JP2003190545A - Lock device of pachinko game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lock device of a pachinko game machine capable of preventing a fraudulent operation of intentionally deforming an upper ball tray. <P>SOLUTION: The pachinko game machine has an outer frame for fixing/ holding, a front frame fixed and held to the outer frame, having prescribed game component members, and the upper ball tray 6 attached to the front frame to be opened/closed sideways with a hinge mechanism attached on one end side for storing and arranging prize balls. The pachinko game machine also has a first lock device on the other end side of the upper ball tray 6 between the upper ball tray 6 and the front frame for locking and holding the upper ball tray 6 and the front frame, and a second lock device 80 at the center of the upper ball tray 6 between the upper ball tray 6 and the front frame for locking and holding the upper ball tray 6 and the front frame. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for a ball game machine represented by a pachinko machine, and more specifically, a front frame provided on the ball game machine and a hinge mechanism provided on one end side. Thus, the present invention relates to a lock device provided between the front frame and an upper bowl plate that is laterally openable and can be opened and closed.

[0002]

2. Description of the Related Art Pachinko machines and slot machines are typical examples of ball game machines equipped with a locking device. For example,
In the pachinko machine, the front frame is attached to the outer frame of the outer rectangular shape using the hinge mechanism and the locking mechanism so that it can be opened, closed, and closed horizontally, and the glass door, the upper plate,
A back mechanism board is attached via a hinge mechanism so that it can be opened and closed laterally, and further, a game board, a ball launching device, a lower ball dish, various control boards, etc. are attached to required parts. The game is performed by storing the game balls in the upper ball plate and rotating the operation handle, and the game balls stored in the upper ball plate are placed one by one by the ball feeding device on the firing rail on the back side of the upper ball plate. The ball is sent to be hit by a hammer of a hitting ball launching device and launched into a game area of a ball board.

As described above, a large number of back mechanism boards, ball-striking launchers, various control boards, etc. are arranged on the back side of the game board, so that each part can be inspected and adjusted during or after the game. Need to do so. On the other hand, since the back mechanism board, the control board, and the like are areas for directly managing the payout, it is necessary to prevent the player from touching the eyes and performing illegal operations. For this reason, in such a ball game machine, the front frame can be opened and closed and attached to and detached from the outer frame, which also serves as a fixed holding frame, which is fixedly held by the frame member of the game facility, by using the hinge portion on the left and right upper and lower portions. In addition to attaching to the front frame closed to the outer frame at the time of playing with the locking device provided on the right side,
It is configured so that it can be unlocked and unlocked with a key from the front side of the front frame when necessary. As a result, the administrator of the gaming facility unlocks using a key that is compatible with the lock, pulls out the front frame to open the front frame, and the back mechanism board and control board placed on the back of the game board It is possible to check and adjust such items.

Further, a ball feeding device, a launch rail, a hammer head part of a hitting ball launching device and the like are arranged on the back side of the upper ball dish, and similarly, it is necessary to inspect and adjust each part during or after the game. . Therefore, the upper bowl is swingably opened / closed and detachably supported by a hinge mechanism provided on the left side of the front frame, and is attached so that it can be closed and held by a lock device provided on the right side. As a result, inspection, adjustment, and the like can be performed in a state where the upper bowl is laterally opened and opened with respect to the front frame.

[0005]

However, the upper ball dish is formed long in the lateral direction in a state in which it can be operated by the player, and the player bends and deforms the central portion of the upper ball dish to allow the player to play the game. There was a risk of illegal operation.

The present invention has been made in view of such a problem, and provides a locking device for a ball-and-ball game machine capable of preventing an illegal operation by intentionally deforming the upper ball dish. The purpose is to do.

[0007]

In order to achieve such an object, the invention described in claim 1 is provided with an outer frame for fixed holding, and a fixed game holding member fixed to the outer frame and equipped with a predetermined game constituent member. In a ball-and-ball game machine equipped with a frame and an upper ball plate that is laterally opened and closed on a front frame by a hinge mechanism provided on one end side and stores and aligns prize balls, the other end of the upper ball plate On the side, a first locking device that locks and holds the upper bowl and the front frame is provided between the upper bowl and the front frame, and in the center of the upper bowl, between the upper bowl and the front frame. A second locking device for locking and holding the upper bowl and the front frame is provided.

According to the second aspect of the present invention, an outer frame for fixed holding, a front frame fixedly held by the outer frame and provided with predetermined game constituent members, and a hinge mechanism provided on one end side are provided. In a ball-and-ball game machine equipped with an upper ball plate which is attached to the front frame so that it can be opened and closed laterally and stores and aligns prize balls, on the other end side of the upper ball plate, between the upper ball plate and the front frame. A first locking device for locking and holding the upper bowl and the front frame is provided in the central part of the upper bowl, and a movable member provided in the upper bowl (for example,
The swinging member 81 in the embodiment and an engaging member (for example, the engaging pin 81 in the embodiment) provided on the front frame, and the movable plate is moved to engage the engaging member to form an upper bowl dish. A second lock device is provided for locking and holding the front frame.

According to the third aspect of the invention, an outer frame for fixed holding, a front frame fixedly held by the outer frame and provided with predetermined game components, and a hinge mechanism provided on one end side are provided. In a ball-and-ball game machine equipped with an upper ball plate which is attached to the front frame so that it can be opened and closed laterally and stores and aligns prize balls, on the other end side of the upper ball plate, between the upper ball plate and the front frame. A first lock device for locking and holding the upper bowl and the front frame is provided in the center portion of the upper bowl, and an engaging member provided on the upper bowl (for example,
The engaging pin 281 in the embodiment and a movable member provided on the front frame (for example, the vertical movement member 28 in the embodiment).
1) and a second lock device for moving and holding the upper bowl and the front frame by moving the movable member and engaging the engaging member.

According to the locking device of the ball-and-ball game machine thus constructed, the first locking device is provided at the end of the upper ball dish, and the second locking device is provided at the center of the upper ball dish. Since it is provided, it is difficult to bend the central portion of the upper bowl, and thus it is possible to prevent the upper bowl from being intentionally deformed to perform an illegal operation.

[0011]

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. Further, in the embodiment, a pachinko machine will be taken up as a representative example of the ball game machine according to the present invention. First, a schematic configuration of a pachinko machine PM to which the present invention is applied will be described with reference to FIGS. 1 to 3. Here, FIG. 1 is a front view of the pachinko machine PM viewed from the front, FIG. 2 is a rear view of the pachinko machine PM viewed from the back, and FIG. 3 is a pachinko machine in a state in which a glass door 5 and an upper bowl plate 6 described later are opened. The front view of machine PM is shown.
In addition, in FIG. 2, the rear surface configuration of the game board is omitted.

In the pachinko machine PM, the front frame 2 for opening and closing is formed on the front surface of the opening of the outer frame 1 which is configured to have an outer rectangular frame size and forms a vertically oriented fixed holding frame, and which is configured to have a rectangular frame size corresponding thereto. Are opened and closed laterally by hinge members 3a and 3b arranged above and below the left side of each other, and detachably attached, and are engaged with the outer frame 1 using a locking device 4 provided on the right side of the front. Is used for games.

On the front side of the front frame 2, a rectangular glass door 5 which fits the front side surface region of the front frame 2 is assembled so that it can be opened / closed / removed sideways, and the locking device 4 is always used. Then, the front frame 2 is held in a closed state to cover the front surface thereof. Furthermore, the upper bowl plate 6 for storing and aligning the game balls is assembled so that the hinge mechanism (details will be described later) provided on the left side can be opened / closed sideways and attached / detached, and the upper bowl plate is always provided. 6, a first locking device 70 and an upper bowl 6 provided on the right side of
A second locking device 80 (details of which will be described later) provided at the center of the front frame 2 is used to hold the front frame 2 in a closed state. At the lower part of the front frame 2, a lower ball plate 7 and an operation handle 8 for performing a shooting operation of a game ball are attached.

A rectangular frame-shaped accommodating frame (not shown) is integrally formed with the front frame 2 on the upper rear surface of the front frame 2 located behind the glass door 5, and the accommodating frame is set to a predetermined gauge. The configured game board 20 has a plurality of engaging levers 17, 17 ...
The detachable and replaceable set is held by the front surface of the glass door 5 facing the front area.

In the game board 20, a band-shaped outer rail 22a and an inner rail 22b are fixed in an arc shape on the front side of a decorative plate 21 having cells attached to the surface thereof, and a game area PA is defined inside this. It In the game area PA, a plurality of game nails, a plurality of wind turbines 23, general winning tools 24, starting winning tools 25, winning tools such as a special winning opening 26, and a pattern display device 28 having a decorative portion in the periphery are provided. Play area P
At the lower end of A, an outlet 27 is provided for discharging a game ball that has fallen without winning a prize. The game balls (called "safe balls") that have fallen into the prize winning device are detected by the prize winning ball detecting sensor provided in each prize winning device, and pass through the safe ball passage hole penetrating the decorative plate 21 and the back surface of the game board 20. Discharged to the side. Further, the out balls collected in the out port 27 are discharged to the back surface side of the game board 20 through the out ball passage hole penetrating the decorative plate 21.

On the back side of the front frame 2, a back set board BSP is equipped with upper and lower hinges 18, 18 so that it can be opened / closed sideways and attached / detached, and the closing levers 19, 19 ... It is held closed to cover the back side. The back set board BSP is equipped on the upper part of a window 31 for receiving an image control board (not shown) protruding from the game board 20 provided in the center of the back set board BSP, for storing and supplying game balls. A ball storage and supply mechanism 32 for performing and a prize ball mechanism such as a prize ball payout mechanism 33 that is installed on the right side of the window 31 and performs a process of paying out game balls guided from the ball storage and supply mechanism 32 are provided, and prize ball payout is performed. The prize ball payout path 3 for discharging the game balls (referred to as "prize balls") located below the mechanism 33 to the upper and lower ball plates 6 and 7
4. Out balls and safe balls (collectively referred to as "played balls") discharged below the window 31 and discharged to the back side of the game board 20 are collected and discharged to a collection bucket on the game facility side. Played ball discharge route (not shown)
Have been formed.

On the back side of the back set board BSP, a main control board 91 for integrally controlling the operation of the pachinko machine is provided.
A prize ball control board 92 for controlling the payout of prize balls, a lamp / sound control board 93 for controlling the operation of effect lighting and sound effects,
A power supply board 94 that supplies a predetermined amount of power to each control board or electronic component, a relay board 95 to which a plurality of connectors are attached to relay control signals and power, and to output the operating state of the gaming machine to the gaming facility side. Various circuit boards such as the terminal board 96 and electronic components such as the prize ball cassette 97 are attached, and each device is connected by a wire harness (not shown).

As shown in FIG. 3, a hitting ball launching device 9 is attached to the lower portion on the rear side of the front frame 2, and is located between the hitting ball launching device 9 and the game board 20, that is, immediately below the game board 20. At the middle portion of the front frame 2, a launch rail 41 for guiding the game ball launched by the ball launch device 9 toward the outer rail 22a of the game board 20, a speaker 44 for producing a sound effect, and the like are attached and launched. Rail 41
The foul mouth 42 that opens upward at the upper end side and is connected to the lower bowl plate 7 at the lower side, the lower ball dish outlet 43 that communicates with the ball passage of the foul mouth 42 and leads to the lower bowl plate 7, and the prize balls paid out from the back mechanism board. An outlet 45, which is an outlet, is provided. Front frame 2
These areas in are referred to as a game auxiliary board 40, and a rectangular upper spherical plate 6 is attached so as to open sideways and open and close so as to cover the front surface of the game auxiliary board 40.

Further, a recess 46 through which the cable 77 of the ground wire 75 passes is formed on the back side of the game auxiliary board 40 (see FIG. 2), and a cover plate 47 is attached to cover the recess 46. A central harness through 46a and a right harness through 46b through which the cable 77 of the ground wire 75 is inserted are formed at the center of the bottom surface and the right side surface of the recess 46.

The upper ball plate 6 is attached to the front side of the backing plate portion 61 and the backing plate portion 61 formed so as to cover the front surface of the game auxiliary board 40, and stores the game balls and the prize balls stored therein. (Game ball) tilt down (rightward in Figure 1)
And a ball disc portion 62 aligned in a line toward the front side of the ball disc portion 62.
Is attached. On the back surface side of the backing plate portion 61, a ball feeding device 69 for supplying the prize balls (game balls) arranged by the ball plate portion 62 onto the launch rail 41 one by one is attached, and also the ball removing lever. There is provided a ball return port (not shown) for ejecting the game balls to the lower ball plate 7 through the collecting and collecting port 43 when the 62a is operated. Patch plate 61
In the upper left part of the, there is formed a passage trough 65 aligned with the passage 45, and the prize balls discharged from the passage 45 are guided through the passage trough 65 to the bowl plate portion 62. Has been done.

The upper ball dish 6 is a game auxiliary board 40 in the front frame 2.
Locking device 70 for holding the front surface of the vehicle in a closed state
Is provided on the right side of the upper bowl plate 6 between the upper bowl plate 6 and the game auxiliary board 40, and is provided with a lock mechanism 71 provided on the front frame 2 side and a contact plate portion 61 of the upper bowl plate 6. The lock metal fitting 72 that is attached to the right side of the back surface of the
And is configured.

The pachinko machine PM is used for a game in a state where the upper ball plate 6 and the glass door 5 are closed and locked (a state shown in FIG. 1), and the upper ball plate 6 stores game balls and the operation handle 8 is used.
The game is started by rotating the. When the operation lever of the operation handle 8 is rotated, the game balls stored in the upper ball dish 6 are sent one by one onto the launch rail 41 by the ball feeder provided in the ball dish, and the hit ball launching device 9 The game area PA of the game board 20 which is hit by the hammer of
The pachinko game is developed after that.

As described above, the upper bowl 6 is attached to the left side of the front frame 2 so as to be opened and closed laterally and detachably attached by the hinge mechanism, and is always provided on the right side of the upper bowl 6. It is closed and held so as to cover the front surface of the game auxiliary board 40 in the front frame 2 by using the first lock device and the second lock device provided in the central portion of the upper bowl plate 6. The second lock device 80 will be described in detail below with reference to FIGS. 4 to 8. 4 is a perspective view showing a state in which the second lock device 80 is disassembled, and FIG. 5 is a partial cross-sectional enlarged view showing a state in which the periphery of the mounting portion of the second lock device 80 is viewed from the front side of the upper bowl plate 6, FIG. 6 is an enlarged partial cross-sectional view showing the periphery of the mounting portion of the second locking device 80 as viewed from the back side of the upper bowl 6, and FIG. 7 is the second locking device 8.
An enlarged plan view (partial cross-sectional view) showing the periphery of the mounting part of
8 is an enlarged side view (partial cross-sectional view) showing the periphery of the mounting portion of the second locking device 80.

The second locking device 80 includes a swing member 81 which is mounted on the back side of the contact plate portion 61 so as to be swingable within a vertical plane.
, An engaging pin 82 that is attached to the front surface of the game auxiliary board 40 so as to be engageable with the swing member 81, a support shaft 83 that pivotally connects the swing member 81, and the swing member 81 is a central axis of the support shaft 83. Is composed of a metal mounting washer 84 and an intermediate washer 85 that are attached together with the swinging member 81 to facilitate swinging around the center of the swinging member 81. The swinging member 81 swings from the swinging position to the vertical position to engage the engaging pin. By engaging with 82, the upper ball dish 6 is held in a closed state of covering the front surface of the game auxiliary board 40.

The oscillating member 81 is formed into a shape shown in each drawing by forming means such as cutting, bending, and punching a metal plate having a predetermined plate thickness. The pivot hole 8 is provided at the center of the swing member 81.
1a is formed by punching, and the spindle 83 is inserted into the spindle hole 81a. An engaging opening 81b is cut out and formed at the lower end of the swinging member 81 in conformity with the shape of the engaging portion 82a of the engaging pin 82. Further, an L-shaped finger hook 81c is formed at the upper end of the rocking member 81 by bending toward the back side when viewed from the front of FIG. 5, and an operator hooks his finger on the finger hook 81c to swing the finger. It is configured so that 81 can be swung easily. In order to prevent electric shock, etc., a cap member formed using an insulating material such as a resin material,
It may be attached to the finger hook 81c.

The engaging pin 82 is formed by cutting a metal round bar into a screw shape, and an engaging portion 82a having an H shape in side view is formed at one end of the engaging pin 82 at the lower end portion of the swinging member 81. It is formed so as to be able to engage with the engaged port 81b. A terminal connecting portion 82 b is formed at the other end of the engaging pin 82 so as to be connectable to the cap-type terminal 76 of the ground wire 75.

The ground wire 75 is a cable 77 in which the surface of a metal conductor layer having a multi-core stranded wire structure is coated with an insulating coating.
And a cap-type terminal 76 crimped and connected to one end thereof, the cap-type terminal 76 is connected to the terminal connecting portion 82b of the engaging pin 82, and the other end 78 of the cable 77.
Is connected to, for example, the ground terminal 98 of the terminal board 96 so that the engagement pin 82 can be grounded to the ground potential. The cable 77 of the ground wire 75 is wired through the back surface side of the game auxiliary board 40 so as not to interfere with the lock operation of the second lock device 80 or hinder the flow of the game ball. The wiring route will be described later.

The support shaft 83 is formed by cutting a metal round bar into a screw shape, and from the support shaft 83 side, a mounting washer 84, a swing member 81, an intermediate washer 85, and a ball guide provided on the ball dish 62. In the order of the member connecting portions 63a of the rail 63, the rail connecting members 63a are both fastened and fixed together to the backing plate portion mounting boss 67 formed on the back side of the backing plate portion 61, and the swinging member 81 is swingably supported.

The main portion of the bowl portion 62 is, for example, ABS.
It is formed by a molding means such as injection molding using a resin material such as a resin, and is fixed to the front side of the contact plate portion 61 with a screw or the like to store prize balls (gaming balls) and stored prize balls (gaming balls). The spheres) are aligned in a row toward the bottom of the tilt (to the right in FIG. 5). Then, along the upper edge portion of the ball plate portion 62, a ball guide rail 63 for receiving the electric potential of the prize ball (gaming ball) charged in the path until it is discharged from the passage 45 is attached.

The ball guide rail 63 is made of a thin metal plate having a predetermined plate thickness, is formed into a shape shown in each drawing by a forming means such as cutting, bending, and punching, and is subjected to a predetermined surface treatment if necessary. To be done. Further, the ball guide rail 63 is bent and formed in a U-shape in cross section so as to cover the upper edge portion of the ball dish portion 62, and is fitted into the upper edge portion of the ball dish portion 62 and fixed, or It is fixed with adhesive. And
With the ball guide rail 63 attached to the upper edge of the ball dish 62, the upper surface of the ball guide rail 63 is configured to be substantially flush with the bottom surface of the ball dish 62. Further, in order to be electrically connected to the swing member 81, the member connecting portion 63a is provided on the ball guide rail 63 so that the member connecting portion 63a is provided.
3 extends vertically from the middle of 3 and is integrally bent, and the support shaft 83 is inserted into the member connection hole 63b formed at the tip of the member connection portion 63a and formed on the back surface side of the contact plate portion 61. The rocking member 81 is attached to the attached plate portion mounting boss 67.
It is fixed together with etc.

The main part of the backing plate portion 61 is, for example, AB.
It is formed to cover the front surface of the game auxiliary board 40 by a molding means such as injection molding using a resin material such as S resin. A through hole 64 is formed in the center of the contact plate portion 61,
The member connecting portion 6 integrally formed with the ball guide rail 63 in a state where the ball dish 62 is attached to the front side of the pad plate 61.
3a passes through the through hole 64 and is located on the back surface side of the contact plate portion 61.

A passage trough 65 is formed in the upper left portion of the backing plate portion 61 so as to be aligned with the passage 45, and prize balls discharged from the passage 45 pass through the passage trough 65 to form a bowl plate portion. It is configured to be guided to 62. Further, a through gutter earth plate 66 is attached to the through gutter 65 to receive the potential of the prize ball (gaming ball) charged in the path until it is discharged from the outlet 45. The gutter earth plate 66 is a thin metal plate having a predetermined thickness, is formed by a forming means such as cutting and bending, and is formed by performing a predetermined surface treatment as necessary. The gutter earth plate 66 covers the inner bottom surface and the inner side surface of the gutter 65, and is formed to extend vertically downward from the inner bottom surface of the gutter 65 along the front side of the pad plate 61. In the state where the ball plate portion 62 is attached to the front side of the pad plate portion 61, the ball plate rail 62 is configured to come into contact with and electrically connect to the ball guiding rail 63.

A backing plate portion mounting boss 67 is formed in the center of the back side of the backing plate portion 61 with a screw hole. The backing plate portion mounting boss 67 is provided with a member from the backing plate portion mounting boss 67 side. The connecting portion 63a, the intermediate washer 85, the swing member 81, and the mounting washer 84 are tightened and fixed together with the support shaft 83 in this order, and the swing member 81 is supported so as to be swingable about the support shaft 83. To be done. The member connecting portion 63a formed integrally with the ball guide rail 63 is always in contact with the intermediate washer 85, and the intermediate washer 85 is always in contact with the swing member 81. Therefore, the ball guide rail 63 and the swing member 81 are provided. Are electrically connected.

Further, a harness retainer 68 for protecting a wire harness (not shown) wired on the back surface side of the contact plate portion 61 is provided on the upper portion of the contact plate portion 61 on the rear surface side, and the harness presser 68 is provided. With the moving member 81 attached to the support shaft attaching boss portion 67, the swinging member 81 is attached to the harness retainer 6
8 is formed so as to pass through the gap between the contact plate portion 8 and the contact plate portion 61, and the upper end portion of the swinging member 81, that is, the finger hook portion 81c is located at the upper end portion of the harness retainer 68. A notch 68a is provided on the upper end portion of the harness retainer 68 so that the finger hook portion 81c does not interfere with the upper end portion of the harness retainer 68.
This allows the swinging member 81 to swing without the finger-holding portion 81c interfering with the harness retainer 68, and limits the swinging range of the swinging member 81 to perform the swinging operation. Can be easy.

A mounting hole 48 is formed in the central portion of the front surface of the game auxiliary board 40 with a screw hole.
An engaging pin 82 is attached to the. Further, the attachment hole 48 is configured such that the terminal connection portion 82b projects into the internal space of the game auxiliary board 40 in a state where the engagement pin 82 is attached to the attachment hole 48. Then, the cap type terminal 76 is connected to the terminal connecting portion 82b protruding into the internal space of the game auxiliary board 40. Further, a recess 46 through which the cable 77 of the ground wire 75 passes is formed on the back surface side of the game auxiliary board 40, and a cover plate 47 is attached to cover the recess 46. A central harness through 46a and a right harness through 46b through which the cable 77 of the ground wire 75 is inserted are formed at the center of the bottom surface and the right side surface of the recess 46.

By the way, the hinge mechanism for supporting the upper bowl 6 with respect to the front frame 2 so as to be openable and closable is attached to the left side portion of the front frame 2 at a vertically intermediate position as shown in FIGS. 3, 5 and 6. The upper hinge member 51, the lower hinge member 52 attached to the lower left part of the front frame 2, the shaft hole portion 53 formed on the upper left rear side of the contact plate 61, and the lower left lower side of the contact plate 61. The bearing 54 and the support shaft 55 supported by the bearing 54 and the like support the upper bowl 6 so that it can be opened and closed laterally and detachably.

When the rocking member 81 is rocked from the rocking position to the vertical position while the backing plate portion 61 covers the front surface of the game auxiliary board 40, the engaging opening 8 formed at the lower end of the rocking member 81.
1b is positioned and engaged with an engaging portion 82a formed on the head of the engaging pin 82. As a result, the second ball lock device 80 provided at the center of the upper ball dish 6 holds the upper ball dish 6 in a closed state of covering the front surface of the game auxiliary board 40. At this time, since the inner side surface of the engaging portion 82a formed in the H shape in side view serves as a guide that comes into contact with both the front and back surfaces of the swing member 81 formed in a plate shape, the engaging opening 81b is engaged. 82
The swinging member 81 is electrically connected to the engaging pin 82 in a state of being engaged with a. Therefore, the engagement port 81b is not the engagement portion 82.
By engaging with a, the ball guide rail 63, the gutter earth plate 66, and the earth terminal 98 are electrically connected. As a result, the prize balls (game balls) charged in the path until being discharged from the outlet 45 come into contact with the ball guide rails 63 and the gutter earth plate 66, and the prize balls (game balls) are transferred to the ball plate portion 62. Are grounded to the earth potential in the process of being aligned with and reaching the ball feeding device 69, and are supplied onto the firing rail 41 in a potential stable state.

Therefore, according to the lock device having the above-described structure, in addition to the first lock device being provided on the right side portion of the upper bowl plate 6, the second lock device is also provided on the central portion of the upper bowl plate 6. 8
Since 0 is provided, it is difficult to bend the central portion of the upper bowl plate 6, so that it is possible to prevent the upper bowl plate 6 from being intentionally deformed to perform an illegal operation. Further, by locking the second locking device 80, the ball guiding rail 6
3 and the gutter ground plate 66 and the ground terminal 98 are electrically connected, it is not necessary to connect the ground wire to the ball guide rail 63 provided in the ball tray 62 to connect the ground terminal 98. , You can make a simple earth connection.

In the above-described embodiment, the engaging portion 82a having an H-shaped side view is formed on the head of the engaging pin 82 in the engaging opening 81.
It is formed so as to be engageable with b, and the inner side surface of the engaging portion 82a serves as a guide that comes into contact with both the front and back surfaces of the swing member 81 formed in a plate shape, but is not limited to this.
A guide may be provided on the swing member side. For example, as shown in FIG. 9, the engaging opening 1 formed at the lower end of the swinging member 181.
A guide 181d having a U-shaped cross section is further formed at 81b, and an inner side surface of the guide 181d has an engaging portion 182a.
Engagement pin 182 cut out and formed in a screw shape having a
If it is configured to contact both the front and back sides of the
The same effect can be obtained.

Next, a second embodiment of the second lock device will be described with reference to FIGS. Here, FIG.
0 is a perspective view showing a state in which the second locking device 280 is disassembled, and FIG. 11 is a state in which the periphery of the mounting portion of the second locking device 280 is viewed from the front side of the game auxiliary board 40 with the upper bowl plate 6 opened. 12 is a side enlarged view (partial sectional view) showing the periphery of the mounting portion of the second locking device 280. The second locking device 2 of this embodiment
80 is different only in a part of the shape of the second lock device 80 of the above-described first embodiment and the game auxiliary board 40, and other device configurations are the same, so the same parts are designated by the same reference numerals and duplicate description will be omitted. .

The second locking device 280 in this embodiment.
Is a vertical movement member 281 attached to the front surface of the game auxiliary board 40 so as to be vertically movable, and an engagement pin 282 attached to the back side of the contact plate portion 61 so as to be engageable with the vertical movement member 281.
And an upper screw 283 that fixes the up-and-down moving member 281 so as to be able to move up and down, and regulates the downward movement range of the up-and-down moving member 281.
And a lower screw 284 that fixes the up-and-down moving member 281 so that it can move up and down and restricts the up-and-down range of the up-and-down moving member 281.
And an upper washer 285 and a lower washer 286 made of metal that are attached together with an upper screw 283 and a lower screw 284 to facilitate the vertical movement of the vertical movement member 281. The vertical movement member 281 moves downward from the upper movement position. By engaging with the engaging pin 282, the upper ball dish 6 is held in a closed state of covering the front surface of the game auxiliary board 40.

The up-and-down moving member 281 is formed into a shape shown in each drawing by forming means such as cutting, bending, and punching a metal plate having a predetermined plate thickness. An elongated hole 281a is formed at the center of the vertical movement member 281. The elongated hole 281a is formed.
The upper screw 283 and the lower screw 284 are inserted into the.
The engaging opening 281 is formed at the lower end of the vertical movement member 281.
b is cut out according to the shape of the engaging portion 282a of the engaging pin 282, and the engaging portion that serves as a guide when the engaging opening 281b is located in the engaging portion 282a and engages The guide 281d extends downward from the engagement opening 281b and is formed in a V shape. Further, an L-shaped finger hook 281c is formed on the upper end of the vertical movement member 281 by bending toward the front side when viewed from the front of FIG. 11, and an operator hooks his finger on the finger hook 281c to move the vertical movement member 281c. It is configured to easily move the 281 up and down.
Note that a cap member formed of an insulating material such as a resin material may be attached to the finger hook 281c to prevent electric shock.

The engaging pin 282 is formed by cutting a metal round bar into a screw shape, and an engaging portion 282a is formed at the head of the engaging pin 282, and an engaging opening formed at the lower end of the vertically moving member 281. It is formed so that it can be engaged with 281b. The engaging pin 282 extends vertically from the middle of the ball guide rail 63 and is integrally bent to form a member connecting portion 63a.
Is fixed to a backing plate portion mounting boss 67 formed in the center portion on the back surface side of the backing plate portion 61. At this time, since the engaging pin 282 is constantly in contact with the member connecting portion 63a, the engaging pin 282
And the ball guide rail 63 are electrically connected.

The upper screw 283 is formed by cutting a metal round bar into a screw shape, and together with the upper washer 285, the vertically moving member 281 is fixed to the upper mounting boss 248 formed on the front side of the game auxiliary board 40 so as to be vertically movable. To do. Then, the lower screw 284 is cut out and formed in a screw shape from a metal round bar, and together with the lower washer 286, the vertically moving member 281 is vertically movably fixed to a lower mounting boss 249 formed on the front side of the game auxiliary board 40. . A terminal connecting portion 284 a is formed at the tip of the lower screw 284 so as to be connectable to the cap-type terminal 76 of the ground wire 75. Then, the cap-type terminal 76 of the ground wire 75 is connected to the terminal connecting portion 284 a of the lower screw 284, and the cable 7 of the ground wire 75 is connected.
The other end 78 of 7 is connected to, for example, the ground terminal 98 of the terminal board 96, and the ground wire 75 is configured to ground the lower screw 284 to the ground potential. Although the terminal connection portion 284a is formed on the lower screw 284 so that the terminal connection portion 284a can be connected to the cap-type terminal 76, the invention is not limited to this. The upper screw 283 has the terminal connection portion 284a.
May be formed so that it can be connected to the cap type terminal 76.

In the center of the front surface of the game auxiliary board 40, instead of the mounting hole 48 in the above-mentioned embodiment, the upper mounting boss 24
8 and the lower mounting boss 249 are formed with screw holes. A vertical movement member 281 is fixed to the upper mounting boss 248 and the lower mounting boss 249 by an upper screw 283 and a lower screw 284 so as to be vertically movable. Further, the lower mounting boss 249 is the lower mounting boss 249.
With the lower screw 284 attached to the terminal connection portion 284a, the terminal connection portion 284a is configured to protrude into the internal space of the game auxiliary board 40. Then, the cap-type terminal 76 is connected to the terminal connecting portion 284a protruding into the internal space of the game auxiliary board 40.

When the vertical moving member 281 is fixed by the upper screw 283 and the lower screw 284 so as to be vertically movable, when the vertical moving member 281 is moved upward, the lower end of the slot 281a comes into contact with the lower screw 284, and When the moving member 281 is moved downward, the upper end of the elongated hole 281a comes into contact with the upper screw 283, so that the vertical movement range of the vertical moving member 281 is restricted. Further, the lower screw 284 has a metal lower washer 2
Since the lower washer 286 is always in contact with the vertical movement member 281 and the lower washer 286 is always in contact with the vertical movement member 281, the vertical movement member 281 and the lower screw 284 are electrically connected.

On the left and right sides of the upper mounting boss 248 and the lower mounting boss 249 in the center of the front surface of the game auxiliary board 40, regulation guides 250 for regulating the lateral movement of the vertical movement member 281 are formed. Moving member 28
Since the up-and-down moving member 281 does not move left and right when the up-and-down moving member 281 is moved up and down,
82 may be engaged.

When the vertical movement member 281 is moved downward from the upper movement position while the backing plate portion 61 covers the front surface of the game auxiliary board 40, the engagement opening 28 formed at the lower end portion of the vertical movement member 281.
1b is an engaging portion 282 formed on the head of the engaging pin 282.
Positioned at a and engaged. As a result, the second ball lock device 280 provided in the central portion of the upper ball dish 6 holds the upper ball dish 6 in a closed state of covering the front surface of the game auxiliary board 40. At this time, since the engagement opening 281b and the engagement portion 282a are in contact with each other, the up-and-down movement member 281 and the engagement pin 282 are electrically connected in a state where the engagement opening 281b is engaged with the engagement portion 282a. . Therefore, the engagement port 281b is not
By engaging with the ball 82a, the ball guide rail 63, the gutter earth plate 66, and the earth terminal 98 are electrically connected. As a result, the prize balls (game balls) charged in the path until being discharged from the outlet 45 come into contact with the ball guide rails 63 and the gutter earth plate 66, and the prize balls (game balls) are transferred to the ball plate portion 62. Are grounded to the earth potential in the process of being aligned with and reaching the ball feeding device 69, and are supplied onto the firing rail 41 in a potential stable state. In addition, the engaging portion guide 281 which extends downward from the engaging opening 281b and is formed in a V shape.
d acts as a guide when the vertical movement member 281 moves downward from the upper movement position and the engagement opening 281b is positioned and engaged with the engagement portion 282a, so that the engagement opening 281b smoothly moves. 282a can be engaged.

According to the lock device configured as described above,
In addition to the first locking device being provided on the right side of the upper bowl plate 6, the second locking device 280 is also provided on the center part of the upper bowl plate 6, so that the center part of the upper bowl plate 6 can be bent. Since it is difficult, it is possible to prevent the upper bowl plate 6 from being intentionally deformed to perform an illegal operation. Further, by locking the second locking device 280, the ball guide rail 63, the gutter earth plate 66, and the ground terminal 98 are electrically connected, so that the ball guide rail 6 provided on the ball dish 62 is provided.
It is not necessary to connect a ground wire to 3 and connect it to the ground terminal 98, and the ground connection can be made simply.

In the second embodiment of the second lock device, the vertical movement member 281 is moved downward from the upper movement position to engage with the engagement pin 282. However, the present invention is not limited to this. As shown in FIG. 13, the swinging member 381 may be swung from the swinging position to the vertical position so as to be engaged with the engaging pin 282. That is, the swinging member 381
Has a support shaft hole (not shown) into which a support shaft 383 is inserted at its central portion, and an engagement port 381 which engages with an engagement pin 282 at its lower end portion.
b, and having an L-shaped finger hook portion 81c at the upper end, it is formed into a shape shown in FIG. 13 by a forming means such as cutting, bending, and punching from a metal plate having a predetermined plate thickness, and a cap-type terminal is provided at the tip portion. Terminal connecting portion 3 formed so as to be connectable to the terminal 76
Metal support shaft 38 formed in a screw shape having 83a
If the rocking member 381 is pivotally connected to the lower mounting boss 249 together with the metal mounting washer 384 by 3,
The same effect can be obtained.

Further, in each of the above-mentioned embodiments, the outlet gutter 65 is provided with the outlet gutter earth plate 66. For example, as shown in FIG. The ground plate 45 for the prize hole formed so as to cover the inner bottom surface of the 45 and contact the ground plate 66 for the trout gutter.
a may be provided, and further, the inner bottom surface of the prize ball payout path 34 is formed so as to cover the inner bottom surface of the prize ball payout path 34 and to be in contact with the prize ball mouth earth plate 45a. The plate 34a may be provided. In this way, in addition to the ball guide rail 63 and the gutter earth plate 66,
Since the prize ball mouth ground plate 45a and the prize ball payout route ground plate 34a are electrically connected to each other, the chances that the prize ball (gaming ball) comes into contact with each ground plate increases, and the prize ball becomes more effective. (Game ball) can be grounded to ground potential.

In the first embodiment of the second lock device, the swing member 81 is swingably attached to the back side of the contact plate portion 61 within the vertical plane, and the engagement pin 82 is provided on the game auxiliary board 4.
0 is attached to the front surface of 0 so as to be engageable with the swing member 81, but is not limited to this, and the engagement pin 82 is attached to the back side of the contact plate portion 61 so as to be engageable with the swing member 81. The swinging member 81 may be attached to the front surface of the game auxiliary board 40 swingably in the vertical plane. Also,
In the second embodiment of the second locking device, the vertical movement member 2
81 is attached to the front surface of the game auxiliary board 40 so as to be vertically movable, and the engagement pin 282 is attached to the back side of the contact plate portion 61 so as to be able to engage with the vertical movement member 281, but it is not limited to this. The engaging pin 282 may be attached to the front surface of the game auxiliary board 40 so as to be engageable with the vertical movement member 281, and the vertical movement member 281 may be attached to the back side of the contact plate portion 61 so as to be vertically movable.

[0053]

As described above, according to the locking device for a ball game machine according to the present invention, the first locking device is provided at the end of the upper bowl and in addition to the central part of the upper bowl. Since the second locking device is provided, it is difficult to bend the central portion of the upper bowl, and thus it is possible to prevent the upper bowl from being intentionally deformed to carry out an illegal operation.

[Brief description of drawings]

FIG. 1 is a front view of a pachinko machine shown as an example of a ball game machine according to the present invention.

FIG. 2 is a rear view showing the back side of the pachinko machine.

FIG. 3 is a front view showing a state in which a glass door and an upper bowl are opened in the pachinko machine.

FIG. 4 is an exploded perspective view showing a configuration of a second lock device in the lock device of the first embodiment.

FIG. 5 is a front view (enlarged partial cross section) showing the periphery of the mounting portion of the second locking device in the locking device of the first embodiment.
Is.

FIG. 6 is a rear view (enlarged partial cross section) showing the periphery of the mounting portion of the second locking device in the locking device of the first embodiment.
Is.

FIG. 7 is a plan view (enlarged partial cross section) showing the periphery of the mounting portion of the second locking device in the locking device of the first embodiment.
Is.

FIG. 8 is a side view (partially enlarged cross-sectional view) showing the periphery of the mounting portion of the second locking device in the locking device of the first embodiment.
Is.

FIG. 9 is a plan view (partially sectional enlarged view) showing another form of the second locking device in the locking device of the first embodiment.

FIG. 10 is an exploded perspective view showing a configuration of a second lock device in the lock device of the second embodiment.

FIG. 11 is a front view (enlarged partial cross-sectional view) showing the periphery of the mounting portion of the second locking device in the locking device of the second embodiment.

FIG. 12 is a side view (enlarged partial cross-sectional view) showing the periphery of a mounting portion of the second locking device in the locking device of the second embodiment.

FIG. 13 is a perspective view showing another form of the second locking device in the locking device according to the second embodiment.

FIG. 14 is a side view (enlarged cross-sectional view) showing another embodiment of the ground sheet metal.

[Explanation of symbols]

BSP back set board PA game area PM Pachinko machine 1 outer frame 2 front frame 3a, 3b Hinge member 4 Locking device 5 glass doors 6 Upper bowl 7 lower bowl 8 operation handle 9 Ball launcher 17 Engagement lever 18 hinge 19 Closing lever 20 game board 21 Veneer 22a outer rail 22b Inner rail 23 windmill 24 General prizes 25 Starting prizes 26 Grand Prize Winners 27 Out mouth 28 symbol display device 30 base frame 31 window 32 ball storage supply mechanism 33 prize ball payout mechanism 34 prize ball payout route 34a Earth plate for prize ball payout route 40 game auxiliary board 41 launch rail 42 Foul mouth 43 Lower ball dish exit 44 speakers 45 exits 46 recess 46a Central harness through 46b right harness through 47 lid plate 48 mounting holes (first embodiment) 51 Upper hinge member 52 Lower hinge member 53 Shaft hole 54 Bearing 55 spindle 61 Patch plate 62 Ball Plate 62a Ball removing lever 63 ball guide rail 63a Member connection part 63b Member connection hole 64 through hole 65 Tsutsuke 66 Earthing plate for trough 67 Abutment plate mounting boss 68 Harness retainer 68a cutout 69 Ball feeder 70 First locking device 71 Lock mechanism (first lock device) 72 Lock fittings (first locking device) 75 ground wire 76 Cap type terminal 77 cable 78 the other end 80 Second locking device (first embodiment) 81 Swing member 81a Spindle hole 81b Engagement port 81c Finger rest 82 Engagement pin 82a engaging part 82b terminal connection part 83 spindle 84 mounting washer 85 Intermediate washer 91 Main control board 92 prize ball control board 93 Lamp / Voice control board 94 power board 95 Relay board 96 terminal board 97 prize ball cassette 98 ground terminal 181 Rocking member (another form of the first embodiment) 181b Engagement port 181d guide 182 engagement pin (another form of the first embodiment) 182a engaging part 248 Upper mounting boss (second embodiment) 249 Lower mounting boss (second embodiment) 250 Regulation Guide (Second Example) 280 Second locking device (second embodiment) 281 Vertical movement member 281a long hole 281b Engagement port 281c Finger rest 281d Engagement part guide 282 Engagement pin 282a engaging part 283 Upper screw 284 Lower screw 284a terminal connection part 285 upper washer 286 Lower washer 381 Swing member (another form of the second embodiment) 381b Engagement port 381c Finger rest 383 spindle (another form of the second embodiment) 383a terminal connection part 384 mounting washer (another form of the second embodiment)

Claims (3)

[Claims] 1. An outer frame for fixed holding, a front frame fixedly held by the outer frame and equipped with predetermined game constituent members, and a hinge mechanism provided at one end side, which can be laterally opened and closed to the front frame. And an upper ball plate for storing and aligning prize balls, the other end side of the upper ball plate, the upper ball plate and the front frame between the upper ball plate and the front frame. A second locking device that locks and holds the upper ball dish and the front frame between the upper ball dish and the front frame in the central portion of the upper ball dish. A locking device for a ball game machine, which is provided with. 2. An outer frame for fixed holding, a front frame fixedly held by the outer frame and provided with a predetermined game constituent member, and a hinge mechanism provided at one end side, which can be laterally opened and closed on the front frame. And an upper ball plate for storing and aligning prize balls, the other end side of the upper ball plate, the upper ball plate and the front frame between the upper ball plate and the front frame. A first locking device for holding the lock is provided, in the central portion of the upper bowl, is composed of a movable member provided in the upper bowl and an engagement member provided in the front frame, A locking device for a ball-and-ball game machine, characterized in that a second locking device is provided which moves a movable member to engage with the engaging member to lock and hold the upper bowl plate and the front frame. 3. An outer frame for fixed holding, a front frame fixedly held by the outer frame and provided with predetermined game constituent members, and a hinge mechanism provided at one end side that can be opened and closed laterally to the front frame. And an upper ball plate for storing and aligning prize balls, the other end side of the upper ball plate, the upper ball plate and the front frame between the upper ball plate and the front frame. A first locking device for holding the lock is provided, in the central portion of the upper bowl, the engaging member provided in the upper bowl and a movable member provided in the front frame, A locking device for a ball-and-ball game machine, characterized in that a second locking device is provided which moves a movable member to engage with the engaging member to lock and hold the upper bowl plate and the front frame.