JP2001170310A - Pachinko game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the tampering of inserting a tampering tool such as a wire or the like into the back of a game board from a winning ball collecting part side of the back of a pachinko game machine in advance. SOLUTION: In this pachinko game machine 1 where a game board 14 is mounted on a game board mounting frame 12 mounted at a back side of a front frame 4, and a mechanism board 33 is openably and closeably mounted to cover the back of the game board 14, a downward projecting tamperproof member 45 of a specific length is transversely mounted on the lower back of the game board mounting frame 12 at a lower side edge of the game board 14, in such a manner that it is located inside the mechanism board 33 when the mechanism board 33 is closed for preventing the intrusion of a tampering tool (a) such as a wire or the like into the back of the game board 4 from its lower part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a variable winning opening provided on a game board surface by inserting an illegal tool such as a wire through a gap between the rear face of the game board and the front face of the mechanism board and crawling the rear face of the game board. The present invention relates to a pachinko gaming machine that prevents a fraudulent act of intentionally converting a hit ball into a state that is easy to accept by operating a prize winning device.

[0002]

2. Description of the Related Art In general, a pachinko game machine has a front frame mounted on a front surface of an outer frame, and a glass door frame is provided on the front frame and a front plate provided with a hitting ball supply plate below the glass door frame can be freely opened and closed. It is attached to. Further, a surplus ball tray is attached to a lower part of the front surface of the front frame body, and the surplus balls are guided to a ball storage part of the surplus ball tray via a lower plate opening formed in the front frame body.
On the other hand, a game board mounting frame is provided on the back surface of the front frame body,
A game board in which various surface parts such as a variable winning prize port and a prize winning device are arranged on the game board mounting frame is attached, and a mechanism plate is attached to be openable and closable so as to cover the back of the game board. . The mechanism plate is provided on one upper side thereof with a prize ball payout device and a prize ball discharge passage for guiding a pachinko ball paid out from the prize ball payout device to a hit ball supply tray. The prize ball discharge passage communicates with a surplus ball passage that guides surplus balls overflowing from the hit ball supply tray to the surplus ball tray, and the lower end of the surplus ball passage is connected to the lower plate opening. ing. Further, a prize ball collecting section is formed below the mechanism plate to collect prize balls discharged to the back side of the game board and guide the prize balls to a prize ball processing device.

[0003]

The mechanism plate is mounted on the game board mounting frame so as to be openable and closable, and is only fixed by a simple engaging means. And a slight gap is formed between them. For this reason, for example, a fraudulent tool such as a wire is inserted from the front side of the pachinko gaming machine into the lower tray opening of the surplus ball tray, and the tip thereof is further crawled into the gap on the side of the winning ball gathering part with particularly few obstacles, and It is often the case that a fraudulent act of invading the back surface of the player from below and arbitrarily operating a variable winning opening mounted on the game board surface or a solenoid provided in the winning device to intentionally convert the hit ball into a state that is easy to accept is often performed. Was. SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a pachinko gaming machine which prevents fraudulent acts particularly from a winning ball collecting unit.

[0004]

According to the present invention, a game board is mounted on a game board mounting frame provided on the back side of a front frame, and the back of the game board is covered. In a pachinko game machine in which a mechanism plate is mounted so as to be freely opened and closed, a lower back surface of the game board mounting frame,
A wire is disposed on the lower edge side of the game board, and is provided with a fraudulent intrusion prevention piece of a predetermined length protruding rearward, and when the mechanism plate is closed, the fraudulent intrusion prevention piece is positioned inside the mechanism plate. It is configured to prevent unauthorized devices such as the like from entering the back of the game board from below.

[0005] Therefore, an illegal tool such as a wire is inserted into the lower tray opening of the surplus ball tray from the front side of the game board, and the gap between the rear face of the game board on the side of the winning ball collecting portion and the front face of the mechanism board is provided. Even if an attempt is made to crawl the tip of the fraudulent device from below to the back side, the tip of the fraudulent device hits the fraudulent product intrusion prevention piece, and further intrusion is prevented. This prevents fraud.

[0006]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a front view of a pachinko gaming machine to which the present invention is applied, FIG. 2 is a back view of the pachinko gaming machine,
FIG. 3 is a perspective view of a state in which a front plate having a glass plate holding frame and a hit ball supply tray and a front lower plate having an excess ball tray are opened.
FIG. 4 is an exploded perspective view showing a state in which a front frame, a glass plate holding frame, a front plate, and a lower front plate are removed. The pachinko gaming machine 1 includes an outer frame 2 formed in a vertically elongated rectangular shape, and a front frame 4 that is attached to one side of the outer frame 2 so as to be freely opened and closed by a hinge mechanism 3. A glass plate holding frame 5, a front plate 7 having a hit ball supply tray 6, and a front lower plate 9 having a surplus ball tray 8 are pivotally supported on one side of the front surface of the front plate 4 so as to be openable and closable.

The front frame 4 is formed of a metal plate such as an iron plate as shown in FIGS. 5 to 7, and has a substantially square opening 10 formed in the upper part, and a lower part formed in a plate-like part. The main frame 11 is formed as a main frame 11a, and left and right vertical frames 12a, 12b and a lower frame 12c made of a metal constituting the game board mounting frame 12 are provided. The main frame 11
Has an L-shaped cross section formed by being bent forward at a right angle, and a step 13 is formed along the inner periphery of the outer periphery to abut on the front edge of the outer frame 2. ing. The left and right vertical frames 12a, 12b and the lower frame 12c are on the back side of the main frame portion 11 and are caulked at both left and right positions and a lower position of the opening portion 10 and are integrated with the main frame portion 11. The game board 14 is removably mounted so as to cover the opening 10 of the main frame 11 as the game board mounting frame 12. The opening 10 is formed so that one lower side thereof protrudes in an arc shape along the outer peripheral surface of a circular guide rail 15 forming a game area of the game board 14. A prize ball outlet 18 communicating with a prize ball introduction unit 17 of the hit ball supply tray 6 is provided. Further, the plate-like portion 1 below the opening 10
In 1a, the circular mounting hole 20 for mounting the hitting ball firing mechanism 19 and the surplus balls of the hitting ball supply tray 6 were guided to the surplus ball receiving tray 8, and the hitting ball shot from the hitting ball firing mechanism 19 became foul. At this time, a substantially square mounting hole 22 for attaching a passage constituting body 21 for guiding the foul ball to the surplus ball receiving tray 8 is formed. The front frame 4 is mounted on the outer frame 2 so as to be openable and closable with the hinge mechanism 3 as a fulcrum.

Further, as shown in FIGS. 4 and 5, substantially all of the main game components of the pachinko gaming machine 1 are collectively provided on the front frame 4. That is, the front frame 4
On the front surface of the main frame portion 11, a decorative rail decoration member 23 formed of a synthetic resin so as to cover the outside of the game area of the game board 14, and the same in order to prevent deformation of the guide rail 15 due to collision of a hit ball. Is provided with a rail deformation preventing member 24 formed of a synthetic resin, and outside the game area of the game board 14, a stamp sticking member 25 for sticking a stamp indicating that the pachinko gaming machine 1 has passed the inspection is provided. Reference numeral 26 denotes a locking mechanism which is provided on one side of the front frame 4, and which can close and lock or open the front frame 4 with respect to the outer frame 2 and the glass plate holding frame 5 with respect to the front frame 4. is there.

The glass plate holding frame 5 is formed to have a size that covers the upper half of the front frame 4 over the entire width, and has a square opening at the center thereof so that the game area of the game board 14 can be visually recognized. Body frame 5a made of synthetic resin
And a reinforcing metal plate 5b to be mounted on the back side. The reinforcing metal plate 5b is provided integrally with a U-shaped groove frame member 5c surrounding the left and right sides and the lower side except for the upper side of the opening of the main body frame 5a,
Inside and outside two glass plates 27 that can see through the game board 14 are inserted into and fitted to the groove frame member 5c from above.

The hit ball supply tray 6 has a ball storage portion 6a, and the pachinko balls stored in the ball storage portion 6a are guided to the back surface from a ball outlet 7a opened in the front plate 7 while being aligned in a line. Thus, it is sent to the hitting ball firing mechanism 19 in a continuous state. The left side portion of the front surface of the hitting ball supply tray 6 is a bulging portion 29 which forms a dome-shaped space portion 28 having an open front surface.
8, an ashtray 30 is rotatably supported forward. The surplus ball receiving tray 8 is provided with a ball storage portion 8a for storing surplus balls, and an operation handle 31 for adjusting a flight distance of a hit ball is provided on one side thereof. On the front lower plate 9, surplus spheres located in the ball storage portion 8a are stored in the ball storage portion 8a.
A lower plate opening 32 for guiding the user to the bottom is opened.

On the other hand, as shown in FIG. 2, a mechanism plate 33 made of synthetic resin
It is provided detachably and openably and closably via 4, 34.
The mechanism plate 33 has a plate-shaped portion facing the back surface of the game board 14, and a winning ball-collecting space in which a winning ball-collecting cover 35 is stored is formed on the front of the plate-shaped portion. There is provided a gutter-shaped prize ball gathering portion 36 having an upper surface opened at the lower portion of the game board 14 and receiving the prize ball discharged on the back side of the game board 14. The winning balls in the winning ball collecting section 36 are guided to a winning ball processing device 37. Further, the storage ball tank 3 is provided on the upper rear surface of the plate-shaped portion of the mechanism plate 33.
8 and a ball guide gutter 39 for guiding the balls stored in the storage ball tank 38 while aligning them downstream, and further dispensing the ball downstream of the ball guide gutter 39 via a bent guide gutter. The device 40 is detachably provided. Below the ball dispensing device 40, a prize ball discharge passage 41 for guiding the dispensed pachinko balls to the hit ball supply tray 6, and a prize ball outlet 18 formed on the arc-shaped forming surface 16 of the front frame body 4. An extra ball passage 42, an out ball passage 43, a ball passage 44, and the like are provided in communication with each other.

A plurality of passages communicating with the surplus sphere passage 42, the out sphere passage 43, the ball escape passage 44, and the like are formed in the passage structure 21 mounted on the plate-like portion 11a of the front frame 4. For example, when the hit ball supply tray 6 is filled with a prize ball, the surplus ball overflows from one side of the prize ball outlet 18 into the surplus ball passage 42, and the extra ball that overflows passes through a predetermined passage in the passage structure 21. The ball storage portion 8a of the surplus ball receiving tray 8 from the tray opening 32
It is led to. Further, a foul ball generated during the game is received by the passage structure 21 and passes through a predetermined passage, so that the lower plate mouth 3
2 is guided to the surplus ball tray 8, and further, the ball removed from the hit ball supply tray 6 passes through a predetermined passage of the passage structure 21 and is guided to the surplus ball tray 8 from the lower plate opening 32. I have.

As shown in FIGS. 7 and 8, the present invention relates to the lower back surface of the game board mounting frame 12,
(12c) is located on the lower edge side of the game board 14 on the back surface,
A fraudulent intrusion prevention piece 45, which is substantially the same length as the inclined passage 36a of the winning sphere collecting portion 36 and is bent rearward at a right angle so as to be parallel to the inclined passage 36a, is integrally provided. When the mechanism plate 33 is closed, the fraudulent tool intrusion prevention piece 45 is located inside the mechanism plate 33 as shown in FIG. The game board 14 is prevented from intruding into the back surface from below.

Therefore, as shown by a chain line in FIG. 9, for example, from the front side of the pachinko gaming machine 1, the lower plate opening 3 of the surplus ball tray 8
2, a wire, a piano wire or a high-heat wire or a wire, which is a piano wire, is inserted into the inside of the box 2 to break through the wall of the passage structure 21 and further crawl into the gap on the side of the winning ball collecting section 36, and the back of the game board 14. However, even if an attempt is made to intrude the device from below, the tip of the device strikes against the illicit tool intrusion prevention piece 45, so that further intrusion is impossible. In this way, invasion to the back side of the game board 14 is prevented.

[0015]

As described above, the present invention is provided on the lower back surface of the game board mounting frame, is disposed on the lower edge side of the game board, and is provided with a predetermined length of illegal piece intrusion prevention piece projecting rearward. Therefore, it is possible to prevent an intruder from escaping from below by letting an illicit tool crawl particularly in the gap on the side of the winning ball gathering portion. Thus, it is possible to prevent a fraudulent act of arbitrarily operating a variable winning opening mounted on the game board surface or a solenoid provided in the winning device to convert the hit ball into a state in which the hit ball can be easily accepted.

[Brief description of the drawings]

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

FIG. 2 is a rear view of the pachinko gaming machine.

FIG. 3 is a perspective view of a state in which a front plate having a glass plate holding frame and a hit ball supply tray and a front lower plate having a surplus ball tray are opened.

FIG. 4 is an exploded perspective view showing a state in which a front frame, a glass plate holding frame, a front plate, and a front lower plate are removed.

FIG. 5 is an exploded perspective view of the front frame.

FIG. 6 is a perspective view from the front of the front frame.

FIG. 7 is a perspective view from the back of the front frame.

FIG. 8 is a rear view of the pachinko gaming machine with a part of the mechanism plate opened.

FIG. 9 is a side sectional view of a main part.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pachinko game machine 4 Front frame 12 Game board mounting frame 14 Game board 33 Mechanism plate 45 Unauthorized equipment intrusion prevention piece a Unauthorized equipment

Claims (1)

[Claims] 1. A pachinko game machine in which a game board is attached to a game board mounting frame provided on the back side of a front frame body, and a mechanism plate is mounted to be openable and closable so as to cover the back of the game board. In the lower part of the game board mounting frame, the lower edge side of the game board, is disposed laterally, a fraudulent intrusion prevention piece of a predetermined length protruding rearward, illegal when closing the mechanism plate A pachinko gaming machine wherein a tool intrusion prevention piece is positioned inside a mechanism plate to prevent an unauthorized tool such as a wire from entering the back of the game board from below.