JP4080407B2 - Ball passage lid structure in tank rail of pachinko machine - Google Patents

Description

  The present invention relates to a ball passage lid structure in a tank rail of a pachinko machine.

  The pachinko machine has a ball tank for storing game balls supplied from the island facility, and an upper surface for guiding the game balls stored in the ball tank to the game ball dispensing device disposed below while rectifying the game balls in two rows. An open tank rail is provided, and a ball baffle plate that aligns the game balls so that they do not overlap and move downstream of the tank rail, and the flow of the pachinko machine is temporarily stopped by intervening in the ball passage of the rail. A ball stop piece is provided.

  By the way, the game ball payout device may be removed from a known mechanism plate arranged on the back of the game board at the time of inspection, repair, etc., and at that time, the upstream game balls will not flow and be scattered. For this purpose, the ball stop piece is provided.

  In JP-A-7-275466, a shaft formed integrally with a ball stop piece is inserted into a bearing portion provided at the rear end of the ball current plate, and the ball stop piece can be rotated with respect to the ball current plate. In addition, a structure is disclosed in which the ball rectifying plate and the ball stop piece are attached to the tank rail together by inserting the shaft end portion of the ball stop piece into a through hole formed in the side wall of the tank rail.

However, since the tank rail of a conventional pachinko machine has a structure using two members, a ball current plate and a ball stop piece, the manufacturing cost is high.
JP-A-7-275466

  An object of the present invention is to provide a ball path lid structure in a tank rail of a pachinko machine that contributes to a reduction in manufacturing cost by performing straightening and ball stop of a game ball with one member.

In order to achieve the above object, the invention described in claim 1 is a tank having an open upper surface for guiding the game balls stored in the ball tank to a plurality of rows while rectifying the game balls to a plurality of rows. In a pachinko machine provided with a rail, and provided with a ball passage lid at the downstream position of the tank rail, which can cover or open a part of the upper surface of the rail and has a function of stopping the flow of game balls in the rail ,
A fitting hole into which a game ball can enter is formed on the outer wall of the curve rail portion provided at the downstream position of the tank rail,
The ball passage lid is formed with a shaft cylinder or a cylindrical portion at the front end of the strip-shaped lid portion, the rear end of the lid portion is curved downward to form a protrusion at the lower end, and on the lower surface of the lid portion. A partition wall extending from the front end to the rear end is formed along the row of the tank rails, and is provided so as to be rotatable in the vertical direction around the shaft cylinder or the cylinder part.
In a state where a part of the upper surface of the tank rail is covered with the ball passage cover, the protrusion faces the position where the fitting hole is closed and allows the game ball to pass downstream, while the ball passage cover. with the state in which a part was opened with the upper surface of the tank rail is rotated moves upward, the protrusion by advancing the game ball is retracted from the fitting hole in the fitting hole, in that the fitting hole The game ball that has entered enters the ball path of the tank rail and is prevented from passing the subsequent game ball.

In order to achieve the same object, the invention described in claim 2 corresponds to the locking portion formed at the rear end of the ball passage lid in the ball passage lid structure of the tank rail of the pachinko machine according to claim 1. Engaging portions are provided in at least two places on the tank rail, and the protruding portions are provided so as to face the positions closing the fitting holes by engaging the engaging portions with one engaging portion, it is characterized in that the projecting portion and the game ball is retracted from the engagement hole and configured to enter to the fitting hole by engaging the other engagement portion thereof engaging portion .

In order to achieve the same object, the invention described in claim 3 is the ball passage lid structure in the tank rail of the pachinko machine according to claim 2, wherein the locking part is elastically deformed via the connecting part. It is formed integrally with the rear end of the lid portion .

(Invention of Claim 1)
The ball passage cover structure in the tank rail of this pachinko machine has a simple structure in which the rectification and stop of the game ball are performed by a single sphere rectifier cover, so that the two members of the ball rectifier plate and the ball stop piece are The manufacturing cost can be reduced as compared with the conventional structure used.

(Invention of Claim 2)
The ball passage lid structure in the tank rail of this pachinko machine has a position where the projection of the ball passage lid closes the fitting hole of the tank rail and allows the game ball to pass downstream, and the projection is fitted into the fitting hole. Thus, there is an advantage that it is possible to easily move the game ball into the fitting hole and convert it to the position where the ball is to be stopped, and to position them reliably.

(Invention of Claim 3)
Since the ball passage lid structure in the tank rail of this pachinko machine has a simple structure in which a positioning locking portion is integrally formed at the rear end of the ball passage lid, it is suitable for mass production and the manufacturing cost is low.

  The best mode of the present invention will be described below with reference to the drawings. 1 to 5 are related to a first embodiment, FIGS. 6 to 9 are related to a second embodiment, FIG. 1 is a schematic rear view of a pachinko machine to which the present invention is applied, and FIG. 2 is a tank. FIG. 3 is a perspective view of the ball passage lid, FIG. 4 is a plan view of FIG. 2, FIG. 5 is an explanatory view showing a ball stop state, and FIG. 6 is the vicinity of the tank rail and the ball passage lid. FIG. 7 is a plan view of FIG. 6, FIG. 8 is an explanatory view showing a ball stop state, and FIG. 9 is an explanatory view showing a state where the ball passage cover is largely opened.

(First embodiment)
In FIG. 1, the pachinko machine p to which the ball passage lid structure in the tank rail of the present invention is applied has a game board (not shown) detachably provided on the back surface of the front frame 1 in the same manner as the configuration of the conventional pachinko machine. A mechanism plate (not shown) is provided on the back side of the game board so as to be freely opened and closed. The mechanism plate includes a ball tank 2 that stores game balls supplied from the island facility, and a game ball dispensing device 80 that is arranged below while rectifying the game balls stored in the ball tank 2 in two rows. A tank rail 10 for guiding is attached.

  The tank rail 10 is formed in a bowl shape having an upper surface opened by a side wall 10a fixed to the mechanism plate 3, a bottom wall 10b, and a side wall 10c on the front side, and a partition wall 10d extends from the bottom wall 10b to a longitudinal direction. Two rows of ball passages 11 and 11 are provided protruding in the center of the direction (FIG. 4). As shown in FIG. 2, a curved rail portion 12 is provided at a downstream position of the tank rail 10, and a fitting hole 13 in which an upper side where a game ball can enter is opened on the outer wall 12 a of the curved rail portion 12. Forming. 14 is a substantially U-shaped frame piece integrally formed so as to extend outward from the side wall 10a and the side wall 10c at the outer wall 12a, and 15 is an engaging portion provided on the frame piece 14. . Reference numeral 16 denotes a ball outlet at the lower end of the curve rail portion 12.

  The plastic ball passage cover 18 shown in FIG. 2 and FIG. 3 has a function of covering or opening a downstream portion as a part of the upper surface of the tank rail 10 and stopping the flow of the game ball a in the rail 10. It is what you have. As shown in FIG. 3, the ball passage cover 18 is formed with a shaft cylinder 20 extending in the width direction at the front end of a band plate-shaped lid portion 19 and curved at a substantially right angle at the rear end thereof. A locking portion 23 is integrally formed through a reverse U-shaped connecting portion 22 that is elastically deformable and extends upward from the protruding portion 21. A partition wall 24 extending from the front end to the rear end is integrally formed at the center of the lower surface of the ball passage cover 18.

  As shown in FIGS. 2 and 4, the ball passage cover 18 is rotatably attached by tightening a screw shaft 26 passed through the shaft cylinder 20 to a boss 4 formed on the front surface of the mechanism plate 3. The engaging portion 23 is engaged with the engaging portion 15 of the tank rail 10 so that the game ball a in the ball passage 11 can be smoothly passed. Reference numeral 5 denotes a stopper provided on the front surface of the mechanism plate 3. The stopper 5 is provided so that the amount of upward movement of the ball path lid 18 is regulated.

As described above, the ball passage lid structure in the tank rail of the pachinko machine according to the first embodiment is configured.
Next, the operation of the ball passage lid structure in the tank rail of this pachinko machine and the operation method of the ball passage lid will be described.

(In the case of normal game ball payout)
As shown in FIG. 2, the ball passage cover 18 is in a state of covering the downstream portion of the tank rail 10 by engaging the engaging portion 23 with the engaging portion 15 of the tank rail 10. In this case, the protruding portion 21 of the ball passage cover 18 faces the position where the fitting hole 13 is blocked, and the game ball a in the ball passage 11, 11 passes through the guide rod 8 downstream from the ball outlet 16. It is guided to the game ball payout device 80.

(When using a ball stopper)
As shown in FIG. 5, when the locking portion 23 of the ball passage lid 18 is removed from the engaging portion 15 of the tank rail 10, the protrusion 21 of the ball passage lid 18 moves backward from the fitting hole 13. As a result, the game ball a enters the fitting hole 13 and pushes the ball passage cover 18 upward to be held between the bottom of the fitting hole 13 and the projection 21 and the game ball a However, the subsequent game ball a is prevented from passing and stops at that position. This state is referred to as a so-called “ball stop state”.

(Second Embodiment)
The ball passage lid structure in the tank rail of this embodiment is different from the ball passage lid structure in the tank rail of the first embodiment described above mainly in terms of the support and positioning configuration of the ball passage lid. .

  The tank rail 50 is formed in a bowl shape having an upper surface opened by a side wall 50a fixed to the mechanism plate 3, a bottom wall 50b, and a front side wall 50c, and a partition wall 50d extends from the bottom wall 50b. Two rows of ball passages 51 and 51 are provided so as to protrude in the center of the direction (FIG. 7). As shown in FIG. 6, a curved rail portion 52 is provided at a downstream position of the tank rail 50, and a fitting hole 53 in which an upper side where a game ball can enter is opened on the outer wall 52 a of the curved rail portion 52. Forming. Reference numeral 54 denotes a ball outlet at the lower end of the curve rail portion 52. On the side wall 50a and the side wall 50c upstream by a predetermined distance from the curve rail portion 52, a support piece 55 formed with an elongated hole 56 in the vertical direction is provided so as to extend.

  As shown in FIGS. 6 and 7, this spherical passage cover 60 is formed with a cylindrical portion 62 having stepped holes 63 formed at both ends at the front end of a strip-like lid portion 61. A rear end is bent at a substantially right angle to form a protrusion 64 at the lower end, and a locking portion 66 is integrally formed via an elastically deformable reverse U-shaped connecting portion 65 extending upward from the protrusion 64. Yes. A partition wall 67 from the front end to the rear end is integrally formed at the center of the lower surface of the ball passage cover 60.

  As shown in FIG. 7, the ball passage cover 60 is vertically moved by engaging the balls 68 and 68 accommodated in the large diameter portions of the stepped holes 63 and 63 with the long holes 56 and 56 of the tank rail 50, respectively. It is mounted so that it can move and rotate.

  A locking piece 70 is integrally formed on the front surface of the mechanism plate 3. A first engagement groove 71 and a second engagement groove 72 as engagement portions are provided on the inner side of the locking piece 70 in an obliquely vertical direction.

Thus, in the ball passage lid structure in the tank rail of the second embodiment, the protrusion of the ball passage lid 60 is obtained by engaging the locking portion 66 of the ball passage lid 60 with the first engagement groove 71. 64 is provided so as to face the position where the fitting hole 53 is closed, and the engaging portion 66 is engaged with the second engaging groove 72 so that the projecting portion 64 is retracted from the fitting hole 53 to play the game ball a. Can be made to enter the fitting hole 53.
Next, the operation of the ball passage lid structure in the tank rail of this pachinko machine and the operation method of the ball passage lid will be described.

(In the case of normal game ball payout)
As shown in FIG. 6, the ball passage cover 60 is in a state of covering the downstream portion of the tank rail 50 by engaging the locking portion 66 with the first engagement groove 71. In this case, the protrusion 64 of the ball passage cover 60 faces the position where the fitting hole 53 is closed, and the game ball a in the ball passage 51, 51 passes through the guide rod 8 downstream from the ball outlet 54. It is guided to the game ball payout device 80.

When the game balls a overlap in the ball passages 51, 51, the ball passage lid 60 swings in the vertical direction with the locking portion 66 of the ball passage lid 60 as a fulcrum so that the game ball a flows down smoothly. The sphere leveling action occurs.

(When using a ball stopper)
As shown in FIG. 8, when the engaging portion 66 of the ball passage cover 60 is removed from the first engagement groove 71 and engaged with the second engagement groove 72, the protrusion 64 of the ball passage cover 60 is fitted. Retreat from hole 53. As a result, the game ball a enters the fitting hole 53 and pushes the ball passage cover 60 upward to be held between the bottom of the fitting hole 53 and the protrusion 64, and the game ball a However, since it protrudes into the ball passages 51, 51, the subsequent game ball a is blocked from passing and stops at that position.

(In case of inspection / repair)
In the case of inspection / repair or the like, the locking portion 66 of the ball passage lid 60 is removed from the second engagement groove 72 and lifted upward to remove, for example, the screw c mixed in the ball passage 51.

  As described above, the ball passage cover structure in the tank rail of this pachinko machine has a simple structure in which the game ball is straightened and stopped by a single ball straightening lid, thereby reducing the manufacturing cost. Can be planned.

Outline rear view of a pachinko machine to which the first embodiment of the present invention is applied Front view of the vicinity of the tank rail and the ball passage lid in the first embodiment The perspective view of the ball passage lid in the first embodiment Plan view of FIG. Explanatory drawing which shows the ball stop state in the first embodiment Front view near tank rail and ball passage lid in second embodiment Plan view of FIG. Explanatory drawing which shows the ball stop state in the second embodiment Explanatory drawing which shows the state which open | released the bulb | ball channel | path cover in 2nd Embodiment largely

Explanation of symbols

p ... Pachinko machine 2 ... Ball tank 3 ... Mechanism plate 10, 50 ... Tank rail 11, 51 ... Ball passage 12, 52 ... Curve rail part 13, 53 ... Fit Joint hole 15 ... engaging portion 18, 60 ... ball passage lid 21, 64 ... projection (part of the ball passage lid)
22, 65 ... connecting parts 23, 66 ... locking part 71 ... first engaging groove (engaging part)
72 ... 2nd engagement groove (engagement part)
80 ... Game ball dispensing device a ... Game ball

Claims (3)

A tank rail having an open upper surface for guiding the game balls stored in the ball tank to a plurality of rows while rectifying the game balls to a game ball dispensing device disposed below is provided, and the upper surface of the rail is positioned downstream of the tank rail. In a pachinko machine provided with a ball passage lid that can cover or open a part of the ball and has a function of stopping the flow of game balls in the rail,
A fitting hole into which a game ball can enter is formed on the outer wall of the curve rail portion provided at the downstream position of the tank rail,
The ball passage lid is formed with a shaft cylinder or a cylindrical portion at the front end of the strip-shaped lid portion, the rear end of the lid portion is curved downward to form a protrusion at the lower end, and on the lower surface of the lid portion. A partition wall extending from the front end to the rear end is formed along the row of the tank rails, and is provided so as to be rotatable in the vertical direction around the shaft cylinder or the cylinder part.
In a state where a part of the upper surface of the tank rail is covered with the ball passage cover, the protrusion faces the position where the fitting hole is closed and allows the game ball to pass downstream, while the ball passage cover. with the state in which a part was opened with the upper surface of the tank rail is rotated moves upward, the protrusion by advancing the game ball is retracted from the fitting hole in the fitting hole, in that the fitting hole A ball path lid structure in a tank rail of a pachinko machine, wherein the game ball that has entered enters the ball path of the tank rail and blocks the passage of subsequent game balls. Engagement portions corresponding to locking portions formed at the rear end of the ball passage lid are provided in the tank rail at at least two locations, and the protruding portions are engaged by engaging the locking portions with one of the engaging portions. the fitting hole but provided so as to face the position for closing the fitting hole, the game ball with the projecting portion is retracted from the engagement hole by engaging the engaging portion on the other engagement portion The ball path lid structure in the tank rail of the pachinko machine according to claim 1, wherein the ball path lid structure is configured to enter into the tank rail. The ball passage lid structure for a tank rail of a pachinko machine according to claim 2, wherein the locking portion is formed integrally with a rear end of the lid portion via a connecting portion that can be elastically deformed.

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