JP4813532B2 - Pachinko machine - Google Patents

Description

  The present invention relates to a pachinko gaming machine provided with a special prize opening device having an opening / closing member that opens and closes a special prize opening.

  Conventionally, as a pachinko gaming machine, there is known a pachinko gaming machine classified as a second type pachinko machine called “feather”. This pachinko gaming machine includes a big prize opening device having opening and closing blades that perform opening and closing operations. The opening and closing blades open and close when the game ball wins the starting prize opening, and the prize opening is opened and closed.When the opening and closing blades are in the closed position, the prize opening is closed, and when the opening and closing blades are in the open position, the prize opening is Opened.

  For example, in the gaming machine of Patent Document 1, a grand prize opening device is arranged in the approximate center of the game area on the surface of the gaming board, and the big winning opening device is provided on both the left and right sides of the upper upper ball receiving plate. It has a pair of symmetrical opening and closing members that open and close around an axis orthogonal to the board surface, and driving means for opening and closing these opening and closing members.

  On the other hand, in recent years, pachinko machines classified as first-class pachinko machines have special symbol display means for variably displaying special symbols, and first and second grand prize winning holes arranged separately on the game board. There are provided first and second big prize opening devices that open and close, respectively. The first grand prize opening device is provided at a side portion of the upper portion of the center accessory disposed substantially at the center of the board surface of the game board, and has a first opening / closing member that opens and closes about an axis perpendicular to the board surface, A driving mechanism for opening and closing the opening / closing member is provided. The second grand prize opening device has a second opening / closing member that is provided below the center role and that opens and closes around a horizontal axis parallel to the board surface, and a drive mechanism that drives the second opening / closing member to open and close. .

When a game ball wins at the starting winning opening, the special symbol display means the special symbol is changed and displayed for a predetermined time, and if the winning game is won by a lottery when the gaming ball wins at the starting winning opening, the special symbol is a big hit. The display is stopped in a manner. At this time, either the first or second opening / closing member performs an opening / closing operation according to the type of the big hit mode, and the first and second big winning openings are opened / closed.
JP 2006-340858 A

  In a pachinko gaming machine in which the opening and closing member described above is opened and closed about an axis perpendicular to the board surface, the opening and closing member is always in a position protruding from the board surface, so a wire or the like is inserted from the gap on the side of the gaming machine frame and the tip is It is easy to be subjected to the goto action of hooking on the opening / closing member and improperly moving the opening / closing member to the open position. In addition, since the opening / closing member is provided on the upstream side of the game area, a large number of game balls continuously and strongly fired toward the upstream collide with the opening / closing member in the closed position, so that the opening / closing member does not play. There is a problem of sticking.

Further, when the game ball repeatedly collides with the open / close member in the closed position with a strong momentum, the impact is repeatedly applied to the open / close member, causing damage to the open / close member and its drive mechanism or failure.
The object of the present invention is to prevent pachinko games that can prevent the hacking action to open the opening and closing member illegally, prevent rattling when the opening and closing member is in the closed position, and prevent damage and failure of the opening and closing member and its drive mechanism. Is to provide a machine.

In order to achieve the above object, the present invention employs the following configuration. Note that the reference numerals in parentheses show an example of the correspondence relationship with the drawings in order to help understanding of the present invention, and do not limit the scope of the present invention.
The pachinko gaming machine according to claim 1 is a pachinko gaming machine comprising a gaming board (4), a start winning opening (11a, 11b), and a large winning opening device (14) for opening and closing the large winning opening (14a). 1). The grand prize opening device (14) includes a first opening and closing member (21, 50) that opens and closes around the axis orthogonal to the board surface (4c) of the game board (4) to open and close the grand prize opening (14a), and the board surface. (2c) a second opening / closing member (22) for opening and closing the prize winning opening (14a) by opening / closing about an axis parallel to the axis, and a drive mechanism (23) for opening / closing the first opening / closing member (21, 50) And an interlocking mechanism (24) for opening / closing the second opening / closing member (22) in conjunction with the opening / closing operation of the first opening / closing member (21, 50) , and being in the first opening / closing member (21, 50) , second opening and closing member (22) is in Rukoto such a closed position, the gaming ball special winning opening (14a) to the guard first closing member (21, 50) from a game ball (P) on the side which enters.

In the pachinko game machine (1), can the first closing member (21, 50) is in the closed position, the second closing member (22) is in Rukoto such a closed position, the special winning opening (14a) The first opening / closing member (21, 50) is carded from the gaming ball (P) on the side where the game ball (P) enters , and the first opening / closing member (21, 50) is driven to open / close, thereby interlocking with the opening / closing operation. Then, the second opening / closing member (22) is opened / closed. That is, in the normal state, when the first opening / closing member (21, 50) is guarded by the second opening / closing member (22) and the game ball (P) wins the start winning opening (11a, 11b), or the winning If the lottery is triggered by a lottery, the drive mechanism (23) intermittently opens and closes the first opening and closing member (21, 50) about the axis perpendicular to the board surface (4c), and the interlocking mechanism ( 24), the second opening / closing member (22) opens and closes around the axis parallel to the board surface (4c) in conjunction with the opening and closing operation, and the special winning opening (14a) is opened and closed.

  In the pachinko gaming machine according to claim 2, in the invention according to claim 1, the second opening / closing member (22) is formed in a plate shape and is in a closed position in a posture perpendicular to the board surface (4c). It is characterized by being in an open position with a posture that is spaced forward and parallel to the board surface (4c).

In the pachinko gaming machine of claim 3, in the invention of claim 1 or 2, the interlock mechanism (24) is provided on the first opening / closing member (21, 50) and pushes the second opening / closing member (22) to the open position side. It is characterized in that it is provided with a pressing portion (26, 51) that moves and rotates, and a return spring (30) that urges the second opening / closing member (22) to rotate to the closed position.
The pachinko gaming machine according to claim 4 is characterized in that, in the invention of claim 3, the pushing portion (26) is a curved convex portion swelled toward the second opening / closing member (22).

The pachinko gaming machine according to claim 5 is the invention according to any one of the inventions of claim 2 , wherein when the second opening / closing member (22) is in the open position, an edge portion on the inflow side of the game ball (P) is used for guiding the game ball. An inclined portion (31) is provided.
The pachinko machine according to claim 6 is characterized in that, in any of the inventions of claim 2 , the light emitting part (32) emitting light from the front surface of the second opening / closing member (22) when the second opening / closing member (22) is in the open position. 2 Opening and closing member (22) is provided.

The pachinko gaming machine according to claim 7 is characterized in that, in the invention of claim 6, the light emitting section (32) has one or a plurality of light emitting diodes (32a, 32b, 32c).
The pachinko gaming machine of claim 8 is characterized in that, in the invention of claim 6, the light emitting section (32) emits light in the form of a character string including a plurality of characters.

According to the first aspect of the present invention, the special prize opening device is linked to the first opening / closing member, the second opening / closing member, the driving mechanism for opening / closing the first opening / closing member, and the opening / closing operation of the first opening / closing member. and a linkage mechanism for opening and closing the second opening and closing member, when the first opening and closing member in the closed position, the side is a second closing member which enters the game ball into the special winning opening in Rukoto such a closed position the first Since the opening / closing member is guarded from the game ball , the second opening / closing member does not cause a collision of the game ball to the first opening / closing member or repeated impact action, thereby preventing rattling when the first opening / closing member is in the closed position. In addition, the first opening / closing member and its drive mechanism can be prevented from being damaged or broken.

In addition, when the first opening and closing member is in the closed position, the second opening and closing member is in the closed position on the side where the game ball enters the big winning opening, and therefore, it is possible to prevent the goto action that illegally opens the first opening and closing member. Can do.

  According to the invention of claim 2, the second opening / closing member is formed in a plate shape, is in a closed position in a posture perpendicular to the board surface, is separated from the board surface forward and is in an open position in a posture parallel to the board surface, It is possible to reliably prevent the goto action of inserting a wire or the like from the gap at the side of the pachinko gaming machine frame to open the first opening / closing member illegally.

According to the invention of claim 3, the interlocking mechanism is configured to push and rotate the second opening / closing member provided on the first opening / closing member to the open position side, and the second opening / closing member to the closed position. Since the return spring that is urged to rotate is provided, the second opening and closing member can be opened and closed in conjunction with the opening and closing operation of the first opening and closing member with a simple mechanism.
According to the invention of claim 4, since the pushing portion is a curved convex portion swelled toward the second opening / closing member, the opening operation of the first opening / closing member is reliably interlocked with the opening operation of the second opening / closing member. Can do.

According to the invention of claim 5, since the inclined portion for guiding the game ball is provided at the edge portion of the rear surface on the inflow side of the game ball when the second opening / closing member is in the open position, the opened big winning opening It is possible to reliably guide the game ball.
According to the sixth aspect of the invention, since the second opening / closing member is provided with the light emitting portion that emits light from the front surface of the second opening / closing member when the second opening / closing member is in the open position, the decoration of the second opening / closing member at the open position is provided. Can be improved.

According to the invention of claim 7, since the light emitting section has one or a plurality of light emitting diodes, the same effect as that of claim 6 is obtained.
According to the invention of claim 8, since the light emitting part emits light in the form of a character string including a plurality of characters, the decorativeness of the second opening / closing member can be further enhanced.

Hereinafter, the best mode for carrying out the present invention will be described based on examples.
This embodiment is an example when the present invention is applied to a pachinko gaming machine equipped with a game board, a start winning opening, and a large winning opening device that opens and closes the large winning opening.

Embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1 and FIG. 2, in the pachinko gaming machine 1 classified as the first type pachinko machine, an opening / closing frame 2 is attached to an outer frame attached to an island structure of the pachinko hall so that the opening / closing frame can be freely opened and closed. An opening / closing door 3 is attached to 2 so as to be freely opened and closed. A game board 4 is mounted on the open / close frame 2, and a game area 5 is formed on the front side of the game board 4. A window 3a is formed on the open / close door 3, and a transparent plate 3b is attached to the window 3a, and the front side of the game area 5 is covered with the transparent plate 3b.

  A plurality of decorative lamps (frame lamps) 3c are provided in the upper part of the open / close door 3, and an effect button 9 called a so-called chance button that can be operated by a player and a game ball for launching are provided below the window 3a. A storage tray 6 for storing P and winning balls and a firing handle 7 operated by the player are mounted. When the firing handle 7 is rotated, the game ball P introduced from the storage tray 6 to the firing position is launched. Here, when there are a plurality of game balls P in the storage tray 6, for example, the plurality of game balls P are continuously fired at intervals of about 0.6 seconds. The launched game ball P is guided by the guide rail 8 and thrown into the top of the game area 5.

  As shown in FIG. 2, the game board 4 forming the vertical board surface 4 c includes a number of obstacle nails 10, a start winning opening device 11, a gate 12, a first big winning opening device 13, and a second big winning opening device 14. The normal winning opening 15, the image display 16, and the center accessory 17 are mounted in the game area 5, the game display board 18 is mounted outside the game area 5, and the control device 20 (see FIG. 9) on the back side of the game board 4. Is installed. The game board 4 includes a surface board 4a (decorative board) that forms a board surface 4c, and a game board body 4b made of plywood disposed on the back side of the surface board 4a.

  The game ball P thrown into the top of the game area 5 hits a number of obstacle nails 10 and the windmill 10a in the game area 5 and falls while changing the direction, and the start winning ports 11a and 11b and the gate 12 of the start winning port device 11 are dropped. The first grand prize port 13a of the first grand prize port device 13, the second grand prize port 14a of the second grand prize port device 14, and the plurality of ordinary prize ports 15 are won and discharged out of the game area 5. Or it falls to the lowest end and is discharged out of the game area 5 from the out port 19.

  As shown in FIGS. 2 and 9, the start winning a prize opening device 11 is arranged below the center accessory 17 and includes an electric tulip-type accessory provided with a pair of left and right opening and closing members called electric Chu. The gate type upper start winning port 11a, the open / closed type lower start winning port 11b, the opening / closing member 11c for opening and closing the lower start winning port 11b, and the start for detecting the game ball P won in the start winning ports 11a, 11b. It has an opening SW11d and an electric chew solenoid 11e that drives the opening and closing member 11c to open and close. The opening / closing member 11c is configured such that two short wing members having a symmetrical shape rotate about an axis orthogonal to the board surface 4c, making it impossible to win the game ball P to the lower start winning opening 11b at the closed position. The game ball P can be awarded to the lower start winning opening 11b at the open position. In addition, the opening / closing member 11c shown by the dotted line in FIG. 2 is in the closed position.

  The gate 12 is arranged on the left side of the center accessory 17, and a gate SW 12 a for detecting the game ball P passing through the gate 12 is attached. When winning is made by a lottery triggered by the passing of the game ball P through the gate 12, the start winning opening device 11 is operated, and the opening / closing member 11c is normally opened and closed so as to open and close the start winning opening 11b under closing. Make it work.

  The first grand prize opening device 13 is arranged on the lower side of the starting prize opening device 11, and has won the first big prize opening 13a, the opening / closing member 13b for opening and closing the first big prize opening 13a, and the first big prize opening 13a. A first big prize opening SW13c for detecting the game ball P and a solenoid actuator 13d (first big prize opening solenoid) for opening and closing the opening / closing member 13b are provided. The opening / closing member 13b is configured to operate around a horizontal axis parallel to the board surface 4c, making it impossible to win the game ball P to the first big winning opening 13a in the closed position and the first large in the open position. It is possible to win the game ball P in the winning opening 13a. 2 is in the closed position.

  The game display board 18 is arranged forward in the lower right area of the game area 5 and is a special symbol display 18a composed of a 7-segment display, a normal symbol display 18b that can be displayed on the circle, and four special displays. A symbol holding lamp 18c and four normal symbol holding lamps 18d are provided, and these indicators 18a to 18d use light emitting diodes (LEDs) as light emission sources. On the special symbol display 18a, the result of the lottery performed when the game ball P is won at the start winning opening 11a, 11b is displayed after the variable display, and on the normal symbol display 18b, the game ball P passes through the gate 12. The result of the lottery performed in response to this is displayed after the variable display.

  During the change display of the special symbol display 18a, the number of winning balls won in the start winning ports 11a and 11b, and the number of the reserves for which the special symbol variation has not been executed yet is reserved up to four. On the symbol hold lamp 18c, the number of hold of the special symbol is displayed. Similarly, during the fluctuation display of the normal symbol display 18b, the number of the game balls P that have passed through the gate 12 and the number of holdings for which the normal symbol fluctuation has not been executed yet are held up to four. The symbol holding lamp 18d displays the number of holdings of the normal symbol.

  The image display 16 includes a liquid crystal display (LCD) and is disposed in an opening in a frame-shaped center accessory 17. For example, as shown in FIG. 2, three effect symbols are displayed on the image display 16. This performance symbol is displayed for the purpose of production in order to evoke a player's sense of expectation for reach and jackpot. The player can recognize whether the special symbol stop mode of the special symbol display 18a is hit or not by seeing the stop mode of the effect symbol. In other words, the effect symbol is displayed in a variable manner in conjunction with the special symbol change display, and when the combination of the effect symbol stop symbols is displayed in a specific combination (for example, “777”), the game state is normal. The gaming state is shifted to a special profit state such as a jackpot state or a probability variation jackpot state.

  The image display 16 not only displays the effect symbols in a variable manner, but also has a story characteristic in the effect symbol display using characters (for example, humans and animals) during the effect symbol change display. A specific effect image such as a reach effect image or a jackpot notice effect image for enhancing the player's reach or expectation of the big hit, a message requesting the player to operate the effect button 9, or the like is displayed.

  As shown in FIG. 2, a frame-shaped center accessory 17 is arranged in a substantially circular area at the center of the board surface 4 c of the game board 4, and the left partitioning portion 17 a A lower partition portion 17b, a right partition portion 17c, and an upper partition portion 17d are provided. A second major prize-winning port 14a elongated in the vertical direction is formed in the middle part of the left-side partition part 17a. The left-side partition part 17a has a lower partition 14b below the second major prize-winning port 14a and a second major prize-winning port 14a. Upper partition 14c.

The second bonus prize hole 14a, the upper and lower partition member 14 b, 14 c, and has a partition plate 14d, and a game ball inlet 14e, the game ball inlet 14e, the second bonus prize hole A second big prize opening SW14f for detecting the game ball P that has won the prize 14a is attached. The game ball P flowing into the game ball inflow port 14e is guided to a game ball payout passage (not shown) provided on the back side of the game board 4. A second grand prize opening device 14 capable of opening and closing the second big prize opening 14a is provided.

Next, the second grand prize opening device 14 will be described in detail.
As shown in FIGS. 3 to 6, the second grand prize opening device 14 includes a first opening / closing member 21 that opens and closes around an axis orthogonal to the board surface 4c of the game board 4, and a vertical axis parallel to the board surface 4c. A second opening and closing member 22 that opens and closes, a drive mechanism 23 that drives to open and close the first opening and closing member 21, and an interlocking mechanism 24 that opens and closes the second opening and closing member 22 in conjunction with the opening and closing operation of the first opening and closing member 21. And when the first opening / closing member 21 is in the closed position, the second opening / closing member 22 is in the closed position to guard the first opening / closing member 21.

The first opening / closing member 21 has a pivot shaft 25 orthogonal to the board surface 4c at the lower end thereof, and is rotatable to a synthetic resin bearing member 60 in which the pivot shaft 25 is fixed to the game board main body portion 4b. By mounting, the first opening / closing member 21 is configured to be switchable between a closed position shown in FIGS. 3 and 4 and an open position shown in FIGS. 5 and 6. When the first opening / closing member 21 is in the closed position, the second big prize opening 14a is closed, and when in the open position, the second big prize opening 14a is opened.

  The first opening / closing member 21 has a wing-shaped cross section having a predetermined width in a direction orthogonal to the board surface 4c. For example, a synthetic resin material is used to reduce the weight and reduce the moment of inertia and increase the responsiveness of the opening / closing operation. It is comprised by the hollow body. However, you may comprise not solid body but a solid body, and may comprise the member which covered the surface of the synthetic resin foam with the skin.

  The first opening / closing member 21 is formed with a pushing portion 26 that comes into contact with the second opening / closing member 22 in the closed position, and the pushing portion 26 is formed as a curved convex portion that swells toward the second opening / closing member 22. Yes. A surface of the first opening / closing member 21 opposite to the pushing portion 26 is formed as a flat guide surface 27. As shown in FIG. 5, when the first opening / closing member 21 is in the open position, the guide surface 27 has a gentle downward sloping shape. The inclination angle of the guide surface 27 with respect to the horizontal is, for example, 10 to 20 degrees, but is not limited to this inclination angle.

  The second opening / closing member 22 is arranged on the upstream side (left side in FIG. 3) in the flow direction of the game ball P in the game area 5 with respect to the first opening / closing member 21, and the first opening / closing member 21 in the closed position plays a game. It has a function as a guard plate that guards the ball P so that it does not collide. The second opening / closing member 22 is formed in a rectangular plate-like member that is wider and larger in height than the first opening / closing member 21, and is in a posture perpendicular to the panel surface 4c when in the closed position shown in FIGS. 5, When in the open position shown in FIG. 6, it is separated from the board surface 4 c forward and parallel to the board surface 4 c.

  A support pin 28a protruding upward and a support pin 28b protruding downward are provided at the upper end and the lower end of the front end when the second opening / closing member 22 is in the closed position. The upper support pin 28a is rotatably supported by the bearing portion 29a on the upper partition 14c side, and the lower support pin 28b is rotatably supported on the bearing portion 29b on the lower partition 14b side.

  As shown in FIGS. 3 and 8, the lower support pin 29 b is covered with a return spring 30 made of a torsion spring, and one end 30 a of the return spring 30 is inserted into the hole 22 a of the second opening / closing member 22. Then, the other end portion 30b of the return spring 30 is engaged with the bearing portion 29b, and the second opening / closing member 22 is urged to rotate to the closed position by the return spring 30.

  The interlocking mechanism 24 is provided on the first opening / closing member 21 and pushes the second opening / closing member 22 toward the open position to rotate, and the second opening / closing member 22 is rotated to the closed position. The return spring 30 is urged.

  As shown in FIG. 7, the second opening / closing member 22 has a game ball guide on the edge portion of the rear surface of the inflow side (left end side) of the game ball P when the second opening / closing member 22 is in the open position indicated by the solid line. An inclined portion 31 is formed. The inclined portion 31 is inclined so as to guide the game ball P backward toward the first opening / closing member 21 when the second opening / closing member 22 is in the open position.

  The second opening / closing member 22 is provided with a light emitting portion 32 that emits light from the front surface of the second opening / closing member 22 when the second opening / closing member 22 is in the open position. For example, a light transmission window for three characters “big hit” is formed on the front surface when the second opening / closing member 22 is in the open position, and a flat hollow portion 22 b (see FIG. 7) inside the second opening / closing member 22. In the cavity portion 22b, three light emitting diodes (LEDs) 32a, 32b, 32c corresponding to three characters are provided. By lighting the three light emitting diodes 32a, 32b, 32c, A three-character string “big hit” is configured to emit light.

The cables to the light emitting diodes 32a, 32b, and 32c can be wired, for example, through the inside or outside of the upper or lower support pins 28a and 28b, and the light emitting diodes 32a are driven and controlled by the control device 20.
Instead of the light emitting diodes 32a, 32b, and 32c, one light emitting diode may be provided. The light emission colors of the light emitting diodes 32a, 32b, and 32c may be single colors such as red, orange, and green. However, if the light emitting diodes 32a, 32b, and 32c can be switched to a plurality of colors, the light emitting diodes 32a, 32b, and 32c can be switched to a plurality of colors. Since the light can be emitted, the decorativeness of the front surface portion of the second opening / closing member 22 at the open position can be enhanced, and the playability can be enhanced. However, the character string of the “big hit” is an example, and if a plurality of light emitting diodes are arranged in a matrix of a plurality of rows and a plurality of columns, it is possible to display various character strings, thereby improving the playability. It can be further enhanced.

Next, the drive mechanism 23 that opens and closes the first opening / closing member 21 will be described.
As shown in FIGS. 3 to 6, the drive mechanism 23 that opens and closes the first opening / closing member 21 includes an arm member 34 that is integral with a pivot shaft 25 that pivotally supports the first opening / closing member 21, and the arm member 34. The operation pin 36 is integrally formed, an engagement member 37 engaged with the operation pin 36, and a solenoid actuator 38 (second big prize opening solenoid) capable of driving the engagement member 37 for a predetermined stroke.

The pivot shaft 25, the arm member 34, and the operation pin 36 are integrally formed of a material such as synthetic resin, aluminum alloy, or magnesium alloy.
A front end portion of the pivot shaft 25 is fitted and fixed in a fitting hole at an end portion of the first opening / closing member 21. The rear portion of the pivot shaft 25 is inserted and supported by the bearing member 60 and protrudes toward the back side of the game board 4, and the base end portion of the arm member 34 extending in a predetermined length parallel to the board surface 4 c is integrally formed at the rear end portion. The operating pin 36 is integrally formed at the distal end portion of the arm member 34, and the operating pin 36 projects rearward from the arm member 34.

The solenoid actuator 38 is disposed in an inclined posture behind the game board 4, and the shaft center of the output shaft 38 a is the shaft center of the operating pin 36 when the first opening / closing member 21 is closed and the position when the first opening / closing member 21 is open. It is parallel to a line L connecting the axis of the operating pin 36. However, the arrangement is not limited to this.
An engagement member 37 made of, for example, a synthetic resin or a material such as an aluminum alloy or a magnesium alloy is fixed to the tip of the output shaft 38a of the solenoid actuator 38. In the engaging member 37, a long hole 37a having a length about 1.5 times the diameter of the operating pin 36 is formed perpendicular to the axis of the output shaft 38a. Therefore, when the operating pin 36 draws a circular arc locus when the first opening / closing member 21 is opened and closed, the operating pin 36 moves in the elongated hole 37a, so that the operating pin 36 can be smoothly driven by the solenoid actuator 38.

  When the solenoid actuator 38 is electrically driven (excited state), the engaging member 37 engaged with the output shaft 38a is moved forward by a predetermined stroke, and the arm member 34 and the first member are connected via the elongated hole 37a and the operating pin 36. The opening / closing member 21 is integrally rotated counterclockwise around the pivot shaft 25 from the closed position shown in FIG. 3 to the open position shown in FIG. 5, and the pushing portion 26 of the first opening / closing member 21 is second. The second opening / closing member 22 is rotated by pushing the opening / closing member 22 toward the open position (forward). The second opening / closing member 22 rotates from the open position shown in FIG. 3 to the open position shown in FIG. 5 against the urging force of the return spring 30 by the pressing force of the pressing portion 26.

  On the other hand, when the electric drive of the solenoid actuator 38 is stopped (demagnetization state), the engaging member 37 is moved backward, and the arm member 34 and the first opening / closing member 21 are connected via the elongated hole 37a and the operating pin 36. 5 and the closed position shown in FIG. 3, the second opening / closing member 22 is returned to the closed position by the return force of the return spring 30. . In this way, the second opening / closing opening 14 a is opened and closed by the first opening and closing member 21 and the second opening and closing member 22 opening and closing in conjunction with the opening and closing operation of the first opening and closing member 21. That is, when the first opening / closing member 21 is in the open position, the second opening / closing member 22 is in the opening position and the second big prize opening 14a is opened, while when the first opening / closing member 21 is in the closed position, the second opening / closing member 22 is opened. Becomes the closed position, and the second big prize opening 14a is closed.

  As illustrated in FIG. 9, the control device 20 includes a main control device 40 and a sub control device 41. The main control device 40 includes a main control board 41a, a CPU, a ROM, and a RAM mounted on the main control board 41a. The sub-control device 41 includes, as sub-control boards, a payout control board 42, an effect control board 43, an image control board 44, a lamp control board 45, and a CPU, ROM, and RAM mounted on the plurality of control boards 42 to 45, respectively. It has. The effect control board 43 is also mounted with an RTC (real time clock).

  The main control board 40a receives detection signals from the gate SW12a, the start opening SW11d, the first big prize opening SW13c, the second big prize opening SW14f, and the normal prize opening SW15a, and also receives control information from the payout control board 42. , Electric chew solenoid 11e, first big prize opening solenoid 13d, second big prize opening solenoid 38, special symbol display 18a, normal symbol display 18b, special symbol holding lamp 18c, normal symbol holding lamp 18d, second opening / closing member The plurality of LEDs 32 a provided in the control unit 22 are controlled.

  The payout control board 42 receives control information from the main control board 40a, drives and controls the payout drive motor 46, and each of the winning balls 11a, 11b, 13a, 14a, 15 for each winning ball 11 The number of winning balls set for each of the winning openings 11a, 11b, 13a, 14a, 15 is paid out to the storage tray 6. The effect control board 43 receives control information from the main control board 40a and receives an input signal from the effect button 9, and outputs control information to the image control board 44 and the lamp control board 45, respectively.

  The image control board 44 receives control information from the effect control board 43 and controls the image display 16 and the speaker 47, and the lamp control board 45 receives control information from the effect control board 43 and mainly controls the image control board 43. The frame lamp 3c, the panel lamp 48, and the movable accessory 49 are controlled in synchronization with the control by 44. For example, the speaker 47 and the frame lamp 3 c are provided on the open / close door 3, and the board lamp 48 and the movable accessory 49 are provided at predetermined positions on the game board 4.

The operational effects of the pachinko gaming machine 1 according to the embodiment described above will be described.
When the player turns the launch handle 7, the game ball P is continuously thrown into the top of the game area 5. In a normal gaming state, when the first opening / closing member 21 is in the closed position, the second opening / closing member 22 is also in the closed position to guard the first opening / closing member 21, so that a wire or the like is removed from the gap at the side of the outer frame 2. It is possible to reliably prevent the goto action of inserting and illegally opening the first opening / closing member 21.

  In addition, since the second opening / closing member 22 in the closed position avoids the collision of the game ball P with the first opening / closing member 21 and repeated impacts, the rattling occurs when the first opening / closing member 21 is in the closed position. Can be reliably prevented, and damage and failure of the first opening / closing member 21 and its drive mechanism 23 can be reliably prevented.

  When the game ball P wins at the start winning opening 11a, 11b, when the big win is won by the lottery performed at the time of the win, the special symbol on the variable display of the special symbol display 18a is stopped and displayed in the big hit symbol form. A big hit occurs. Then, depending on the type of the jackpot symbol that is displayed in a stopped state, one of the first and second big prize opening devices 13 and 14 is operated to open and close the first and second big prize opening 13a and 14a. The

  When the second big prize opening device 14 is operated, the interlocking mechanism 24 includes a pushing portion 26 of a curved convex portion swelled toward the second opening / closing member 22 provided on the first opening / closing member 21, and the second opening / closing member 22. Since the return spring 30 is provided to rotate and bias the first opening / closing member 21 to the closed position, the second opening / closing member 22 can be opened / closed in conjunction with the opening / closing operation of the first opening / closing member 21 with a simple mechanism.

When the second opening / closing member 22 is in the open position, the inclined portion 31 for guiding the game ball is provided at the edge portion of the rear surface on the inflow side of the game ball P, so that the game to the second big winning opening 14a at the time of opening is provided. The inflow of the sphere P can be reliably guided.
In addition, when the second opening / closing member 22 is in the open position, the one or more color light emitting diodes 32a that emit light from the front surface of the second opening / closing member 22 emit light in the form of a character string (for example, a big hit) including a plurality of characters. The decorativeness of the second opening / closing member 22 can be improved, and the gameability during the big hit can be improved.

Next, a modified example in which the above embodiment is partially modified will be described.
1] The shape and size of the first opening / closing member 21 of the second grand prize opening device 14 of the embodiment is merely shown as an example, and various other things that can close the second big prize opening 14a when in the closed position. You may comprise with the blade member which has the shape and magnitude | size of.

  For example, as shown in FIGS. 10 and 11, the first opening / closing member 50 is configured to be switchable between a closed position shown in FIG. 10 and an open position shown in FIG. That is, in the closed position shown in FIG. 10, the second opening / closing member 22 is in a posture substantially perpendicular to the panel surface 4c in a state in which the tip portion is in contact with the second opening / closing member 22 in the closed position, and the open position shown in FIG. At this time, the posture is separated from the board surface 4c forward and parallel to the board surface 4c. The drive mechanism 23 that opens and closes the first opening and closing member 50 and the interlocking mechanism 24 that opens and closes the second opening and closing member 22 in conjunction with the opening and closing operation of the first opening and closing member 50 have the same configuration as the embodiment. Therefore, the same reference numerals as those in the embodiment are attached and the description thereof is omitted.

  The first opening / closing member 50 has a predetermined width in a direction perpendicular to the board surface 4c and a cross-sectional shape having a predetermined length longer than the first opening / closing member 21 of the embodiment in the closed position in an up-and-down direction. It is. The first opening / closing member 50 is formed with a pushing portion 51 whose front end abuts against the second opening / closing member 22 and pushes the second opening / closing member 22 to the open position when in the closed position. A surface of the first opening / closing member 50 opposite to the pushing portion 51 is formed as a flat guide surface 52. As shown in FIG. 11, when the first opening / closing member 50 is in the open position, the guide surface 52 has a gentle downward slope. The inclination angle of the guide surface 52 with respect to the horizontal is, for example, 10 to 20 degrees, but is not limited to this inclination angle.

  When the first opening / closing member 50 is driven to open / close by the drive mechanism 23, the second opening / closing member 22 is moved in a state where the pushing portion 51 is in contact with the second opening / closing member 22 during the opening operation of the first opening / closing member 50. Since it pushes to the open position side, there exists an advantage that the opening operation speed of the 2nd opening-and-closing member 22 becomes quick.

2] In the embodiment, the present invention is applied to the pachinko gaming machine 1 classified as the first type pachinko machine, but the present invention is applied to the pachinko gaming machine classified as the second type pachinko machine called the blade mono. Also good. In this case, in the normal gaming state, when the first opening / closing member (blade member) is in the closed position, the second opening / closing member is in the closed position to guard the first opening / closing member, and the game ball P to the start winning opening is In response to the winning, the first opening / closing member (blade member) is opened / closed by opening / closing drive of the driving mechanism 23, and the second opening / closing member is opened / closed in conjunction with the opening / closing operation of the first opening / closing member by the interlocking mechanism 24.

3] The drive mechanism 23 is not limited to the one in the embodiment, and any other mechanism may be used as long as the first opening and closing members 21 and 50 are driven to open and close via the link member and the link mechanism.
4) In addition, those skilled in the art can implement embodiments in which various modifications are added to the above embodiments without departing from the spirit of the present invention, and the present invention includes such modifications. is there.

It is a front view of a pachinko gaming machine. It is a front view of a game board. It is a front view when the 1st and 2nd opening-and-closing member is a closed position. FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 3 when the first and second opening / closing members are in a closed position. It is a front view when the 1st and 2nd opening-and-closing member is an open position. FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5 when the first and second opening / closing members are in the open position. It is the VII-VII sectional view taken on the line of FIG. It is a disassembled perspective view of the lower end of the 2nd opening-and-closing member. It is a block diagram of the control system of a pachinko gaming machine. FIG. 4 is a diagram corresponding to FIG. 3 according to a modified embodiment. FIG. 6 is a diagram corresponding to FIG. 5 according to a modified embodiment.

P Game ball 1 Pachinko machine 4 Game board 4c Board surface 11a Upper start winning port 11b Lower start winning port 14 Second large winning port device 14a Second large winning port 21, 50 First open / close member 22 Second open / close member 23 Drive mechanism 24 Interlocking mechanism 26, 51 Pushing part 30 Return spring 31 Inclining part 32 Light emitting part 32a, 32b, 32c Light emitting diode

Claims (8)

In a pachinko machine equipped with a game board, a start prize opening, and a big prize opening device for opening and closing the big prize opening,
The big prize opening device is
A first opening / closing member that opens and closes the grand prize opening by opening and closing about an axis orthogonal to the surface of the game board;
A second opening and closing member that opens and closes the prize winning opening by opening and closing around an axis parallel to the board surface;
A drive mechanism for opening and closing the first opening and closing member;
An interlocking mechanism for opening and closing the second opening and closing member in conjunction with the opening and closing operation of the first opening and closing member,
When said first closing member is in the closed position, characterized in that the second closing member in Rukoto such a closed position, in which the gaming ball into the special winning hole to guard the first opening and closing member from the game ball on the side which enters A pachinko machine.   The second opening / closing member is formed in a plate shape, is in a closed position in a posture perpendicular to the board surface, and is in an open position in a posture spaced apart from the board surface and parallel to the board surface. The pachinko machine described.   The interlocking mechanism includes a pushing portion provided on the first opening / closing member to push and turn the second opening / closing member toward the open position, and a return spring to turn and bias the second opening / closing member to the closed position. The pachinko gaming machine according to claim 1, further comprising a pachinko gaming machine.   The pachinko gaming machine according to claim 3, wherein the pushing portion is a curved convex portion that swells toward the second opening / closing member. 3. A pachinko gaming machine according to claim 2 , wherein an inclined portion for guiding a game ball is provided at an edge portion of a rear surface of the inflow side of the game ball when the second opening / closing member is in the open position. The pachinko gaming machine according to claim 2 , wherein a light emitting portion that emits light from the front surface of the second opening / closing member is provided in the second opening / closing member when the second opening / closing member is in the open position.   The pachinko gaming machine according to claim 6, wherein the light emitting unit includes one or a plurality of light emitting diodes.   The pachinko gaming machine according to claim 6, wherein the light emitting unit emits light in the form of a character string including a plurality of characters.