JP2978713B2 - Pachinko machine winning equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention provides an opening / closing door which can be opened and closed in the front-rear direction at the front of a ball entrance formed on a mounting plate, a box frame provided on the back of the mounting plate, and a V winning opening inside the box. Regarding a prize winning device of a pachinko machine having a general winning opening,
The present invention relates to a prize winning device of a pachinko machine that regulates a winning probability of a winning ball to a winning opening.

[0002]

2. Description of the Related Art Conventionally, as a winning device of a pachinko machine,
A ball entrance is opened almost at the center of the mounting plate to be mounted on the surface of the game board, an opening / closing door is provided at the front of the ball entrance, which can be opened and closed in the front-rear direction, and a box frame is provided on the back surface of the mounting plate. There has been known a configuration having a winning opening and a general winning opening. This winning device opens a door as an example of a first state that is advantageous to a player by driving an electric drive source, and closes the door as an example of a disadvantageous second state, and opens a pachinko machine to a ball entrance. It is impossible to accept the ball.

On the other hand, a recent pachinko machine has a starting winning opening, a variable display, a large winning opening, a rotary chuck for opening and closing the large winning opening, and the above-described winning device arranged on a game board. When a pachinko ball wins the winning opening, the symbols and figures on the variable display fluctuate, and when the display at the time of stoppage is in a specific combination, a right as a "big hit" is generated, and the opening and closing door of the winning device is specified. The pachinko balls are opened until the time or a predetermined number of pachinko balls are won, and when the pachinko balls win in the V winning opening at the time of this right, a "big hit" is determined, and a large win is made on the condition that the pachinko balls win the rotating chucker. A so-called right-paying pachinko in which a mouth is opened for a predetermined time or until a predetermined number of pachinko balls are won to perform a predetermined cycle to give a great benefit to the player. The machine has gained popularity.

[0004]

By the way, in a prize-winning device used in a pachinko machine of this type of right-type property or a seven-machine of the same kind as this, a V prize-winning machine is provided for the purpose of reducing betting. The probability of winning a pachinko ball in the mouth is regulated to be 1/3 or less, and therefore, various devices and improvements have been made to satisfy the condition. However, the present situation is that no satisfactory structure is obtained, such as a complicated structure or a large design change, which leads to an increase in cost.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described circumstances, and has as its object to clear the above-described regulation of the winning probability with a simple structure without requiring a significant design change. It is an object of the present invention to provide a prize winning device for a pachinko machine which can be operated with high reliability.

[0006]

In order to achieve the above object, the present invention provides an opening / closing door which can be opened and closed in the front-rear direction at the front of a ball entrance formed on a mounting plate, and a box frame on the back of the mounting plate. A winning prize hole and a general prize opening therein, and a prize ball holding unit is provided above the V prize opening.
And the winning ball holding unit is a rotating ball on which one winning ball rides.
The receiving plate and the opening with an inner diameter larger than the diameter of the winning ball
Winning ball on the rotating ball receiving plate
Guarded to prevent falling due to collision
When the opening and closing door is open, the rotating ball receiving plate closes the V winning opening, and when the opening and closing door is closed, the rotating ball receiving plate is rotated to rotate the rotating ball receiving plate. The winning ball on the receiving plate is dropped to the V winning opening.

[0007]

When the opening / closing door is open, the V winning opening is closed by a rotating ball receiving plate of the winning ball holding section so that no winning ball enters the V winning opening. In this state, if one of the winning balls received in the box frame is lucky and rides on the rotating ball receiving plate, the winning ball does not fall because the other winning balls received in the box frame by the fixed guide collide. In this way, the ball is kept above the V winning opening while being guarded as described above, and all other winning balls are won in the general winning opening.

The winning ball retained by the rotating ball receiving plate and the fixed guide, which constitutes the winning ball retaining portion, falls from the rotating ball receiving plate by rotating the rotating ball receiving plate and enters the V winning opening. You will win. Therefore, by appropriately setting the timing at which the winning ball on the rotating ball receiving plate wins the V winning opening, the winning probability of the winning ball to the V winning opening when the opening / closing door is opened is restricted to 1/3 or less. Becomes possible.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the winning device according to the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a winning device according to the present invention, and FIG. 2 is an exploded perspective view thereof. In the figure, the winning device 1 has a mounting plate 10 mounted on the surface of a game board. At the center of the mounting plate 10, a horizontally long ball entrance 11 is formed. A box frame 12 is integrally formed on the back surface of the mounting plate 10 so as to surround the ball entrance 11.

On the front surface of the ball entrance 11 of the mounting plate 10, an opening / closing door 13 is provided so as to be openable and closable. On both lower sides of the opening / closing door 13, cylindrical portions 14 are formed, and metal shaft pins 15 are fitted into the cylindrical portions 14. Also, the mounting plate 10
And a concave portion 1 on both side edges of a lower portion of the ball entrance 11.
6, 16 are formed. And the shaft pin 1 of the door 13
5 and 15 are positioned in the recesses 16 and 16, and
2, holding members 17, 1 attached to both side walls 12a, 12a.
7, the shaft pins 15, 15 are held so as not to come off,
Thus, the opening / closing door 13 is rotatably supported on the front side (see FIG. 7). Further, triangular open angle regulating pieces 18a, 18b which are in contact with the back surface of the mounting plate 10 are formed on the cylindrical portions 14, 14 of the opening and closing door 13. Further, an engagement projection 19 is formed on one of the opening angle regulating pieces 18a.

The box frame 12 is formed in a hollow shape with an open rear surface, and a back plate 20 is attached to the rear surface with a plurality of screws. As shown in FIG. 3, the inside of the box frame 12 located below the opening / closing door 13 includes frame pieces 21 and 21 and both side pieces 22 and
The winning area in the center is defined as a V winning area 23, and the winning areas on both the left and right sides are defined as general winning areas 24a, 24a. In the winning area, a dish-shaped receiving plate 26 for horizontally supporting a winning ball detector 25 for detecting a winning ball winning the V winning opening 23 is horizontally disposed.

The receiving plate 26 has vertical walls 27, 27 on both left and right sides.
The vertical walls 27, 27 and the engaging pieces 28, 28 provided outside the vertical walls 27, 27
It is attached to the box frame 12 by fitting it into the grooves 22a, 22a (see FIG. 3). Further, the receiving plate 26 has three circular holes 29a, through which winning balls corresponding to the V winning opening 23 and the general winning openings 24a, 24a can pass.
29b, 29b are opened. A winning ball detector 25 is disposed on the upper surface of the receiving plate 26, and the ball passage 25
a coincides with the center circular hole 29a. Therefore,
The winning ball entering the V winning opening 23 is detected by passing through the ball passage 25a of the winning ball detector 25 and the circular hole 29a. The winning ball detector 25 is supported so as not to move by fitting vertical grooves 25b, 25b formed on the left and right side surfaces thereof into engaging pieces 30, 30 projecting from the upper surface of the receiving plate 26. I have.

A solenoid 31 for opening and closing the door 13 is attached to the rear surface of the back plate 20. A lever member 33 is mounted on the plunger 32 of the solenoid 31. An upper engaging piece 35 and a lower engaging piece 36 are formed on the vertical portion 34 of the lever member 33 at an interval vertically.
As shown in FIG. 6, the vertical portion 34 of the lever member 33 faces the inside of the box frame 12 through a long guide hole 37 formed in the back plate 20, and engages with the engaging projection 19 of the door 13. The piece 35 and the lower engagement piece 36 are in a position where they can be engaged.

When the solenoid 31 is in a demagnetized state, the plunger 32 is pushed down by the bias of the return spring 38 as shown by the solid line in FIG. The opening and closing door 13 is engaged with the engagement projection 19 to urge the opening and closing door 13 to rotate clockwise. For this reason, the opening / closing door 13 is maintained in the closed state. On the other hand, when the solenoid 31 is excited, the plunger 32 is sucked against the urging of the return spring 38 as shown by the chain line in FIG. 6, the lever member 33 is pulled upward, and the engagement projection 19 is moved by the lower engagement piece 36. Move up. As a result, the opening / closing door 13 is rotated counterclockwise to open. That is, the opening and closing door 13 is opened as an example of a first state that is advantageous to the player due to the excitation of the solenoid 31, and the opening and closing door 13 is closed as an example of a disadvantageous second state. It makes acceptance impossible.

The winning device 1 according to the present invention is provided with a winning ball holding section 39 on the front surface of the back plate 20 and above the V winning opening 23. The winning ball holding section 39 enables one of the winning balls received in the box frame 12 when the opening / closing door 13 is opened to be held without making the V winning opening 23 win a winning ball. And fixed guide 4
1.

The rotating ball receiving plate 40 has a metal support shaft 43 integrally fixed to the upper end of a vertical arm piece 42, and a ball receiving surface having an arc-shaped curved surface for placing one winning ball on the lower end. Part 4
4 in one piece. An engagement pin 45 is integrally provided near the lower end of the arm piece 42. Then, as shown in FIG. 5, the support shaft 43 is inserted into a cylindrical portion 46 formed on the back surface of the back plate 20 to be rotatably supported, and the engaging pin 45 is formed in the back plate 20 in an arc shape. It is passed through the guide groove 47 and penetrates rearward.

On the other hand, the outer periphery of the fixed guide 41 is formed in a circular shape, and has an opening portion 48 having an inner diameter slightly larger than the diameter of the winning ball in the center. In addition, a concave step portion 41 a is formed on a part of the rear surface of the fixed guide 41 so that the arm piece 42 of the rotating ball receiving plate 40 does not hit. Then, the support shaft 43 of the rotary ball receiving plate 40 is brought into contact with the front surface of the back plate 20 such that the support shaft 43 is located substantially at the center of the opening portion 48, and is fixed with screws 49 from the back surface side of the back plate 20. The fixed guide 41 plays a role of guarding a winning ball on the ball receiving portion 44 of the rotating ball receiving plate 40 from colliding with another winning ball and falling.

As shown in FIG. 4, a solenoid 50 for rotating the rotating ball receiving plate 40 is fixed laterally to the back surface of the back plate 20. Plunger 51 of solenoid 50
Is mounted with a lever piece 52. The lever piece 52 has a long hole 5
And the engaging pin 4 of the rotating ball receiving plate 40 is
5 is inserted. The lever piece 52 has a guide slot 54 at the center, and the cylindrical portion 46 faces the guide slot 54. The guide slot 54 functions to smoothly slide the lever piece 52 in the lateral direction.

When the solenoid 50 is in a demagnetized state, the plunger 51 is biased rightward by a return spring 55 mounted on the plunger 51 as shown in FIG. The receiving plate 40 is stopped and held at the vertical position for closing the V winning opening 23. For this reason,
When one of the winning balls B received in the box frame 12 is luckily riding on the ball receiving portion 44 of the rotating ball receiving plate 40 when the opening / closing door 13 is opened, the winning ball B wins the V winning opening 23. Will be suspended directly above it.

On the other hand, when the solenoid 50 is excited, FIG.
As shown in (b), the plunger 51 is sucked against the urging of the return spring 55, whereby the rotary ball receiving plate is engaged via the engaging pin 45 which engages with the long hole 53 of the lever piece 52. 40
Is rotated clockwise. For this reason, the winning prize ball B suspended on the rotating ball receiving plate 40 falls into the V winning opening 23 and wins. In the figure, 62 is the mounting plate 1
Reference numeral 63 denotes a light-transmitting lens member provided on both sides of the front surface of the reference numeral 0, and a lamp housed inside the lens member 62.

FIG. 9 is a front view showing a configuration example of a game board of a pachinko machine to which the above-described winning device 1 according to the present embodiment is applied. A game section surrounded by guide rails 57 is formed on the surface of the game board 56 of the pachinko machine, and a variable display 58 is provided substantially at the center of the game section. In addition, below the variable display 58, there is a passing chuck 5 as a starting winning opening.
9 and the winning device 1 of this embodiment are provided, and a rotary chuck 60 and a big winning opening 61 are provided on the right side at the top and bottom. The passing chuck 59 has a pachinko ball detector 6.
4 are provided.

The variable display 58 is a well-known display having a three-digit digital display. The rotating chuck 60 is a rotating body 60 that is constantly rotated by a motor.
a ball holding portion 60 provided on the peripheral surface of the rotating body 60a
b. The pachinko ball is received and carried downward to win a prize. Further, the special winning opening 61 is provided with an opening / closing door 61b provided in an opening formed in the mounting plate 61a so as to be openable and closable in the front-rear direction. Usually, the opening / closing door 61b is closed so as not to receive a hit ball, and a solenoid (shown in FIG. ) Is opened, the door 61b is opened to convert the ball so that it can easily receive a hit ball.

Next, the operation of the winning device 1 of this embodiment will be described with reference to FIG. When the pachinko ball hit into the game section of the game board 56 passes through the passage chucker 59 and is detected by the pachinko ball detector 64, the digital signal of the variable display 58 fluctuates according to the detection signal, and a certain period of time. After that, the fluctuation stops. Then, the display at the time of the stop is a display set in advance (for example, “1, 1,
1 ”,“ 7, 7, 7 ”, etc.) and the winning device 1
The solenoid 31 is excited to open the opening / closing door 13 for a predetermined time (for example, about 6 seconds) or until a predetermined number (for example, 6) of pachinko balls are won.

On the other hand, when the door 13 is opened,
The solenoid 50 of the winning device 1 is demagnetized, and is stopped and held at a position where the rotating ball receiving plate 40 closes the V winning opening 23. For this reason, the winning ball accepted in the box frame 12 is V
General winning openings 24a, 24 without winning the winning opening 23
a, or luckily, is suspended on the ball receiving portion 44 of the rotating ball receiving plate 40 (see FIG. 8A). Then, after a certain period of time or when a certain number of pachinko balls are won, the solenoid 31 is demagnetized and the door 13 is closed.

When a predetermined time (for example, one second) elapses after the opening and closing door 13 is closed, the solenoid 50 is excited, and the rotating ball receiving plate 40 is rotated. At this time, if a winning ball is held in the ball receiving portion 44 of the rotating ball receiving plate 40, the ball falls downward and wins the V winning opening 23, thereby generating a right as a "big hit" ( FIG.
(B)).

On the other hand, when the pachinko ball enters the ball holding portion 60b of the rotating chucker 60 and is transported downward in the state of the right generation, when the pachinko ball is detected by the winning ball detector (not shown), " The right of "big hit" is decided, and at the same time, the opening and closing door 61b of the big winning opening 61 is opened. And
Each time a pachinko ball enters the ball holding portion 60b of the rotary chucker 60, the operation of opening the opening / closing door 61b is continued for a predetermined cycle, which gives a great benefit to the player.

In the above-described game configuration, the winning device 1 according to the present invention, when the opening / closing door 13 is in the opened state, allows the winning ball 23 to enter the V winning opening 23 by the ball receiving portion 44 of the rotating ball receiving plate 40. When the opening and closing door 13 is closed, if there is a winning ball that is luckily riding on the ball receiving portion 44 of the revolving ball receiving plate 40, the winning ball is made to win in the V winning opening 23. Therefore, only one winning ball always wins in the V winning opening 23. Therefore, the regulation of the winning probability of the winning ball to the V winning opening can be surely cleared, and the ball of the rotating ball receiving plate 40 can be cleared. If a pachinko ball rides on the receiving portion 44, the right of "big hit" can be definitely determined, and the player can be satisfied.

[0028]

As described above, the prize winning device of the pachinko machine according to the present invention does not require a significant design change, and has a simple structure and regulates the winning probability to the V winning opening when the opening and closing door is opened. , And is excellent in reducing the cost of the winning device and the like.

[Brief description of the drawings]

FIG. 1 is a perspective view of a winning device of the present invention.

FIG. 2 is an exploded perspective view of FIG.

FIG. 3 is a front view showing the winning device of FIG. 1 in a partial cross section.

FIG. 4 is a rear view of the winning device of FIG. 1;

FIG. 5 is a central longitudinal sectional side view of the winning device of FIG. 1;

FIG. 6 is a cross-sectional view showing an opening and closing mechanism of the opening and closing door.

FIG. 7 is a cross-sectional view showing a pivot portion of the door.

FIGS. 8 (a) and (b) are explanatory diagrams of the operation of the winning ball holding section.

9 is a configuration example of a game board of a pachinko machine to which the winning device of FIG. 1 is applied.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Winning device 10 Mounting plate 11 Ball entrance 12 Box frame 13 Opening / closing door 23 V winning opening 39 Winning ball holding part 40 Rotating ball receiving plate 41 Fixed guide 48 Opening part

Claims (1)

(57) [Claims] 1. A front and rear side of a front side of a ball entrance formed in a mounting plate.
A door that can be opened and closed in the direction is provided, and a box frame is
With a V winning opening and a general winning opening inside.
In the winning device, above the V winning openingA winning ball holding section is set up and the winning ball
The clasp is composed of a rotating ball receiving plate on which one winning ball rides, and a
It has an opening with an inner diameter larger than the diameter, and
If the winning ball on the board collides with another winning ball and falls
Guarding so that it does not get stuck in the opening
It is composed of a guide and  When the opening / closing door is open, a V winning hole is opened
When the door closes and the door closes, the rotating ball support plate rotates.
To drop the winning ball on the rotating ball receiving plate to the V winning opening.
A prize winning device for a pachinko machine.