JPH07155448A - Pachinko (japanese pinball) game machine - Google Patents

Abstract

PURPOSE:To facilitate assembling work by enabling mounting and demounting of a game plate even if a front frame is closed as it is, and relieving restriction on a design of a mechanism plate. CONSTITUTION:A pachinko machine P has a sash bar frame 7 which is arranged in a picture frame shape on the reverse of a front frame and in which a plate fastening part 10 is protrusively arranged on the rear side, a game plate 11 formed in a shape capable of being fitted to and installed on the sash bar frame 7 from the obverse side of the pachinko machine P and engaging protrusive pieces 19 which are protrusively arranged on the sash bar frame 7 or the game plate 11 and connects both intergally to each other by engaging with a nonprotrusively arranged side member, and the engaging protrusive pieces 19 are arranged in positions capable of releasing operation from the obverse side of the pachinko machine P. The engaging protrusive pieces 19 to fix the game plate are arranged in a decorative part 13 to decorate the periphery of a game part of the game plate 11, and the sash bar frame 7 is possessed by a mechanism plate and the related part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pachinko machine having a removable game board.

[0002]

2. Description of the Related Art Currently, most of the pachinko machines have a game board that can be attached and detached. There are two types of structures for attaching and detaching the game board, one for attaching and detaching the game board from the front side of the front frame and the other for attaching and detaching the game board from the back side of the front frame. Thus, in the structure of the pachinko machine in which the game board is attached and detached from the front side of the front frame, a frame-shaped frame is provided on the back of the front frame of the pachinko machine, and a plate stopper is projected on the rear side of the frame. In this frame, a game board is formed in a shape that can be fitted and mounted from the front side of the pachinko machine.Furthermore, the side of the frame is provided with engaging metal fittings at a position where it can be operated from the outside, and inside the frame. The game board that has been set is fixed by the engaging metal fittings.

Further, in a pachinko machine in which the game board is attached and detached from the front side of the front frame, a locking member for fixing the game board to the front frame side is provided on the rear surface of the frame.

[0004]

The above-mentioned pachinko machine is
Since the engaging fittings were provided on the left and right side surfaces of the cross frame and were operated from the outside of the cross frame, it was necessary to open the front frame and then remove the engaging fittings to attach and detach the game board. The pachinko machine of the type that attaches and detaches the game board from the front side does not need to rotate the mechanism plate that is the back component unit one by one when attaching and detaching the game board, and therefore, compared to the pachinko machine of the type that attaches and detaches the game board from the back side. There is a feature that the game board can be replaced efficiently, but if the front frame has to be opened every time the game board is attached or detached, the above advantage is halved. The present invention has been made in view of the above, and its purpose is to:
It is to provide a pachinko machine in which the game board can be attached and detached even with the front frame closed.

In addition, in the pachinko machine of the type in which the game board is attached and detached from the back side of the front frame, in addition to the locking member, a mechanism plate and a lock member for fixing the mechanism plate to the closed position are attached to the back surface of the frame. Many parts are crowded together in a narrow and narrow space. Therefore, it is necessary to devise the arrangement of these parts so that they do not interfere with each other, which is a major limitation in designing the mechanism plate and the like. In addition, since many parts are concentrated in a narrow space of the elongated frame, it is difficult to assemble the pachinko machine.

[0006]

In order to achieve the above object, the present invention provides a frame which is provided on the back surface of the front frame of a pachinko machine in a frame shape and has a plate stopper projecting on the rear side thereof. A game board having a shape that can be fitted and attached to the frame from the front side of the pachinko machine, and a projecting piece on the frame or the game board, engaging with a member on the non-projecting side to integrally connect the two. And an engaging protrusion,
There is provided a pachinko machine in which the engagement protrusion is arranged at a position where it can be released from the front side of the pachinko machine.

Further, there is provided a pachinko machine in which an engaging projection for fixing the game board is provided on a decorative component for decorating the periphery of the game portion of the game board.

[0008]

When the gaming board is fitted into the pachinko machine from the front side of the pachinko machine and pushed in, the engaging projections engage and the gaming board and the traverse frame are integrally connected. Since the engaging protrusion is located at a position where it can be released from the front side of the pachinko machine, the engaging state of the engaging protrusion can be released without opening the front frame, and the game board can be easily removed. You can

Further, in the pachinko machine according to the second aspect of the present invention, the decorative parts for decorating the periphery of the game portion of the game board are provided with engaging projecting pieces for fixing the game board, so that the back surface of the frame is provided with the mechanism board and the same. Can be occupied by related parts. Therefore, the restriction on the design of the mechanism plate is greatly relaxed, and the parts are dispersedly arranged, so that the assembly work of the pachinko machine is easy to perform.

[0010]

First Embodiment A first embodiment of the present invention will be described below with reference to the drawings. 1 is a front view of the pachinko machine, FIG. 2 is a cross-sectional front view of the pachinko machine cut along the frame portion, FIG. 3 is a partial front view of an enlarged A1 portion shown in FIG. 2, and FIG. 4 is A2 of FIG.
2 is a sectional view taken along line A2, FIG. 5 is an exploded perspective view showing main components of an A1 portion shown in FIG. 2, FIG. 6 is a partial front view showing an enlarged portion B1 shown in FIG. 2, and FIG. 7 is a B2-B2 line in FIG. FIG. 8 is a cross-sectional view, and FIG. 8 is an exploded perspective view showing main parts of a portion B1 shown by an arrow in FIG.

As shown in FIG. 1, the front frame 1 of the pachinko machine P is attached to the front side of the outer frame 2 by hinged metal fittings 3 and 3, and is opened and closed like a door with the hinged metal fittings 3 as a fulcrum. It is free to move. A window hole 4 is formed in the front frame 1, and the window hole 4 is covered with a glass door frame 5 and a front plate 6. The glass door frame 5 and the front plate 6 are pivotally attached to the front frame 1 above and below the left edge in FIG. 1, and can be independently opened and closed in the same direction as the front frame 1. On the back side of the front frame 1, a cross frame 7 is integrally provided so as to surround the window hole 4. The frame 7 is provided with a firing board 9 for mounting the firing rail 8 on the lower portion, and a plate stopper 10 integrally provided on the rear side so as to surround the peripheral edge portion. In this embodiment, the front frame 1 and the cross frame 7
Is an integrally molded product of synthetic resin, but may be a wood product.

The game board 11 has a shape that matches the inner peripheral surface of the frame 7 above the firing board 9. When inserted from the front side of the frame 7, it stops by hitting the plate stopper 10, and in this state the surface is fired. It is flush with the substrate 9. In addition, on the game board 11,
A guide rail 12, a decorative part 13, a winning device 14, a windmill 15, an obstacle nail 16 and the like are installed, and further, an out ball opening 17, a prize ball outlet 18, and the like are opened.

Thus, in FIG. 2, engaging projections 19 are provided on the right side of the cross frame 7 at two locations, one above the other. As shown in FIGS. 3 to 5, the engagement protrusion 19 is a separate body from the frame 7, and is screwed to the frame 7 via the mounting piece 20 so that it can be replaced when damaged. There is. The engaging projection 19 has an arrow-shaped tip, and as shown in FIG. 3, the base end portion is bent from a direction substantially orthogonal to the plate surface of the game plate 11 in a direction parallel to the plate surface of the game plate 11. Thus, it can be elastically deformed by a force in a direction parallel to the plate surface of the game plate 11. On the other hand, an engagement receiving member 21 is fixed to the side surface of the game plate 11 corresponding to the engagement projection piece 19. The engagement receiving member 21 is made of synthetic resin, and has a mounting base 22 for screwing to the game board 11 and an engagement groove 23 for guiding and engaging the engagement protrusion 19. The engagement groove 23 engages with the taper portion 24 that abuts the arrow-shaped head of the engagement projection piece 19 and deforms the engagement projection piece 19 against the elasticity, and the key portion 19 a of the engagement projection piece 19. And a step 25. The length of the engagement projection piece 19 is set so that the head protrudes to the front side of the game board 11 in a state of being engaged with the engagement receiving member 21 of the game board 11, and the release operation is performed from the front side of the pachinko machine P. Is possible.

The other side surface of the game board 11 and the crosspiece frame 7 in contact therewith are provided with fitting and locking structures as shown in FIGS. This fitting and locking structure is for the game board 11
The convex member 26 made of synthetic resin provided on the side is engaged with the recessed portion 27 provided on the cross frame 7 side. It should be noted that guide projections 28, 28 are provided at the upper and lower positions of the recessed portion 27 on the side of the frame 7, and the guide projections 28, 28 are fitted into the guide grooves 29, 29 on the game board 11 side to project the convex member 26. The fitting of the recessed portion 27 is facilitated.

Next, a method of replacing the game board 11 of the pachinko machine P will be described. First, the game board 11 is fitted in the cross frame 7 as shown in FIGS. 1 to 4, 6 and 7, the left side edge is a fitting and locking structure, and the right side edge is an engaging projection piece 19. It is fixed by the engagement of the engagement receiving member 21.

In order to remove the game board 11 from this state, first open the glass door frame 5 and the front plate 6, and press the engagement projection 19 toward the frame 7 side with a finger to form the engagement receiving member 21. Disengage,
Pull out the right edge of the game board 11 to the front side. Then, if the game board 11 is slid slightly to the right side, the engagement of the fitting locking structure on the left side edge is released, so that the game board 1 is opened from the window hole 4 of the front frame 1.
1 can be taken out. It should be noted that if the engaging protrusions 19 are arranged on the non-axially attaching side (opening side) of the glass door frame 5 and the front plate 6 as in the first embodiment, when the engaging protrusions 19 are released. The glass door frame 5 and the front plate 6 do not get in the way.
Further, as shown by a chain line in FIG. 2, a recess 30 may be provided on the side surface of the decorative component 13 to positively form a space for operating the engaging projection piece 19.

Next, when mounting the game board 11, the glass door frame 5 and the front plate 6 are opened, the game board 11 is put in the frame 7, and first the convex member 26 on the left side edge of the game board 11 is inserted. It is fitted into the recess 27 of the frame 7. Then, when the right edge of the game board 11 is fitted into the crosspiece 7, the engaging projection 19 is deformed along the taper portion 24 of the engagement receiving member 21, and the key portion 19a is tapered portion 2.
4 and engages with the step portion 25 by elasticity. As a result, the left and right edges of the game board 11 are fixed to the cross frame 7.

It should be noted that FIG.
A substantially L-shaped push-out lever 31 as shown in (1) may be attached as an optional component. The push-out lever 31 is pivotally attached to the cross frame 7 so as to swing freely,
9 above and below, respectively. Then, if the end portion of the push-out lever 31 protruding from the game plate 11 is tilted outward as shown by the chain line in FIG. 9, the game plate 11 is pivoted by the lever action.
Can be pushed out of. Therefore, by using the push-out lever 31 in association with the releasing operation of the engaging projection piece 19, the game board 11 can be easily removed. Although not shown, an elastic body such as rubber or a spring is interposed between the back surface of the game board 11 and the frame 7 to facilitate the removal of the game board 11, and the game is performed by the restoring elasticity of the elastic body. You may make it assist the extrusion operation | movement of the board 11.

[0019]

[Embodiment 2] In the first embodiment, the engaging projection piece 19 is projected on the side of the frame 7, and the engaging projection piece 1 is attached to the game board 11 which is a member on the non-projecting side.
9, the engaging projections 19 may be provided on the game board 11 side as shown in FIGS. 10 and 11. In this case, the engagement protrusion 19 is provided on the decorative component 13 as shown in the figure, and the key portion 19a of the engagement protrusion 19 is provided.
Is set so as to engage with the side edge of the plate stopper 10 of the cross frame 7. The pachinko machine P of the second embodiment is the same as that of the first embodiment.
While the engaging projection 19 is deformed to the frame 7 side and the releasing operation is performed, the engaging projection 19 is deformed to the game board 11 side and the releasing operation is performed as shown by the two-dot chain line in FIG. Therefore, the game board 11 can be pulled as it is with the finger pressing the engagement protrusion 19. Therefore, the game board 11 can be easily removed as compared with the first embodiment. The engaging projection 19 may be formed separately from the decorative component 13 and the game board 11 and attached to the game board 11. Further, when the tip of the engaging projection piece 19 protrudes to the back surface of the game board 11 and there is a hindrance, the engagement location may be shifted to the front side of the game board 11 as shown by the alternate long and short dash line in FIG.

Although the present invention has been described with reference to the first and second embodiments, the present invention is of course not limited to the above embodiments. For example, in the first embodiment, one side edge of the game board 11 is fixed by the engaging projection piece 19 and the other side edge is fixed by the fitting locking structure, but the engaging projection pieces 19 are provided on both side edges. And game board 1
1 may be fixed. Further, the engaging protrusion 19 may be arranged on the upper edge side of the frame 7, and the fitting and locking structure may be arranged on the upper edge of the firing board 9. Further, in the first embodiment, the engaging protrusion 19 is formed as an independent component and is screwed to the frame 7, but the engaging protrusion 19 may be integrally projected from the frame 7. Good. Also, the engaging protrusion 19
For example, one may be provided so as to project from the frame 7, and the other may be provided so as to project from the game board 11, so that the structures of the first and second embodiments may be mixed. Further, the engaging projection 19 may have any shape. In addition, the arm piece facing the game board 11 is provided inside the glass door frame 5,
A rubber such as urethane rubber or a spring may be provided at the tip of the arm piece to press the game board 11. If this structure is adopted, even if there is some play in the state where the game board 11 is fixed, there is an effect that the game board 11 is firmly stabilized by closing the glass door frame 5. Further, in the first and second embodiments, the connector for connecting the electric components such as the winning device 14 and the decorative lamp installed on the game board 11 side to the control board box on the mechanism board side is fitted and locked on the back surface of the game board 11. If it is provided on the side, the game board 11 can be moved like a door with the fitting and locking structure side as a fulcrum to easily attach and detach the connector.

In the second embodiment described above, since the decorative component 13 for decorating the periphery of the game portion 11a of the game board 11 is provided with the engaging projecting piece 19 for fixing the game board, it will be described later. Similar to Examples 3 and 4, it corresponds to claim 2.

[0022]

Third Embodiment Next, an embodiment corresponding to claim 2 will be described with reference to FIGS. 12 to 16. 12 is an exploded perspective view of the front frame and the game board, FIG. 13 is an exploded perspective view of an essential part showing the engaging portion of the game board, and FIG. 14 is a cross-sectional plan view of the essential part showing the engaging portion of the game board. FIG. 15 is a longitudinal sectional view of a main part showing a part of a decorative component, and FIG. 16 is an exploded perspective view of a launch board.

The pachinko machine P of the third embodiment is of a type in which the game board 11 is attached to and detached from the back side of the front frame 1, and the inner peripheral shape of the back side of the frame 7 matches the outer peripheral shape of the game board 11. Game board 1
The engaging projection 19 for fixing 1 is the game portion 11a of the game board 11.
Two claw pieces 1 projecting from the back side of a decorative component 13 for decorating the periphery of the and having an arrow-shaped key piece 19b on the head.
This is a form in which 9c and 19c are provided to project back to back. The engagement projection 19 is configured such that the key piece 19b of the head is engaged with the stepped hole 11b formed in the game board 11, and the two claw pieces 19c, 19c are sandwiched between the fingers and bent. By engaging, the engagement with the stepped hole 11b can be released. As shown in FIG. 14, the decorative component 13 includes a translucent cover portion 13a.
And a substrate portion 13c on which the lamp, the light emitting diode 13b, etc. are mounted. In the third embodiment, the substrate portion 1 is provided.
3 c is integrally molded with the front frame 1 to make the decorative component 13 a fixed component on the front frame 1 side. Therefore, the engaging protrusion 1 of the decorative component 13
By engaging 9 with the stepped hole 11b of the game board 11, the game board 11 and the front frame 1 are integrally connected via the decorative component 13.

As shown in FIGS. 12 and 13, the game board 11 has a finger hooking recess 11c formed on its upper edge, and the finger hooking recess 11 is released while the engaging projection 19 is disengaged.
If you put your finger on c, you can easily remove the game board 11. Of course, the finger hanging concave portion 11c may be formed on the cross frame 7. Further, the cover portion 13a of the decorative component 13 is fitted on the board portion 13c, and as shown in FIG. 15, the claw 13d provided on the cover portion 13a is engaged with and fixed to the board portion 13c. is there. When the cover 13a is to be removed by replacing the lamp or the like, a finger is put into the claw recess 7a formed on the upper edge of the frame 7, and the claw 13d is pressed to remove the claw 13a.
The engagement between d and the substrate portion 13c is released. In this way, the front frame 1
The cover part 13c
By making a removable, it is possible to replace the cover portion 13a with a design that matches the new game board when replacing the game board.

Further, in the third embodiment, the launch board 9 is arranged as shown in FIG.
As shown in FIG. 2, a mold is formed as a separate part of the front frame 1, and the mold is fixed with a screw or the like. The launch board 9 is provided with a prize ball discharge gutter (not shown) of a mechanism plate. And a connection gutter 33 for connecting the lower ball dish 32 (see FIG. 1), an installation plate 35 for attaching the ball firing unit 34, and
The corner decoration 36 and the like are integrally formed. In this way, if the connection gutter 33, the installation plate 35 of the ball launching unit 34, or the corner decoration 36 is projected integrally on the launch board 9, the front frame 1 and the cross frame 7 are made of synthetic resin. By combining with a molded product, the efficiency of the assembly work of the pachinko machine P is dramatically improved. Further, by integrating the installation plate 35 of the ball launch unit 34 with the launch substrate 9, the ball launch unit 34 can be positioned accurately, and therefore the ball jump is stabilized at a high level.

Further, as shown in FIG. 16, the swing plate 34a of the ball launching unit 34 is provided with a swing shaft 34b so as to project from the swing shaft 34b, and the movement of the ball hammer 34c is automatically supplied to the swing plate 34b (see FIG. If a known swinging member 34d that is transmitted to (not shown) is pivotally mounted, the efficiency of the assembling work is improved as compared with the conventional pachinko machine. That is, in the conventional pachinko machine, a bearing plate is extended to the lower edge (Z portion in FIG. 16) of the mounting base plate 8a of the launch rail 8, and the swing shaft 34b is attached to the bearing plate.
Since the swinging member 34d is pivotally attached to the swinging shaft 34b by projecting, the operating plate 34e of the swinging member 34d and the ball hammer 3 when the ball firing unit 34 is attached to the front frame 1.
The work of changing the front and rear positions of 4c was very troublesome and the workability was poor. On the other hand, as described above, the swing member 3
If 4d is attached to the device plate 34a of the ball launching unit 34, the rocking member 34d is inserted into the rocking shaft 34b from the direction shown by the arrow W in FIG. The swinging member 3 can be engaged with the swinging member 3 when the ball launching unit 34 is attached to the launching substrate 9.
Since the mounting of 4d is also completed, the final assembly of the pachinko machine P becomes very easy. Of course, this structure is useful for all pachinko machines.

In addition, in FIG. 16, 37 is a bearing for a hammer 34c, 38 is a handle shaft provided on the ball launching unit 34, and 39 and 40 are provided on an installation plate 35 for inserting the bearing 37 and the handle shaft 38. It is a perforated hole.

[0028]

Fourth Embodiment FIG. 17 (a), (b), FIG. 18 (a),
17 (b) shows the fourth embodiment, FIG. 17 (a) is a partial front view showing the engaging portion of the game board, and FIG. 17 (b) is FIG.
18A is a sectional view taken along line XX, FIG. 18A is a partial front view showing an engaging portion of the game board, and FIG. 18B is a sectional view taken along line YY of FIG. 18A.

In the fourth embodiment, the engaging projection 19 provided on the decorative component 13 is a rotary knob type. The engaging projection 19 includes a shaft cylinder 19d protruding from the base plate portion 13c of the decorative component 13, a knob shaft 19e rotatably and slidably inserted in the shaft cylinder 19d, and a head of the knob shaft 19e. The knob 19f is integrally provided, and the disc spring washer 19g is interposed between the base end of the knob shaft 19e and the decorative component 13. The bottom surface of the knob 19f is formed into an arc shape as shown in FIG. 17 (b). It becomes. On the other hand, the stepped hole 11b of the game board 11 is the engaging protrusion 1
9 is a combination structure of a long hole 11b-1 through which the tab 19f can be inserted and a circular recess 11b-2 through which the tab 19f can rotate, and the chamfered portion 11 is provided on the periphery of the long hole 11b-1.
d is formed.

The engaging projection 19 and the stepped hole 11b of the fourth embodiment.
Is configured as described above, so that FIG.
As shown in (b), the circular recess 11b-2 is passed through the tab 19f of the engaging projection 19 through the long hole 11b-1 of the stepped hole 11b.
If the knob 19f is rotated inside, the lower surface of the knob piece 19f is elongated hole 11b-.
The chamfered portion 11d of No. 1 is passed over the chamfered portion 11d while bending the disc spring washer 19g in the flat direction. Therefore, the game plate 11 is pressed against the decorative component 13 by the elasticity of the disc spring washer 19g and is stabilized. In the fourth embodiment, the chamfered portion 11d of the elongated hole 11b-1 and the disc spring washer 19g can be omitted. Further, in the third and fourth embodiments, it is preferable that the engaging protrusion 19 is flush with the back surface of the game board 11 or lower than it. Then, the engagement protrusion 19 and the mechanism plate do not interfere with each other.

[0031]

According to the pachinko machine of the present invention, since the engaging protrusion is arranged at a position where the pachinko machine can be released from the front side, the gaming board can be removed from the pachinko machine without opening the front frame. Therefore, there is an effect that the workability of the game board replacement work is dramatically improved. In addition, if the size of the game board is set to be substantially the same as the glass door frame, the game board can be attached and detached only by opening and closing the glass door frame, so that the workability can be further improved. In addition, a control board box is installed on the back side of the game board, and the control board box, the speaker, or the front frame lamp and other connectors for electrical components on the back side of the pachinko machine are arranged on the front side of the game board. If all the necessary wirings can be connected from the front side of the game board, all the work required for exchanging the game board can be performed simply by opening the glass door frame, so that the workability can be further improved.

Further, in the pachinko machine according to the second aspect of the present invention, the decorative parts for decorating the periphery of the game portion of the game board are provided with the engaging projections for fixing the game board, so that the back surface of the frame is provided with the mechanical board and the mechanical board. Can be occupied by related parts. Therefore, the restrictions on the design of the mechanism plate are greatly relaxed, and the parts are dispersed and arranged, which facilitates the assembly work.

[Brief description of drawings]

FIG. 1 is a front view of a pachinko machine.

FIG. 2 is a cross-sectional front view of a pachinko machine cut at a frame portion.

FIG. 3 is an enlarged partial front view of a portion A1 shown in FIG.

FIG. 4 is a sectional view taken along line A2-A2 of FIG.

FIG. 5 is an exploded perspective view showing main parts of an A1 portion shown by an arrow in FIG.

FIG. 6 is a partial front view showing an enlarged portion B1 shown in FIG.

7 is a sectional view taken along line B2-B2 of FIG.

FIG. 8 is an exploded perspective view showing main parts of a B1 portion indicated by an arrow in FIG.

FIG. 9 is a cross-sectional plan view of essential parts showing an optional component according to the first embodiment.

FIG. 10 is a cross-sectional front view of the pachinko machine cut along the frame portion, showing the second embodiment.

FIG. 11 is a cross-sectional plan view of a main portion showing an engaging portion according to a second embodiment.

FIG. 12 is an exploded perspective view of a front frame and a game board showing the third embodiment.

FIG. 13 is an exploded perspective view of essential parts showing an engaging portion of a game board according to a third embodiment.

FIG. 14 is a cross-sectional plan view of essential parts showing an engaging portion of a game board according to a third embodiment.

FIG. 15 is a longitudinal cross-sectional view of a main part showing a part of the decorative component according to the third embodiment.

FIG. 16 is an exploded perspective view of a launch board according to a third embodiment.

17 (a) and 17 (b) show Example 4;
(A) is a partial front view showing an engaging portion of a game board, (b) is a sectional view taken along line XX of (a).

18 (a) and 18 (b) show Example 4;
(A) is a partial front view showing an engaging portion of a game board, (b) is a sectional view taken along line YY of (a).

[Explanation of symbols]

 P ... Pachinko machine 1 ... Front frame 7 ... Cross frame 10 ... Plate stop part 11 ... Game board 19 ... Engaging projection 11a ... Game part 13 ... Decorative parts

Claims (2)

[Claims] 1. A frame which is provided in a frame shape on the back side of the front frame of the pachinko machine, and has a plate stopper projecting from the rear side, and can be fitted and mounted to the frame from the front side of the pachinko machine. A gaming board having a shape, and an engaging projection that is provided on the frame or the gaming board in a projecting manner and that engages with a member on the non-projecting side to integrally connect the two. Is disposed at a position where the pachinko machine can be released from the front side of the pachinko machine. 2. A pachinko machine, wherein engaging parts for fixing the game board are provided on a decorative part for decorating the periphery of the game part of the game board.