JP2004141477A - Pachinko machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enhance interests of players in games by changing a prize-winning rate by utilizing a displacement in display patterns of a display device. <P>SOLUTION: A drive mechanism is provided between a protruding portion on the rear side of a support portion of a role object 4 with a display device which is located in the middle of a game board 2 of a Pachinko machine 1 and a pedestal fixed on an inner frame, the role object 4 with the display device is configured movably vertically and in the case of ready-to-win, the role object 4 with the display device is set at an upper position. When the role object 4 with the display device is set at the upper position, a space 15 between an annular wall and a starting port is widened, a prize-winning route 16 is expanded as well, and the number of wins per unit time is increased, namely, the prize-winning rate is increased. Further, a moving range of a game ball (area where the game ball plays) is newly formed and widened with the expansion of the prize-winning route 16, such that interests of players in games are enhanced. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a pachinko machine, and more particularly, to a pachinko machine that changes the size of a winning route.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, as an example of a pachinko machine, there is a pachinko game machine in which a variable display device having a liquid crystal display unit is provided in a central portion of a game board and a winning opening is provided below the variable display device (hereinafter referred to as conventional technology 1 for convenience). . Also, as another type of pachinko machine, a center case fixed to the front of a mounting case is disposed at the center of the game area of the gaming area of the game board, and the mounting case has three symbols constituting a symbol display device. A symbol display is juxtaposed in the horizontal direction, so that a symbol display portion arranged on the surface of the symbol indicator can be visually recognized from a window hole formed in the center of the center case through a perforated plate, and symbol display. There is a pachinko machine that displaces a container (hereinafter, referred to as prior art 2 for convenience, see Patent Document 1).
[0003]
[Patent Document 1]
JP-A-9-19552
[Problems to be solved by the invention]
By the way, recently, the size of the liquid crystal display unit has been increased, and accordingly, the size of the display has been increased, and the ratio of the display to the game area (hereinafter, referred to as the display occupation ratio) has been increased. Then, as the display occupation ratio increases, the game ball hits a nail or the like, and is disturbed in four directions and is easily reflected. For this reason, the winning rate to the winning opening arranged below the display greatly changes, and it has become impossible to secure a stable value for the winning number per unit time (hereinafter, referred to as a minute winning number).
[0005]
As a countermeasure against this, it is conceivable to apply the technical content of the conventional technology 2 to the conventional technology 1. However, in the prior art 2, the mounting case or the center case protrudes from the front of the game board, and the symbol display is moved in the same manner as the prior art 2 by applying the prior art 2 to the prior art 1 as it is. Even so, the reality is that it is impossible to expect an increase in the number of winnings per minute, that is, an improvement in the winning rate.
[0006]
The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a pachinko machine capable of changing a winning rate by using displacement of a display device, and thereby improving a game performance.
[0007]
[Means for Solving the Problems]
The invention according to claim 1 is a pachinko machine provided with a display above a winning port of a game board, wherein the display is provided movably along a game surface portion of the game board, and The front surface portion of the game surface portion protrudes toward the front surface side of the game surface portion through a hole formed in the surface portion.
According to a second aspect of the present invention, in the configuration of the first aspect, the display is moved when a predetermined game condition is satisfied.
[0008]
According to a third aspect of the present invention, in the configuration of the second aspect, the display is moved in a direction in which a winning route to the winning opening is enlarged.
According to a fourth aspect of the present invention, in the configuration of the second or third aspect, the game condition is satisfied when a reach or a jackpot is satisfied.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
A pachinko machine according to an embodiment of the present invention will be described with reference to FIGS.
1 to 3, a game board 2 detachably mounted on an inner frame (not shown) of the pachinko machine 1 is provided with a game surface portion 3 made of a plywood or the like. A special symbol display device (hereinafter, referred to as an accessory with a display, which constitutes a display of the present invention) 4 is provided at the center of the game area provided on the game surface section 3. A starting opening 5 (winning opening) is provided below the accessory with display 4 in the gaming surface section 3, and a winning opening 6 is further provided below the starting opening 5 (winning opening). In addition, the gaming surface section 3 is provided with a plurality of windmills 7, a plurality of gaming components including nails 8 and the like, and a plurality of winning holes (not shown). When a game ball wins in the starting port 5, a right advantageous to the player is generated.
[0010]
The display accessory 4 includes a display body 10 (a front side of the display accessory 4) having a display area 9 on the front side (player side) including three parts for performing variable display of symbols. And a display main body support portion 11 provided on the back side of the display main body 10 so as to be orthogonal to the display main body 10.
In the three parts of the display area 9, when a game ball wins at the starting port 5, the display symbol changes, and is displayed in a predetermined symbol change pattern. A state in which the display symbols of the 93 parts of the display area are aligned with a predetermined symbol is a jackpot, and a reach state is when the display symbols of the two parts of the display area 9 have the predetermined symbol.
[0011]
As shown in FIGS. 2 and 6, a hole (hereinafter, referred to as a display insertion hole) 12 is formed in the gaming surface portion 3 so as to correspond to the display accessory 4. Then, the display main body support portion 11 is inserted into the display insertion hole 12, and the display main body 10 protrudes toward the front side of the game surface portion 3.
The display main body 10 has a substantially longitudinal shape extending in the left-right direction when viewed from the front, and an annular wall 13 extends perpendicularly to the game surface 3 on the outer peripheral portion. The annular wall 13 is a space formed between the glass frame 40 and the glass frame 40 when the glass frame (not shown) hinged to the inner frame so as to be openable and closable does not contact the glass frame 40 when the glass frame is closed. Is set so that the game ball does not pass through. Further, by setting the height of the annular wall 13 in this manner, a game ball is prevented from entering the inside of the annular wall 13 (the portion where the display area 9 is arranged) during a game. The display main body 10 is set to be larger than the display insertion hole 12, and even if the display accessory 4 moves up and down as described later, a game ball can pass through the display insertion hole 12. Not configured.
[0012]
In the initial state in which the accessory with display device 4 is mounted on the game board 2, a predetermined space 15 (hereinafter, referred to as a space between the annular wall and the opening) is provided between the annular wall 13 and the opening 5. Is formed. A winning route 16 (between the annular wall and the starting opening) formed by the annular wall 13 and the nail 8 which is at a higher level than the starting opening 5 and is involved in winning in the starting opening 5 among the many nails 8. The space 15 includes a predetermined size in the initial state.
[0013]
The display main body support portion 11 protrudes to the back side of the game surface portion 3 through the display insertion hole 12, and the protrusion portion (hereinafter, referred to as a support portion rear side protrusion portion 17) has a large shape in the left-right direction. In addition, a shaft 28 of the guide mechanism 20 described below is fixed. As shown in FIGS. 4 and 5, a drive mechanism 19 and a guide mechanism 20 are interposed between the support portion rear surface side protruding portion 17 and the base 18 fixed to the inner frame.
The drive mechanism 19 is composed of a ball screw mechanism 21 provided between the base 18 and the support portion rear side projection 17, a motor 22, and a gear mechanism 23 provided between the ball screw mechanism 21 and the motor 22. ing. The ball screw mechanism 21 is provided with a shaft 25 having a male screw 24. The shaft 25 is connected to a rotating shaft 26 of the motor 22 via a gear mechanism 23 so that the driving force from the motor 22 is transmitted.
[0014]
The motor 22 is operated under the control of a controller (not shown). When the shaft 25 is rotated in a predetermined direction (clockwise when the shaft 25 is viewed from above, hereinafter referred to as clockwise) by the operation of the motor 22, the ball screw mechanism 21 changes the rotational motion into an upward force. The signal is transmitted to the support portion rear surface side projecting portion 17, and the display accessory 4 is moved upward. As a result, the display accessory 4 is set at a predetermined position (upper position; FIG. 5). In this way, when the accessory with indicator 4 is in the upper position, the accessory with indicator 4 is attached to the game board 3 so that a space for the game ball to move is formed on the game board 3. I have. The position where the display accessory 4 is set in the initial state with respect to the upper position is hereinafter referred to as a lower position (the state in FIG. 4, which is indicated by a dotted line in FIG. 1) for convenience.
[0015]
The guide mechanism 20 is composed of two sets arranged with the drive mechanism 19 interposed therebetween. The guide mechanism 20 is attached downward to the cylindrical portion 27 vertically provided on the base 18 and the support portion rear surface side projecting portion 17, respectively. A shaft portion 28 is slidably housed in the cylindrical portion 27. The guide mechanism 20 can guide the display accessory 4 in a well-balanced manner when the display accessory 4 moves up and down.
[0016]
In this pachinko machine 1, when a game ball wins in the starting port 5 and the displayed symbols fluctuate to enter a reach state (predetermined game conditions are satisfied), the motor 22 is controlled and operated by the controller, The shaft 25 is rotated clockwise. Then, the display accessory 4 is moved upward by the clockwise rotation of the shaft 25, and is set to the above-described upper position (FIG. 5). By setting the display accessory 4 at the upper position, the space 15 between the annular wall and the starting opening is widened and the winning route 16 is also widened.
[0017]
As described above, the space 15 between the annular wall and the starting opening is widened, and the winning route 16 is expanded, so that the number of winnings per minute can be increased, that is, the winning rate can be improved. In addition, as the winning route 16 is expanded, the moving range of the game balls (that is, the area where the game balls are played) is newly formed and widened, and thus, the playability can be improved.
Further, the upper position (FIG. 5) can be set in consideration of the size of the winning route 16, and by setting in this way, the winning rate can be adjusted. For this reason, by setting the upper position so as to have a winning rate expected in advance, it is possible to adjust the sales of the hall, and to stabilize the hall management.
[0018]
In the above-described embodiment, the case where the predetermined game condition is satisfied in the reach state is described as an example. However, instead of this, the game may be performed at the time of a big hit, at the time of reach notification, during the big hit, or the like.
In the above embodiment, the display accessory 4 is set to the lower position in advance, and when the reach state is reached, the display accessory 4 is moved to the upper position to enlarge the prize route 16 and consequently the prize rate. The case where the improvement is intended is taken as an example. On the other hand, the display accessory 4 is set in the upper position in advance, and when the reach state is reached, the display accessory 4 is moved to the lower position, and the winning route 16 is reduced, and the winning rate is reduced. And the game may be changed.
[0019]
In the above-described embodiment, an example was given in which the winning rate is changed by moving the display accessory 4 when a predetermined game condition is satisfied. However, the present invention is not limited to this. It may be moved after the lapse of time, or the accessory with indicator 4 may be moved up and down periodically during the game.
Further, the position setting of the display accessory 4 is not limited to the upper position and the lower position, and may be configured to be set to three or more positions. Further, when the indicator accessory 4 is moved to the upper position or the lower position, the indicator accessory 4 may be intermittently moved up and down near the moving position.
[0020]
In the above-described embodiment, the case where the display accessory 4 is moved up and down has been described as an example. However, the present invention is not limited to this, and it may be made to move left and right, move in an oblique direction, or rotate (oscillate).
In the above-described embodiment, the case where the display is the display accessory 4 is described as an example, but another display may be used instead.
[0021]
【The invention's effect】
According to the invention described in any one of claims 1 to 4, when the display moves along the game surface of the game board, the front side portion of the display is displaced with respect to the winning opening. At the level above the winning opening, the size of the winning route of the game ball with respect to the winning opening changes. As a result, the winning rate changes, and the game performance is improved.
[Brief description of the drawings]
FIG. 1 is a front view schematically showing a game board of a pachinko machine according to one embodiment of the present invention.
FIG. 2 is a front view schematically showing a winning route of the pachinko machine of FIG. 1 in a normal state.
FIG. 3 is a front view schematically showing a winning route when the upper position of the accessory with display in FIG. 1 is set.
FIG. 4 is a diagram schematically showing a driving mechanism used for the accessory with a display device in FIG. 1;
5 is a diagram schematically showing a state in which the display accessory has been moved upward from the state shown in FIG. 4;
FIG. 6 is a partial cross-sectional side view schematically showing a mounted state of the accessory with a display device of FIG. 1;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Pachinko machine 2 Game board 3 Game surface part 4 Display with display (display)
5 Starting port (winning opening)
10 Display unit (front side of display unit 4)
12 Display insertion hole

Claims (4)

A pachinko machine having a display above a winning opening of a game board, wherein the display is provided movably along a game surface of the game board, and a front face thereof is formed through a hole formed in the game surface. A pachinko machine, wherein a side portion protrudes toward a front side of the gaming surface portion. The pachinko machine according to claim 1, wherein the display is moved when a predetermined game condition is satisfied. The pachinko machine according to claim 2, wherein the movement of the display is performed in a direction in which a winning route to the winning opening is enlarged. The pachinko machine according to claim 2, wherein the game condition is satisfied when a reach or a jackpot is realized.

Images