JP2001079237A - Pachinko game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce product cost and working cost by eliminating the need for tightening brackets for fixing a mechanism plate in close contact with the reverse of a game board. SOLUTION: This game machine has a game stand mounting frame 2 provided on the reverse of a front frame 1 and a mechanism plate detachably and closeably mounted on the game plate mounting frame 2 via hinge mechanisms 5, 5. A plurality of hook members 24 are arranged on the game board mounting frame 2, engagement holes 25 engageable/disengageable with/ from the hook members 24 are formed on the mechanism plate, and an engagement portion 30 is disposed on one of the game board mounting frame 2 and the mechanism plate and an elastic engagement piece 31 is disposed on the other, whereby the hook members 24 are engaged with the engagement holes 25 to make the mechanism plate in close contact with the reverse of the game board 3 and the engagement portion 30 engaged with the elastic engagement piece 31, thus keeping the hook members 24 and the engagement holes 25 in engaged conditions.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pachinko game machine, and more particularly, to a pachinko game machine which facilitates and simplifies the attachment of a synthetic resin mechanism plate mounted on the back of a game board.

[0002]

2. Description of the Related Art In a conventional pachinko game machine, a game board mounting frame is provided on the back side of a front frame as is well known, and the game board is detachably mounted on the game board mounting frame. On the back of the game board, a mechanical plate made of synthetic resin on which back parts such as a ball tank and a prize ball payout device are disposed is mounted.
The mechanism plate is detachably mounted on one side of the game board mounting frame via a hinge member including a hinge member provided with a shaft hole and a hinge member provided with a shaft pin. A fixing member fixed to the frame and a fastening member provided on the mechanism plate are closely fixed to the back surface of the game board.

[0003]

In the conventional pachinko gaming machine having such a structure, the mechanism plate is fixed to the back surface of the game board by the fixing member and the fastening metal, so that the fixing member is fixed. However, there is a problem that the number of parts increases due to the necessity of a fastener and a fastener, resulting in a high product cost and a high operating cost.

Further, since the mechanism plate is merely mounted to be freely opened and closed by inserting a shaft hole of one movable metal fitting into a shaft pin of the other fixed metal fitting from above, for example, a pachinko game machine is manufactured. If the pachinko gaming machine is laid down or turned upside down when it is shipped from the market or installed in a hall, a situation may occur in which the mechanical plate comes off and the back parts are damaged.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and has as its object to eliminate the need for a fastener for tightly fixing a mechanism plate to the back surface of a game board, thereby reducing product cost and operating costs. It is an object of the present invention to provide a pachinko machine capable of reducing the cost and preventing the mechanical plate from coming off when the pachinko machine is transported or installed in a hall.

[0006]

In order to achieve the above-mentioned object, according to the first aspect of the present invention, a game board mounting frame is provided on a back side of a front frame, and the game board mounting frame is connected to the game board mounting frame via a hinge mechanism. In a pachinko gaming machine having a mechanism plate attached and detached and opened and closed freely, a plurality of hook members are provided on the game board mounting frame, and an engagement hole capable of being disengaged from the hook member is provided on the mechanism plate, Along with providing an engaging portion on one of the game board mounting frame and the mechanism plate, and providing an elastic engaging piece on the other,
The hook member is engaged with the engaging hole to bring the mechanism plate into close contact with the back surface of the game board, and the engaging portion is engaged with the elastic engaging piece to engage the hook member with the engaging hole. It is characterized by maintaining the state.

According to a second aspect of the present invention, a game board mounting frame is provided on the back side of the front frame, and a mechanism plate is attached to the game board mounting frame via a hinge mechanism so as to be detachable and openable. In a pachinko gaming machine, a plurality of hook members are provided on the game board mounting frame, an engaging hole is provided on the mechanism plate to be disengageable from the hook member, and a back face provided on the game board mounting frame and the mechanism board. An engaging portion is provided on one of the parts, an elastic engaging piece is provided on the other, the hook member and the engaging hole are engaged with each other to bring the mechanism plate into close contact with the back surface of the game board, and the engaging portion is provided. The engagement state between the hook member and the engagement hole is maintained by engaging the elastic member with the elastic engagement piece.

According to the first aspect of the present invention, the mechanism plate is played by a simple operation of closing the mechanism plate and engaging the hook member provided on the game board mounting frame with the engagement hole of the mechanism plate. In addition to being able to be closely adhered to the back surface of the panel, it is possible to reduce the product cost and the operating cost by eliminating the need for fixing brackets and fastening brackets.

The invention according to claim 2 is economical because it only requires replacing the back part when the engaging portion or the elastic engaging piece is broken.

[0010]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a rear view of a pachinko gaming machine according to one embodiment of the present invention, and FIG. 2 is a rear perspective view of the pachinko game machine with a mechanism plate opened. In this embodiment, the front frame and the game board mounting frame are illustrated as being formed separately from each other, but the front frame and the game board mounting frame are made of a mixture of different materials such as waste paper and wood flour. It may be formed integrally with the synthetic resin described above. In the figure, 1 is a front frame of a pachinko gaming machine, 2 is a game board mounting frame fixed to the back side of the front frame 1, 3 is a game board detachably mounted on the game board mounting frame 2, 4 is a game board 3 is a mechanism plate made of a synthetic resin, which is detachably attached and opened and closed via a hinge mechanism including upper and lower hinges 5 and 5 on the back surface of the reference numeral 3. The game board mounting frame 2 includes:
As shown in FIG. 2, the lower frame 2 supporting the lower end of the game board 3
a and an upper frame portion 2b formed in a gate shape above both sides of the lower frame portion 2a are integrally formed of synthetic resin. A winning ball set cover 6 is fixed to the back surface of the game board 3, and a box-shaped enclosure surrounding an electric drive mechanism such as a variable display device and a big winning opening disposed on the back side of the game board 3. A cover 7 and a board box 8 containing a game control circuit board are attached. The front frame 1, the game board mounting frame 2, and the mechanism plate 4 may be formed by die-casting or magnesium of aluminum alloy or the like by using a tick saw molding or by pressing a metal plate.

On the other hand, the mechanism plate 4 has a prize ball set space having a depth width slightly larger than the diameter of the pachinko ball formed on the front side opposite to the back surface of the game board 3, and substantially at the center of the prize ball set space. An opening window 9 slightly smaller than the winning ball collecting cover 6 is opened. Then, the box-shaped cover 7 and the substrate box 8 are projected rearward from the opening window 9. A storage ball tank 10 is fixed to the rear side of the mechanism plate 4 and above the opening window 9. Below the storage ball tank 10, a ball guiding rail 1 for guiding the prize balls stored in the storage ball tank 10 while aligning them on the downstream side.
The downstream end of the ball guiding rail 11 is connected to a prize ball payout device 13 via a bent rail 12. Below the prize ball payout device 13, there are provided a discharge passage 14 for guiding the paid prize balls to the hitting ball supply tray on the front surface of the front frame 1 and an excess ball passage 15 for guiding surplus balls of the hitting ball supply tray to the lower ball receiving tray. ing. Further, a gutter-shaped winning ball collecting portion 16 is provided below the winning ball collecting space, and the winning balls collected in the winning ball collecting portion 16 are guided to the winning ball processing device 17 and one by one. Discharge processing is performed.

[0012] Hinge components 5, 5 as the hinge mechanism
As shown in FIG. 4 and FIG.
A fixed hinge member 19 is fixed to the mechanism plate 4 by screws 20 and 20, and a movable hinge member 21 is fixed to the mechanism plate 4. The mechanism plate 4 is attached to the game board mounting frame 2 so as to be detachable and openable by being fitted into the shaft hole 23 from above. The game board mounting frame 2 and the mechanism plate 4 may be formed integrally by using the gas injection molding and the sandwich molding so that the hinges 5 and 5 having strength are integrally formed. By forming the plate 4 by die-casting of an aluminum alloy or the like, or by magnesium using chisaw molding or pressing a metal plate, the hinges 5 and 5 having sufficient strength can be integrally formed.

According to the present invention, as shown in FIGS. 2 and 3, substantially the center of the lower frame 2a of the game board mounting frame 2, the substantially center of the upper side of the upper frame 2b, and the upper frame 2b.
The hook member 24 is provided at an upper and lower position on the left side of the. On the other hand, the mechanism plate 4 is provided with vertically long engagement holes 25 corresponding to the hook members 24, respectively. As shown in FIG. 6, the hook member 24 has an upwardly hooked shape having a groove-shaped locking recess 26, and a gentle angled slope 27 toward the locking recess 26 is formed on the front surface thereof. . Further, the inside of the locking recess 26 has a taper 28 from the upper end downward so that the engagement with the engagement hole 25 can be easily and reliably performed. Further, the hook member 24 is provided such that its lateral width becomes narrower from the base portion to the tip end so that the hook member 24 can be smoothly inserted into the engagement hole 25.

According to the pachinko gaming machine constructed as described above, when the opened mechanism plate 4 is closed, the upper edge of the engaging hole 25 becomes the slope 27 of the hook member 24 of the game board mounting frame 2 as shown in FIG. When the mechanism plate 4 is further pressed toward the game board 3 in this state, the upper edge of the engaging hole 25 moves upward along the inclined surface 27 as shown by the chain line in the figure, and the mechanism plate 4 is lifted. When the upper edge of the engagement hole 25 is disengaged from the upper end of the hook member 24 as shown in FIG. 8, the mechanism plate 4 comes into close contact with the back surface of the game board 3, and at the same time, falls by its own weight as shown in FIG. The upper edge of the engagement hole 25 is locked by the locking recess 26 of the hook member 24, whereby the mechanism plate 4 is tightly fixed to the back surface of the game board 3. The width of the hooking recess 24 in the front-rear direction of the locking recess 26 is set substantially equal to the thickness of the mechanism plate 4 so that the mechanism plate 4 is in close contact with the back surface of the game board 3.

On the other hand, in order to prevent the mechanism plate 4 from unnecessarily moving upward and coming off the hook member 24, the upper side of the upper frame 2b of the game board mounting frame 2 as shown in FIG. An elongated groove-shaped engagement hole 30 as an engagement portion is formed, and an elastic engagement piece 31 is provided at an upper edge portion of the mechanism plate 4. The elastic engagement piece 31 is provided with a U-shaped through-groove 32 in the mechanism plate 4 to provide resilient elasticity. An engagement claw 33 is formed on the front side facing the game board mounting frame 2. Have been. The lower end portion of the elastic engagement piece 31 is integrally formed with a knob portion 34 protruding downward and inclined backward.

When the mechanism plate 4 is brought into close contact with the back surface of the game board 3, the engagement claws 33 are provided on the front surface of the upper portion of the game board mounting frame 2 as shown in FIG. When the upper edge of the engaging hole 25 is completely locked in the locking concave portion 26 of the hook member 24 as shown in FIG. The dowel 33 is engaged with the engagement hole 30, so that the mechanism plate 4 does not move up unnecessarily, and the engagement between the hook member 24 and the engagement hole 25 is securely maintained. can do.

When the mechanism plate 4 tightly fixed to the back of the game board 3 is opened, as shown by a chain line in FIG. The mechanism plate 4 can be easily opened by lifting the mechanism plate 4 upward to release the engagement state between the hook member 24 and the engagement hole 25 while releasing the mechanism plate 4 from the engagement hole 30.

FIG. 10 shows an embodiment in which an engaging hole 30 as the engaging portion is formed in the mechanism plate 4 and an elastic engaging piece 31 is formed in the upper side of the game board mounting frame 2. In the case of this embodiment, the mechanism plate 4 is opened by lifting the mechanism plate 4 upward while pressing the elastic engagement piece 31 forward with a finger or a suitable tool as shown by a chain line in FIG. do it.

FIGS. 11 and 12 show another embodiment in which the elastic engaging piece 31 is formed integrally with a storage ball tank 10 as a back part mounted on the mechanism plate 4. FIG. In the case of this embodiment, as shown in FIG. 11, an opening 35 is provided in a portion of the mechanism plate 4 corresponding to the elastic engagement piece 31,
The engaging claw 33 is made to protrude forward from the opening 35.

The storage ball tank 10 as a back part mounted on the mechanism plate 4 with the elastic engagement piece 31 as in this embodiment
By forming them integrally with each other, resin molding is easier than in the case where the elastic engagement piece 31 is provided on the mechanism plate 4, and the elastic engagement piece 31 may be broken when the mechanism plate 4 is opened and closed. Even if it is necessary, only the storage ball tank 10 needs to be replaced and replaced, and it is economical with less waste than when the entire mechanism plate 4 is replaced. As shown in FIG. 13, an elastic engaging piece 31 is formed on the game board mounting frame 2, and the elastic engaging piece 31 is formed.
The storage ball tank 1
0 may be formed.

The hook member 24 and the elastic engaging piece 31 can have sufficient strength by subjecting the game board mounting frame 2 and the mechanism plate 4 formed of synthetic resin to gas injection molding or sandwich molding in the above. In particular, the hook member 24 and the elastic engagement piece 3
By providing a gas injection port or a material gate port in the vicinity of 1, the occurrence of sink marks and warpage on the surface of the molded product due to shrinkage due to solidification of the resin is prevented to prevent rattling at the time of opening and closing, and a hook member. The portion 24 and the elastic engagement piece 31 have a high resin density, and the rigidity can be enhanced.

In the case of integral molding, for example, the hook member 2
4 is made of polyacetal, which is a synthetic resin having excellent slidability, and the game board mounting frame 2 is formed by multiple molding of ABS resin, 25 engagement holes are made of polycarbonate, and the mechanism plate 4 is made of ABS.
By molding the resin by multiple molding, it is possible to provide a product which is less likely to be worn and which is more practical.

In the above description, the hook member 24 has been described as being formed integrally with the game board mounting frame 2 by a synthetic resin. However, the game board mounting frame 2 is formed by die-casting of aluminum alloy or the like, and magnesium is formed by tick molding or metal. The tough hook member 24 can be integrally formed by pressing the plate, and the elastic engagement piece 31 can also have sufficient strength. As shown in FIG. 14, the hook member 24a and the game board mounting frame 2 may be formed separately. In this case, the hook member 24a is inserted into the hollow portion 36 of the game board mounting frame 2 from the back side. The hook member 24 may be attached by screwing the game board attachment frame 2 to the front frame 1 in the fitted state. Thus, the hook member 24a and the game board mounting frame 2
Is formed separately, when the hook member 24a is broken, only the hook member 24a can be easily replaced.

[0024]

As is apparent from the above description, according to the present invention, the game board mounting frame is provided on the back side of the front frame,
In a pachinko gaming machine in which a mechanism plate is detachably and removably mounted on the game board mounting frame via a hinge mechanism, a plurality of hook members are provided on the game board mounting frame, and a hook corresponding to the hook member is provided on the mechanism plate. A mating hole is provided, and by closing the mechanism plate, the hook member and the engaging hole are engaged with each other, so that the mechanism plate can be tightly fixed to the back surface of the game board. Fastening brackets and the like are not required, and product costs and work costs can be reduced.

[Brief description of the drawings]

FIG. 1 is a rear view of a pachinko gaming machine according to the present invention.

FIG. 2 is a perspective view of the pachinko gaming machine of FIG. 1 in a state where a mechanism plate is opened.

FIG. 3 is a perspective view of a main part of a game board mounting frame and a mechanism plate.

FIG. 4 is a perspective view of a pivot portion of the mechanism plate.

FIG. 5 is an exploded perspective view of FIG. 4;

FIG. 6 is a perspective view of a hook member.

FIG. 7 is a side sectional view of a main part for explaining an engagement state between a hook member and an engagement hole.

FIG. 8 is a side cross-sectional view of a main part in a state where the mechanism plate is in close contact with the back surface of the game board.

FIG. 9 is a side cross-sectional view of a main part in a state where the mechanism plate is tightly fixed to the back surface of the game board.

FIG. 10 is a side sectional view of a main part of another embodiment in which an elastic engaging piece is provided on a game board mounting frame.

FIG. 11 is a perspective view of a main part of a game board mounting frame and a mechanism plate according to an embodiment in which an elastic engagement piece is provided in a storage ball tank.

FIG. 12 is a side sectional view of a main part of the embodiment of FIG. 11;

FIG. 13 is a side sectional view of a main part of another embodiment in which an engagement hole as an engagement portion is provided in a storage ball tank.

FIG. 14 is a cross-sectional view of a main part of another embodiment in which a hook member is separate from a game board mounting frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Front frame 2 Game board mounting frame 3 Game board 4 Mechanism plate 5 Hinge component (hinge mechanism) 10 Storage ball tank (back part) 19, 21 Hinge member 22 Axis pin 23 Axis hole 24 Hook member 25 Engagement hole 30 Engagement Hole (engagement part) 31 Elastic engagement piece

Claims (2)

[Claims] 1. A pachinko game machine having a game board mounting frame provided on the back side of a front frame, and a mechanism board being detachably and removably mounted on the game board mounting frame via a hinge mechanism. While providing a plurality of hook members on the mounting frame,
A mechanism plate is provided with an engaging hole capable of being disengaged from the hook member, and an engaging portion is provided on one of the game board mounting frame and the mechanism plate, and an elastic engaging piece is provided on the other. By engaging the engagement holes with the mechanism plate and bringing the mechanism plate into close contact with the back surface of the game board, the engagement between the engagement portions and the elastic engagement pieces is maintained to maintain the engagement between the hook members and the engagement holes. A pachinko game machine characterized in that: 2. A pachinko game machine having a game board mounting frame provided on a back side of a front frame, and a mechanism plate being detachably and removably opened and closed via a hinge mechanism on the game board mounting frame. While providing a plurality of hook members on the mounting frame,
An engaging hole capable of being disengaged from the hook member is provided on a mechanism plate, and an engaging portion is provided on one of a game board mounting frame and a back part provided on the mechanism plate, and an elastic engaging piece is provided on the other. The hook member and the engaging hole are engaged with each other to bring the mechanism plate into close contact with the rear surface of the game board, and the engaging member and the elastic engaging piece are engaged with each other, thereby forming the hook member and the engaging hole. A pachinko game machine characterized by maintaining an engaged state.