JP2008093140A - Pachinko machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To securely lock a front door and a supporting frame of a game board unit while enhancing security. <P>SOLUTION: A body unit is removed from a body first by releasing a locking of the front door and the body for opening the front door. In this state, the upper and lower levers for fixing the supporting frame are rotated so as to release engagement with a fixing pin on the body side. The game board unit is drawn out forward so that the unit is removed from the body. After the unit is removed, a lock lever 25 is slid upward while the front door is closed so that the lock lever 25 is slid from a lock releasing position to a locking position. Thereby, the front door is locked and fixed to the supporting frame. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a pachinko machine that is used in a pachinko parlor and plays with a game ball.

  The goto action which raises the winning rate of game balls by making foreign objects such as piano wires enter between the main body of the pachinko machine and the front door has become a social problem. If goto acts are performed, the profits of the pachinko parlors will be lost, and the fairness to the players will be lost, so it is necessary for each manufacturer to provide pachinko machines with mechanisms and functions to prevent this. ing. As an example of a mechanism for preventing foreign matter entry, for example, as disclosed in Patent Document 1, it is proposed to form a rib on the front door so as to eliminate a gap between the front door and the pachinko machine body.

  By the way, in recent years, pachinko machines have been provided in which a game board unit in which a holding frame for holding a game board and an openable / closable front door that exposes the board surface of the game board are unitized is replaced when the model is changed. In such a pachinko machine, it is possible to renew the design of the pachinko machine while diverting parts and devices that can be shared with multiple models, so compared to the case where only the game board is replaced when replacing the model as before And make the player feel fresh. In pachinko machines that incorporate a game board unit, the game board unit is carried as a single unit when changing models, so that the front door is held for convenience of carrying and preventing the glass attached to the front door from being damaged. A lock mechanism is provided that is fixed to the frame and locked so that it cannot be opened and closed. Here, an example of the lock mechanism will be described.

  As shown in FIG. 9, the game board unit 100 includes a game board 101, a holding frame 102 that holds the game board 100, and a front door 103 that is pivotally attached to the holding frame 102. A glass window 104 is attached to the front door 103. In a state where the game board unit 100 is attached to the pachinko machine body (not shown), the front door 103 is locked to the pachinko machine body by the locking device so that it cannot be opened and closed. On the other hand, in a state in which the game board unit 100 is detached from the pachinko machine body, the front door 103 is fixed to the pachinko machine body by the lock mechanism 105 and locked so as not to be opened and closed.

As shown in FIGS. 10 to 12, the lock mechanism 105 is erected at the end of the free end side on the back of the front door 103 and the rotatable lock lever 106 provided on the front surface of the holding frame 102. It consists of a lock pin 107. The lock lever 106 rotates between a lock position (a position indicated by a solid line in FIG. 9) to be locked with the lock pin 107 and a lock release position at which the lock is released. When the lock lever 106 is rotated to the lock position when the front door 103 is closed, the front door 103 is fixed to the holding frame 102 and is locked so that it cannot be opened and closed.
JP 2005-168717 A

  By the way, in the pachinko machine as described above, a foreign matter intrusion prevention rib 108 is formed on the edge of the front door 103 on the free end side so as to protrude from the rear side and prevent foreign matter from entering from the outside. Since the foreign matter entry prevention rib 108 is on the rotation track 106, it is necessary to provide the notch 108 a on the foreign matter entry prevention rib 108 to prevent the lock lever 106 from contacting the foreign matter entry prevention rib 108. For this reason, it is possible to arrange the lock lever 106 on the inner side so as not to contact the foreign object intrusion prevention rib 108, or to reverse the rotation direction of the lock lever 106, but it is necessary to narrow the game area 101a of the game board 101. Will occur. And it is not preferable to narrow the game area 101a in order to increase the interest of the player in the game.

  The present invention has been made to solve the above-described problems, and an object thereof is to provide a pachinko machine capable of reliably locking the front door and the holding frame of the game board unit while enhancing security. .

  The pachinko machine of the present invention has a gaming board, a holding frame that holds the gaming board and is detachably attached to the main body of the gaming machine, and is pivotally attached to the front side of the holding frame to expose the board surface of the gaming board to the outside. A game board unit comprising an openable / closable front door, wherein the game board unit includes a lock mechanism that fixes the front door to a holding frame so that the front door cannot be opened and closed; In the pachinko machine that has a first foreign object intrusion prevention rib that protrudes to the rear side of the edge and prevents foreign objects from entering from the outside, the locking mechanism is a side end of the front door on the free end side. A lock pin standing on the back surface and a lock lever provided on the front surface of the holding frame so as to face the lock pin and capable of sliding operation are provided, and the guide rib for restricting the slide direction of the lock lever is held on the holding pin. frame Formed on the side edge on the free end side of the side edges, and formed on the holding frame a notch that exposes the operation portion of the lock lever to the back side of the holding frame, A sliding operation is performed between a lock position where the lock pin is locked and a lock release position where the lock is released.

  The lock lever is preferably formed with a second foreign matter entry prevention rib that faces the first foreign matter entry prevention rib and prevents entry of foreign matter from the outside.

  Further, it is preferable that the lock lever moves to the lock position when slid upward, and moves to the lock release position when slid downward.

  The pachinko machine of the present invention is provided with a lock lever that is slidably operated between a lock position for locking the lock pin of the front door and a lock release position for releasing the lock. It is no longer necessary to cut out the foreign matter entry prevention rib, and the front door and the holding frame of the game board unit can be securely locked while improving security.

  In addition, since the lock lever has a second foreign matter entry prevention rib that faces the first foreign matter entry prevention rib of the front door, the foreign matter entry prevention ribs of the front door and the lock lever should be prevented. Security is possible.

  The lock lever moves to the locked position when slid upward, and moves to the unlocked position when slid downward. It is possible to prevent it from being impossible to move to and opening the front door, and it is possible to improve convenience when the game board unit is attached.

  As shown in FIG. 1, the pachinko machine 10 includes a main body (pachinko machine main body) 11. A game board 12 is attached to the main body 11. On the front surface of the game board 12, a game area 12a surrounded by a well-known rail is provided. Although not shown in detail, the game area 12a is provided with a symbol display device, a winning opening, an attacker, an out port, a game nail, a windmill, and the like. The game board 12 is covered with a front door 13 that can be freely opened and closed, and the board surface of the game board 12 can be visually recognized through the glass window 14 of the front door 13, whereby the game area 12a can be visually recognized from the outside. In addition to the game board 12 and the front door 13, a game ball tray 15, an operation handle 16 for firing the game ball, and the like are attached to the main body 11.

  As shown in FIGS. 2 and 3, the pachinko machine 10 includes a game board unit 20. The game board unit 20 includes a game board 12, a front door 13, and a holding frame 21, and these are unitized and detachably attached to the main body 11.

  The holding frame 21 is fitted into the main body 11 and stored in the main body 11. A front door 13 is pivotally attached to the front side of the holding frame 21 on one side end side thereof. A game board 12 is attached to the holding frame 21. The game board 12 is sandwiched between a game board receiving part 22 formed on the holding frame 21 and a leaf spring (not shown), with one side end (the shaft side of the front door 13) being sandwiched, and the other side end ( The free end side of the front door 13 is fixed by rotating levers 23 provided at two upper and lower portions of the holding frame 21. A board case 12b containing a control board, a protective cover 12c, and the like are attached to the back of the game board 12.

  In a state where the game board unit 20 is attached to the main body 11, the front door 13 is locked to the main body 11 so that it cannot be opened and closed by the locking device. On the other hand, in a state where the game board unit 20 is removed from the main body 11, the front door 13 is fixed to the holding frame 21 by the lock mechanism 24 and locked so as not to be opened and closed.

  As shown in FIGS. 4 to 6, the lock mechanism 24 is erected on the end of the free end side on the back surface of the front door 13 and the lock lever 25 provided on the front surface of the holding frame 21 and capable of sliding operation. The lock pin 26 is formed. The lock lever 25 is disposed at a side end portion on the free end side of the front door 13, thereby facing the lock pin 26. The lock lever 25 is formed with an elliptical elongated hole 25a extending vertically, and is slidably fixed to the holding frame 21 by an attachment screw 27 inserted through the elongated hole 25a. Guide ribs 28 extending in the vertical direction are formed on both sides of the lock lever 25 on the front surface of the holding frame 21. The lock lever 25 is restricted in its sliding direction so as to slide up and down by the guide rib 28 and is prevented from rotating in the in-plane direction. On the back surface of the lock lever 25, an operation portion 25b that is recessed by one step is formed. The holding frame 21 is formed with a notch 21 a that exposes the operation portion 25 b to the back side of the holding frame 21. The lock lever 25 is slid up and down by pressing the operating portion 25b upward or downward from the back side of the holding frame 21. A U-shaped locking groove 25 c is formed on the upper end side of the lock lever 25.

  As shown in FIGS. 7 and 8, the lock lever 25 has a lock position (position shown in FIG. 7) where the locking groove 25c is locked to the lock pin 26 and a lock release position (shown in FIG. 8) where the lock is released. (Sliding position). When the lock lever 25 is slid to the lock position when the front door 13 is closed, the front door 13 is fixed to the holding frame 21 and is locked so that it cannot be opened and closed.

  As shown in FIGS. 4 to 6, the lock lever 25 is formed with a second foreign matter intrusion prevention rib 25 d that protrudes from the edge of the lock lever 25 and prevents foreign matter from entering from the outside. The second foreign matter entry prevention rib 25d faces first foreign matter entry prevention ribs 13a and guide ribs 28, which will be described later. A part of the guide rib 28 on the side end side of the holding frame 21 is cut away. However, since the notched portion of the guide rib 28 is blocked by the second foreign matter entry preventing rib 25d of the lock lever 25, foreign matter can be prevented from entering from this notch.

  A first foreign object intrusion prevention rib 13a is formed on the edge of the free end side of the front door 13 so as to protrude to the rear surface side and prevent foreign substances from entering from the outside. The first foreign matter entry prevention rib 13a extends vertically and is formed over the entire edge of the front door 13 on the free end side. When the front door 13 is closed, the first foreign matter intrusion prevention rib 13 a covers the side surface of the holding frame 21. Thereby, since the foreign substance which entered from the clearance between the front door 13 and the main body 11 can be blocked by the first foreign substance entry prevention rib 13a, the foreign substance can be prevented from reaching the game area 12a of the game board 12.

  In addition, holding frame fixing levers (not shown) are attached to the front surface of the holding frame 21 at two upper and lower positions so as to be positioned on the free end side of the front door 13. The holding frame fixing lever has the same configuration as that of the lock lever 106 described above. When the holding frame 21 is fitted into the main body 11, the holding frame fixing lever is rotated to a fixing pin (not shown) of the main body 11. When locked, the holding frame 21 is fixed to the main body 11.

  Next, the flow of attaching / detaching the game board unit 20 to / from the main body 11 will be described. To remove the game board unit 20 from the main body 11, first, the front door 13 and the main body 11 are unlocked and the front door 13 is opened. In this state, the upper and lower holding frame fixing levers are rotated to release the locking with the fixing pin on the main body 11 side. When the game board unit 20 is pulled out to the front side, the game board unit 20 can be removed from the main body 11. After the game board unit 20 is removed, the lock lever 25 is slid from the unlock position to the lock position by sliding the lock lever 25 upward from below with the front door 13 closed. As a result, the front door 13 is fixed and locked to the holding frame 21, and the front door 13 can be prevented from being inadvertently opened while the game board unit 20 is being carried.

  In order to attach the game board unit 20 to the main body 11, first, the lock lever 25 is slid from the upper side to the lower side to slide the lock lever 25 from the locked position to the unlocked position. Thereby, the lock | rock with the front door 13 and the holding frame 21 is cancelled | released, and the front door 13 can be opened. In this state, the game board unit 20 is fitted into the main body 11. Then, the holding frame fixing lever is rotated and locked with the fixing pin on the main body 11 side, and the holding frame 21 and the main body 11 are fixed. After the holding frame 21 and the main body 11 are fixed, when the front door 13 is closed and locked, the mounting of the game board unit 20 is completed.

  In the above embodiment, the holding frame 21 is fixed to the main body 11 by the holding frame fixing lever. However, the holding frame 21 and the main body 11 are fixed by using an appropriate fixing method, for example, using the same member as the lock lever 25. The frame 21 and the main body 11 may be fixed.

It is a perspective view from the front side of a pachinko machine. It is a perspective view of the game board unit in the state where the front door is opened. It is a perspective view from the back side of a game board unit. It is a perspective view from the back side of a holding frame when a lock lever moves to a lock release position. It is a perspective view from the back side of a holding frame when a lock lever moves to a lock position. It is the perspective view from the front side which expanded the attachment part of the lock lever of a holding frame. It is explanatory drawing which shows the positional relationship of a lock lever and a lock pin when a lock lever moves to a lock position. It is explanatory drawing which shows the positional relationship of a lock lever and a lock pin when a lock lever moves to a lock release position. It is a perspective view of the conventional game board unit. It is the perspective view from the back side which expanded the fixing | fixed part of the front door and holding frame in the conventional game board unit. It is the perspective view from the back side which expanded the fixing | fixed part of the front door and holding frame in the conventional game board unit. It is the perspective view from the back side which expanded the fixing | fixed part of the front door and holding frame in the conventional game board unit.

Explanation of symbols

10 Pachinko machine 11 Body (Pachinko machine body)
12,101 Game board 13,103 Front door 13a First foreign object entry prevention rib 14,104 Glass window 20,100 Game board unit 21,102 Holding frame 24,105 Lock mechanism 25,106 Lock lever 25c Second foreign substance entry prevention rib 26,107 Lock pin 28 Guide rib

Claims (3)

A gaming board, a holding frame that holds the gaming board and is detachably attached to the gaming machine body, and a front door that is pivotally attached to the front side of the holding frame and exposes the board surface of the gaming board to the outside. The game board unit includes a lock mechanism that fixes the front door to a holding frame so that the front door cannot be opened and closed, and a side edge on the free end side of the front door is on the back side. In a pachinko machine that protrudes and is formed with a first foreign matter entry prevention rib that prevents foreign matter from entering,
The locking mechanism is
A lock pin erected on the back of the front end of the front door at the side end;
A lock lever provided on the front surface of the holding frame so as to face the lock pin and capable of sliding operation;
Guide ribs for regulating the sliding direction of the lock lever are formed on the side edge on the free end of the side edges of the holding frame, and the operation portion of the lock lever is exposed on the back side of the holding frame. Forming a notch in the holding frame;
The pachinko machine, wherein the lock lever is slid between a lock position where the lock lever is engaged with the lock pin and a lock release position where the engagement is released.   2. The pachinko machine according to claim 1, wherein the lock lever is formed with a second foreign matter entry prevention rib that faces the first foreign matter entry prevention rib and prevents entry of foreign matter from the outside.   The pachinko machine according to claim 1 or 2, wherein the lock lever moves to the lock position when slid upward and moves to the unlock position when slid downward.

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