JP2002282503A - Game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a game machine excellent in security property, capable of preventing the illicit opening of a front door. SOLUTION: A first frame key 69 and a second frame key 76 are installed to the front door 13, and both the first frame key 69 and the second frame key 76 are unlocked when opening the front door 13. In this structure, since the labor for unlocking both the first frame key 76 and the second frame key 76 is the suppressing force to the illicit opening of the front door 13, the front door 13 is hardly illicitly opened, Thereby, the falsification of the processing contents of a main control device or the processing contents of a prize ball control device can be prevented, and the security performance is enhanced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a gaming machine provided with a key mechanism for opening a front door.

[0002]

2. Description of the Related Art FIG. 8 shows a conventional structure of the above-mentioned gaming machine. Here, the outer frame 1 is in the shape of a rectangular tube whose front and rear surfaces are open, and a front door 2 is mounted on the front surface of the outer frame 1 so as to be rotatable around the left side. A lock mechanism is mounted between the front door 2 and the outer frame 1, and the lock mechanism locks the front door 2 in a closed state in which the front surface of the outer frame 1 is closed.

[0003]

In the above configuration, the frame key 3 is mounted on the front door 2, and when the key is inserted into the frame key 3 and unlocked, the lock mechanism is changed from the locked state to the unlocked state. , The front door 2 is opened. On the rear side of the front door 2, a prize ball control device for paying out pachinko balls, a main control device for performing a jackpot determination process, and the like are mounted. There is a possibility that the processing contents of the ball control device and the main control device may be falsified.

[0004] The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a gaming machine excellent in security that can prevent unauthorized opening of a front door.

[0005]

According to a first aspect of the present invention, there is provided a gaming machine, comprising: an outer frame; a front door provided on the outer frame so as to be openable and closable; and a plurality of lock mechanisms for locking the front door in a closed state. And a plurality of key mechanisms provided on the front door for switching the plurality of lock mechanisms from a locked state to an unlocked state. According to the above means, it takes time and effort to unlock a plurality of lock mechanisms using a plurality of key mechanisms to open the front door. Since this trouble is a deterrent to the unauthorized opening of the front door, the unauthorized opening of the front door becomes difficult. Therefore, the processing content of the main control device and the processing content of the prize ball control device are prevented from being falsified, and the security performance is enhanced.

A gaming machine according to a second aspect is characterized in that a plurality of key mechanisms are operated using different keys. According to the above means, since the keys of the plurality of key mechanisms are different, it is necessary to create a plurality of types of duplicate keys to illegally open the front door. For this reason, the deterrence against unauthorized opening of the front door is further increased, and the security performance is further improved.

A gaming machine according to a third aspect is characterized in that a plurality of lock mechanisms switch from a locked state to an unlocked state based on operating the keys of the plurality of key mechanisms in different directions. . According to the above means, it is necessary to operate a plurality of keys in different directions to illegally open the front door. For this reason, the deterrence against unauthorized opening of the front door is further increased, and the security performance is further improved.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will now be described with reference to FIGS.
A description will be given based on FIG. On the island of Pachinko Hall,
As shown in FIG. 5, an outer frame 11 is provided. The outer frame 11 has a square tubular shape with open front and rear surfaces.
As shown in FIG. 1A, a flat hinge metal fitting 12 is fixed to the left side of the outer frame 11 at the upper and lower ends. A pair of vertical shafts 14 of a front door 13 are rotatably mounted on these hinge fittings 12, and a lower plate 15 is fixed to a front surface of the front door 13 at a lower end portion.

A firing handle 16 is rotatably mounted on the front of the front door 13 at the lower right.
As shown in FIG. 5, a firing motor 17 is mounted on a rear surface of the shooting wheel 3 behind the firing handle 16. A hitting hammer (both not shown) is connected to a rotating shaft of the firing motor 17 via a hitting mechanism, and when the firing handle 16 is rotated clockwise in FIG. Then, power is supplied to the firing motor 17, and the hitting hammer is driven.

As shown in FIG. 1A, a U-shaped metal frame 18 having an open lower surface is fixed to the front surface of the front door 13, and a horizontally long rectangle is provided at the lower end of the metal frame 18. Dish plate 1
9 is mounted so as to be rotatable about a vertical axis (not shown) on the left side. An upper plate 20 is fixed to a front surface of the plate 19, and a pachinko ball (not shown) is stored in the upper plate 20. A ball rail (not shown) is attached to the rear of the upper plate 20, and the pachinko balls in the upper plate 20 are supplied to the hammer through the ball rail and are hit by the hammer.

A rectangular window frame 21 is mounted on the metal frame 18 so as to be rotatable about a vertical axis (not shown) on the left side, and the inner peripheral surface of the window frame 21 is transparent. The glass window 21a is held. Further, a frame-shaped mechanism panel (not shown) is fixed to the rear surface of the front door 13. In this mechanism panel,
As shown in FIG. 6, a game board 22 is held, and the game board 22 is covered from the front by a glass window 21a.

An outer rail 23 and an inner rail 24 are fixed to the front surface of the game board 22. A pachinko ball hit by a hitting hammer is discharged to the upper portion of the game board 22 through the space between the outer rail 23 and the inner rail 24. You. In addition, the game board 22
A plurality of obstacle nails 22a are driven into the front of the game board 22, and the pachinko balls released to the upper part of the game board 22 are obstacle nails 22a.
Fall while hitting.

A special symbol starting port 25 is provided on the front of the game board 22.
Has been fixed. The special symbol starting port 25 is formed in a pocket shape having an open upper surface.
5 is provided with a special symbol start sensor 26 (see FIG. 7). The special symbol start sensor 26 is composed of a proximity switch, and detects that a pachinko ball has been won in the special symbol start port 25 and outputs a special symbol start signal.

A square center cover 27 is fixed to the rear surface of the game board 22, as shown in FIG. A main board box 28 is provided on the rear surface of the center cover 27.
Are fixed, and a main board 29 is housed in the main board box 28. A main controller 30 (see FIG. 7) is mounted on the main board 29, and the special symbol start sensor 26 is electrically connected to the main controller 30 as shown in FIG. The main control device 30 is mainly composed of a microcomputer, and determines a big hit and a miss based on detecting a special symbol start signal from the special symbol start sensor 26, and sets a big hit and a miss symbol. Perform processing.

As shown in FIG. 6, a display board 31 is fixed to the front of the game board 22. The display board 31 holds a symbol display device 32 composed of a color liquid crystal display. As shown in FIG. 5, a display substrate box 33 is fixed to the rear surface of the symbol display device 32, and the display substrate box 33 is covered by the center cover 27 from behind.

A display substrate 34 is provided in the display substrate box 33.
Are stored, and a drive circuit 35 is provided on the display substrate 34.
And a display control device 36 (both shown in FIG. 7). The display control device 36 is mainly composed of a microcomputer, and as shown in FIG.
It is electrically connected to the symbol display device 32 via the drive circuit 35.

The main controller 30 includes a display controller 36.
Are electrically connected, and when the main control device 30 sets the big hit symbol or the out-of-touch symbol, the display control device 36
Output to Then, the display control device 36 displays the big hit symbol or the missing symbol on the symbol display device 32, and notifies the player of the determination result of the big hit or the miss.

On the front of the game board 22, as shown in FIG.
7 is fixed, and the winning opening base plate 37 is
a is formed. The special winning opening 37a is formed in a square cylindrical shape having an open front and rear surface, and a flat door 38 is mounted on the front end surface of the special winning opening 37a so as to be rotatable around a shaft 39.

The door 38 is mechanically connected to a plunger of a special winning opening solenoid 40 (see FIG. 7) via a crank mechanism (not shown). This special winning opening solenoid 40
Is fixed to the rear surface of the winning opening base plate 37. When the large winning opening solenoid 40 is cut off, as shown in FIG.
The special winning opening 3 is determined based on the fact that the door 38 rotates vertically.
7a is closed, and when the special winning opening solenoid 40 is energized, the special winning opening 37a is opened based on the fact that the door 38 pivots in a horizontal state in which it falls forward.

The special winning opening solenoid 40 is electrically connected to the main controller 30 via a drive circuit 41, as shown in FIG. The drive circuit 41 is mounted on the main board 29, and the main control device 3
0 is a setting time (for example, 30) when the excitation power is supplied to the special winning opening solenoid 40 through the drive circuit 41 when the big hit is determined.
The special winning opening 37a is opened for a set time on the basis of giving for only (second). This opening operation is called a round operation, and is repeated a set number of times (for example, 15 rounds) (big hit operation).

The main control device 30 is electrically connected to a special winning opening sensor 42 comprising a proximity switch. The special winning opening sensor 42 is connected to the special winning opening 37 of the winning opening base plate 37.
a, which detects that a pachinko ball has entered the special winning opening 37a and outputs a winning signal to the main control device 30.

As shown in FIG. 5, a main set 43 having a rectangular frame shape is provided on the outer peripheral portion of the center cover 27. The right side of the main set 43 has a vertical axis (not shown). It is rotatably mounted on the rear surface of the front door 13 through the door. A hook and a pin (both not shown) are attached to the front door 13 and the main set 43, and the main set 43 is closed on the outer peripheral portion of the center cover 27 based on hooking the hook on the pin. Locked to state.

On the rear surface of the main set 43, a prize ball substrate box 44 is fixed. This prize ball board box 44
A prize ball substrate 45 is accommodated therein, and a prize ball control device 46 (see FIG. 7) mainly composed of a microcomputer is mounted on the prize ball substrate 45.

The prize ball control device 46, as shown in FIG.
The main control device 30 is electrically connected to the main control device 30. When the main control device 30 detects a special figure start signal from the special symbol start sensor 26 or a winning signal from the special winning opening sensor 42, the main control device 30 sends a pachinko ball to the winning ball control device 46. Outputs the ball payout signal.

As shown in FIG. 5, a ball tank 47 is fixed to the rear surface of the main set 43 at the upper end, and a pachinko ball is stored in the ball tank 47.
An inclined gutter-shaped tank rail 48 and a ball payout case 49 are fixed to the rear surface of the main set 43.
The ball dispensing case 49 is connected to the ball tank 47 via a tank rail 48, and the ball dispensing case 49 is supplied with pachinko balls from the ball tank 47 through the tank rail 48.

A ball payout mechanism 49 is housed in the ball payout case 49. The ball dispensing mechanism uses a ball dispensing motor 50 composed of a pulse motor as a drive source, and dispenses pachinko balls downward from inside the ball dispensing case 49 based on the driving of the ball dispensing motor 50.

The ball payout motor 50 is electrically connected to the prize ball control device 46 via a drive circuit 51 as shown in FIG. The drive circuit 51 is mounted on the prize ball board 45. When the prize ball control device 46 detects a payout signal from the main control device 30, the ball payout case 49 is driven based on driving the ball payout motor 50. Dispense pachinko balls from inside.

As shown in FIG. 5, the main set 43 is provided with a ball passage 52, and the upper end of the ball passage 52 is connected to a ball payout case 49. The lower end of the ball passage 52 has the upper plate 20 with the main set 43 closed.
The pachinko ball discharged from the ball dispensing case 49 is supplied to the upper plate 20 or the lower plate 15 through the ball passage 52.

As shown in FIG. 3, a first lock mechanism 53 is mounted between the outer frame 11 and the front door 13.
The lock mechanism 53 locks the front door 13 to the outer frame 11 and locks the window frame 21 to the front door 13 and is configured as follows.

<Regarding the First Lock Mechanism 53> As shown in FIG. 3, a front plate 55 of a lock base 54 is fixed to the rear surface of the front door 13 at the right side. The lock base 54 has an L-shape having a front plate 55 and a side plate 56. Guide pins 57 are fixed to upper and lower ends of the side plate 56, and both guide pins 57 are provided with two long holes of a lock plate 58. 59 are slidably engaged in the vertical direction. The lock plate 58 and the lock base 54
A spring (not shown) is interposed between
The lock plate 58 is held in a locked state slid upward by a spring force.

A notch-shaped operation portion 60 is formed at the center of the lock plate 58 in the vertical direction. Further, triangular hooks 61 projecting rearward are formed at the upper and lower ends of the lock plate 58, and a plate 62 is engaged with each hook 61. Each of these plates 62 is
The front door 13 is locked in a closed state in which the front door 13 is in close contact with the front end surface of the outer frame 11 by the engaging force between the hooks 61 and the plates 62.

The inner peripheral surface of the window frame 21
The two guide pins 63 are fixed.
The two long holes 65 of the lock plate 64 are slidably engaged with 3. These lock plates 6
A spring (not shown) is interposed between the frame 4 and the window frame 21, and the lock plate 64 is held in a locked state in which the lock plate 64 is slid upward by the spring force.

A triangular hook 66 projecting rearward is formed on the lock plate 64, and the hook 66 is engaged with the upper edge of the lock hole 68 through the through hole 67 of the front door 13. The lock hole 68 is formed in the front plate 55 of the lock base 54, and the window frame 21 is
The metal frame 18 is locked in a closed state by the engagement force between the lock frame 6 and the lock hole 68. The first lock mechanism 53 is configured as described above.

As shown in FIG. 2B, a first frame key 69 corresponding to a first key mechanism is mounted on the right side of the front door 13. The first frame key 69 is formed of a tumbler type cylinder lock in which a cylindrical rotor 71 is rotatably housed in a cylindrical cylinder case 70,
The rotor 71 holds a plurality of tumblers (not shown). The plurality of tumblers are engaged with the inner peripheral surface of the cylinder case 70, and the rotor 71 is held by the engaging force between the tumbler and the cylinder case 70 so as not to rotate and not to slide.

As shown in FIG. 2A, a key hole 72 is formed in the rotor 71 of the first frame key 69, and a first key (not shown) is inserted into the key hole 72. Is done. The first key has an uneven portion formed on both sides in the lateral direction. When the first key is inserted, the uneven portion presses and moves the plurality of tumblers in the radial direction. And the cylinder case 70 is disengaged. Also, the first
The cam 73 is located at the rear end of the rotor 71 of the frame key 69.
Are connected, and the cam 73 rotates integrally with the rotor 71 when the first key is operated.

As shown in FIG. 2B, a frame decoration 74 is fixed on the right side of the front surface of the front door 13. A through hole 75 is formed in the frame decoration 74,
The first frame key 69 is arranged behind the through hole 75.

The upper right end portion of the front door 13 is shown in FIG.
As shown in the figure, a second frame key 76 corresponding to a second key mechanism
Is installed. The second frame key 76 is the first frame key 6
The lock 77 is made of a tumbler-type cylinder lock similar to that shown in FIG. 9, and has a keyhole 78 formed in the rotor 77 of the second frame key 76 as shown in FIG. This keyhole 78
Is the one into which the second key (not shown) is inserted,
When the key is inserted, the engagement between the plurality of tumblers and the cylinder case 79 is released based on the unevenness of the second key pressing and moving the plurality of tumblers in the rotor 77 in the radial direction. The second key is different from the first key in the form of the concave and convex portions, and the second key 76 and the first key 69 are operated using the first key and the second key. I can't.

As shown in FIG. 4B, a lock plate 80 is connected to the rotor 77 of the second frame key 76 at the rear end, and when the second key is operated, As shown in FIG. 4A, the lock plate 80 is
Pivots between a vertical locked position (see the solid line) and a horizontal unlocked position (see the two-dot chain line).

As shown in FIG. 1B, an L-shaped hook plate 81 is screwed to the inner peripheral surface of the outer frame 11 at the upper right end. The hook plate 81 constitutes a second lock mechanism 82 together with the lock plate 80, and engages with the hook plate 81 when the lock plate 80 is rotated to the vertical lock position, and the lock plate 80 is When it is rotated to the horizontal unlock position, it comes off the hook plate 81.

Next, the operation of the above configuration will be described. <Regarding the opening operation of the window frame 21> When the first key is inserted into the keyhole 72 of the first frame key 69 and rotated counterclockwise, the cam 73 engages with the hook 66 of the lock plate 64. Then, the lock plate 64 descends against the spring force. Then, the hook 66 of the lock plate 64 comes off the upper edge of the lock hole 68, and the lock between the window frame 21 and the front door 13 is released. Accordingly, when the window frame 21 is pulled forward, the game board 22 is opened based on the fact that the window frame 21 rotates forward about a vertical axis on the left side.

<Regarding Closing Operation of Window Frame 21> The cam 73 is rotated based on turning the first key clockwise.
Is returned to the vertical initial position, and the window frame 21 is pressed backward.
Then, the hook 66 of the lock plate 64 is
8, the lock plate 64 descends against the spring force. Thereafter, when the hook 66 is inserted into the lock hole 68, the lock plate 64 is raised by the spring force, and the window frame 21 is locked in the closed state based on the engagement of the hook 66 into the lock hole 68. You.

<Regarding the opening operation of the front door 13> When the first key is inserted into the key hole 72 of the first frame key 69 and is rotated clockwise, the cam 73 is turned into the notch-like shape of the lock plate 58. The lock plate 58 is engaged with the operation unit 60 and descends against the spring force. Then, both hooks 61 of the lock plate 58 are disengaged from both plates 62 of the outer frame 11, and the first lock mechanism 53 is unlocked.

When the second key is inserted into the keyhole 78 of the second frame key 76 and is turned counterclockwise, the lock plate 80 is turned from the vertical lock position to the horizontal unlock position. Then, the engagement between the lock plate 80 and the hook plate 81 is released. When the front door 13 is pulled forward in this state, the front door 13 rotates forward around the two shafts 14. When the second key is rotated clockwise, the rotation of the second key is restricted based on the fact that the lock plate 80 interferes with the outer frame 11, and the lock plate 8 is locked.
0 and the hook plate 81 are held in the engaged state.

<Regarding the Closing Operation of the Front Door 13> The cam 73 is returned to the vertical initial position based on the turning operation of the first key in the counterclockwise direction, and the front door 13 is pressed backward. Then, both hooks 61 of the lock plate 58 are pressed by both plates 62 of the outer frame 11, and the lock plate 58 descends against the spring force. Thereafter, when both hooks 61 pass rearward through both plates 62, lock plate 58 is raised by spring force, and both hooks 61 are engaged with both plates 62. Next, the lock plate 80 is rotated based on the clockwise rotation of the second key.
Is returned to the vertical lock position, and is engaged with the hook plate 81.

According to the above embodiment, the first lock mechanism 53 and the second lock mechanism 82 for locking the front door 13 in the closed state, and the first lock mechanism 53 and the second lock mechanism 82 are locked. Since the first frame key 69 and the second frame key 76 for switching from the state to the unlock state are provided,
When opening the front door 13, the first frame key 69 and the second
It is necessary to use both of the frame keys 76 to unlock both the first lock mechanism 53 and the second lock mechanism 82. Since this trouble is a deterrent to the unauthorized opening of the front door 13, the unauthorized opening of the front door 13 becomes difficult. Therefore, the processing contents of the main control device 30 and the prize ball control device 4
6 is prevented from being tampered with, thereby improving security performance.

The first frame key 69 and the second frame key 7
6 is configured to be operated by different first and second keys, it takes time and effort to create two types of duplicate keys to illegally open the front door 13. For this reason, the deterrence against unauthorized opening of the front door 13 is further increased, and the security performance is further improved.

The first lock mechanism 53 and the second lock mechanism 53 and the second lock key 53 are rotated based on the rotation of the first key of the first frame key 69 and the second key of the second frame key 76 in opposite directions. The lock mechanism 82 is switched from the locked state to the unlocked state. For this reason, a troublesome unlocking operation is required to illegally open the front door 13, so that the deterrence against the unauthorized opening of the front door 13 is further increased, and the security performance is further improved.

In the above embodiment, two types of lock mechanisms, the first lock mechanism 53 and the second lock mechanism 82, are provided as a plurality of lock mechanisms for locking the front door 13 in the closed state, and the plurality of lock mechanisms are unlocked. Although two types of the first frame key 69 and the second frame key 76 are provided as the plurality of key mechanisms for switching to the locked state, the present invention is not limited to this. For example, three or more types of lock mechanisms and three or more types are provided. May be provided. In this case, it is preferable that three or more types of key mechanisms are individually associated with three or more types of lock mechanisms.

In the above embodiment, a cylinder lock having a plurality of tumblers movable in the radial direction is used as the first frame key 69 and the second frame key 76, but the invention is not limited to this. Instead, for example, a lever tumbler lock having a tumbler that can move in the circumferential direction may be used. Further, in the above embodiment, the first frame key 69 and the second frame key 76 are configured to be operated by different keys. However, the present invention is not limited to this. May be configured.

In the above embodiment, the first lock mechanism 53 and the second lock mechanism 82 are unlocked from the locked state by rotating the first key and the second key in opposite directions. Although the state is switched to the locked state, the present invention is not limited to this. For example, the state may be switched from the locked state to the unlocked state based on a rotation operation in the same direction.

Further, in the above embodiment, the present invention is applied to one kind of pachinko machine in which a big hit occurs based on the big hit symbol being displayed on the symbol display device 32. However, the present invention is not limited to this. For example, the present invention may be applied to two types of pachinko machines or three types of pachinko machines. In the two types of pachinko machines, the central role is released when the pachinko ball enters the starting opening. When the central role is released, the pachinko ball wins in the V zone of the central role. A big hit occurs based on the big hit. In the three types of pachinko machines, the variable winning opening is opened based on a big hit symbol being displayed on the symbol display device. A big hit occurs.

[0052]

According to the gaming machine of the present invention, a plurality of lock mechanisms for locking the front door in the closed state and a plurality of key mechanisms for switching the plurality of lock mechanisms from the locked state to the unlocked state are provided. For this reason, the deterrence against unauthorized opening of the front door is increased, and the front door is less likely to be opened illegally.
Therefore, the processing content of the main control device and the processing content of the prize ball control device are prevented from being falsified, and the security performance is enhanced.

[Brief description of the drawings]

FIG. 1 is a diagram showing an embodiment of the present invention (a is a front view showing the entire configuration, and b is a cross-sectional view taken along X-ray).

FIG. 2 is a view showing a first key mechanism (a is a front view, and b is a cross-sectional view taken along an X-ray).

FIG. 3 is a view showing a first lock mechanism (a is a rear view, and b is a cross-sectional view taken along an X-ray).

FIG. 4 is a view showing a second key mechanism (a is a front view, and b is a view from X).

FIG. 5 is a rear view showing the entire configuration.

FIG. 6 is a front view showing the game board;

FIG. 7 is a block diagram showing an electrical configuration.

FIG. 8 is a front view showing a conventional example.

[Explanation of symbols]

11 is an outer frame, 13 is a front door, 53 is a first lock mechanism (lock mechanism), 69 is a first frame key (key mechanism), 76 is a second key mechanism (key mechanism), and 82 is a second key mechanism. 1 shows a lock mechanism (lock mechanism).

Claims (3)

[Claims] An outer frame; a front door provided on the outer frame so as to be openable and closable; a plurality of lock mechanisms for locking the front door in a closed state; and the plurality of lock mechanisms provided on the front door. A plurality of key mechanisms for switching the lock state from the lock state to the unlock state. 2. The gaming machine according to claim 1, wherein the plurality of key mechanisms are operated using different keys. 3. The lock mechanism according to claim 1, wherein the plurality of lock mechanisms switch from a locked state to an unlocked state based on operating the keys of the plurality of key mechanisms in different directions. Gaming machine.