JP2002301253A - Pachinko game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily prevent the occurrence of various faults caused by static electricity by conducting electricity between a game board and a glass door frame without difficulty and surely permitting static electricity to escape. SOLUTION: The front surface of the game board 5 is covered by the glass door frame 6 and a pachinko ball P shot from a shooting rail 13 is guided into a game area 5a which is enclosed by a guide rail 14 so as to establish a game in a pachinko game machine. The glass door frame 6 is provided with a conductive frame 28 and the conductive frame 28 is provided with a contact part 32 with which the pachinko ball traveling on the guide rail 14 is brought into contact. The pachinko ball P traveling on the guide rail 14 is brought into contact with the contact part 32 so that the glass door frame 6 is electrically connected to the guide rail 14 via the pachinko ball P.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pachinko game machine having an antistatic structure for preventing static electricity from being charged.

[0002]

2. Description of the Related Art The front frame of a pachinko game machine in which a game board made of plywood is detachably mounted is generally formed of plastic, and a glass door frame and an upper ball tray can be opened and closed by a hinge mechanism in front of the front frame. A pachinko gaming machine is configured by attaching it to a pachinko machine.

[0003] As is well known, a belt-shaped stainless steel guide rail is nailed on the front of the game board, and a number of nails are arranged inside the guide rail.
A large winning device, a winning port provided with a ball detection sensor, and the like are mounted on the game board, and a hit ball flows violently on the front of the game board during a game. For this reason, static electricity is likely to be generated, and this static electricity may accumulate and cause a high voltage current to flow to a game control circuit or the like, which may cause malfunction. Therefore, countermeasures against static electricity have been taken such as providing a guide rail and a glass door frame provided on a game board in a contact state.

[0004]

However, providing the guide rail and the glass door frame in contact with each other requires extremely accurate dimensions in manufacturing and assembling, increases the cost, and increases the frequency of the glass door frame. The glass door frame and the guide rails are deformed and damaged by opening and closing, or the contact becomes vague on the contrary, and as a result, there is a problem that the countermeasures against static electricity are often not performed.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a pachinko gaming machine capable of taking measures against static electricity by using a pachinko ball traveling on a guide rail.

[0006]

In order to achieve the above object, according to the present invention, a front face of a game board is covered with a glass door frame, and a pachinko ball fired from a firing rail is surrounded by a guide rail. In a pachinko gaming machine which is guided and played in a broken game area, the glass door frame has a conductive frame, and the conductive frame is provided with a contact portion with which a pachinko ball traveling on a guide rail comes into contact, The pachinko ball running on the guide rail contacts the glass door frame and the guide rail through the pachinko ball.

According to a second aspect of the present invention, in the first aspect of the present invention, a guiding means for guiding a pachinko ball is provided at the contact portion.

[0008] The invention described in claim 3 is claim 1 or 2.
In the invention described above, the contact portion is provided facing the inside of the guide rail.

The invention described in claim 4 is the first to third aspects of the present invention.
2. The pachinko gaming machine according to claim 1, wherein the contact portion has elasticity.

[0010] The invention according to claim 5 provides the invention according to claims 1 to 4.
In the invention described in any one of the above, the contact portion is provided so as to correspond to an out port. Further, it is preferable to have a guiding function of guiding the pachinko ball that has come into contact with the contact portion to the out mouth.

[0011] The invention according to claim 6 is the invention according to claims 1 to 5.
In the invention described in any one of the above, the guide rail comprises an inner rail and an outer rail, and the inner rail and the outer rail are provided by a foul ball preventing member provided at an end of the inner rail and a pachinko ball running on the outer rail. It is characterized by being made conductive.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a pachinko gaming machine according to the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a pachinko gaming machine with a glass door frame and a front panel opened. In the figure, reference numeral 1 denotes a machine frame of a pachinko gaming machine, and 2 denotes a front frame provided on a front surface of the machine frame 1 via a hinge mechanism 3 so as to be freely opened and closed. A game board 5 is removably mounted on the back of the front frame 2 via a game board mounting frame 4, and a glass door frame 6 has a hinge mechanism 7 on the front of the front frame 2.
A front plate 9 to which an upper ball receiving tray 8 for supplying a hit ball is attached is mounted so as to be freely opened and closed. An upper ball receiving tray 8 is provided at a lower portion of the front frame 2.
There is provided a lower ball tray 10 for storing pachinko balls overflowing from the water, and an operation handle 11 for adjusting the resilience of the pachinko balls. In this embodiment, the front frame 2 and the game board mounting frame 4 are integrally formed of synthetic resin.

The game board 5 is made of plywood, and a front side of the game board mounting frame 4 is located on the lower right side of the front of the game board mounting frame 4.
A guide rail 14 for guiding a pachinko ball fired from a firing rail 13 mounted via a nail is nailed, and a number of nails 15 and a windmill 3 are set inside the game rail 5 as a game area 5a.
3, a variable display device 16, a large winning device 17, a winning opening 18 provided with a ball detection sensor, and the like are mounted. In addition, an out mouth 19 and an out mouth decoration 20 are provided in a lower area of the special winning device 17. The guide rail 14 includes a belt-shaped stainless steel inner rail 14a and an outer rail 14b. A metal foul ball preventing member 21 is provided at a tip end of the inner rail 14a, and an elastic metal piece 21a is directly spot-welded. It is fixed.

The firing rail 13 is formed in an M-shape from a band-shaped metal plate such as stainless steel on a mounting plate 22 formed as a single plate by punching a metal plate having a required thickness by a press machine. A rail body 23 and a positioning member 25 for positioning the hit ball at the firing position 24 are provided.

The glass door frame 6 is composed of a metal plate 26 having a rectangular opening through which a game area of the game board 5 can be visually recognized, and a decorative member 27 made of synthetic resin such as a lens member on the surface thereof. A metal frame 28 having a U-shape is integrally provided on the inner peripheral edge of the metal plate 26, and the sheet glass 30 is held in the grooves 29, 29 of the metal frame 28. Reference numeral 31 denotes a key member for keeping the glass door frame 6 in a closed state.

In this embodiment, however, as shown in FIGS. 2 to 5, when the glass door frame 6 is closed on the lower edge of the metal frame portion 28 at the front of the out opening 19, the inner rail 1 is closed.
A contact portion 32 capable of contacting the pachinko ball P traveling on 4a is extended. The contact portion 32 is bent in a mountain shape toward the game board 5 and faces the inner rail 14a to facilitate contact with the pachinko ball P running on the inner rail 14a and guide the pachinko ball P to the out port 19. It has.

In the pachinko gaming machine having the above-described configuration, when the operating handle 11 is operated to launch the pachinko ball P from the firing rail 13, the pachinko gaming machine is driven into the gaming area 5 a surrounded by the guide rail 14. Then, the pachinko balls P that flow down the game board 5 and do not win the winning opening 18 while contacting the nail 15 and the windmill 33 are guided to the out opening 19 by the inner rail 14a. At this time, the pachinko ball P traveling on the inner rail 14a contacts the contact portion 32 of the glass door frame 6 at the out port 19 as shown in FIGS. 3 and 4, and is guided to the out port 19 as shown by the arrow in FIG. At the same time, the guide rail 14 and the glass door frame 6 are brought into conduction through the pachinko ball P, and the static electricity carried on the game board 5 and the pachinko ball P flows to the glass door frame 6.

As described above, since the glass door frame 6 and the guide rail 14 are not always in contact with each other and are made conductive through the pachinko balls P running on the guide rail 14, the static electricity generated on the game board 5 is reduced by the glass. Various obstacles such as malfunctions caused by static electricity are eliminated because the potential difference is eliminated by being reliably released to the door frame 6. In addition, the gap between the glass door frame 6 and the guide rail 14 is not strictly required, and the workability is improved without concern for errors even when only the game board 5 is replaced. Further, by providing the contact portion 32 at the position of the out-port 19, the pachinko ball P which does not win since the out-port 19 is at the lowermost portion of the inner rail 14a is always guided. As the frequency increases, the conduction state becomes more frequent and the static elimination effect improves.

Further, by conducting the bearing fitting of the hinge mechanism 7 to the glass door frame 6 and connecting the grounding wire to the bearing fitting, a more thorough countermeasure against static electricity can be obtained. If the plastic plate (so-called cell plate) attached to the entire surface of the game board 5 is made of a conductive material, the guide rails 14 and other mounted parts are electrically connected, and the game board 5
Static electricity can be more completely released.

The embodiment shown in FIGS. 5 and 6 shows a guiding means for guiding the pachinko ball P running on the guide rail 14 to the contact portion 32, and FIG. 5 has a gently tapered surface on the outer decoration 20. A mountain-shaped guiding protrusion 36 is provided, so that the pachinko ball P traveling on the game board 5 side of the inner rail 14a comes into contact with the guiding protrusion 36 and is guided to the contact portion 32 as shown by a chain line in FIG. The contact between the glass door frame 6 and the guide rail 14 is ensured by contacting the contact portion 32. The guide projection 36 is provided on the mounting plate 17a of the special winning device 17 as shown in FIG.
The pachinko sphere P may be induced at the same time. FIG. 7 shows the inclination of the inner rail 14a as indicated by the arrow.
By tilting the pachinko ball P traveling on the inner rail 14 a to the contact part 32, the pachinko ball P is smoothly guided to the contact part 32 so as to surely contact the contact part 32.

As shown in FIG. 8, a slit 35 may be provided in the contact portion 32 so as to impart elasticity to the contact portion 32, so that the pachinko ball running on the guide rail 14 contacts the contact portion 32. When the contact portion 3
2 can alleviate the bending impact. Further, as shown in FIG. 9, the same effect can be obtained even if the contact portion 32 is a plate-shaped elastic piece facing the inner rail 14a.

FIG. 10 shows an inner rail 14a and an outer rail 14b.
Is shown through an anti-foul ball prevention member 21. The anti-foul ball prevention member 21 is electrically conductively provided with the inner rail 14a, and the pachinko ball P runs along the outer rail 14b. When the metal piece 21a is bent and passed as shown by the chain line in the figure, the inner rail 14a and the outer rail 14b are conducted by the pachinko ball P, and the static electricity charged on the outer rail 14b is discharged to the glass door frame 6. be able to. Further, in the anti-foul ball member 21 having the frame member 21b as shown in FIG.
Is bent to form a bent portion 21c to impart elasticity, and the bent portion 21c is brought into contact with and fixed to the inner rail 14a so that the inner rail 14a and the metal piece 21a are reliably conducted. It may be. Further, as shown in FIG. 12, a metal piece 21a of a foul ball preventing member 21 is provided so as to be swingable, and the metal piece 21a and the inner rail 14a are not always in conduction, and the pachinko ball P running along the outer rail 14b is not provided. Is in contact with the metal piece 21a as shown by the chain line in FIG.
The other end of the metal piece 21a may contact the inner rail 14a to make the inner rail 14a and the outer rail 14b conductive. Also, it is natural that the ball preventing member 21
It is also possible to conduct electricity in a side lamp integrally provided, for example, by attaching a thin plate-like elastic inner rail member to the outer surface of the side lamp main body, projecting the upper end from the main body, and setting the protruding portion to a ball return preventing portion. (No. 2582229 by the present applicant), the elastic inner rail member and the inner rail 14a may be brought into direct contact.
The metal piece 21a and the inner rail 14a may not be directly connected to each other but may be connected to each other via another member.

Further, as shown in FIG.
a return ball preventing member 37 for guiding the pachinko ball P launched from the firing rail 13 below the a to prevent the ball from returning and leading to the foul ball opening 12 is provided in contact with the inner rail 14a and provided conductively. As shown, it is also possible to discharge the static electricity charged on the firing rail 13 to the glass door frame 6 by conducting with the inner rail 14a via the pachinko ball P traveling on the rail main body 23.

In the above embodiment, the contact portion 32
Is formed integrally with the metal frame portion 28, but is formed separately and, for example, as shown in FIG. 14, the insertion piece 34 is fitted into the groove portion 29 of the metal frame portion 28 to form the glass door frame 6. It may be provided in a conductive state, and can be mounted on a conventional glass door frame not provided with the contact portion 32.

The shape of the contact portion 32 is not limited to the above-described embodiment. When the glass door frame 6 is closed, the guide rail 14 and the glass door frame 6 are not always in contact with each other. Guide rail 14 and glass door frame 6 by pachinko ball P traveling on
Should be conducted. For example, FIG. 15 and FIG.
As shown in FIG. 6, a recess 38 is formed in the inner rail 14a, and the contact portion 32 faces the upper surface of the recess 38 in a planar manner.
When the pachinko ball P traveling on the inner rail 14a transfers to the contact portion 32 as shown by a chain line in FIGS. 15 and 16, the inner rail 14a and the glass door frame are interposed via the pachinko ball P. 6 can be made conductive. At this time, since there is a slight step between the inner rail 14a and the contact portion 32, the pachinko ball P traveling on the inner rail 14a reciprocates many times in the range of the recess 38, and each time the inner rail 14a and the glass The door frame 6 is in a conductive state, and reliable discharge is possible. The inner rail 14a has a recess 3
Although the contact portion 32 is made to face by forming 8, the inner rail 14a may be cut out to make the contact portion 32 face the notch.

Further, the contact portion 32 is provided below the glass door frame 6 so as to conduct through the pachinko ball P traveling on the inner rail 14a, but is provided through the pachinko ball P traveling on the outer rail 14b. The contact portion 32 may be provided on the left and right side edges. The installation location of the contact portion 32 is not limited to the metal frame portion 28 but may be provided on a conductive member such as the metal plate 26.

In this embodiment, the glass door frame 6
And the front plate 9 are opened and closed separately, but the glass door frame 6 and the front plate 9 and the lower ball tray 1
It goes without saying that 0 may be integrally formed and opened and closed.

[0028]

As described above, the pachinko gaming machine according to the present invention runs on the guide rail by providing the glass door frame with the contact portion with which the pachinko ball running on the guide rail provided on the game board comes into contact. Since the game board and the glass door frame can be easily conducted to each other through the pachinko balls to reliably discharge static electricity, there is a beneficial effect that various troubles caused by static electricity can be easily prevented.

[Brief description of the drawings]

FIG. 1 is a perspective view of a pachinko game machine with a glass door frame and a front panel opened.

FIG. 2 is a perspective view of a main part of a glass door frame.

FIG. 3 is a side sectional view of a main part.

FIG. 4 is a plan sectional view of FIG. 3;

FIG. 5 is a plan sectional view of another embodiment.

FIG. 6 is a perspective view of a lower portion of the guide rail.

FIG. 7 is a plan sectional view of another embodiment.

FIG. 8 is a plan sectional view of another embodiment.

FIG. 9 is a plan sectional view of another embodiment.

FIG. 10 is a front view of a foul ball preventing member.

FIG. 11 is a front view of a foul ball preventing member according to another embodiment.

FIG. 12 is a front view of a foul ball preventing member according to another embodiment.

FIG. 13 is a front view of a firing rail portion.

FIG. 14 is a side sectional view of an embodiment in which a contact portion is provided separately.

FIG. 15 is a front view of another embodiment.

FIG. 16 is a plan sectional view of FIG.

[Explanation of symbols]

 Reference Signs List 5 game board 5a game area 6 glass door frame 13 firing rail 14 guide rail 14a inner rail 14b outer rail 19 out port 21 foul ball preventing member 28 metal frame portion (conductive frame) 32 contact portion 36 guide protrusion (guide means) P Pachinko ball

Claims (6)

[Claims] 1. A pachinko game machine in which a front surface of a game board is covered by a glass door frame and a pachinko ball fired from a firing rail is guided to a game area surrounded by a guide rail to play a game. Having a conductive frame, providing a contact portion where a pachinko ball traveling on a guide rail contacts the conductive frame,
A pachinko game machine wherein a pachinko ball running on a guide rail comes into contact with the contact portion, so that the glass door frame and the guide rail are electrically connected via the pachinko ball. 2. The pachinko gaming machine according to claim 1, wherein a guide means for guiding a pachinko ball is provided at the contact portion. 3. The pachinko gaming machine according to claim 1, wherein the contact portion is provided facing a guide rail. 4. The pachinko gaming machine according to claim 1, wherein the contact portion has elasticity. 5. The pachinko game machine according to claim 1, wherein said contact portion is provided at a position corresponding to an out port. 6. The guide rail comprises an inner rail and an outer rail, and the inner rail and the outer rail are electrically conductive by a foul ball preventing member provided at an end of the inner rail and a pachinko ball running on the outer rail. The pachinko gaming machine according to any one of claims 1 to 5, wherein: