JP2972144B2 - Ball game 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 ball game machine such as a pachinko machine, an arrange ball machine and a sparrow ball machine.

[0002]

2. Description of the Related Art In a conventional ball game machine such as a pachinko machine,
A window hole is formed in the upper part of the front frame, and a game board is mounted via a game board mounting frame on the back side of the front frame corresponding to this window hole,
A glass door is provided on the front side of the game board so as to be openable and closable, and an upper plate unit, a lower plate unit, a firing handle of firing means, and the like are provided below the front frame.

[0003] The front frame is formed by bonding a decorative sheet made of celluloid or the like with an adhesive to the front side of a frame body in which a band-like plywood plate is joined vertically and horizontally. Then, a gate-shaped metal frame is fitted into the window hole of the front frame from the front side of the decorative sheet and fixed with screws, and the glass door is pivotally opened and closed freely through the metal frame, and is opposite to the pivot side. The locking means on the side locks the glass door in a closed state.

[0004]

A conventional ball-and-ball game machine employs a structure in which a metal frame is formed in a gate shape, and the metal frame is fitted and fixed in a window hole of a front frame. For this reason, the conventional metal frame becomes very large in shape, and the manufacturing cost of the metal frame itself increases, and there are disadvantages such as complicated handling during assembly.

[0005] In particular, the metal frame is arranged in a gate shape along the window hole of the front frame and in the periphery thereof and is exposed on the front side of the ball game machine. It must be handled carefully so as not to damage or deform it, and the handling is very complicated, in combination with the large size of the metal frame and the gate shape.

[0006] Further, since the gate frame is arranged in a gate shape along the window hole of the front frame and in the peripheral portion thereof, and the metal frame itself is very large, the front side design of the ball game machine is designed by this metal frame. There is also the disadvantage of being constrained or severely impaired. SUMMARY OF THE INVENTION In view of such conventional problems, an object of the present invention is to provide a ball-and-ball game machine capable of reducing the size of a metal frame, reducing manufacturing costs, and facilitating handling during assembly and the like.

[0007]

According to the first aspect of the present invention, a game board 9 is removably provided on a front frame 3 in correspondence with a window hole 6 thereof, and a game board 9 is provided in the window hole 6 of the front frame 3. In the ball game machine in which the glass door 13 is pivotally opened and closed via the metal frame 17, a pivot frame portion 36 for pivotally supporting the glass door 13 and a locking frame portion 37 for locking the glass door 13 are provided with a metal frame. 17 and divide each side of the front frame (3)
A fitting recess (34) for a metal frame (17) is formed on the front side of (32), and a pivot frame (36) and a locking frame (37) are fitted into the fitting recess (34). It is the one that is arranged.

According to a second aspect of the present invention, in the first aspect of the present invention, the pivot frame 36 and the locking frame 37 are connected to the front frame 3.
Are formed in a vertically long strip or rod shape along the left and right side frame portions 32.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the front frame 3 is provided with a front frame.
3, a front frame cover 33 made of synthetic resin is provided to cover the side frame portion 32, the pivot frame portion 36, and the locking frame portion 37 from the front side.

According to a fourth aspect of the present invention, in each of the first to third aspects, each side frame portion 32 of the front frame 3 is provided.
And a pivot frame 36 and a locking frame corresponding to each side frame 32.
The mounting holes 35 and 40 penetrating in the front and rear directions are provided in the front 37, and the front frame cover 33 is provided with boss portions 59 to be fitted in the mounting holes 35 and 40.

According to a fifth aspect of the present invention, in the first aspect, the front frame cover 33 is provided with a pressing portion 58 for pressing the metal frame 17 toward the front frame 3. Things.

[0012]

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 7 illustrate a first embodiment of the present invention. 1 to 4, reference numeral 1 denotes a ball-and-ball game machine main body, which includes a rectangular frame-shaped outer frame 2 and a front frame 3 arranged on the front side of the outer frame 2. The front frame 3 is attached to the outer frame 2 via a pair of upper and lower front frame hinges 4 and 5 on the left end side so as to be detachable and openable.

On the back side of the front frame 3, a game board mounting frame 7 and a game board receiving frame 8 are fixed corresponding to the window holes 6.
The game board mounting frame 7 and the game board receiving frame 8 are for detachably mounting the game board 9, and the game board 9 is detachably fitted to the game board mounting frame 7 and the game board receiving frame 8 from the back side. And is fixed by the back mechanism plate 10. In addition, game board 9
As shown in FIGS. 5 and 6, in addition to a guide rail 11 for guiding a game ball, obstacle nails 12 and the like, game parts such as a variable symbol display means are mounted on the front surface of the game device.

In the window hole 6 of the front frame 3, a glass door 13 for covering the game board 9 mounted on the game board mounting frame 7 and the like from the front side, and a launching means 14 arranged below the game board 9 are provided. An opening / closing plate 16 that covers the firing mechanism 15 and the like is arranged vertically. The glass door 13 and the opening / closing plate 16 are pivotally supported by the front frame 3 via a metal frame 17 so as to be openable and closable, and are locked in a closed state by locking means.
An upper plate unit 18 made of synthetic resin is attached to the opening / closing plate 16,
The upper plate unit 18 includes an upper plate 19 and an upper plate cover 20 that covers the upper plate 19.

On the front side of the lower end of the front frame 3, a lower plate unit 21 and a firing handle 22 of the firing means 14 are arranged on the left and right. The lower plate unit 21 includes a lower plate 23 for receiving game balls overflowing from the upper plate 19, an ashtray 24 for a smoker, and a lower plate cover 25 covering these.

As shown in FIG. 7, the firing handle 22 is provided at the front end of a support cylinder 27 fixed to a mounting plate 26. When the firing handle 22 is rotated, the front frame 3 is turned off.
The firing motor 28 on the back side of the is operated, the hitting hammer 29 of the firing mechanism 15 hits the game ball on the firing rail, and shoots the game ball to the guide rail 11 side. The mounting plate 26 is in contact with the back side of the front frame 3 and the mounting plate 26
A firing mechanism 15 including a firing motor 28, a hammer 29, and the like is attached to the rocket.

The front frame 3 is made of a plywood, and as shown in FIGS. 3 and 4, an upper frame portion 30 and a lower frame portion which are arranged vertically and horizontally to form a window hole 6 for the game board 9. 31 and left and right side frame portions 32 are integrally joined. And the front frame
The lower frame portion 31 is provided with a synthetic resin lower plate cover 25 so as to cover the entire lower frame portion 31 from the front side, and the left and right side frame portions 32 are provided with the respective side frame portions. A front frame cover 33 made of synthetic resin is mounted so as to cover 32 from the front side.

As shown in FIG. 3, fitting recesses 34 for the metal frame 17 are formed on the front side of the front frame 3 on the left and right sides on the front side, and a plurality of mounting holes 35 penetrate back and forth. It is formed. Each fitting recess 34 is formed vertically along each side frame 32 so as to reach a part of the upper frame 30 and the lower frame 31 from the side frame 32. The mounting holes 35 are provided to extend from the respective side frame portions 32 to the upper frame portion 30.
Are provided at positions deviated from the fitting recess 34 at both left and right ends thereof.

The metal frame 17 is, as shown in FIG.
And a locking frame 37 for locking the glass door 13. The front frame 3 and the front frame are fitted into the fitting recess 34 of the front frame 3. The cover 33 is interposed and mounted. The pivot frame portion 36 and the lock frame portion 37 are formed of a band-shaped or rod-shaped metal plate having a length reaching the upper and lower ends of the window hole 6. The pivot frame portion 36 and the lock frame portion 37 have the structure shown in FIG. like,
A groove 38 for the glass door 13 is formed on the inside, and two mountain-shaped ridges 39 are formed on the front side, respectively.
A plurality of mounting holes 40 corresponding to the respective mounting holes 35 are provided. The protruding ridge portion 39 is located near the groove portion 38 and the groove portion 38.
And on the opposite edge side.

The pivot frame 36 has a groove 3 on its side.
Each of the projections 41 is formed, and the glass door 13 and the opening / closing plate 16 are pivotally supported by a hinge shaft 42 inserted vertically through each of the projections 41 so as to be openable and closable. The locking frame 37 has a groove
A lock plate 43 of a locking means is provided on the 38 side so as to be slidable up and down. The lock plate 43 locks an engaging pin between the glass door 13 and the opening / closing plate 16 in a detachable manner.

As shown in FIGS. 5 and 6, the glass door 13 has a glass door frame 45 having an opening 44 and a synthetic resin door mounted on the front side of the glass door frame 45. A cover 46, a glass rail portion 47 fixed to the back side of the glass door frame 45, and a glass rail portion 47 inserted into the glass rail portion 47 from above.
It is composed of two glass plates 48. The opening 44 is
The upper side is formed in an arc shape along the guide rail 11, and the lower side is formed in a square shape.

As shown in FIG. 6, the glass door frame 45 and the door cover 46 are arranged so as to cover the upper frame 30 of the front frame 3 between the left and right front frame covers 33 from the front side when the glass door 13 is closed. The side extends to the upper end side of the front frame 3. In the door cover 46, an opening edge portion 49 that fits into the opening portion 44 of the glass door frame 45 is integrally formed according to the shape of the opening portion 44, and an eave portion 50 that projects forward is provided on the upper side. It is formed in the horizontal direction and its eaves
Illuminated parts 51 are provided two on each of the left and right sides of 50. The glass rail 47 and the door cover 46 are fixed to the glass door frame 45 with screws 52.

As shown in FIGS. 3 and 4, the game board mounting frame 7 has a gate shape which surrounds the window hole 6 of the front frame 3 and is open on the lower side, and a step 53 is formed on the entire inner periphery. Has been
The game board 9 fitted from the back side is pinched and fixed between the step portion 53 and the back mechanism plate 10. In the game board mounting frame 7, a plurality of mounting holes 54 corresponding to the mounting holes 35 on the front frame 3 side are formed in the vertical frame portion and the horizontal frame portion, and the game board receiving frame 8 is detachably fixed. Lock lever
Two 55 are provided on the back side.

The game board receiving frame 8 receives a game board 9 fitted into the game board mounting frame 7 from below, and is disposed below the window hole 6 and at the lower end of the game board mounting frame 7. At both left and right ends of the game board receiving frame 8, mounting holes 56 corresponding to the mounting holes 35 at the lower end of the front frame 3 are formed.

Each of the left and right front frame covers 33 has substantially the same width as the side frame portion 32 so as to cover from the front side along the side frame portion 32 from the lower plate cover 25 to the upper end of the front frame 3 from the front side. It is configured in a front view band shape that is long in the direction. And each front frame cover 33
As shown also in FIG. 5, a peripheral edge 57 abutting on the front side of the front frame 3, a plurality of reinforcing ribs 58 arranged in the left and right direction at predetermined intervals in the vertical direction, 35 for each mounting hole
And a plurality of boss portions 59 protruding to the rear side are integrally formed on the rear side.

Each boss portion 59 has a length slightly shorter than the thickness of the front frame 3 and does not protrude to the rear side of the front frame 3.
Each of the frame portions 36 and 37 is positioned by fitting into each of the mounting holes 40, and is fitted into each of the mounting holes 35 of the front frame 3. The boss portion 59 has a mounting hole for the game board mounting frame 7 and the game board receiving frame 8 in the mounting hole 35 of the front frame 3.
A screw 60 inserted from the back side is screwed into 54, 56,
The front frame cover 33, the game board mounting frame 7 and the game board receiving frame 8 are fastened and fixed to the front and rear of the front frame 3 by the screws 60.

The reinforcing ribs 58 reinforce the front frame cover 33 from the back side, and when the front frame cover 33 is fixed to the front frame 3,
It comes into contact with the ridge portion 39 of each frame portion 36, 37 of the metal frame 17 from the front side,
A pressing portion for pressing and fixing each frame portion to the front frame 3 side is also used. The left front frame cover 33 has a substantially flat shape as a whole so that the center portion is slightly raised from the front frame 3 toward the front side, and the right front frame cover 33 is configured such that the glass door 13 side is higher. A locking cover 61 is attached to a middle part of the projection 61 while projecting in a triangular cross section.

As shown in FIG. 7, a guide duct 62 for guiding game balls overflowing from the upper plate is disposed on the back side of the lower frame portion 31 of the front frame 3, and the guide duct 62 and the lower plate Is the lower frame
It is fixed by a screw 63 with the 31 interposed therebetween. The lower plate cover 25 also serves as a front frame cover that covers the entire lower frame portion 31 from the front side, and integrally includes a plurality of boss portions 64 protruding to the rear side, and each boss portion 64 is attached to the lower frame portion 31. Are fitted in the mounting holes 65. Each boss 65 has a lower frame
Mounting plate 2 for firing handle 22 abutting on the back of 31
6. A screw 67 inserted from the back side is screwed into a back mechanism member such as a clearing switch mounting plate 66, and the lower plate cover 25 and each of the mounting plates 26, 66 are fixed to the lower frame portion 31 by this screw 67. Have been.

In FIG. 2, reference numeral 68 denotes a back cover that covers the game components of the game board 9 from the back side, and 69 denotes a prize ball tank for collecting game balls that have won prize holes or the like of the game board 9. It is attached to the back side of. 70 is a ball payout means for paying out prize balls to the upper plate, 71 is a guide unit for guiding the game balls paid out from the ball payout means 70 to the upper plate 19, and 72 is a prize ball tank for storing prize balls. , 73 is the prize ball tank 72
The award ball tank rails for guiding the award ball from the player to the ball payout means 70, which are mounted on the back side of the back mechanism plate 10.

The ball game machine having the above configuration has the following advantages. This ball game machine has front frame 3 on each side frame
The front frame cover 33 is located on the front side of the lower frame 32, the lower plate cover 25 is located on the front side of the lower frame portion 31, the door cover 46 is located on the front side of the glass door 13, and the upper plate cover 20 is located on the front side of the opening / closing plate 16. Each cover
The design of the front side of the entire ball game machine can be freely determined by 20, 25, 33, 46 shapes. Especially each cover 2
Since 0, 25, 33, and 46 are made of synthetic resin, it is possible to relatively easily select and determine a design within a range in which a gold forming shape is possible.

Therefore, compared with the case where the decorative sheet is adhered to the conventional frame made of plywood to form the front frame 3, each cover 20, 25, 33, 46 has a three-dimensional effect, such as giving a three-dimensional effect. The front side of the gaming machine can be finished in a luxurious and innovative design full of texture and volume.

The front frame cover 33 is located above the lower plate cover 25 on the front side of the lower frame portion 31 of the front frame 3.
The respective frame portions 36, 3 of the metal frame 17 together with the respective side frame portions 32 of the front frame 3
7 is covered from the front side, so that the metal frame 17 is not exposed to the front side, and the front side of the front frame 3 made of a conventional plywood is compared with the ball game machine in which the decorative sheet is attached to the front side. The design can be prevented from deteriorating. Therefore, the design of the front side of the ball game machine is greatly improved, and a high quality ball game machine can be easily manufactured.

Further, the glass door 13 extends integrally beyond the upper end side of the window hole 6 of the front frame 3 to the upper end of the front frame 3, and this glass door 13 allows the upper frame portion 30 of the front frame 3 to be moved from the front side. Because it covers, the cover for covering the upper frame portion 30 of the front frame 3 from the front side becomes unnecessary, thereby reducing the number of parts,
The production cost can be reduced and the efficiency of the assembling work can be increased.

In particular, while the glass frame 13 covers the upper frame portion 30 of the front frame 3 from the front side, the left and right front frame covers 33 extend to the upper end of the front frame 3, so that the front side of the ball game machine is The number of dividing lines that enter is reduced, and the design of the front side of the ball game machine is cleaner. Moreover, since the glass door 13 is integrally extended upward from the window hole 6, an eaves section 50 with an electric decoration section 51 can be provided on the upper side of the door cover 46, etc.
The decorative property on the upper side of the ball game machine can be easily secured.

Bosses 59 integrally formed with each front frame cover 33
Into the mounting holes 35, 40 of the front frame 3 and the metal frame 17, and screw the screws 60 inserted through the mounting holes 54, 56 of the game board mounting frame 7 and the game board receiving frame 8 from the back into the boss portion 59. The front frame cover 33, the metal frame 17, the game board mounting frame 7 and the game board receiving frame 8 before and after the front frame 3 can be fixed to the front frame 3 at once by fastening the screws 60. Workability at the time of assembling is remarkably improved, and easy and efficient assembling work is possible.

Moreover, when the used ball game machine is disassembled and the synthetic resin material or the like is reused, by removing the screw 60, the front frame cover 33, the metal frame 17, the game board mounting frame 7, and Since the game board receiving frame 8 can be separated from the front frame 3, the disassembling operation is also easy. For this reason, there is an advantage that the cost required for disassembling the ball-and-ball game machine is greatly reduced, and the material can be easily reused in terms of cost.

The boss portion 59 has such a thickness that it does not protrude to the back side of the front frame 3, and the amount of protrusion from the front frame cover 33 to the back side is small, so that the boss portion 59 is integrally provided on the back side of the front frame cover 33. Nevertheless, the front frame cover 33 before assembly is easy to handle, and the screws 60 are screwed into the boss portions 59 in the mounting holes 35 of the front frame 3 in the assembled state. It is also possible to prevent the boss portion 59 from being sheared by an external force applied to the boss portion 59 or the like.

Further, the metal frame 17 is divided into a pivot frame portion 36 for pivotally supporting the glass door 13 and a locking frame portion 37 on the locking means side, and each of the frame portions 36, 37 is formed in a vertically long belt-like shape. Since it is configured in a rod shape, the metal frame 17 is very simple and small compared to the case where a gate-shaped metal frame that fits into the conventional window hole 6 is used, and the metal frame 17 can be easily and inexpensively manufactured. It can be manufactured, and its manufacturing cost can be greatly reduced.

A mounting hole 40 is formed in the pivot frame 36 and the locking frame 37 of the metal frame 17, and a front frame cover 33 is formed in the mounting hole 40.
Since the boss portion 59 is fitted and positioned, the metal frame 17 is divided into the left and right pivot support frame portions 36 and the lock frame portion 37, but the pivot support frame portion 36 and the lock frame Part 37 and each side frame part of front frame 3
32 can be reliably positioned along the glass door 13 and open / close plate
The opening and closing and locking of the glass door 13 and the opening and closing plate 16 can be performed smoothly and reliably by preventing the inclination of the glass 16 and the like.

Since the boss portion 59 is fitted in the mounting hole 35 of the front frame 3, the mounting holes of the pivot frame portion 36 and the locking frame portion 37 are simply provided.
Compared to the short case of just fitting to 40, the pivot frame 36,
Even when the locking frame portion 37 does not come off the boss portion 59 and a large external force is applied to the metal frame 17 when the glass door 13 is opened and closed, the load on the boss portion 59 can be reduced, and the boss portion 59 can be broken. Can be easily prevented.

Each side frame 32 of the front frame 3 has a fitting recess for the metal frame 17.
Since the pivot frame 36 and the locking frame 37 of the metal frame 17 are fitted into the fitting concave portions 34, respectively, the pivot frame of the metal frame 17 is formed.
It is possible to use a thinner plate and a rigidity secured by the ridge 39 for the locking frame 36 and the locking frame 37, which is equivalent to dividing the left and right pivoting frame 36 and the locking frame 37. In addition, the manufacturing cost of the metal frame 17 can be significantly reduced.

In addition, the pivot frame 36 and the locking frame 37 of the metal frame 17
Not only forms a groove 38 into which the edge of the glass door 13 fits, but also has two ridges on this groove 38 side and the opposite side.
While the protrusion 39 is formed in the vertical direction, the protrusion 39 is pressed toward the front frame 3 by the reinforcing rib 58 of the front frame cover 33, so that the pivot frame 36 and the locking frame 37 are rattled in the front-rear direction. Thus, the pivot frame 36 and the locking frame 37 can be reliably sandwiched and fixed between the front frame 3 and the front frame cover 33.

Further, since the ridge portion 39 has a mountain shape and the top portion is pressed by the reinforcing rib 58 of the front frame cover 33, the thickness of the pivot support frame portion 36 and the locking frame portion 37 is compared with the thickness. If a thin material is used, when the screw 60 is tightened,
39 can be elastically deformed, and even if there is some manufacturing error, the peripheral portion 57 of the front frame cover 33 is fixed to the front side of the front frame 3 while fixing the pivot frame portion 36 and the locking frame portion 37. Can be reliably contacted.

The lower plate cover 25 is also provided with a boss portion 64, and the boss portion 64 is fitted into the mounting hole 65 of the front frame 3 and inserted through the back mechanism member such as the mounting plate 26 of the firing handle 22 from behind. Since the screw 67 is screwed into the boss 65 and solidified, the lower plate cover 25 and the back mechanism member can be simultaneously fixed to the front and back of the front frame 3 by tightening the screw 67.

FIG. 8 illustrates a second embodiment of the present invention,
The boss portion 59 of the front frame cover 33 is protruded from the back side of the front frame 3, and the boss portion 59 is fitted into the mounting hole 54 of the game board mounting frame 7. In this case, the protrusion amount of the boss portion 59 becomes slightly large, but the boss portion 59 is attached to the mounting hole 54 of the game board mounting frame 7.
And then screw it from the back of the game board
Since the screw 60 is inserted and tightened, the game board mounting frame 7 can be positioned by the boss 59 before the screw 60 is tightened. Therefore, the screws 60 can be tightened after the relative positions of the front frame cover 33, the metal frame 17, and the game board mounting frame 7 with respect to the window holes 6 of the front frame 3 can be securely determined. Easy.

The embodiment of the present invention has been described above, but the present invention is not limited to this embodiment.
For example, the shape of the front side of the front frame cover 33 can be freely changed according to the design of the entire ball game machine.

As the glass door 13, it is possible to use a glass door having a size corresponding to the window hole 6 of the front frame 3 as in the prior art. Further, in each of the embodiments, the ball-and-ball game machine has been described. However, it goes without saying that a pachinko machine, an arrangement ball machine, and the like can be implemented in exactly the same manner.

[0049]

According to the first aspect of the present invention, the front frame is provided.
3, a game board 9 is detachably provided corresponding to the window hole 6, and a glass door 13 is inserted into the window hole 6 of the front frame 3 through a metal frame 17.
In a ball-and-shooter that pivots open and close, the glass door 13
Since the metal frame 17 is divided into a pivot frame 36 for pivoting and a locking frame 37 for locking the glass door 13, the size of the metal frame 17 can be reduced compared to the conventional gate shape, and it can be manufactured. The cost can be reduced, and the handling of the pivot frame portion 36 and the locking frame portion 37 can be facilitated during assembly and the like. A fitting recess 34 for the metal frame 17 is formed on the front side of each side frame portion 32 of the front frame 3.
Since the pivot frame portion 36 and the locking frame portion 37 are fitted and arranged in 34, the thickness of the material is reduced to the pivot frame portion 36 and the locking frame portion 37, and the rigidity is achieved by the ridge portion 39. Can be used, and the manufacturing cost of the metal frame 17 can be greatly reduced in combination with the division into the pivot frame portion 36 and the locking frame portion 37.

According to the second aspect of the present invention, in the first aspect, the pivot frame portion 36 and the locking frame portion 37 are vertically moved along the left and right side frame portions 32 of the front frame 3. Since it is formed in a band shape or a rod shape which is long in the direction, the shapes of the pivot frame portion 36 and the lock frame portion 37 are very simple and can be easily manufactured.

According to the third aspect of the present invention, in the first or second aspect of the present invention, the side frame portion 32 and the pivot frame portion 36 of the front frame 3 are provided on the front side of the front frame 3. Since the front frame cover 33 made of synthetic resin that covers the locking frame portion 37 from the front side is attached, the metal frame 17 is not exposed to the front side, and the front frame cover 33 enhances the design of the front side. Can be good.

According to the present invention described in claim 4, in the invention described in any one of claims 1 to 3, each side frame portion 32 of the front frame 3 and a pivot corresponding to each side frame portion 32. Since mounting holes 35 and 40 penetrating in the front and rear directions are provided in the supporting frame portion 36 and the locking frame portion 37 correspondingly, and the front frame cover 33 is provided with the boss portions 59 to be fitted in the mounting holes 35 and 40. Although the metal frame 17 is divided into the pivot frame portion 36 and the locking frame portion 37, the pivot frame portion 36 and the locking frame portion 37 of the metal frame 17 are reliably positioned by the front frame cover 33. The inclination of the glass door 13 can be prevented.

According to the fifth aspect of the present invention, in the first aspect, the front frame cover 33 is provided.
Further, since the pressing portion 58 for pressing the metal frame 17 against the front frame 3 is provided, it is possible to reliably prevent the pivot frame 36 and the locking frame 37 from rattling in the front-rear direction. The pivot frame portion 36 and the locking frame portion 37 can be securely sandwiched and fixed between them.

[0054]

[Brief description of the drawings]

FIG. 1 is a perspective view of a ball game machine showing a first embodiment of the present invention.

FIG. 2 is a rear view of the ball game machine showing the first embodiment of the present invention.

FIG. 3 is an exploded perspective view of a front frame and the like showing the first embodiment of the present invention.

FIG. 4 is a perspective view of the back side of the front frame showing the first embodiment of the present invention.

FIG. 5 is an enlarged sectional view taken along line AA of FIG. 1;

FIG. 6 is an enlarged sectional view taken along line BB of FIG. 1;

FIG. 7 is an enlarged sectional view taken along line CC of FIG. 1;

FIG. 8 is a sectional view of a main part showing a second embodiment of the present invention.

[Explanation of symbols]

 3 Front frame 6 Window hole 9 Game board 13 Glass door 17 Metal frame 32 Side frame 33 Front frame cover 34 Fitting recess 35,40 Mounting hole 36 Pivot frame 37 Locking frame 58 Pressing section 59 Boss

Claims (5)

(57) [Claims] A game board (9) is provided in the front frame (3) so as to be detachable corresponding to the window hole (6), and a window hole in the front frame (3) is provided.
(6) In a ball game machine in which a glass door (13) is pivotally opened and closed via a metal frame (17), a pivot frame portion (36) for pivoting the glass door (13), and a glass door The metal frame (17) is divided into a locking frame (37) for locking the (13) and a fitting recess for the metal frame (17) is provided on the front side of each side frame (32) of the front frame (3). (34) to form the fitting recess (34)
A ball game machine characterized in that a pivot frame portion (36) and a locking frame portion (37) are fitted and arranged therein. 2. A front frame comprising a pivot frame (36) and a locking frame (37).
The ball game machine according to claim 1, characterized in that the ball game machine is formed in a vertically long band or rod shape along the left and right side frame portions (32). The front frame (3) is provided with a side frame (32), a pivot frame (36) and a locking frame (37) on the front side of the front frame (3). The ball game machine according to claim 1 or 2, further comprising a resin front frame cover (33). 4. The front frame (3) penetrates through the side frame portions (32), the pivot frame portion (36) and the locking frame portion (37) corresponding to the side frame portions (32) forward and backward. Mounting holes (35) and (40) are provided correspondingly, and bosses that fit into the mounting holes (35) and (40) on the front frame cover (33)
The ball game machine according to any one of claims 1 to 3, further comprising (59). 5. A metal frame (17) is attached to the front frame (3) on the front frame cover (33).
The ball game machine according to any one of claims 1 to 4, wherein a pressing portion (58) for pressing the side is provided.