formed. Has been done. The hook guide hole 136 is arranged on the side opposite to the upper left corner of the first portion 121a with respect to the shaft insertion recess 135 in the front view. Engaged portions that can be disengaged from the outer protrusions of the base portion 131 are formed on the inner surfaces of both ends of the hook guide hole 136.

The support shaft portion 162b of the second case fixative 162 is rotatably inserted into the shaft insertion recess 135. On the bottom surface of the shaft insertion recess 135, a retaining insertion hole having a rectangular cross section slightly larger than the retaining portion of the support shaft portion 162b is formed, and the retaining portion of the support shaft portion 162b penetrates the retaining insertion hole. is doing. As a result, the support shaft portion 162b cannot be pulled out from the shaft insertion recess 135 unless the retaining portion does not match the retaining insertion hole.

The hook 162d of the second case fixative 162 is movably inserted into the hook guide hole 136. The inward hook portion of the hook 162d is movably engaged with the peripheral edge portion of the hook guide hole 136 on the rear surface of the base portion 131. As a result, the hook 162d cannot be pulled out from the hook guide hole 136 unless the hook 162d is opened.
When the second case fixative 162 rotates about the central axis of the support shaft portion 162b, the case retainer 162c moves outside the upper left corner portion of the base portion 131 in a front view arc shape. When the outward protrusion of the hook 162d engages with the engaged portion at the left end (lower end) of the hook guide hole 136, the case retainer 162c is held at the case release position on the upper side of the base portion 131 and on the right side of the upper left corner portion. Will be done. On the other hand, when the outward protrusion of the hook 162d engages with the engaged portion at the right end (upper end) of the hook guide hole 136, the case retainer 162c is held at the case fixing position on the left side of the base portion 131.

However, in the state where the case retainer 162c is held in the case fixed position, the holding state is released by applying a rotational force toward the case release position. Similarly, in the state where the case retainer 162c is held at the case release position, the holding state is released by applying a rotational force toward the case fixing position.
The arm portion 132 projects forward from the lower portion of the base portion 131. The arm portion 132 has a box shape with an opening at the rear, and reinforcing ribs are formed inside in a grid pattern when viewed from the rear. The bearing portion 133 has a truncated cone-shaped shaft insertion recess 133a that opens on the left side surface of the arm portion 132 and whose cross-sectional area gradually decreases toward the right.

The arm portion 132 is formed with a second hinge fixing screw hole (not shown) having a rear opening extending in the front-rear direction. A second hinge fixing screw hole (not shown) having a rear opening extending in the front-rear direction is formed near the upper end of the base portion 131.
The second hinge 130 is formed in the mounting plate 110 by screwing the second hinge fixing screws 152c, 152d inserted from the rear into the screw insertion holes 112c, 112d of the mounting plate 110 into the second hinge fixing screw holes. It is attached.

With reference to FIG. 4, the main control board unit 16 is divided into a main control board 20, a setting board 30 (see FIG. 7), a transparent board case 41 for accommodating these boards 20 and 30, and a board case 41. It includes a transparent setting switch cover 42 attached, a sealing seal unit 43 attached to the board case 41, and a hinge sealing cover 44 attached to the board case 41.

The substrate case 41 has a horizontally long rectangular shape when viewed from the front, and has a rectangular cuboid shape flat in the front-rear direction. A bearing forming portion (first bearing forming portion) 331 is formed on the lower left side of the front surface portion of the substrate case 41. The bearing forming portion 331 has a support shaft insertion recess 331a having a substantially C-shaped cross section extending in the left-right direction and having an open left end and front surface. A groove 331b into which the annular protrusion 123a (see FIG. 5) of the support shaft portion 123 is fitted is formed on the side surface of the support shaft insertion recess 331a.

A support shaft portion 332 projecting to the right is formed at the lower portion of the right side surface portion of the board case 41. The support shaft portion 332 has a truncated cone shape whose cross section gradually narrows toward the right. The support shaft portion 332 is an example of the "second support shaft portion" of the present invention.
The board case 41 is attached to the case holder 100 as follows. In a state where the hinge sealing cover 44 is not attached, the support shaft portion 332 is inserted into the shaft insertion recess 133a of the bearing portion 133 of the second hinge 130, and the first hinge 120 is inserted into the support shaft insertion recess 331a of the bearing forming portion 331. The support shaft portion 123 is inserted. As a result, the substrate case 41 is rotatably supported by the support shaft portion 123 and the bearing portion 133 of the case holder 100.

After that, with the first and second case fixtures 161, 162 held in the case release position, the board case 41 is moved upward until the rear surface of the board case 41 faces the mounting plate 110 of the case holder 100. Rotate. Then, the first and second case fixtures 161, 162 are rotated and held in the case fixing position. As a result, the board case 41 is attached to the case holder 100 in a substantially vertical posture.

Next, the hinge sealing cover 44 is assembled to the board case 41 by sliding it downward with respect to the board case 41. After that, the hinge sealing cover 44 is screwed to the board case 41 by the cover fixing screw 521. Finally, the engaging portion (first engaging portion) of the “B caulking” described later is engaged with the engaged portion (first engaged portion). The hinge sealing cover 44 is attached to the board case 41 so that the board case 41 does not come off from the first hinge 120 of the case holder 100.

The board case 41 is provided with a first engaging portion for "B caulking (main body caulking)" and a second engaging portion for "C caulking (main body re-caulking)". The hinge sealing cover 44 is provided with a first engaged portion that engages with the first engaging portion and a second engaged portion that engages with the second engaging portion.
"B caulking (main body caulking)" means engaging the substrate case 41 with the case holder 100. In this embodiment, the "B caulking" indirectly engages the substrate case 41 and the case holder 100 by engaging the substrate case 41 and the hinge sealing cover 44.

The engaged portion, engaged portion, etc. related to "B caulking" are referred to as "B caulking portion". When the engaged portion and the engaged portion related to the "B caulking portion" are engaged, the substrate case 41 cannot be removed from the case holder 100 unless the "B caulking portion" is destroyed. Therefore, the inspector of the main control board 20 can determine whether or not the board case 41 has been illegally removed from the case holder 100 by checking the state of the “B caulking portion”.

After the gaming machine 1 is installed in the store, the board case 41 may be removed from the case holder 100 by the inspection organization of the gaming machine if there is an abnormality. At this time, the crimped portion B is destroyed by the inspection agency. After the inspection by the inspection organization is completed, the board case 41 will be reattached to the case holder 100. In this case, an engaging portion different from the engaging portion of the B caulking provided on the board case 41 is engaged with another engaged portion provided on the case holder 100.

This type of engagement is called "C caulking (re-caulking the body)". The engaging portion, the engaged portion, and the like related to the "C caulking portion" are referred to as "C caulking portions". When the engaged portion and the engaged portion related to the "C caulking portion" are engaged, the substrate case 41 cannot be removed from the case holder 100 unless the "C caulking portion" is destroyed. As a result, even after the inspection is completed, it is possible to determine whether or not the substrate case 41 has been illegally removed from the case holder 100 by checking the state of the “C caulking portion”.

With reference to FIG. 4, the first engaging portion for "B caulking" includes, in this embodiment, the first engaging member 411 held in the substrate case 41. The second engaging portion for "C caulking" includes, in this embodiment, the second engaging member 412 held in the substrate case 41. In this embodiment, the first engaging member 411 and the second engaging member 412 are connected to each other by a connecting member 413. The first engaging member 411, the second engaging member 412, and the connecting member 413 are integrally formed of synthetic resin. In the following, a complex composed of a first engaging member 411, a second engaging member 412, and a connecting member 413 may be referred to as an engaging member composite 410. The color of the engaging member complex 410 is, for example, red translucent. However, the color of the engaging member composite 410 may be any color other than red translucent.

FIG. 6 is an enlarged perspective view showing the engaging member composite 410.
The first engaging member 411 has a right-pointing bow and arrow shape extending in the left-right direction. The first engaging member 411 includes a base end portion 411a at the left end portion, an arrowhead-shaped main engaging claw 411d at the right end portion, a cut portion 411b formed on the right side of the base end portion 411a, and a cut portion 411b. It is provided with an arrowhead-shaped sub-engagement claw 411c formed between the main engagement claw 411d and the main engagement claw 411d.

The cross-sectional shape of the base end portion 411a is a vertically long rectangular shape. The cut portion 411b is a portion to be cut when the engagement by the B caulking is released. The portion to be cut 411b is composed of a pair of upper and lower plate-like bodies extending in the left-right direction and having a thickness direction in the vertical direction. The main engaging claw 411d functions as an engaging portion for "B caulking". The sub-engagement claw 411c functions as an engaging portion for simply holding the engaging member composite 410 so as not to fall off from the substrate case 41.

The second engaging member 412 has a right-pointing bow and arrow shape extending in the left-right direction. The second engaging member 412 includes a base end portion 412a at the left end portion, an arrowhead-shaped engaging claw 412c at the right end portion, and a cut portion 412b formed between the base end portion 412a and the engaging claw 412c. It is equipped with. The length of the second engaging member 412 is shorter than the length of the first engaging member 411.
The cross-sectional shape of the base end portion 412a is a vertically long rectangular shape. The cut portion 412b is a portion to be cut when the engagement by the C caulking is released. The cut portion 412b is composed of a pair of upper and lower plate-like bodies extending in the left-right direction and having a thickness direction in the vertical direction. The engaging claw 412c functions as an engaging portion for "C caulking".

The connecting member 413 has a plate-shaped portion 413a extending in the vertical direction and having a thickness direction in the left-right direction, a first right-side protruding portion 413b protruding to the right from the upper end portion of the plate-shaped portion 413a, and a plate-shaped portion 413a. It is provided with a second right-side protruding portion 413c that protrudes to the right from the lower end portion of the above. The left end surface of the base end portion 411a of the first engaging member 411 is connected to the upper part of the right side surface of the plate-shaped portion 413a, and the base end portion 412a of the second engaging member 412 is connected to the lower part of the right side surface of the plate-shaped portion 413a. The left end faces are joined.

The lower half of the plate-shaped portion 413a is formed in a thick portion 413d protruding to the left as compared with the other portions. The left side surface of the upper half of the plate-shaped portion 413a is the first pressing surface 413e for pushing the first engaging member 411 to the right, and the left side surface of the thick portion 413d is the second engaging member 412. It is a second pressing surface 413f for pushing to the right.
The rear surface of the connecting member 413 and the rear surfaces of the first and second engaging members 411 and 412 are substantially flush with each other. On the other hand, the front surface of the connecting member 413 projects forward from the front surfaces of the first and second engaging members 411 and 412.

[3] Main control board unit FIG. 7 is an exploded perspective view showing the configuration of the main control board unit 16. FIG. 8 is an enlarged exploded perspective view for explaining the mounting structure of the screw guard.
[3.1] Main control board and setting board The main control board 20 has a rectangular shape that is long in the left-right direction when viewed from the front. On the mounting surface on the front surface of the main control board 20, a plurality of connectors are mounted in addition to electronic components (not shown) such as a CPU and ROM. The setting board 30 has a rectangular shape that is long in the vertical direction when viewed from the front. A setting change button 31 for changing the setting of the winning probability, a key cylinder 32 into which the setting key is inserted, and the like are mounted on the mounting surface on the front surface of the setting board 30.
[3.2] Board Case The board case 41 includes a rear case 200 and a front case 300 attached to the rear case 200. The rear case 200 and the front case 300 are made of a transparent synthetic resin. The front case 300 is assembled to the rear case 200 by sliding it upward with respect to the rear case 200.

The rear case 200 has a third engaging portion for "A caulking (case caulking)", a fourth engaging portion for "A caulking", and "F caulking (case recovery caulking)". A fifth engaging portion is provided. The front case 300 is capable of engaging with a third engaged portion that engages with the third engaging portion, a fourth engaged portion that engages with the fourth engaging portion, and a fifth engaging portion. A fifth engaged portion is provided.
"A caulking (case caulking)" means that the board case 41 is used from the time when the gaming machine 1 is installed in the store until the inspection organization of the gaming machine opens the board case 41 and inspects the main control board 20. In order to seal (seal) the board case 41 so that the main control board 20 inside is not cheated, the rear case 200 and the front case 300 are engaged with each other in the manufacturing factory of the gaming machine. Say.

The engaged portion, engaged portion, etc. related to "A caulking" may be referred to as "A caulking portion". When the engaged portion and the engaged portion related to the "A caulking portion" are engaged, the front case 300 cannot be removed from the rear case 200 unless the "A caulking portion" is destroyed. Therefore, the inspector of the main control board 20 can determine whether or not the front case 300 has been illegally removed from the rear case 200 by checking the state of the “A caulking portion”.

"F caulking" means returning the main control board unit to the gaming machine manufacturer to replace the failure of the main control board unit, or returning the main control board unit whose A caulking has been opened by the inspection organization to the gaming machine manufacturer. In this case, it means that the rear case 200 and the front case 300 are engaged with each other. The engaged portion, engaged portion, etc. related to "F caulking" may be referred to as "F caulking portion". When the engaged portion and the engaged portion related to the "F caulking portion" are engaged, the front case 300 cannot be removed from the rear case 200 unless the "F caulking portion" is destroyed.

With reference to FIG. 7, the third engaging portion for "A caulking" includes, in this embodiment, the third engaging member 421 held in the rear case 200, and the third engaging portion for "A caulking". The four engaging portions include, in this embodiment, a fourth engaging member 422 held in the rear case 200. The fifth engaging portion for "F caulking" includes, in this embodiment, a fifth engaging member 423 held in the rear case 200.

FIG. 9A is an enlarged perspective view showing the third engaging member 421. FIG. 9B is an enlarged perspective view showing the fourth engaging member 422. FIG. 9C is an enlarged perspective view showing the fifth engaging member 423.
The third engaging member 421, the fourth engaging member 422, and the fifth engaging member 423 have the same shape and are made of synthetic resin. In this embodiment, the color of the third engaging member 421 and the fourth engaging member 422 is, for example, red translucent, and the color of the fifth engaging member 423 is, for example, blue translucent. However, the color of the third engaging member 421 and the fourth engaging member 422 may be any color other than red translucent, and the color of the fifth engaging member 423 may be any color other than blue translucent. It may be a color.

The third engaging member 421 has a right-pointing bow and arrow shape extending in the left-right direction. The third engaging member 421 is a cover formed between the plate-shaped base end portion 421a at the left end portion, the arrowhead-shaped engaging claw 421e at the right end portion, and the plate-shaped base end portion 421a and the engaging claw 421e. The tip side vertically long portion formed between the cut portion 421c, the base end side vertically long portion 421b formed between the plate-shaped base end portion 421a and the cut portion 421c, and the cut portion 421c and the engaging claw 421e. It is provided with a portion 421d.

The cross-sectional shape of the plate-shaped base end portion 421a is a vertically long rectangular shape. The left side surface of the plate-shaped base end portion 421a is a pressing surface 421f for pushing the third engaging member 421 to the right. The portion to be cut 421c is a portion to be cut when the engagement by "A caulking" using the third engaging member 421 is released. The cut portion 421c is composed of a pair of upper and lower plate-like bodies extending in the left-right direction and having a thickness direction in the vertical direction. The base end side vertically elongated portion 421b and the tip end side vertically elongated portion 421d project in the vertical direction with respect to the cut portion 421c. The engaging claw 421e functions as an engaging portion for "A caulking" using the third engaging member 421.

The fourth engaging member 422 has the same shape as the third engaging member 421, but is arranged in the opposite direction to the third engaging member 421. That is, the fourth engaging member 422 has a left-pointing bow and arrow shape extending in the left-right direction. The fourth engaging member 422 is a cover formed between the plate-shaped base end portion 422a at the right end portion, the arrowhead-shaped engaging claw 422e at the left end portion, and the plate-shaped base end portion 422a and the engaging claw 422e. The tip side vertically long portion formed between the cut portion 422c, the base end side vertically long portion 422b formed between the plate-shaped base end portion 422a and the cut portion 422c, and the cut portion 422c and the engaging claw 422e. It is provided with a portion 422d.

The right side surface of the plate-shaped base end portion 422a is a pressing surface 422f for pushing the fourth engaging member 422 to the left. The cut portion 422c is a portion to be cut when the engagement by "A caulking" using the fourth engaging member 422 is released. The engaging claw 422e functions as an engaging portion for "A caulking" using the fourth engaging member 422.
The fifth engaging member 423 has the same shape as the third engaging member 421, but is arranged in the opposite direction to the third engaging member 421. That is, the fifth engaging member 423 has a left-pointing bow and arrow shape extending in the left-right direction. The fifth engaging member 423 is a cover formed between the plate-shaped base end portion 423a at the right end portion, the arrowhead-shaped engaging claw 423e at the left end portion, and the plate-shaped base end portion 423a and the engaging claw 423e. The tip side vertically long portion formed between the cut portion 423c, the base end side vertically long portion 423b formed between the plate-shaped base end portion 423a and the cut portion 423c, and the cut portion 423c and the engaging claw 423e. It is provided with a unit 423d.
The right side surface of the plate-shaped base end portion 423a is a pressing surface 423f for pushing the fifth engaging member 423 to the left. The portion to be cut 423c is a portion to be cut when the engagement by "F caulking" is released. The engaging claw 423e functions as an engaging portion for "F caulking".

[3.2.1] Rear case FIG. 10A is an enlarged perspective view of the rear case viewed diagonally from the front. FIG. 10B is an enlarged perspective view of the rear case as viewed diagonally from the rear.
With reference to FIGS. 7, 10A and 10B, the rear case 200 includes a horizontally long rectangular first rear wall portion 201 and a first guide wall 202 projecting forward from the left edge of the rear wall portion 201 when viewed from the front. A second rear wall portion 203 extending to the left from a position near the front end of the left side surface of the first guide wall 202 and having a vertically long rectangular shape in the front view is provided.
A second guide wall 204 projecting to the front side is formed on the left side edge of the second rear wall portion 203. A third guide wall 205 that extends in the vertical direction and projects forward is formed in the middle portion of the width of the second rear wall portion 203. At a position near the right end of the first rear wall portion 201, a fourth guide wall 206 extending in the vertical direction and projecting to the front side is formed. A fifth guide wall 207 projecting forward is formed on the right edge of the first rear wall portion 201.

The first to fifth guide walls 202 to 207 function as guide members for guiding the front case 300 when the front case 300 is slid and assembled to the rear case 200.
The space between the first guide wall 202 and the fourth guide wall 206 is the main control board accommodating portion in which the main control board 20 is accommodated. The space between the fourth guide wall 206 and the fifth guide wall 207 is a setting board accommodating portion in which the setting substrate 30 is accommodated.

On the lower edge portion of the first rear wall portion 201, a plurality of locking projections 208 projecting downward are formed at intervals in the left-right direction. A locking hole 209 (see FIG. 10B) extending in the vertical direction is formed on the upper edge of the first rear wall portion 201. The locking projection 208 and the locking hole 209 are releasably locked to the front case 300, as will be described later.
At the front end of the third guide wall 205, three forward projecting walls 205a, 205b, 205c are formed at intervals in the vertical direction. The front protruding wall 205a is provided so that the "B caulking" has a case sealing function. The front protruding wall 205c is provided so that the "C caulking" has a case sealing function.

The rear case 200 includes a third engaging member holding portion 211 for holding the third engaging member 421, a fourth engaging member holding portion 212 for holding the fourth engaging member 422, and a fifth. A fifth engaging member accommodating portion 213 for accommodating the engaging member 423 and a fifth engaging member holding portion 214 for holding the fifth engaging member 423 are formed. These holding portions 211, 212, 214 and the accommodating portion 213 are formed on the upper side of the upper edge portion of the first rear wall portion 201.

The third engaging member holding portion 211 is formed at a position near the left end of the upper edge portion of the first rear wall portion 201. The third engaging member holding portion 211 is a horizontally long rectangular shape in front view and has a box shape with the front surface and the lower surface open. The third engaging member holding portion 211 includes a rear wall having a horizontally long rectangular shape in front view parallel to the first rear wall portion 201, a left wall protruding forward from the left edge of the rear wall, and a front from the right edge of the rear wall. It consists of a protruding right wall and an upper wall that projects forward from the upper edge of the rear wall and connects the upper edges of the left and right walls.

The front-rear position of the front surface of the rear wall of the third engaging member holding portion 211 is slightly forward of the front-rear position of the front surface of the first rear wall portion 201. On the left side wall of the third engaging member holding portion 211, an opening 211a (see FIGS. 12A and 12B) into which the plate-shaped base end portion 421a of the third engaging member 421 and the left end portion of the base end side vertically elongated portion 421b are fitted. ) Is formed.
The fourth engaging member holding portion 212 is formed at a position near the right end of the upper edge portion of the first rear wall portion 201. The fourth engaging member holding portion 212 has a horizontally long rectangular shape when viewed from the front and has a box shape with the rear surface and the lower surface open. The fourth engaging member holding portion 212 has a front wall having a horizontally long rectangular shape in front view parallel to the first rear wall portion 201, a left wall projecting rearward from the left edge of the front wall, and rearward from the right edge of the front wall. It consists of a protruding right wall and an upper wall that projects rearward from the upper edge of the front wall and connects the upper edges of the left and right walls.

The front-rear position of the front surface of the front wall of the fourth engaging member holding portion 212 is substantially the same as the front-rear position of the front end of the left side wall and the right side wall of the third engaging member holding portion 211. An opening 212a (see FIGS. 13A and 13B) into which the plate-shaped base end portion 422a of the fourth engaging member 422 and the right end portion of the base end side vertically elongated portion 422b are fitted into the right wall of the fourth engaging member holding portion 212. ) Is formed.

On the right side of the front surface of the front wall of the fourth engaging member holding portion 212, a thin portion 212b having a vertically long rectangular shape in front view is formed. The thin portion 212b is cut off in order to secure an access path for the cutting tool when the fourth engaging member 422 is to be cut to disengage the fourth engaging member 422. ing. A groove is formed on the peripheral edge of the thin-walled portion 212b to facilitate cutting of the thin-walled portion 212b.

The fifth engaging member accommodating portion 213 is formed at a position on the left side of the fourth engaging member holding portion 212 at the upper edge portion of the first rear wall portion 201. The fifth engaging member accommodating portion 213 is a horizontally long rectangular shape in front view and has a box shape with an open rear surface. The fifth engaging member accommodating portion 213 has a front wall having a horizontally long rectangular shape in front view parallel to the first rear wall portion 201, a left wall projecting rearward from the left edge of the front wall, and rearward from the right edge of the front wall. It consists of a protruding right wall and an upper wall that projects rearward from the upper edge of the front wall and connects the upper edges of the left and right walls.

The front-rear position of the front surface of the front wall of the fifth engaging member storage portion 213 is substantially the same as the front-rear position of the middle portion of the front-rear length of the left side wall and the right side wall of the fourth engagement member holding portion 212. .. The right side wall of the fifth engaging member accommodating portion 213 is composed of the latter half of the left side wall of the fourth engaging member holding portion 212. On the left side wall of the fifth engaging member storage portion 213, there is a vertically elongated rectangular opening 213a (see FIGS. 14A and 14B) having a size slightly larger than the cross section of the vertically elongated portion 423d on the tip side of the fifth engaging member 423. It is formed.

The fifth engaging member holding portion 214 is formed at a position on the left side of the fifth engaging member accommodating portion 213 in the upper edge portion of the first rear wall portion 201. The fifth engaging member holding portion 214 has a horizontally long rectangular shape when viewed from the front and has a box shape with the rear surface and the lower surface open. The fifth engaging member holding portion 214 has a front wall having a horizontally long rectangular shape in front view parallel to the first rear wall portion 201, a left wall projecting rearward from the left edge of the front wall, and rearward from the right edge of the front wall. It consists of a protruding right wall and an upper wall that projects rearward from the upper edge of the front wall and connects the upper edges of the left and right walls.

The front surface of the front wall of the fifth engaging member holding portion 214 is substantially flush with the front surface of the front wall of the fifth engaging member accommodating portion 213. The right side wall of the fifth engaging member holding portion 214 is composed of the left side wall of the fifth engaging member accommodating portion 213.
Between the third engaging member holding portion 211 and the fifth engaging member holding portion 214, a seal sticker affixed surface 215a (hereinafter referred to as "first seal seal affixed surface 215a") on the rear case 200 side is provided. The anterior overhanging portion 215 to have is formed. The front overhanging portion 215 is a horizontally long rectangular shape in front view and has a box shape with an open rear surface. The front surface of the front overhanging portion 215 is the first sealing seal affixed surface 215a.

The vertical thickness of the front overhanging portion 215 is thinner than that of the third engaging member holding portion 211 and the fifth engaging member holding portion 214 in the vertical direction. The upper surface of the front overhanging portion 215 is substantially flush with the upper surfaces of the third engaging member holding portion 211 and the fifth engaging member holding portion 214. The above-mentioned locking hole 209 is formed at the trailing edge of the central portion of the lower surface width of the front overhanging portion 215.
Between the front overhanging portion 215 and the fifth engaging member accommodating portion 213, above the front wall of the fifth engaging member holding portion 214 and in front of the front surface of the fifth engaging member holding portion 214. A protruding front protrusion 216 is formed. The front protrusion 216 is formed with a first shaft insertion hole 216a extending upward from the front edge of the central portion of the lower surface width. The first shaft insertion hole 216a is used to support the sealing seal unit 43, as will be described later.
A screw hole forming portion 217 (see FIG. 10B) is formed between the front overhanging portion 215 and the third engaging member holding portion 211. The screw hole forming portion 217 is formed with a front-opening screw hole 217a (see FIG. 10B) extending in the front-rear direction.

[3.2.2] Front case FIG. 11A is an enlarged perspective view of the front case viewed diagonally from the front. FIG. 11B is an enlarged perspective view of the front case viewed from diagonally rearward.
With reference to FIGS. 7, 11A and 11B, the front case 300 has a first front wall portion 301 having a horizontally long rectangular front view and a first guided portion protruding rearward from the left edge of the first front wall portion 301. A wall 302 and a second front wall portion 303 extending to the left from the front end of the left side surface of the first guided wall 302 and having a vertically long rectangular shape in front view are provided.
A second guided wall 304 projecting to the rear side is formed on the left side edge of the second front wall portion 303. Further, on the left side edge of the second front wall portion 303, a front protruding wall 303a projecting to the front side is formed. A front projecting wall 303b projecting forward is formed on the right edge of the second front wall portion 303.

In the middle portion of the width of the second front wall portion 303, a complex holding portion 305 having a vertically long rectangular shape in front view is formed so as to project forward. The left wall of the complex holding portion 305 constitutes the third guided wall 305a.
At a position near the right end of the first front wall portion 301, a fourth guided wall 306 that extends in the vertical direction and protrudes to the rear side is formed. A fifth guided wall 307 projecting to the rear side is formed on the right side edge of the first front wall portion 301.

The first to fifth guided walls 302, 304, 305a, 306, 307 are the first to fifth guide walls 202, 204, 205 of the rear case 200 when the front case 300 is slid and assembled to the rear case 200. , 206, 207 function as guided walls, respectively. The inner surface (right side surface) of the third guided wall 305a is the guided surface guided by the left side surface of the third guide wall 205. Further, the left and right side walls of the complex holding portion 305 and the front protruding walls 303a and 303b in the second front wall portion 303 are hinged and sealed when the hinge sealing cover 44 (see FIG. 4) is slid and assembled to the front case 300. It functions as a guide member for guiding the cover 44.

The main control board 20 is attached to the region between the first guided wall 302 and the fourth guided wall 306 in the first front wall portion 301. Specifically, as shown in FIG. 7, the main control board 20 is in a state where the mounting surface faces the inner surface of the first front wall portion 301, and the four corner portions thereof are first by the main board fixing screw 391. It is fixed to the front wall portion 301.
In the central portion of the region between the first guided wall 302 and the fourth guided wall 306 in the first front wall portion 301, the front overhanging portion 301a for accommodating the electronic components mounted on the main control board 20 Is formed. A plurality of connector openings for exposing the plurality of connectors of the main control board 20 from the front case 300 are formed in the peripheral portion of the front projecting portion 301a in the first front wall portion 301.

The setting board 30 is attached to the region between the fourth guided wall 306 and the fifth guided wall 307 in the first front wall portion 301. Specifically, as shown in FIG. 7, the setting board 30 has the mounting surface facing the inner surface of the first front wall portion 301, and the two diagonal corners thereof are formed by the setting board fixing screw 392. It is fixed to the front wall portion 301.
In the area between the fourth guided wall 306 and the fifth guided wall 307 in the first front wall portion 301, the setting change button 31 and the key cylinder 32 mounted on the setting board 30 are exposed from the front case 300, respectively. A button opening 317 and a cylinder opening 318 are formed.

A setting switch cover 42 (see FIG. 7) that covers the setting change button 31, the key cylinder 32, etc. mounted on the mounting surface of the setting board 30 is attached to the front case 300 so as to be openable and closable around the trailing edge of the right side wall. Has been done.
With reference to FIGS. 7 and 8, a screw guard 51 for hiding the screw head of the main board fixing screw 391 existing on the back surface of the upper right corner of the main control board 20 is attached to the front case 300. .. The screw guard 51 is made of a rectangular metal plate. A cut portion 51a is formed at the lower right corner of the screw guard 51. The screw guard 51 is fitted into the guard holder 52 from the front side. The guard holder 52 is composed of a flat plate portion having a rectangular shape in front view and a front protruding edge formed on the peripheral edge of the flat plate portion, and is made of a transparent synthetic resin. At the lower right corner of the flat plate portion of the guard holder 52, a screw insertion hole 52a exposed to the cut portion 51a of the screw guard 51 is formed.

The guard holder 52 is screwed to the front case 300 with the lower left corner of the screw guard 51 covering the screw head of the main board fixing screw 391 existing on the back surface of the upper right corner of the main control board 20. Specifically, the guard fixing screw 393 inserted from the rear side into the screw insertion hole 52a of the guard holder 52 is screwed into the screw hole (not shown) formed in the front case 300, whereby the guard holder 52 is formed. , Fixed to the front case 300. Since the screw head of the guard fixing screw 393 is covered by the rear case 200, it cannot be touched from the outside of the board case 41.

When the screw guard 51 is not provided, for example, when the rear case 200 is cut from the rear surface of the rear case 200 by a laser or the like so as to surround the contour of the main control board 20, the main control board 20 is cut into the front case 300. All the main board fixing screws 391 fixed to the can be removed. However, if the screw guard 51 is provided as in this embodiment, even if the rear case 200 is cut so as to surround the contour of the main control board 20, it is on the back surface of the upper right corner of the main control board 20. The existing main board fixing screw 391 cannot be removed. As a result, it is possible to prevent the main control board 20 from being fraudulent.

With reference to FIG. 11A, the complex holding portion 305 is for holding the engaging member composite 410 (see FIGS. 4 and 6). The third guided wall 305a, which is the left side wall of the complex holding portion 305, has a rectangular first opening 305b (FIG. 11B, which is slightly larger than the cross section of the proximal end portion 411a of the first engaging member 411. 19A and 19B) are formed. The first opening 305b constitutes a sub-engaged portion that engages with the sub-engagement claw 411c of the first engaging member 411. On the right side wall of the complex holding portion 305, a second opening 305c (see FIGS. 11B, 19A, 19B) having substantially the same size as the first opening 305b is formed at a position facing the first opening 305b. ..

The third guided wall 305a has a rectangular third opening 305d (FIG. 11B, FIG. 11B) located below the first opening 305b and slightly larger than the cross section of the base of the second engaging member 412. 19A, see FIG. 19B) is formed. On the right side wall of the complex holding portion 305, a fourth opening 305e (see FIGS. 19A and 19B) having a size substantially the same as that of the third opening 305d is formed at a position facing the third opening 305d.

The first insertion hole 305i (see FIGS. 11B and 19B) through which the first rightward protrusion 413b of the engaging member composite 410 can be inserted into the third guided wall 305a at a position above the first opening 305b. ) Is formed. Further, in the third guided wall 305a, a second insertion hole 305j (FIG. 11B, FIG. 11B) through which the second right-side protruding portion 413c of the engaging member composite 410 can be inserted is inserted at a position below the third opening 305d. (See FIG. 19B) is formed.

On the front wall of the complex holding portion 305, a first thin-walled portion 305f having a vertically long rectangular shape in front view is formed at a position between the first opening 305b and the second opening 305c in front view. The first thin-walled portion 305f is cut so as to secure an access path for a cutting tool when trying to cut the first engaging member 411 for disengaging the first engaging member 411. It has become. A groove is formed on the peripheral edge of the first thin-walled portion 305f to facilitate cutting of the first thin-walled portion 305f.

Further, on the front wall of the complex holding portion 305, a second thin-walled portion 305 g having a vertically long rectangular shape in the front view is formed at a position between the third opening 305d and the fourth opening 305e in the front view. The second thin portion 305 g is cut so as to secure an access path for the cutting tool when trying to cut the second engaging member 412 for disengaging the second engaging member 412. It has become. A groove is formed on the peripheral edge of the second thin-walled portion 305 g to facilitate excision of the second thin-walled portion 305 g.

Further, on the front wall of the complex holding portion 305, a screw hole 305h extending in the front-rear direction and open forward is formed. Further, on the upper side wall of the complex holding portion 305, a locking hole 305k that is releasably locked with the locking projection 533 of the hinge sealing cover 44, which will be described later, is formed.
In the right region of the complex holding portion 305 on the front surface of the second front wall portion 303, a first receiving portion 321 facing the second opening 305c and a second receiving portion 322 facing the fourth opening 305e are formed. The first receiving portion 321 has a space portion for allowing the tip end portion of the first engaging member 411 to escape. The second receiving portion 322 has a space portion for allowing the tip end portion of the second engaging member 412 to escape.

A temporary fixing hook 303c projecting upward is formed at a position on the left side of the upper end of the second front wall portion 303. When the hinge sealing cover 44 is attached to the front case 300 by a downward slide of the hinge sealing cover 44 with respect to the front case 300, the temporary fixing hook 303c slides the hinge sealing cover 44 upward with respect to the front case 300. Temporarily fix the hinge sealing cover 44 to the front case 300 so that it cannot be done.

A cover retainer 311 (see FIGS. 19A and 19B) protruding to the right from the front end of the front protruding wall 303a is formed in the vicinity of the position of the front protruding wall 303a facing the first opening 305b. A cover retainer 312 (see FIGS. 11A, 19A, 19B) protruding to the left from the front end of the front protruding wall 303b is formed in the vicinity of the position of the front protruding wall 303b facing the second opening 305c.

The front projecting wall 303b extends to the left and then downwards near the lower end of the complex holding portion 305. A cover retainer 313 (see FIGS. 11A, 19A, 19B) projecting upward from the front end thereof is formed in a portion of the front projecting wall 303b extending to the left. The cover retainers 311, 312, 313 each act to press a part of the hinge sealing cover 44 toward the second front wall portion 303 side when the hinge sealing cover 44 is assembled to the front case 300.

The bearing forming portion 331 described above is formed at the lower end portion of the second front wall portion 303. The above-mentioned support shaft portion 332 is formed at the lower right end portion of the first front wall portion 301. A pair of left and right locking holes 314 are formed on the upper side wall of the support shaft insertion recess 331a in the bearing forming portion 331. When the hinge sealing cover 44 is assembled to the front case 300, the locking projection 534 (see FIGS. 18A and 18B) of the hinge sealing cover 44 is operably locked in these locking holes 314. It has become.

Further, a locking hole 315 is formed at a position near the front end of the groove 331b in the bearing forming portion 331. When the hinge sealing cover 44 is assembled to the front case 300, the locking projection 535 (see FIG. 18B) of the hinge sealing cover 44 is operably locked in the locking hole 315. ..
Further, a pair of left and right locking grooves 316 are formed on the front surface of the lower side wall of the support shaft insertion recess 331a in the bearing forming portion 331. When the hinge sealing cover 44 is assembled to the front case 300, the locking projection 536 (see FIG. 18A) of the hinge sealing cover 44 is operably locked in these locking grooves 316. There is.

A lower wall portion 308 projecting rearward is formed on the lower edge of the first front wall portion 301. The lower wall portion 308 is formed with a plurality of locking holes 335 for locking with the plurality of locking projections 208 of the rear case 200. An upper wall portion 309 projecting rearward is formed on the upper edge of the first front wall portion 301. A locking projection 336 that engages with the locking hole 209 of the rear case 200 is formed at a position to the left of the center of the upper wall portion 309 in the left-right direction.

The plurality of locking projections 208 of the rear case 200 are locked to the plurality of locking holes 335 of the front case 300, and the locking projections 336 of the front case 300 are locked to the locking holes 209 of the rear case 200. Has been done. However, the locking between the locking projection and the locking hole can be released without destroying the front case 300 by pulling the front case 300 downward with respect to the rear case 200.

Further, the upper wall portion 309 has a third engaged portion forming body 341 having a third engaged portion, a fourth engaged portion forming body 342 having a fourth engaged portion, and a fifth engaged portion. A fifth engaged portion forming body 343 having an engaging portion is formed.
The third engaged portion forming body 341 is formed so as to project upward toward the left end of the upper wall portion 309, and is fitted into the third engaging member holding portion 211 from below. The third engaged portion forming body 341 has a horizontally long rectangular shape in front view and a box shape with an open rear surface.

With reference to FIGS. 12A and 12B, the third engaged portion forming body 341 is formed with a partition wall 341a in the middle portion of the width, which separates the space portion into the left and right. On the left side wall of the third engaged portion forming body 341, an opening 341b communicating with the opening 211a of the third engaging member holding portion 211 is formed. The partition wall 341a is formed with an engaging hole (third engaged portion) 341c through which the engaging claw 421e of the third engaging member 421 is inserted so as not to come off.

The third engaging member 421 is inserted into the third engaged portion forming body 341 from the opening 211a of the third engaging member holding portion 211 and the opening 341b of the third engaged portion forming body 341. Then, the engaging claw 421e of the third engaging member 421 engages with the engaging hole 341c, and the vertically elongated portion 421b on the base end side of the third engaging member 421 fits into the opening 341b, and the third engaging member 421. The left end portion and the plate-shaped base end portion 421a of the base end side vertically elongated portion 421b of the above are fitted in the opening 211a. This makes it impossible for the front case 300 and the rear case 200 to slide with each other. In this engaged state, the pressing surface 421f of the third engaging member 421 is flush with the left side surface of the left side wall of the third engaging member holding portion 211 of the rear case 200.

On the front wall of the third engaged portion forming body 341, a thin portion 341d having a vertically long rectangular shape in front view is formed. The thin portion 341d is cut off in order to secure an access path for the cutting tool when the third engaging member 421 is to be cut for disengaging the third engaging member 421. ing. A groove is formed on the peripheral edge of the thin-walled portion 341d to facilitate cutting of the thin-walled portion 341d.

The fourth engaged portion forming body 342 is formed so as to project upward toward the right end of the upper wall portion 309. Most of the screw guard 51 (guard holder 52) attached to the fourth engaged portion forming body 342 and the front case 300 is fitted into the fourth engaging member holding portion 212 from below. The fourth engaged portion forming body 342 has a horizontally long rectangular shape in front view and a box shape in which the rear surface of the left half portion and the front surface of the right half portion are open.

With reference to FIGS. 13A and 13B, the fourth engaged portion forming body 342 has a partition wall 342a formed in the middle portion of the width to separate the space portion to the left and right. An opening 342b communicating with the opening 212a of the fourth engaging member holding portion 212 is formed on the right side wall of the fourth engaged portion forming body 342. The partition wall 342a is formed with an engaging hole (fourth engaged portion) 342c through which the engaging claw 422e of the fourth engaging member 422 is inserted so as not to come off.

The fourth engaging member 422 is inserted into the fourth engaged portion forming body 342 from the opening 212a of the fourth engaging member holding portion 212 and the opening 342b of the fourth engaged portion forming body 342. Then, the engaging claw 422e of the fourth engaging member 422 engages with the engaging hole 342c, and the vertically elongated portion 422b on the base end side of the fourth engaging member 422 fits into the opening 342b, and the fourth engaging member 422 The right end portion and the plate-shaped base end portion 422a of the base end side vertically elongated portion 422b of the above are fitted in the opening 212a. This makes it impossible for the front case 300 and the rear case 200 to slide with each other. In this engaged state, the pressing surface 422f of the fourth engaging member 422 is flush with the right surface of the right side wall of the fourth engaging member holding portion 212 of the rear case 200. Further, in the engaged state, the back surface side of the fourth engaging member 422 is covered with the screw guard 51.

With reference to FIGS. 11A and 11B, the fifth engaged portion forming body 343 is formed so as to project upward at a position between the locking projection 336 and the fourth engaged portion forming body 342 on the upper wall portion 309. It is fitted into the fifth engaging member holding portion 214 from below. The fifth engaged portion forming body 343 has a rectangular shape in front view and a box shape with an open front surface.
As shown in FIG. 14A, an opening 343a communicating with the opening 213a of the fifth engaging member accommodating portion 213 is formed on the right side wall of the fifth engaged portion forming body 343. A pair of upper and lower guide members 343b extending in the left-right direction are formed on the rear wall of the fifth engaged portion forming body 343. An engaging hole (fifth engaged portion) 343c is formed at the left end of the pair of upper and lower guide members 343b so as not to come off the engaging claw 423e of the fifth engaging member 423.

As shown in FIG. 14A, the fifth engaging member 423 is housed in the fifth engaging member accommodating portion 213 facing left. When the substrate case 41 is sealed by using the fifth engaging member 423, the fifth engaging member 423 is pushed into the fifth engaged portion forming body 343 as shown in FIG. 14B. As a result, the engaging claw 423e of the fifth engaging member 423 engages with the engaging hole 343c, and the base end side vertically elongated portion 423b and the plate-shaped base end portion 423a of the fifth engaging member 423 become the fifth engaging member. It is in a state of being fitted in the opening 213a of the storage portion 213. This makes it impossible for the front case 300 and the rear case 200 to slide with each other.

On the rear wall of the fifth engaged portion forming body 343, a thin-walled portion 343d (see FIG. 11B) having a vertically long rectangular shape in front view is formed. The thin portion 343d is cut off in order to secure an access path for the cutting tool when the fifth engaging member 423 is to be cut to disengage the fifth engaging member 423. ing. A groove is formed on the peripheral edge of the thin-walled portion 343d to facilitate cutting of the thin-walled portion 343d.

With reference to FIGS. 11A and 11B, the upper wall portion 309 further has a sealing seal on the front case 300 side between the third engaged portion forming body 341 and the fifth engaged portion forming body 343. An upward overhanging portion 344 having a surface to be attached 344a (hereinafter referred to as "second seal seal attached surface 344a") is formed. The upward overhanging portion 344 is a horizontally long rectangular shape in front view and has a box shape with an open rear surface. The front surface of the upper overhanging portion 344 is the second sealing seal affixed surface 344a.

The vertical thickness of the upward overhanging portion 344 is thinner than that of the third engaged portion forming body 341 and the fifth engaged portion forming body 343 in the vertical direction. The above-mentioned locking projection 336 is formed on the trailing edge of the width center portion of the upper surface of the upper overhanging portion 344. The upper overhanging portion 344 is arranged at a position directly below the front overhanging portion 215 of the rear case 200 at a predetermined interval.
On the right side of the upward overhanging portion 344 of the upper wall portion 309, a second shaft insertion hole 309a is formed at a position facing the first shaft insertion hole 216a of the rear case 200. The second shaft insertion hole 309a is used to support the sealing seal unit 43, as will be described later.

A sixth engaged portion forming body 345 is formed on the right side of the third engaged portion forming body 341 of the upper wall portion 309. The sixth engaged portion forming body 345 has a first wall 345a parallel to the right side wall of the third engaged portion forming body 341 and a second wall 345b protruding to the right from the trailing edge portion of the first wall 345a. And have. A pair of upper and lower engaging holes (engaged portions) 345c for fixing the seal cover 61 of the sealing seal unit 43 are formed on the first wall 345a. A screw insertion hole 345d is formed in the second wall 345b.
As shown in FIG. 7, a case fastening screw 394 for fixing the front case 300 to the rear case 200 is inserted into the screw insertion hole 345d (see FIG. 11A) from the front side. The case fastening screw 394 is screwed into the screw hole 217a (see FIG. 15) of the rear case 200.

[3.3] Sealing Seal Unit FIG. 15 is a cross-sectional view for explaining the configuration of the sealing seal unit 43.
With reference to FIGS. 7 and 15, the seal seal unit 43 includes a seal seal cover 61 and a seal seal cutter 62 rotatably attached to the seal seal cover 61.
As shown in FIGS. 16A and 16B, the sealing seal cover 61 includes a flat plate-shaped cover body 61a having a horizontally long rectangular shape in the front view, a pair of upper and lower shaft mounting portions 61b formed on the right edge of the cover body 61a, and a pair of upper and lower parts. It is composed of a shaft 61c that is attached to the shaft mounting portion 61b and extends in the vertical direction. The cover body 61a, the shaft mounting portion 61b, and the shaft 61c are integrally formed of a transparent synthetic resin.

Each shaft mounting portion 61b is formed of a thin plate-like body in the vertical direction, extends from the right edge of the cover body 61a to the right side, and then extends rearward. The shaft 61c is fixed to the upper and lower shaft mounting portions 61b in a state of penetrating the tip portions of the pair of upper and lower shaft mounting portions 61b in the vertical direction. In each shaft mounting portion 61b, a thin fragile portion 61ba is formed by a V-groove extending in the front-rear direction near the base end thereof. The fragile portion 61ba is cut when the substrate case 41 is opened, as will be described later.

A rear protruding wall 61d projecting rearward is formed on the upper edge of the cover body 61a. A front projecting wall 61e projecting forward is formed on the left edge of the cover body 61a.
An engaged portion 61f projecting rearward is formed on the right edge portion of the cover body 61a. An engaged portion 61g projecting rearward is formed near the left edge of the rear surface of the cover body 61a. A pair of upper and lower engaging claws 61h projecting rearward are formed on the left side edge of the rear surface of the cover body 61a.

As shown in FIGS. 17A and 17B, the seal seal cutter 62 includes a cutter body 62a extending in the left-right direction and a bearing portion 62b formed at the right end of the cutter body 62a and having an inverted C shape in a plan view. The cutter body 62a and the bearing portion 62b are integrally formed of a blue translucent synthetic resin. The color of the seal seal cutter 62 may be any color other than blue translucent.

The bearing portion 62b is rotatably fitted to a portion between the upper and lower shaft mounting portions 61b of the shaft 61c of the sealing seal cover 61. As a result, the seal seal cutter 62 is rotatably attached to the shaft 61c of the seal seal cover 61.
The cutter body 62a has a horizontally long plate shape that is thin in the vertical direction, and a sawtooth blade portion 62c is formed at the front end portion. Engagement claws 62d and 62e projecting forward are formed at the right end and the left end of the cutter body 62a, respectively.

With reference to FIG. 7, the upper end of the shaft 61c of the sealing seal cover 61 is inserted into the first shaft insertion hole 216a of the rear case 200, and the lower end of the shaft 61c of the sealing seal cover 61 is the first of the front case 300. It is inserted through the biaxial insertion hole 309a.
With reference to FIGS. 7 and 15, the seal seal cutter 62 is housed in a space between the front overhang 215 of the rear case 200 and the upward overhang 344 of the front case 300. The seal seal 431 is attached so as to straddle the first seal sticker affixed surface 215a on the front surface of the front overhanging portion 215 and the second seal seal affixed surface 344a on the front surface of the upper overhanging portion 344. .. Therefore, the seal seal cutter 62 is arranged behind the seal seal 431.

With the seal seal cutter 62 arranged behind the seal seal 431, the engagement claw 62d and the engagement claw 62e of the seal seal cutter 62 are the engaged portion 61f and the engaged portion of the seal seal cover 61. Engages in 61g. Further, the engaging claw 61h of the sealing seal cover 61 is engaged with the engaging hole 345c (see FIG. 11A) of the front case 300.
When the seal seal cover 61 is forcibly opened with respect to the substrate case 41 around the center line of the shaft 61c in order to illegally remove the seal seal 431, the seal seal cutter engaged with the seal seal cover 61 is engaged. 62 rotates about the center line of the shaft 61c and cuts the seal seal 431 in a jagged manner. Therefore, it is difficult to remove the seal seal 431 without breaking it. This makes it easier to detect fraudulent activity against the main control board 20.

Further, in order to illegally release the engagement between the sealing seal cover 61 and the substrate case 41, the engaging claw 61h of the sealing seal cover 61 or the engaging hole 345c of the front case 300 must be destroyed. Further, in order to illegally release the engagement between the seal seal cover 61 and the seal seal cutter 62, the engaged portions 61g, 61f of the seal seal cover 61 or the engagement claws 62d, 62e of the seal seal cutter 62 are destroyed. Must. Therefore, when the seal seal cover 61 is removed from the board case 41 or the seal seal cutter 62, the trace remains, so that it becomes easy to detect fraudulent acts on the main control board 20.

When the inspector of the inspection organization wants to cut the seal seal 431, the inspector first cuts the fragile portion 61ba of each shaft mounting portion 61b with a tool to divide each shaft mounting portion 61b. Next, by shifting the sealing seal cover 61 to the right side, the engagement between the engaging claw 61h and the engaging hole 345c of the front case 300 is released. Finally, the seal seal cover 61 is opened. As a result, the seal seal cutter 62 engaged with the seal seal cover 61 rotates about the center line of the shaft 61c, and the seal seal 431 is cut.

[3.4] Hinge Seal Cover FIG. 18A is an enlarged perspective view of the hinge seal cover 44 as viewed diagonally from the front. FIG. 18B is an enlarged perspective view of the hinge sealing cover 44 as viewed diagonally from the rear.
With reference to FIGS. 4, 18A and 18B, the hinge sealing cover 44 includes an upper cover 501 having a vertically long rectangular shape in front view, an intermediate cover 502 formed under the upper cover 501, and an intermediate cover 502. It is provided with a lower cover 503 formed on the lower side. The upper cover 501, the intermediate cover 502, and the lower cover 503 are made of a transparent synthetic resin material and are integrally formed.

The upper cover 501 has a box shape with an open rear, and a recess recessed in the rear is formed in the upper right corner of the front surface thereof. Inside the upper cover 501, a pair of left and right guided walls 511, 512 that extend in the vertical direction and are thin in the horizontal direction are formed. The left wall of the upper cover 501 is formed with an opening 501a that exposes a region other than the upper part of the guided wall 511 on the left side.

The guided wall 511 on the left side is formed with an insertion hole 501p that communicates with the first insertion hole 305i (see FIG. 11B) of the complex holding portion 305. Further, the guided wall 511 on the left side is formed with a first notch 501b and a third notch 501d for exposing the first opening 305b and the third opening 305d of the complex holding portion 305 to the outside, respectively. The third notch 501d has a fifth notch 501q at its lower end that communicates with the second insertion hole 305j (see FIG. 11B) of the complex holding portion 305.

The guided wall 512 on the right side communicates with the second opening 305c and the fourth opening 305e of the complex holding portion 305, and has a second notch 501c and a fourth notch narrower than the second opening 305c and the fourth opening 305e. 501e is formed. The second notch 501c constitutes a first engaged portion that engages with the main engaging claw 411d of the first engaging member 411. The fourth notch 501e constitutes a second engaged portion that engages with the engaging claw 412c of the second engaging member 412.

On the front wall of the upper cover 501, the first window 501f and the second window 501g are formed at positions facing the first thin-walled portion 305f and the second thin-walled portion 305g of the complex holding portion 305, respectively. Further, on the front wall of the upper cover 501, a transfer member 501h formed so as to straddle the first window 501f in the left-right direction and a transfer member 501i formed so as to straddle the second window 501g in the left-right direction are formed. ing.

An upward protruding edge 501j projecting upward is formed at the rear end of the upper side wall of the upper cover 501. A left protruding edge 501k protruding to the left is formed on the upper part of the trailing edge of the left side wall of the upper cover 501. A right protruding edge 501 m protruding to the right is formed on the trailing edge of the right side wall of the upper cover 501. A downward protruding edge 501n is formed on the right side of the lower side wall of the upper cover 501 so as to project downward.

When the hinge sealing cover 44 is assembled to the front case 300, the left side portion of the upper protruding edge 501j is releasably locked to the temporary fixing hook 303c of the front case 300. When the hinge sealing cover 44 is assembled to the front case 300, the lower end portion 531 of the left protruding edge 501k is in a state of being pressed against the second front wall portion 303 side by the cover retainer 311 of the front case 300.

A cut portion 501 ma is formed in the middle portion of the height of the right protruding edge 501 m. The excised portion 501 ma is a portion where the right protruding edge 501 m is excised. When the hinge sealing cover 44 is assembled to the front case 300, the portion 532 directly above the cut portion 501 ma at the right protruding edge 501 m is pressed against the second front wall portion 303 side by the cover retainer 312 of the front case 300. It becomes. When the hinge sealing cover 44 is assembled to the front case 300, the downward protruding edge 501n is in a state of being pressed against the second front wall portion 303 side by the cover retainer 313 of the front case 300.

A locking projection 533 projecting downward is formed at the center of the width of the rear portion of the lower surface of the upper side wall of the upper cover 501. When the hinge sealing cover 44 is assembled to the front case 300, the locking projection 533 is leasably locked to the locking hole 305k of the front case 300.
The left protruding edge 501k of the upper cover 501, the guided wall 511 on the left side, the guided wall 512 on the right side, and the right protruding edge 501 m are used in the front case 300 when the hinge sealing cover 44 is slid and assembled to the front case 300. As a guided edge or a guided wall guided by the front protruding wall 303a, the left side wall (third guided wall) 305a of the complex holding portion 305, the right side wall of the composite holding portion 305, and the front protruding wall 303b, respectively. do.

The intermediate cover 502 has a width substantially equal to the length from the left side surface of the upper cover 501 to the guided wall 512 on the right side. The intermediate cover 502 has a box shape with an open rear portion, and the front portion thereof protrudes forward from the front surface of the upper cover 501. A recess 502a recessed rearward is formed on the front side wall of the intermediate cover 502. A screw insertion hole 502b is formed in the bottom wall of the recess 502a. As shown in FIG. 4, a cover fixing screw 521 is inserted into the screw insertion hole 502b from the front side. The cover fixing screw 521 is screwed into the screw hole 305h (see FIG. 11A) of the front case 300.

A left protruding edge 502c projecting to the left is formed at the rear end of the left side wall of the intermediate cover 502. A right protruding edge 502d projecting to the right is formed at the rear end of the right side wall of the intermediate cover 502. A pair of left and right locking projections 534 projecting downward are formed on the rear portion of the lower surface of the lower side wall of the intermediate portion cover 502. When the hinge sealing cover 44 is assembled to the front case 300, the pair of left and right locking projections 534 are unlockably locked to the pair of left and right locking holes 314 of the front case 300, respectively.

The left protruding edge 502c, left side wall, right side wall and right protruding edge 502d of the intermediate cover 502 are combined with the front protruding wall 303a in the front case 300 when the hinge sealing cover 44 is slid and assembled to the front case 300. It functions as a guided edge or a guided wall guided by the left side wall (third guided wall) 305a of the body holding portion 305, the right side wall of the composite holding portion 305, and the forward protruding wall 303b, respectively.

The lower cover 503 projects downward from the front portion of the lower surface of the lower side wall of the intermediate cover 502. The upper portion of the inner surface of the lower cover 503 has a bearing forming portion (second bearing forming portion) 503a whose inner surface is formed on a curved surface that is convex forward in a side view. A groove 503b into which the annular projection 123a (see FIG. 5) of the support shaft portion 123 is fitted is formed in the central portion of the curved inner surface of the bearing forming portion 503a in the left-right direction.

The lower cover 503 covers the left side of the bearing forming portion 331 of the front case 300 and the front opening support shaft insertion recess 331a from the front side. As a result, a bearing recess 45 (see FIG. 4) into which the support shaft portion 123 of the case holder 100 is rotatably fitted is formed between the bearing forming portion 331 of the front case 300 and the bearing forming portion 503a of the lower cover 503. It is formed. More specifically, the bearing recess 45 is composed of a space surrounded by an inner surface (side surface and bottom surface) of the bearing shaft insertion recess 331a and a curved inner surface of the bearing forming portion 503a. In this embodiment, the bearing forming portion 331 of the front case 300 and the lower cover 503 constitute the "second bearing portion" of the present invention.

By fitting the annular projection 123a (see FIG. 5) of the support shaft portion 123 into the groove 503b of the bearing forming portion 503a of the lower cover 503, the support shaft portion 123 is prevented from coming off from the bearing recess 45.
A locking projection 535 protruding downward is formed at the lower end of the bearing forming portion 503a. When the hinge sealing cover 44 is assembled to the front case 300, the locking projection 535 is releaseably locked to the locking hole 315 of the front case 300.

Further, a pair of left and right locking projections 536 are formed at the lower end of the lower cover 503. When the hinge sealing cover 44 is assembled to the front case 300, the pair of left and right locking projections 536 are leasably locked to the pair of left and right locking grooves 316 of the front case 300, respectively.
The lower cover 503 has a curved plate-shaped stopper 503c protruding to the left side on the left side surface thereof. The stopper 503c is for holding the main control board unit 16 at an inspection position where the main control board unit 16 is in a substantially horizontal posture. Specifically, when the main control board unit 16 is in a substantially horizontal posture, the inner surface of the lower tip portion of the stopper 503c comes into contact with the lower surface of the arm portion 122 (see FIG. 5) of the first hinge 120. As a result, the main control board unit 16 is held at the inspection position.

19A, 19B, 19C and 19D are partial cross-sectional views of a main control board unit for explaining how to attach the engaging member composite 410.
FIG. 19A is a partial cross-sectional view showing a state in which the engaging member composite 410 is not held by the main control board unit 16. FIG. 19B is a partial cross-sectional view showing a state in which the engaging member complex 410 is held by the main control board unit 16 by the sub-engaging claws 411c of the first engaging member 411. However, in FIG. 19B, the hinge sealing cover 44 is omitted.

FIG. 19C is a cross-sectional view showing a state in which the substrate case 41 and the hinge sealing cover 44 are engaged with each other by the first engaging member 411. FIG. 19D is a cross-sectional view showing a state in which the substrate case 41 and the hinge sealing cover 44 are engaged with each other by the second engaging member 412.
First, as shown in FIG. 19B, the complex holding unit 305 is in a state of being held by the main control board unit 16. That is, the first engaging member 411 is inserted into the complex holding portion 305 from the first notch 501b (see FIG. 19A) of the hinge sealing cover 44 and the first opening 305b of the front case 300. Further, the second engaging member 412 is inserted into the complex holding portion 305 from the third notch 501d (see FIG. 19A) of the hinge sealing cover 44 and the third opening 305d of the front case 300. As a result, the sub-engagement claw 411c of the first engagement member 411 is in a state of inserting the first opening 305b so as not to come off from the first opening 305b.

As a result, the first engaging member 411 and the second engaging member 412 can be held by the substrate case 41. As a result, when the gaming machine maker replaces the main control board unit 16 and ships it to the store, the main control board unit is held in a state where the first engaging member 411 and the second engaging member 412 are held in the board case 41. You will be able to ship 16.

After that, as shown in FIG. 19C, the first engaging member 411 is further pushed so that the main engaging claw 411d of the first engaging member 411 engages with the second notch 501c of the hinge sealing cover 44. As a result, the board case 41 and the hinge sealing cover 44 are in an engaged state. In this state, the first pressing surface 413e of the engaging member composite 410 is flush with the left side surface of the hinge sealing cover 44. Further, in this state, the tip portion of the first right protruding portion 413b of the engaging member composite 410 is arranged in the insertion hole 501p of the hinge sealing cover 44, and the tip portion of the second right protruding portion 413c is arranged. It is arranged in the third notch 501d (more specifically, in the fifth notch 501q) of the hinge sealing cover 44.

In this state, the engaging claw 412c of the second engaging member 412 is not engaged with the fourth notch 501e of the hinge sealing cover 44. The main control board unit 16 is attached to the case holder 100 in a state where the main engaging claw 411d of the first engaging member 411 is engaged with the second notch 501c of the hinge sealing cover 44.
In this state, since the hinge sealing cover 44 cannot slide in the vertical direction with respect to the front case 300, the hinge sealing cover 44 cannot be removed from the front case 300 without leaving a trace. Further, in this state, since the front protruding wall 205a of the rear case 200 exists below the base end portion 411a of the first engaging member 411, the front case 300 cannot be slid downward with respect to the rear case 200. .. As a result, the front case 300 cannot be removed from the rear case 200 without leaving a trace. That is, in this embodiment, the engagement by the first engaging member 411 (engagement by B caulking) not only has the function of engaging the substrate case 41 and the hinge sealing cover 44, but also the rear case 200 and the front case 300. Has the function of engaging with.

In this state, even if the second engaging member 412 is pushed in to the right, the tip of the first engaging member 411 can be used by the first receiving portion 321. Therefore, the second engaging member 412 cannot be pushed in. Can not. Therefore, in this state, the engaging claw 412c of the second engaging member 412 cannot be engaged with the fourth notch 501e of the hinge sealing cover 44. The second engaging member 412 can be pushed in after the first engaging member 411 is cut.

When the substrate case 41 is reattached to the case holder 100 after the first engaging member 411 is destroyed (cut) by the inspection agency and the inspection by the inspection agency is completed, the second engaging member 412 is a hinge sealing cover. Engage in 44. In this case, as shown in FIG. 19D, by pushing the second engaging member 412, the engaging claw 412c of the second engaging member 412 engages with the fourth notch 501e of the hinge sealing cover 44. As a result, the board case 41 and the hinge sealing cover 44 are in an engaged state.

In this state, the second pressing surface 413f of the engaging member composite 410 is flush with the left side surface of the hinge sealing cover 44. Further, in this state, the first right protruding portion 413b of the engaging member composite 410 is inserted into the first insertion hole 305i of the front case 300 through the insertion hole 501p of the hinge sealing cover 44. Further, the second right protruding portion 413c is inserted into the second insertion hole 305j of the front case 300 through the fifth notch 501q of the hinge sealing cover 44.

In this state, since the hinge sealing cover 44 cannot slide in the vertical direction with respect to the front case 300, the hinge sealing cover 44 cannot be removed from the front case 300 without leaving a trace. Further, in this state, since the front protruding wall 205c of the rear case 200 exists below the base end portion 412a of the second engaging member 412, the front case 300 cannot be slid downward with respect to the rear case 200. .. As a result, the front case 300 cannot be removed from the rear case 200 without leaving a trace.

That is, in this embodiment, the engagement by the second engaging member 412 (engagement by C caulking) not only has the function of engaging the substrate case 41 and the hinge sealing cover 44, but also the rear case 200 and the front case 300. Has the function of engaging with. Therefore, even when the main body is re-caulked by the second engaging member 412 while the A caulking (third and fourth engaging members 421 and 422) is released, the second engaging member 412 , It is possible to re-crimp the main body and crimp the case.

[4] Assembling Method of the Board Case A method of assembling the board case 41 will be described with reference to FIG. 7.
(1) First, the main control board 20 and the setting board 30 are screwed to the front case 300 using the main board fixing screw 391 and the setting board fixing screw 392. Then, the guard holder 52 to which the screw guard 51 is fitted is screwed to the front case 300 using the guard fixing screw 393. As a result, the screw head of the main board fixing screw 391 of the four main board fixing screws 391 fixing the main control board 20 to the front case 300 is covered from the rear by the screw guard 51.

(2) Next, the setting switch cover 42 is attached to the front surface of the front case 300.
(3) Next, the fifth engaging member 423 for F caulking is stored in the fifth engaging member storage portion 213 of the rear case 200.
(4) Next, the bearing portion 62b of the seal seal cutter 62 is attached to the shaft 61c (see FIG. 16A) of the seal seal cover 61.
(5) Next, the upper end portion of the shaft 61c of the sealing seal cover 61 is inserted into the first shaft insertion hole 216a of the rear case 200. Then, the seal seal cutter 62 is stored under the front overhanging portion 215 of the rear case 200.

(6) Next, the substrate case 41 is assembled by sliding the front case 300 upward with respect to the rear case 200.
As a result, the lower end of the shaft 61c of the sealing seal cover 61 is inserted into the second shaft insertion hole 309a of the front case 300. Further, the third engaged portion forming body 341, the fourth engaged portion forming body 342, and the fifth engaged portion forming body 343 (see FIG. 11A) of the front case 300 are each in the third engagement of the rear case 200. It fits into the fitting member holding portion 211, the fourth engaging member holding portion 212, and the fifth engaging member holding portion 214 (see FIG. 10A). Further, the plurality of locking projections 208 of the rear case 200 are engaged with the plurality of locking holes 335 of the front case 300, and the locking projections 336 of the front case 300 are engaged with the locking holes 209 of the rear case 200.

(7) The rear case 200 and the front case 300 are fastened using the case fastening screw 394. In this state, the seal seal cutter 62 is housed under the front overhanging portion 215 of the rear case 200, but the seal seal cover 61 is in an open state. Next, the seal sticker 431 is attached so as to straddle the first seal sticker attachment surface 215a of the rear case 200 and the second seal seal attachment surface 344a of the front case 300. After that, the engaged portions 61g and 61f of the sealing seal cover 61 are engaged with the engaging claws 62d and 62e of the sealing seal cutter 62, and at the same time, the engaging claws 61h of the sealing seal cover 61 are attached to the front case 300. Engage in the engagement hole 345c.

(8) Next, the third engaging member 421 for A caulking is formed from the opening 211a of the third engaging member holding portion 211 and the opening 341b of the third engaged portion forming body 341 to form the third engaged portion. It is inserted into the body 341 and engaged with the engagement hole 341c of the front case 300 (see FIG. 12A).
Similarly, the fourth engaging member 422 for A caulking is inserted into the fourth engaged portion forming body 342 from the opening 212a of the fourth engaging member holding portion 212 and the opening 342b of the fourth engaged portion forming body 342. And engage with the engagement hole 342c (see FIG. 13A).

(9) Next, a caulking use record sticker (not shown) is attached to the front case 300.
(10) Next, the first case fixative 161 and the second case fixative 162 are held in the case release position. After that, the support shaft portion 332 on the right side of the board case 41 is inserted into the bearing portion 133 of the second hinge 130, and the support shaft portion 123 of the first hinge 120 is inserted into the support shaft insertion recess 331a on the left side of the board case 41. Fit in. At this time, the annular projection 123a of the support shaft portion 123 is rotatably arranged in the groove 331b formed on the bottom surface of the support shaft insertion recess 331a. Then, the board case 41 is rotated until the main control board unit 16 is in a substantially vertical posture. After that, the first case fixative 161 and the second case fixative 162 are rotated and held in the case fixing position. As a result, the substrate case 41 is held in a fixed position.

(11) Next, the hinge sealing cover 44 is assembled to the front case 300, and the hinge sealing cover 44 is screwed to the front case 300 with the cover fixing screw 521 (see FIG. 4). As a result, the annular projection 123a of the support shaft portion 123 is rotatably arranged in the groove 503b formed in the bearing forming portion 503a of the hinge sealing cover 44. Finally, as described with reference to FIG. 19C, the main engaging claw 411d of the first engaging member 411 for B caulking is engaged with the second notch 501c of the hinge sealing cover 44. As a result, the main control board unit 16 is held at the fixed position shown in FIG.

In the present embodiment, the main control board unit 16 can be held at the inspection position shown in FIG. 21 by rotating the main control board unit 16. Specifically, in a state where the main control board unit 16 is held at the fixed position shown in FIG. 20, first, the first case fixative 161 and the second case fixative 162 are rotated and held at the case release position. .. Then, by rotating the main control board unit 16 downward, the main control board unit 16 can be held at the inspection position. This makes it possible to easily inspect the back surface of the main control board 20. Therefore, when the trace of fraudulent activity appears on the back surface side of the main control board 20, the trace can be easily visually recognized. This makes it easier to detect fraudulent activity on the main control board.

Further, in the present embodiment, the bearing forming portion 331 formed on the substrate case 41 (front case 300) and the bearing forming portion 503a formed on the hinge sealing cover 44 attached to the substrate case 41 (front case 300) are used. A bearing portion that rotatably supports the support shaft portion 123 of the case holder 100 is formed. Then, the hinge sealing cover 44 and the substrate case 41 are engaged with each other by the first engaging member 411 for B caulking or the second engaging member 412 for C caulking. Therefore, when the B caulking (main body caulking) or the C caulking (main body re-caulking) is released, traces remain on the hinge sealing cover 44, the board case 41, and the first engaging member 411 (or the second engaging member 412). It will be like. Thereby, the security property can be improved.

Further, in the present embodiment, the front wall of the third engaged portion forming body 341 of the front case 300 exists on the front side of the third engaging member 421 for A caulking (FIGS. 10A and 11A). , See FIG. 12A). On the other hand, on the front side of the fourth engaging member 422 for A caulking, there is a front wall of the fourth engaging member holding portion 212 of the rear case 200 (see FIGS. 10A, 11A, and 14A).
When disengaging the third engaging member 421, the thin portion 341d of the front wall of the third engaged portion forming body 341 of the front case 300 is cut off, and then the third engaging member 421 is cut. The portion 421c is cut with a tool. When the engagement by the fourth engaging member 422 is released, the thin portion 212b of the front wall of the fourth engaging member holding portion 212 of the rear case 200 is cut off, and then the cut portion of the fourth engaging member 422 is cut. 422c is cut with a tool.

Therefore, in order to destroy the third engaging member 421, it is necessary to destroy the front wall of the third engaged portion forming body 341 of the front case 300, and in order to destroy the fourth engaging member 422, , It is necessary to destroy the front wall of the fourth engaging member holding portion 212 of the rear case 200.
Therefore, it is difficult to destroy only one of the front case 300 and the rear case 200 to destroy the third engaging member 421 and the fourth engaging member 422. This makes it possible to prevent the front case 300 or the rear case 200 from being misused after the third engaging member 421 and the fourth engaging member 422 are destroyed.

Further, in the present embodiment, the first engaging member 411 for B caulking and the second engaging member 412 for C caulking are integrally connected by the connecting member 413. That is, the engaging member composite 410 is composed of the first engaging member 411, the second engaging member 412, and the connecting member 413. When the hinge sealing cover 44 and the board case 41 are engaged with each other by the first engaging member 411, it is impossible for the second engaging member 412 to engage the hinge sealing cover 44 with the board case 41. Become. On the other hand, after the first engaging member 411 is cut, the hinge sealing cover 44 can be engaged with the substrate case 41 by the second engaging member 412.

As a result, C caulking is performed by utilizing the engaging member composite 410 after the first engaging member 411 is cut. This makes it easier to determine whether or not the main unit has been re-crimped without fraud.
Further, when the hinge sealing cover 44 and the substrate case 41 are disengaged by the first engaging member 411, the main engaging member of the first engaging member 411 for B caulking in the engaging member composite 410 is engaged. The joint claw 411d is missing. Therefore, it is difficult to illegally reuse the engaging member composite 410 after disengagement.

Further, even if the engaging member composite 410 from which the main engaging claw 411d has been cut off is inverted in the vertical direction and the second engaging member 412 is inserted into the first opening 305b of the composite holding portion 305, the inverted member complex 410 is inverted. Since the rear portion of the connecting member 413 interferes with the front protruding wall 303a of the front case, the second engaging member 412 cannot be inserted into the first opening 305b. That is, the second engaging member 412 for C caulking in the engaging member composite 410 from which the main engaging claw 411d has been removed cannot be used as the first engaging member 411 for B caulking. As a result, it is difficult to illegally reuse the engaging member composite 410 after the first engaging member 411 is disengaged.

FIG. 22 is an exploded perspective view for explaining a modified example of the screw guard and the guard holder, and is an exploded perspective view corresponding to FIG. 7. FIG. 23 is an enlarged exploded perspective view for explaining the mounting structure of the screw guard, and is an enlarged exploded perspective view corresponding to FIG. 8.
In FIG. 22, the portions corresponding to the respective parts of FIG. 7 are designated by the same reference numerals as those in FIG. In FIG. 23, the portions corresponding to the respective parts of FIG. 8 are designated by the same reference numerals as those in FIG.

A screw guard 651 for hiding the screw head of the main board fixing screw 391 existing on the back surface of the upper right corner of the main control board 20 is attached to the front case 300. The screw guard 651 is made of a rectangular metal plate. A cut portion 651a is formed in the middle height of the left side portion of the screw guard 651. The screw guard 651 is fitted into the guard holder 652 from the front side. The guard holder 652 is composed of a flat plate portion having a rectangular shape in front view and a front protruding edge formed on the peripheral edge of the flat plate portion, and is made of a transparent synthetic resin.

A cylindrical screw hole forming portion 652a projecting forward is formed in the height intermediate portion of the left side portion of the flat plate portion of the guard holder 652. The rear end portion of the screw hole forming portion 652a passes through the cut portion 651a of the screw guard 651, and the tip portion of the screw hole forming portion 652a protrudes forward from the screw guard 651. A screw hole 652b having an open front end is formed in the screw hole forming portion 652a.

A screw insertion hole 342d is formed in the lower left corner of the front wall of the fourth engaged portion forming body 342 of the front case 300. The guard holder 652 is screwed to the front case 300 with the lower left corner portion of the screw guard 651 covering the screw head of the main board fixing screw 391 existing on the back surface of the upper right corner portion of the main control board 20. Specifically, the guard fixing screw 395 inserted from the front side into the screw insertion hole 342d of the front case 300 is screwed into the screw hole 652b of the guard holder 652, whereby the guard holder 652 is fixed to the front case 300. ing. When the main control board unit 16 is assembled, the back surface side of the fourth engaging member 422 is covered with the screw guard 651.

The screw guard 651 in this modification also has the same effect as the screw guard 51 described above. That is, even if the rear case 200 is cut so as to surround the contour of the main control board 20, the screw head of the main board fixing screw 391 existing on the back surface of the upper right corner of the main control board 20 is covered with the screw guard 651. Therefore, the main board fixing screw 391 cannot be removed. As a result, it is possible to prevent the main control board 20 from being fraudulent.
Although the screw guard 51 shown in FIG. 8 and the screw guard 651 shown in FIG. 23 are made of metal, they may be made of glass.
The present invention is not limited to the above-described embodiment, and various modifications can be made within the scope of the claims.

1 time body type game machine 2 chassis 16 main control board unit 18 sub control board 30 setting board 31 setting change button 41 board case 43 seal seal unit 44 hinge seal cover 51,651 screw guard 52,652 guard holder 61 seal seal cover 62 Seal Seal Cutter 100 Case Holder 120 1st Hinge 123 Support Shaft (1st Support Shaft)
130 2nd hinge 133 Bearing part (1st bearing part)
161 1st case fixative 162 2nd case fixative 200 Rear case 211 3rd engaging member holding part 212 4th engaging member holding part 300 Front case 331 Bearing forming part 332 Support shaft part (2nd support shaft part)
341 3rd engaged part forming body 342 4th engaged part forming body 410 engaging member composite 411 1st engaging member 412 2nd engaging member 421 3rd engaging member 422 4th engaging member,
503a Bearing forming part

Claims (8)

A control board unit including a control board having a mounting surface and a back surface on the opposite side thereof, and a transparent board case containing the control board.
It is fixed to the inner surface of the rear wall of the gaming machine main body, and includes a unit support member for supporting the control board unit.
The control board unit has a flat rectangular cuboid shape.
The unit support member rotatably supports the control board unit on the lower end side of the control board unit about a rotation center axis extending in the left-right direction, and the control board unit is in a substantially vertical posture. The control board unit can be held and supported at the first position where the mounting surface of the control board faces forward and the second position where the control board unit is in a substantially horizontal posture and the back surface of the control board faces upward. It is structured so that
The unit support member has a first support shaft portion and a first bearing portion for rotatably supporting the control board unit.
The control board unit has a second bearing portion that supports the first support shaft portion and a second support shaft portion that is supported by the first bearing portion.
The second bearing portion is formed between the first bearing forming portion formed on the substrate case and the hinge sealing cover attached to the substrate case and the first bearing forming portion. Includes a second bearing forming portion that forms a bearing recess into which the bearing is rotatably fitted.
The gaming machine further includes an engaging means for engaging the hinge sealing cover with the substrate case.
The engaging means is composed of an engaging member composite having a first engaging member for B caulking, a second engaging member for C caulking, and a connecting member connecting them.
In a state in which the hinge sealing cover and the substrate case are engaged with each other by the first engaging member, the engaging member composite comprises the hinge sealing cover and the substrate case formed by the second engaging member. A gaming machine configured so that engagement becomes impossible and after the first engaging member is cut, the hinge sealing cover and the substrate case can be engaged by the second engaging member. .. The gaming machine according to claim 1, wherein the board case includes a rear case and a front case fixed to the rear case and to which the control board is fixed . A control board unit including a control board having a mounting surface and a back surface on the opposite side thereof, and a transparent board case containing the control board.
It is fixed to the inner surface of the rear wall of the gaming machine main body, and includes a unit support member for supporting the control board unit.
The control board unit has a flat rectangular cuboid shape.
The unit support member rotatably supports the control board unit on the lower end side of the control board unit about a rotation center axis extending in the left-right direction, and the control board unit is in a substantially vertical posture. The control board unit can be held and supported at the first position where the mounting surface of the control board faces forward and the second position where the control board unit is in a substantially horizontal posture and the back surface of the control board faces upward. It is structured so that
The substrate case includes a rear case and a front case fixed to the rear case and to which the control board is fixed.
The control board is screwed to the front case by a plurality of board fixing screws inserted into the front case from the rear side of the control board and screwed into the front case.
A gaming machine in which a metal or glass screw guard that covers at least one of the plurality of substrate fixing screws from the rear is attached to the front case . A control board unit including a control board having a mounting surface and a back surface on the opposite side thereof, and a transparent board case containing the control board.
It is fixed to the inner surface of the rear wall of the gaming machine main body, and includes a unit support member for supporting the control board unit.
The control board unit has a flat rectangular cuboid shape.
The unit support member rotatably supports the control board unit on the lower end side of the control board unit about a rotation center axis extending in the left-right direction, and the control board unit is in a substantially vertical posture. The control board unit can be held and supported at the first position where the mounting surface of the control board faces forward and the second position where the control board unit is in a substantially horizontal posture and the back surface of the control board faces upward. It is structured so that
The substrate case includes a rear case and a front case fixed to the rear case and to which the control board is fixed.
The rear case has a box-shaped third engaging member holding portion having an open front surface and a lower surface, and a box-shaped fourth engaging member holding portion having an open front surface and a lower surface.
The front case has a third engaged portion forming body having a third engaged portion that is fitted into the third engaging member holding portion and engages with the third engaging member, and the fourth engaging member. It has a fourth engaged portion forming body that is fitted into the holding portion and has a fourth engaged portion that engages with the fourth engaging member.
The third engaged member is engaged with the third engaged portion, and the fourth engaged member is engaged with the fourth engaged portion.
The front wall of the third engaged portion forming body exists on the front side of the third engaging member, and the front wall of the fourth engaging member holding portion is present on the front side of the fourth engaging member. A game machine that exists . Further includes a sealing seal unit attached to the board case.
The seal seal unit is
A sealing seal cover arranged on the front side of the sealing seal attached across the rear case and the front case, and one end of which is pivotally attached to the substrate case.
One end thereof is pivotally attached to one end of the seal seal cover and is provided with a seal seal cutter arranged behind the seal seal .
The gaming machine according to any one of claims 2 to 4, wherein the other end of the seal seal cover is irremovably engaged with the other end of the seal seal cutter . The rear case has a box-shaped third engaging member holding portion having an open front surface and a lower surface, and a box-shaped fourth engaging member holding portion having an open front surface and a lower surface.
The front case has a third engaged portion forming body having a third engaged portion that is fitted into the third engaging member holding portion and engages with the third engaging member, and the fourth engaging member. It has a fourth engaged portion forming body that is fitted into the holding portion and has a fourth engaged portion that engages with the fourth engaging member.
The third engaged member is engaged with the third engaged portion, and the fourth engaged member is engaged with the fourth engaged portion.
The front wall of the third engaged portion forming body exists on the front side of the third engaging member, and the front wall of the fourth engaging member holding portion is present on the front side of the fourth engaging member. The gaming machine according to claim 3, which exists . Further includes a sealing seal unit attached to the board case.
The seal seal unit is
A sealing seal cover arranged on the front side of the sealing seal attached across the rear case and the front case, and one end of which is pivotally attached to the substrate case.
One end thereof is pivotally attached to one end of the seal seal cover and is provided with a seal seal cutter arranged behind the seal seal.
The gaming machine according to claim 6, wherein the other end of the seal seal cover is irremovably engaged with the other end of the seal seal cutter . The gaming machine according to any one of claims 1 to 7 , wherein the control board unit includes a setting board housed in the board case and on which a setting change button for changing the setting of the gaming machine is mounted. ..

Images