JP3096261B2 - Pachinko machine - Google Patents

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 in which a game board is removably mounted on a game board mounting frame provided behind a front frame.

[0002]

2. Description of the Related Art In a conventional pachinko gaming machine, a game board mounting frame is mounted on the back side of a front frame, and a game board is detachably mounted on the game board mounting frame. On the back side of the game board, a mechanism plate on which back parts such as a ball tank and a prize ball dispensing device are disposed is mounted so as to be freely opened and closed. Is formed with a prize ball collecting part.

[0003] By the way, the prize ball gathering section provided inside the mechanism plate is designed so that various prize devices can be installed at the lower portion of the game board, so that a large amount of prize balls can be temporarily stored. It is desired to be provided at the lower part of the mechanism plate, so that the winning ball collecting part is provided at a position lower than the out port of the game board so as to respond to this, and the out ball does not flow into the winning ball collecting part from this out port. In addition, a thin metal plate is attached to the back surface of a game board to separate an out port and a winning ball collecting section.

[0004]

However, in a conventional pachinko game machine, as described above, a metal plate is attached to the back surface of the game board so as to partition the out port of the game board and the winning ball collecting portion. Therefore, there is a problem that extra material cost is required, and the work of attaching the metal plate is troublesome, time and labor are required, and the cost is inevitably increased.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to divide an out-opening of a game board and a winning ball collecting portion of a mechanism board without using a metal plate. It is another object of the present invention to provide a pachinko game machine which does not require installation labor and can reduce the cost.

[0006]

In order to achieve the above object, the present invention provides a game board which is detachably mounted on a back side of a front frame via a game board mounting frame, and a front and back face of which is provided at a lower end portion of the game board. A game board fixing bracket attached to a game board mounting frame is provided on the back face of the game board, and a hook is provided on a side of the out port, and an out port having an open lower surface is provided. In a pachinko game machine in which the lower end of a game board is brought into close contact with a game board mounting frame by being hooked, a cover plate portion that covers a back opening of an out port is integrally formed on the hook. It is.

When the hook is attached to the back of the game board by screwing, the cover plate is bent or warped to prevent the ball from entering the inside of the outlet and obstructing the outflow of the out ball. It is preferable to form a concave step having a depth corresponding to the thickness of the cover plate at the side edge of the back surface opening, and to provide the cover plate with a protruding piece that is in contact with the concave step.

Further, for the same reason, it is preferable to form a contact step on the inner surface of the outlet and to provide a fall-in preventing piece on the back surface of the cover plate for contacting the contact step.

Further, in order to smoothly guide the out ball to an out ball passageway formed obliquely in a lower frame portion of the game board mounting frame for receiving the lower end of the game board, one inner surface of the out port is formed as an inclined surface. In addition, it is preferable to provide a guide protrusion on the back surface of the cover plate along the inclined surface of the outlet.

[0010] Further, it is preferable that a slit is provided in the cover plate portion for inserting a rod-shaped object in a case where a ball clogging occurs in the out opening to eliminate the ball clogging.

The pachinko gaming machine constructed as described above is formed on the game board by a cover plate portion which is integrated with a game board fixing hook attached to the back of the game board and to the side of the out port. The back opening of the formed out port is covered, and the out port and the winning ball collecting portion of the mechanism plate are partitioned. For this reason, there is no need to attach a metal plate to the back surface of the game board, which saves time and effort, and can reduce the material cost of the metal plate and reduce the cost.

[0012]

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, FIG. 2 is a rear perspective view of a state in which a mechanism board is opened, and FIG. 3 is a rear perspective view of a state in which the game board is removed. In the figure, 1 is a front frame of a pachinko gaming machine, 2 is a game board mounting frame made of synthetic resin attached to the back side of the front frame 1, 3 is a game board, and 4 is a mechanical plate made of synthetic resin.
In this embodiment, the front frame 1 and the game board mounting frame 2 are illustrated as being formed separately from each other, but the front frame 1 and the game board mounting frame 2 are integrally formed of synthetic resin. It may be.

As shown in FIG. 3, the game board mounting frame 2 comprises a lower frame 2a for supporting the lower end of the game board 3 and a U-shaped upper frame 2b, which are integrally formed of synthetic resin. . On the back side of the upper frame portion 2b, there are provided a step portion 5 for abutting the front edge of the game board 3 and a projecting portion 6 for regulating the position of the game board 3 on the step portion 5 and mounting the game board 3 thereon. Mounting brackets 7, 7 of the mechanism plate 4 are fixed to one side of the lower frame portion 2a and the upper frame portion 2b, respectively. Board 4
Is attached to open and close freely.

A plurality of hooks 9 as game board fixing members are fixed to the lower frame 2a and the upper frame 2b located on the open side of the mechanism plate 4. Each of the through holes 10 into which the holes 9 are inserted is formed. On the other hand, on the back side of the mechanism plate 4, a lever member 1 as a game board fixing member is provided.
1 is provided rotatably, and the mechanism board 4 is brought into close contact with the back surface of the game board 3 so that the lever member 11 is hooked on the hook 9 and the lever member 11 is turned to rotate the game board 3. And the mechanism plate 4 are pressed against and fixed to the game board mounting frame 2.

A ball tank 14 is provided on the upper rear surface of the mechanism plate 4.
Is fixed. A tank rail 15 for aligning and guiding pachinko balls is provided below the ball tank 14, and a downstream end of the tank rail 15 is a curved rail 1.
6 is connected to the prize ball payout device 17. Below the prize ball dispensing device 17, a discharge passage 18 for guiding the paid prize balls to the hit ball supply tray on the front face of the front frame 1 and an excess ball discharge passage 19 for guiding surplus balls of the hit ball supply tray to the lower ball tray are provided. A ball discharge passage 20 is formed. Out ball discharge passage 2
0 has an opening 20a at the upper end on the front side of the mechanism plate 4,
The opening 20a and the back surface opening 13b of the out ball passage 13 are aligned and communicate with each other, and the out port 12 and the out ball passage 1
The out ball that flows down 3 is discharged downward. On the other hand, a winning ball gathering space for gathering winning balls is formed on the front side of the mechanism board 4 opposite to the back of the game board, and a winning ball gathering portion 21 is provided below the winning ball gathering space. Then, the winning balls collected in the winning ball collecting section 21 are guided to the winning ball processing device 23 through the opening 22 at the end, and are discharged one by one.

As shown in FIGS. 4 and 5, at the lower end of the game board 3, an out port 12 having an open front and back and a bottom is formed. An out-ball passage 13 that opens on the upper and lower surfaces is formed diagonally in the lower frame portion 2a of the game board mounting frame 2 so as to avoid the hook pieces 9, and the upper-surface opening 13a of the out-ball passage 13 is formed. Are aligned with and communicate with the lower surface of the opening of the out port 12. Note that one inner side surface of the out port 12 is formed as an inclined surface 12a so that the out ball flowing out of the out port 12 flows down properly in the inclined direction of the out ball passage 13.

A stepped lower mounting portion 23 is formed on the back surface of the game board 3 and beside the out port 12.
A locking member 25 made of synthetic resin and having a locking projection 24 is fixed to the mounting portion 23 with a screw 26. Further, a recessed portion 27 is formed in the lower frame portion 2a of the game board mounting frame 2 below the mounting portion 23 of the game board 3, and the hook 2
A game board fixing bracket 28 paired with the game board 5 is provided. The game board fixing bracket 28 has a U-shaped support substrate 29 fixed to the concave recess 27, and the support substrate 29 has an axial pin 30.
The lever piece 31 is rotatably connected to the center of the lever, and a locking piece 33 is rotatably connected to the lever piece 31 via a U-shaped connecting rod 32. The lower piece 2 of the game board 3 and the lower frame 2a of the game board mounting frame 2 are formed by hooking the locking piece 33 on the locking projection 24 of the locking body 25 and pressing and rotating the lever piece 31 forward. And make it adhere.

The pachinko gaming machine described so far has a well-known structure. In the present invention, a cover plate portion 34 for covering the back surface opening of the out port 12 is formed integrally with the hook 25,
The cover plate portion 34 is configured to partition the back surface opening of the out port 12 and the winning ball collecting portion 21 of the mechanism plate 4. The cover plate portion 34 is provided with a vertically long slit 35 into which a rod-shaped object can be inserted.

The present invention is configured as described above, and the winning balls guided from the respective winning devices (not shown) on the front surface of the game board 3 to the back side fall to the winning ball collecting portion 21 of the mechanism plate 4. It is guided to the winning ball processing device 23 from the opening 22 and is discharged one by one. On the other hand, as shown in FIG. 6, the out ball flowing out from the out port 12 to the back surface of the game board 3 is
4, is guided from the lower surface of the opening 12 to the out ball passage 13 through the opening 13 a of the lower frame portion 2 a, and from the back opening 13 b of the out ball passage 13 to the out ball discharge passage 2.
It flows out to 0 and is discharged outside.

As described above, since the back opening of the out opening 12 is covered by the cover plate portion 34 formed integrally with the hook 25, the out opening 12 and the winning ball collecting portion 21 are partitioned. The out ball and the winning ball can be reliably separated and discharged without the ball flowing into the winning ball collecting section 21. Further, a slit 35 is formed in the cover plate portion 34.
Is provided, when the out ball is clogged with the ball at the out port 12, the ball clogging can be easily eliminated by inserting a rod-shaped object from the slit 35 and stirring the ball.

As shown in FIGS. 5, 7 and 8, a depth corresponding to the plate thickness of the cover plate portion 34 is provided on the side edge of the out opening 12 opposite to the side where the mounting portion 23 is formed. A concave step portion 36 is formed, and a projecting piece 37 that is in contact with the concave step portion 36 is formed integrally with the cover plate portion 34. With this configuration, the screw 26 of the hook 25
In this case, the bending or warpage of the hook body 25 is corrected, and it is possible to reliably prevent the cover plate portion 34 from entering the out port 12 and obstructing the out ball from flowing out.

The mounting portion 23 and the concave step portion 36 are provided with dowel holes 38 and 39 for positioning, respectively, and the projections 37 of the hook 25 and the cover plate portion 34 are provided.
Dowels 40 and 41 which are fitted into dowel holes 38 and 39, respectively, are provided on the back surface. With such a configuration, the positioning of the hook body 25 and the cover plate portion 34 becomes accurate, and it is possible to reliably prevent the hook body 25 from being distorted due to tightening and tightening at the time of screwing 26. Thus, the corresponding positional relationship between the out port 12 and the cover plate 34 can always be maintained correctly.

Further, on the back surface of the cover plate portion 34, there is provided a guide convex portion 42 along the inclined surface 12a of the outlet 12. Due to the formation of this guiding convex step 42, the out port 1
The out ball flowing out of the ball 2 can be smoothly guided to the out ball passage 13, and the clogging of the ball at the out port 12 can be reduced.

FIG. 9 shows a hook 25 of another embodiment.
4A, a cover 43 is extended along the guiding convex step 42 of the hook 25. Cover piece 4
3 as shown in FIG.
2 can cover the entire inclined surface 12a, and even if the inside surface is crushed and roughened by cutting with a router, the flow of the out ball can be kept good, and the occurrence of ball clogging is reliably prevented. can do.

FIG. 11 shows a hook 25b according to still another embodiment, in which a projecting piece 37 of a cover plate 34 is provided.
Instead, the fall-in prevention piece 44 is integrally bent, and on the other hand, as shown in FIG. 12, a contact step 45 is formed on the other inner side surface of the out port 12 and falls into the corresponding step 45. The tip of the blocking piece 44 is abutted. With such a configuration, it is possible to prevent the cover plate portion 34 from being bent or warped, thereby preventing a situation in which the out ball is prevented from flowing out. The side surface can be covered, and the flow of the out ball can be kept good.

[0026]

As described above, in the pachinko gaming machine according to the present invention, the cover plate portion is integrally formed with the game board fixing hook provided on the side of the out port formed in the game board. Since the cover plate covers the back opening of the outlet, the material cost is lower than that of the conventional game board in which a metal plate is attached to the back surface. This eliminates the need for installation work, thereby reducing costs.

[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 rear perspective view of the pachinko gaming machine with a mechanism plate opened.

FIG. 3 is a rear perspective view of the pachinko gaming machine in a state where a mechanism board is opened and a game board is removed.

FIG. 4 is a perspective view showing a main part of the present invention.

FIG. 5 is an exploded perspective view of FIG.

FIG. 6 is an enlarged vertical sectional view of an out mouth portion of the game board.

FIG. 7 is a rear perspective view of the hook.

FIG. 8 is an enlarged plan sectional view of an out mouth portion of the game board.

FIG. 9 is a perspective view of another embodiment of the hook.

FIG. 10 is an enlarged plan sectional view of an out mouth portion to which the hook shown in FIG. 9 is attached.

FIG. 11 is a perspective view of still another embodiment of a hook.

FIG. 12 is an enlarged plan sectional view of an out mouth portion to which the hook shown in FIG. 11 is attached.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Front frame 2 Game board mounting frame 3 Game board 4 Mechanism plate 12 Out opening 12a Inclined surface 21 Winning ball gathering part 25, 25a, 25b Hanging body 26 Game board fixing bracket 34 Cover plate part 36 Depressed step part 37 Projection piece 42 Guide convex step 44 Fall-in prevention piece 45 Contact step

Claims (4)

(57) [Claims] 1. A game board is detachably mounted on the back side of a front frame via a game board mounting frame, and a lower end portion of the game board is formed with an out opening with front and back surfaces and a lower surface opened, and the game board is formed. The bottom of the game board is attached to the game board mounting frame by hooking the game board fixing bracket attached to the game board mounting frame to the hook body on the back side of the In a pachinko game machine that is brought into close contact with the pachinko machine, a cover plate portion that covers the back opening of the out opening is formed integrally with the hook, and the back plate opening of the out opening is formed by the cover plate portion.
A pachinko gaming machine characterized by partitioning a winning ball gathering portion of a mechanism board . 2. A projecting portion having a depth corresponding to a thickness of a cover plate portion is formed at a side edge portion of a back surface opening of the out opening, and the cover plate portion is in contact with the concave step portion. The pachinko gaming machine according to claim 1, wherein a piece is provided. 3. The pachinko gaming machine according to claim 1, wherein one inner side surface of the out port is formed as an inclined surface, and a guide convex step along the inclined surface is provided on a back surface of the cover plate portion. 4. The pachinko gaming machine according to claim 1, wherein a contact step is formed on an inner side surface of said out opening, and a fall-in preventing piece is provided on a back surface of said cover plate to contact said contact step.