JP4454363B2 - Game machine - Google Patents

Description

  The present invention relates to a gaming machine such as a pachinko machine equipped with a variable winning device that varies between a state in which a game ball is not accepted and a state in which a game ball is easily accepted when a predetermined condition is satisfied.

  Conventionally, a gaming machine such as a pachinko machine has a variable winning device, also called an attacker, in the gaming area, and a variable display game is played on the variable display device on condition that a special figure starting point is won. In some cases, when a pre-determined big hit mode is achieved, the variable winning device converts the first state in which the game ball is not accepted into the second state in which the game ball is easily accepted, and gives a profit to the player. As a movable member of such a variable winning device, there is a door-shaped opening / closing member that is pivotably supported through both lower ends on the front side of the winning opening, and the opening direction thereof is the upper side with the lower portion of the opening / closing member as a fulcrum. It just turns from the bottom to the front and opens the winning opening.

As a technology related to this, for example, Japanese Patent Application Laid-Open No. 5-200149 (Patent Document 1) has a movable member that can be converted from the first state to the second state by its own weight, and is movable when the solenoid is driven. An operating member is provided to return the movable member to the first state by pushing the lever when returning from the driving state and returning the movable member to the first state. There has been proposed a variable winning device provided with an engaging portion that applies an initial urging force toward the state of No. 2. Even if there is distortion at the time of assembly, warping of the board, or the like, the movable member can be smoothly converted from the first state to the second state without hindrance, and high reliability can be ensured.
Japanese Patent Laid-Open No. 5-200149

  However, the open / close member of the variable prize apparatus having the above-described configuration only operates from the top to the bottom forward with the lower part of the open / close member as a fulcrum, and guides the game ball into the prize opening, and the player's interest can be sufficiently enhanced. It was not. This also applies to the variable winning device disclosed in Patent Document 1.

  The present invention has been proposed in view of the above circumstances, and a gaming machine that can enhance the interest of a player by proposing a novel opening structure of an opening / closing member that opens and closes a winning opening of a variable winning device. The purpose is to provide.

The present invention has been proposed in view of the above, and according to the first aspect of the present invention, conversion to a first state in which a game ball is not accepted and a second state in which the game ball is easy to be accepted is made due to establishment of a predetermined condition. In a gaming machine provided with a variable winning device and a winning opening disposed below the variable winning device ,
The variable winning device is:
A flat mounting base having a concave chamber and an opening serving as a prize opening at the top of the back side of the concave chamber;
A flat opening / closing member that is pivotally attached to both sides of the concave chamber and is fitted in the concave chamber,
The opening / closing member is
An opening / closing part at the upper part of the shaft part, and a guide part at the lower part of the shaft part,
A game ball guided by the guide unit into a winning area defined by the open / close unit and the opening when the open / close unit enters the recessed chamber when the open / close member is converted to the overturned state, which is the second state. Can be introduced,
On the other hand, when the opening and closing member is converted to the standing state which is the first state, the opening and closing member is configured to prevent the winning of the game ball to the winning opening,
A gaming machine characterized in that a wall portion is erected on the guide portion, and an inner surface of the wall portion is a rolling surface of a game ball when the opening / closing member is in the first state.

According to a second aspect of the present invention, there is provided the gaming machine according to the first aspect, wherein a ball guide concave portion is formed on an inner surface of the wall portion which is directly above the winning opening.

According to a third aspect of the present invention, there is provided the gaming machine according to any one of the first and second aspects, wherein the wall portion has a curvature to form a concave curved surface.

According to a fourth aspect of the present invention, as the wall portion, a lower side wall portion is erected on the outer peripheral edge of the guide portion, and an upper side wall portion is erected above the lower side wall portion, and the space between them is stopped. Configured to be a part,
Wherein with the first state to the rolling surface of the game ball to the upper surface of the upper side wall portion, in the second state the preceding claims, characterized in that to allow retention of the game ball into the retaining area 3 A gaming machine according to any one of the above.

According to the gaming machine of the present invention, the following excellent effects are achieved.
That is, according to the first aspect of the present invention, when the opening / closing member is converted to the overturned state which is the second state, the opening / closing portion enters the concave chamber and is divided by the opening / closing portion and the opening portion. On the other hand, the game ball guided by the guide part can be introduced, while the wall part is erected on the guide part of the opening / closing member so that when the opening / closing member is converted to the standing state which is the first state, the wall Since it is possible to roll the game ball on the inner side surface of the unit, it is possible to configure a variable winning device having a multifunctional and novel opening / closing member having an open structure, and to enhance the interest of the game.
In addition, by providing a winning opening below the variable winning apparatus, there is a function for guiding the game ball rolling on the inner surface of the wall portion to the winning opening, that is, a so-called center case stage function. In addition, the interest of the game can be enhanced.

According to the second aspect of the present invention, in addition to the effect of the first aspect, by forming the concave portion on the inner side surface of the wall portion, the game ball can be more effectively guided to the lower winning opening. Can do.

According to the invention described in claim 3 , the game ball is reciprocally oscillated on the inner side surface of the wall portion serving as a rolling surface by providing a curved surface with a curvature on the wall portion standing on the guide portion. As a result, the ball show time can be lengthened, and the reciprocal swing is gradually reduced, so that the game balls are easily collected in the center. Therefore, expectation for winning can be enhanced and the interest of the game can be enhanced.

According to the invention described in claim 4, together with the upper surface of the upper side wall portion functions as a rolling surface of the game ball is in the first state, retaining area between the upper side wall portion and the lower wall in the second state The game ball is stopped at the same time, and the game ball that was stopped when it changed to the first state flows down to the winning opening arranged below the variable winning device, acting as a holding device it can. Therefore, expectation for winning can be enhanced and the interest of the game can be enhanced.

DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, the best embodiment of the invention will be described with reference to the drawings.
FIG. 1 is a front view of a game board of a pachinko machine that is a typical game machine.
The game board 2 of the pachinko machine 1 has a game area 4 defined on the surface by a partition member 3 such as a guide rail, and the periphery of the game area 4 is covered with a center case 5 in the middle. A variable display device 6 is provided, a variable winning device 8 serving as a big winning opening is provided below the variable display device 6, a winning opening 10 is provided below the variable winning device 6, and a general winning is provided on the left and right sides of the variable display device 6. Ports 11, 11 and the like are provided. In addition to this, in the game area 4, a windmill and obstacle nails that change the flow direction of the game ball, various lamps and LEDs (not shown) that display various decorations by light emission, and a flow without winning. An out port 12 for collecting game balls is provided.

  For example, the variable display device 6 sets a plurality of variable display areas (three variable display areas on the left side, the center, the right side, and the like) and variably displays identification information such as characters and symbols independently in each display area. In this embodiment, for example, a display screen portion is configured by an LCD (liquid crystal display) or the like capable of displaying an arbitrary image, and a plurality of identification information (designs) can be changed on the display screen. A variable display game is displayed.

  The variable winning device 8 is energized to the solenoid 50 (see FIG. 4), and the second state (open) in which the game ball is easily received from the first state where the game ball is not received (closed state and disadvantageous to the player). State, which is a jackpot state that is advantageous to the player), and when the special symbol of the variable display device 6 is activated by winning a special symbol starting port described later and a specific symbol is arranged, As the condition is satisfied, the game is shifted to a second state (a big hit state) in which a game ball can be easily received.

Next, the variable winning device 8 in the first embodiment will be described.
FIG. 2 is a perspective view for explaining the mounting status of the variable prize apparatus in the first embodiment, and FIG. 3 is a perspective view for explaining the mounting status of the mounting base and the opening / closing member constituting the variable prize device in the first embodiment. FIG. 4 is a schematic diagram of the attached state of the solenoid and the link mechanism, and FIG. 5 is a schematic diagram for explaining the operation of the solenoid and the link mechanism.

  As shown in FIGS. 2 and 3, the variable winning device 8 has a rectangular box-like concave chamber 21 housed in a rectangular opening (not shown) formed in the game board 2 at the rear. The upper portion of the back side surface 22 of the concave chamber 21 has an opening 23 as a winning opening (large winning opening), and the front portion fixed to the game board 2 has a flat frame-like mounting base 25 and the concave portion. A flat opening / closing member 28 is attached to both sides of the chamber 21 and attached in the recessed chamber 21 so as to close the opening of the recessed chamber 21.

  As shown in FIG. 3, the opening / closing member 28 has a support shaft 30 attached to a substantially central portion on one side (left end) and a crankshaft 31 attached to a substantially central portion on the other side (right end). 30 is fitted and supported in a bearing hole 35 formed in the front side central portion of one side portion (left side portion) in the concave chamber 21, and the base end portion of the crankshaft 31 is supported by the concave chamber 21. It is fitted and supported by an opening-hole-shaped bearing portion 36 formed in the front side center portion of the other side portion (right side portion). In the opening / closing member 28, the upper portion of both the shaft portions 30, 31 shown in FIG. 3 serves as an opening / closing portion 41, and the lower portion serves as a guide portion 42. The opening portion faces the outer peripheral edge of the guide portion 42 upward. A U-shaped wall 45 is erected.

  As shown in FIG. 4, the opening / closing member 28 operates in the first state (closed) in which no game ball is received by operating the crankshaft 31 by the excitation of the solenoid 50 as a driving source and the restoring force of the return spring 50 '. State: a state disadvantageous to the player) and a second state in which the game ball can be easily received (open state: a jackpot state advantageous to the player). That is, as shown in FIGS. 4 and 5, a U-shaped crank operating portion 52 is attached to the tip of the plunger 51 of the solenoid 50, and the crankshaft 31 is engaged between the crank operating portions 52, and the plunger 51 is moved forward and backward to rotate the crankshaft 31 via the crank operating portion 52, whereby the open / close member 28 is brought into the upright state (first state) as shown in FIG. 5A and FIG. To a fall state (second state) as shown in FIG. The operation of the opening / closing member 28 will be described in detail later.

  As shown in FIG. 2, the mounting base 25 includes a base body 61 having a U-shaped flat plate portion including the concave chamber 21 at the rear portion, and an opening-hole-shaped bearing portion 36 on the right side of the base body 61. The auxiliary base 62 is arranged so as to cover the front surface. As shown in FIG. 4, the auxiliary base 62 is a rectangular flat plate-like member, and is configured such that the solenoid 50 is fixed to a fastening portion 63 provided at the bottom of the back surface thereof by a fastening member 64 such as a screw. ing. In addition, the auxiliary base 62 is mounted on the upper and lower sides of the right rear portion of the partition wall 26 forming the concave chamber 21 of the mounting base 25 via mounting bosses 67 having female screw portions provided on the upper and lower sides of the back surface. By fixing a fixing member (not shown) such as a screw in the fixing hole 29 of the piece 27, the fixing base 25 is fixed integrally. The protruding edge portion 68 shown in FIG. 4A is a portion that covers the front surface of the opening-shaped bearing portion 36, and is in contact with the right front end portion of the partition wall 26 that forms the recessed chamber 21.

  As shown in FIG. 4B, the auxiliary base 62 fits the support shaft 30 of the opening / closing member 28 into the bearing hole 35 on the left side surface portion of the recessed chamber 21 and the crankshaft 31 of the opening / closing member 28 to the recessed chamber. 21, the mounting boss 67 of the auxiliary base 62 is fixed to the fixing holes 29 of the upper and lower mounting pieces 27 on the right rear portion of the partition wall 26, and the bearing portion 36. Cover the front of the. Then, the solenoid 50 is attached to the auxiliary base 62 and the crankshaft 31 is engaged with the crank operating portion 52 at the tip of the plunger 51 to form a unit, and the square of the attachment base 25 comprising the base body 61 and the auxiliary base 62 is formed. A fastening member (not shown) such as a screw is fastened to the formed fastening hole 69 to be fixed to the game board 2.

Next, the operation of the opening / closing member 28 by energizing the solenoid 50 will be described together with the movement of the game ball 71.
The standing state which is the first state is an initial state of the opening / closing member 28. In this standing state, the front surface of the concave chamber 21 is closed as shown in FIG. Part) It functions to prevent winning of a game ball to 23. At this time, as shown in FIG. 5A, the plunger 51 of the solenoid 50 advances (extends) by the urging force of the return spring 50 '.

  When the solenoid 50 is energized in the first state, the plunger 51 of the solenoid 50 is retracted (contracted), so that the opening / closing member 28 moves the guide portion 42 positioned below the crankshaft 31 via the crankshaft 31. The opening / closing part 41 located on the front is turned backward, that is, as shown in FIG. 5B, the opening / closing part 41 is turned almost 90 degrees clockwise, and the guide part 42 is moved forward of the mounting base 25. And the opening / closing part 41 is tilted rearward, and the rear end is brought into contact with the edge of the opening 23 to be turned into a falling state (second state). Then, as shown in FIG. 6, the opening / closing part 41 enters the concave chamber 21, and the guide part 42 pivots upward from the bottom and protrudes forward to enter the concave chamber 21. The game ball 71 guided by flowing down to the guide portion 42 is converted into a state where the game ball 71 can be introduced into the winning area 55 defined in the concave chamber 21 by the portion 41 and the opening portion 23. Therefore, when converted into the fall state (second state), the game ball that has flowed down can be received and won over the entire width of the opening and closing member, and it becomes easy to win and is advantageous to the player.

  In the standing state (first state), as shown in FIG. 7, a game ball 71 in which the inner side surface (upper surface in FIG. 7) of the wall portion 45 standing on the outer peripheral edge of the guide portion 42 flows down. The game ball 71 flowing down here may enter the winning opening 10 disposed below. In this embodiment, the winning opening 10 starts, for example, a special symbol of the variable display device 6 (specifically, a jackpot game in which a plurality of special symbols are variably displayed and the variable winning device 8 is opened / closed depending on the stop mode) It is configured as a special symbol starting port for starting a variation display game to cause a game ball 71, and the inner surface of the wall 45 is used as a catching surface or a rolling surface so that the game ball 71 temporarily stops flowing down. A change is made to make it easy for the player to visually recognize, and the player is given a sense of expectation for winning in the winning opening 10.

  As shown in FIGS. 6 and 7, a vertical flow path 72 through which the game ball 71 won from the opening 23 serving as the prize opening flows is defined on the back of the game board 2 and is formed at the lower part thereof. The partition wall 73 divides the vertical flow path 74 of the winning opening 10, and the flow paths 72 and 74 are provided with sensors 75 and 76 for detecting the winning of the game ball 71.

  Thus, according to the first embodiment, when the opening / closing member 28 is converted to the overturned state which is the second state, the opening / closing portion 41 at the upper part of the shaft portion enters the concave chamber 21 and the opening / closing portion 41 The game ball guided by the guide portion 42 can be introduced into the winning area 55 defined in the concave chamber 21 by the opening portion 23, while the wall portion 45 stands on the outer peripheral edge of the guide portion 42 of the opening / closing member 28. Therefore, when the opening / closing member 28 is operated in the standing state, which is the first state, the game ball can be rolled on the inner surface of the wall portion 45. Since the part 41 rotates from top to bottom and rear and the guide part rotates from bottom to top and front, the variable winning device 8 having the opening / closing member 28 having a novel opening structure can be configured. Can enhance the interest of

  In addition, by arranging the winning opening 10 immediately below the variable winning apparatus 8, the game ball 71 rolling on the inner surface of the wall portion 45 standing on the outer peripheral edge of the guide portion 42 is guided to the winning opening 10. Since the function, that is, the function like a so-called center case stage, is provided, the fun of the game can be enhanced.

Next, the opening / closing member 28 in the second embodiment will be described.
In the second embodiment, FIG. 8 is a perspective view of an opening / closing member in which a spherical guiding recess is formed on the inner side surface of the wall portion, and FIG. 9 is a perspective view of the opening / closing member having a curved surface with a curvature in the wall portion. It is.

  The second embodiment is an improvement of the wall 45 in the first embodiment. In FIG. 8, the inner surface of the U-shaped wall 45 formed on the outer peripheral edge of the guide 42 of the opening / closing member 28 is used. A concave curved spherical guide 81 having a curvature is formed in the center by partially reducing the plate thickness. The shape of the spherical guide recess 81 is not limited to the present embodiment, and may be a rectangular groove or a V-shaped groove. The game ball can also be rolled in the ball guide recess 81, and the presence of the ball guide recess 81 can more effectively guide the game ball to the lower winning opening 10. In addition, it is desirable that the ball guide recess 81 is disposed on the inner surface of the wall portion 45 that is directly above the winning opening 10.

  Further, in FIG. 9, a concave portion (concave curved surface) whose inner side surface (upper surface) is an arc over the entire lower wall portion 46 of the U-shaped wall portion 45 erected on the outer peripheral edge of the guide portion 42 of the opening / closing member 28. It is formed with a curvature so that By giving the curvature to the entire lower wall portion 46 of the wall portion 45, the game ball largely reciprocally swings on the inner surface (upper surface) of the lower wall portion 46 serving as a rolling surface. The reciprocal swing can be gradually reduced and the game balls can be easily gathered in the center, the expectation for winning a prize at the winning opening 10 arranged below can be increased, and the interest of the game can be enhanced.

  In FIG. 9, the entire lower wall portion 46 of the wall portion 45 has a curvature. However, the present invention is not limited to this, and only the central portion of the lower wall portion 46 of the wall portion 45 has a curvature. Also good. In this case, the same operational effects as the concave ball guide concave portion 81 having the curvature shown in FIG.

Next, the opening / closing member 28 in the third embodiment will be described.
FIG. 10 is a perspective view of an opening / closing member according to the third embodiment, FIG. 11 is a sectional view of the opening / closing member in a fall state (second state), and FIG. 12 is a sectional view of the opening / closing member in a standing state (first state). .

  In the third embodiment, as shown in FIG. 10A, a U-shaped lower side wall 91 is erected on the outer peripheral edge of the opening / closing member 28, and a linear upper side wall 92 is erected thereabove. In this embodiment, the concave portion partitioned between them functions as the retaining portion 93. In this embodiment, the U-shaped lower side wall portion 91 and the linear upper side wall portion 92 are used. A box-shaped stop portion 93 is partitioned. That is, as shown in FIG. 11, when the opening / closing member 28 in the second state is converted to the overturned state, the opening / closing portion 41 rotates from top to bottom and enters the concave chamber 21. The guide portion 42 pivots upward and forward from the bottom, protrudes forward, and a winning area 55 is defined in the concave chamber 21 by the opening / closing portion 41 and the opening 23 that have entered the concave chamber 21. A ball game ball 71 that has flowed down to the guide section 42 can be won in the opening 23 directly or after hitting a game ball stopped in the stop section 93 in the area 55. In the second state, as described above, the game ball 71 is often stopped in the stop portion 93.

  Further, in the standing state (first state) of the opening / closing member 28, as shown in FIG. 12, the upper surface of the upper side wall portion 92 erected on the guide portion 42 becomes the rolling surface of the game ball 71 that flows down. As a result, the ball show time becomes longer, and it is possible to win a prize in the winning opening 10 disposed below the variable winning apparatus 8 before long. In addition, when the second state is changed to the first state, the game ball 71 stopped in the stop portion 93 in the second state flows down to the winning opening 10 arranged below, so that the winning opening 10 is reached. It becomes easier to win a prize, and the state of flowing down at a time can enhance the realism of the dynamic game for the player and increase the expectation for the prize.

  Further, as shown in FIG. 10 (b), a U-shaped lower side wall portion 91 is erected on the outer peripheral edge of the opening / closing member 28, and a U-shaped upper portion having a narrower width than the lower side wall portion 91 is provided above the lower side wall portion 91. The side wall portion 92 is set upside down, and the concave portion defined between the side wall portions 92 functions as the retaining portion 93, and has a box-shaped retaining portion whose width is narrower than that of FIG. 93 is formed in the center of the guide portion 42, and the lower side wall portions 91 on both sides thereof are opened rearward (in the second state, on the opening 23 side). With this configuration, when the game balls that have flowed down on both sides of the stop portion 93 in the second state win the opening 23 as they are, and only the game balls stopped in the stop portion 93 return to the first state. Then, it is possible to win a prize opening 10 disposed below, which increases the interest of the game.

  As described above, according to the third embodiment, when the opening / closing member 28 is in the standing state (first state), the upper surface of the upper side wall portion 92 functions as a rolling surface of the game ball 71 and the opening / closing member 28 falls down. In the state (second state), the game ball 71 is stopped at the stop portion 93 between the lower wall portion 91 and the upper wall portion 92, and is stopped at the stop portion 93 when converted from the second state to the first state. The game ball 71 that has been made can flow down to the winning opening 10 disposed below the variable winning device 8 and play a role like a holding device. It can enhance interest.

  Further, in the first to third embodiments, as shown in FIG. 1, the winning opening 10 disposed below the variable winning apparatus 8 is formed in a simple box shape and configured as a special symbol winning opening. However, the present invention is not limited to this, and when used as an electric start port, a normal symbol start gate 95 is provided on one side (left side) of the variable winning device 8, and the normal symbol display 97 to be started thereby is provided on the front side. It may be configured as a so-called general power starter (electric starter) 96 provided.

  This general-purpose / general-purpose start port 96 is activated when a normal symbol display 97 such as a 7-segment display is started when a condition such as the game ball 71 passes through the normal symbol start gate 95 is established. Start the variable display game. In this auxiliary variation display game, the game control device generates and extracts random numbers related to the normal symbols, and the normal symbol display 97 converts the identification information (so-called normal symbols) for a predetermined time. When the normal symbol at the time of the stop display is a winning symbol, for example, when the number is “7”, the game control device opens the opening / closing member 98 of the general-purpose starter 96 with a predetermined opening. Time (for example, 1 second) is opened and converted so that winning becomes easy.

  With this configuration, in the first and second embodiments, the game ball 71 that rolls on the inner side surface (upper surface) of the wall portion 45 in the upright state of the opening / closing member 28 is It is possible to win a prize in the attached start opening 96. Further, in the third embodiment, in the standing state of the opening and closing member 28, the game ball 71 rolling on the upper surface of the upper side wall portion 92 can win a prize in the start opening 96 with the ordinary power transmission, Further, when the game ball 71 stopped at the stop portion 93 in the fall state of the opening / closing member 28 is converted from the second state to the first state, the general-purpose starter 96 with a general electric power supply disposed below is provided. It will be easier to win the prize. Therefore, the interest of the game can be enhanced.

  That is, according to the gaming machine 1 having the above-described configuration, the opening / closing member 28 of the variable winning device 8 that normally rotates from top to bottom is rotated from the top to the bottom and the back of the opening / closing portion 41, and About the guide part 42, by rotating from the bottom to the upper front, a state will be converted in an unprecedented aspect, and this can enhance the interest of the game. Further, not only accepting the game ball 71, but also standing the wall portion 45 to make the inner surface of the wall portion 45 the rolling surface of the game ball 71, the ball showing time can be lengthened. When the game ball 71 can be stopped at the stop portion 93 between the lower wall portion 91 and the upper wall portion 92 in the second state in which the ball 71 is easily received, It is possible to enhance the interest of the game by guiding the gaming ball 71 to the winning opening 10 disposed below.

  In the above-described embodiment, the pachinko machine 1 which is a typical gaming machine has been described as an example. However, the present invention is not limited to this, and any gaming machine can be used as long as the gaming ball is played by flowing down a gaming ball. A machine may be used. For example, it may be a gaming machine such as a sealed ball type pachinko machine, an arrangement ball type game machine, or a sparrow ball type game machine that circulates a game ball sealed inside.

  In addition, the above-described embodiment is merely an example in all respects and should not be considered restrictive. The present invention is not limited to the above description, but is defined by the scope of the claims, and includes all modifications within the scope and meaning equivalent to the scope of the claims.

It is a front view of the game board of a pachinko machine. It is a perspective view explaining the attachment situation of the variable prize apparatus in a 1st embodiment. (A) is a perspective view of the opening / closing member of the variable prize apparatus in 1st Embodiment, (b) is a perspective view of a base main body. (A) is a perspective view of an auxiliary base to which a solenoid is attached, and (b) is a side view of the variable winning device in a state in which the auxiliary base and the solenoid are attached. It is a schematic diagram explaining the action | operation of a solenoid and a link mechanism, (a) is a side view of the 1st state in which the opening-and-closing member stood up, (b) is a 2nd state in which the opening-and-closing member rotated about 90 degrees clockwise. It is a side view. It is sectional drawing of the variable prize-winning apparatus in the fall state of the opening-and-closing member which is a 2nd state. It is sectional drawing of the variable winning apparatus in the standing state of the opening-and-closing member which is a 1st state. In 2nd Embodiment, it is a perspective view of the opening-and-closing member which formed the ball guide recessed part in the inner surface of a wall part. In 2nd Embodiment, it is a perspective view of the opening-and-closing member which gave the wall part the curvature. It is a perspective view of an opening-and-closing member in a 3rd embodiment, (a) is a perspective view of an embodiment which formed a stop part over the full width of an opening-and-closing member, and (b) forms a stop part in the central part of an opening-and-closing member. FIG. It is sectional drawing of the variable prize-winning apparatus in the fall state of the opening-and-closing member which is a 2nd state. It is sectional drawing of the variable winning apparatus in the standing state of the opening-and-closing member which is a 1st state. It is a front view of the game board of a pachinko machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Pachinko machine 2 Game board 4 Game area 6 Variable display apparatus 8 Variable prize-winning apparatus 10 Prize opening 21 Recessed chamber 22 Back side surface 23 Opening part 25 which becomes a winning opening The mounting base 26 The partition wall 28 of a recessed chamber Opening and closing member 30 Support axis 31 Shaft 35 Bearing hole 36 Bearing portion 41 Opening / closing portion 42 Guide portion 45 Wall portion 46 Lower wall portion 50 Solenoid 51 Plunger 52 Crank operation portion 55 Prize area 61 Base body 62 Auxiliary base 81 Ball guide recess 91 Lower wall portion 92 Upper wall portion 93 Stop part 95 Normal design gate 96 General-purpose starter with electric power (electric starter)

Claims (4)

The establishment of a predetermined condition, comprising: a first state that does not accept the game ball, a variation winning device for converting into a second state amenable gaming balls, a winning hole which is disposed below the fluctuation winning device, the In the gaming machine
The variable winning device is:
A flat mounting base having a concave chamber and an opening serving as a prize opening at the top of the back side of the concave chamber;
A flat opening / closing member that is pivotally attached to both sides of the concave chamber and is fitted in the concave chamber,
The opening / closing member is
An opening / closing part at the upper part of the shaft part, and a guide part at the lower part of the shaft part,
A game ball guided by the guide unit into a winning area defined by the open / close unit and the opening when the open / close unit enters the recessed chamber when the open / close member is converted to the overturned state, which is the second state. Can be introduced,
On the other hand, when the opening and closing member is converted to the standing state which is the first state, the opening and closing member is configured to prevent the winning of the game ball to the winning opening,
A gaming machine, wherein a wall portion is erected on the guide portion, and an inner surface of the wall portion is a rolling surface of a game ball when the opening / closing member is in a first state. 2. The gaming machine according to claim 1, wherein a ball guide concave portion is formed on an inner surface of the wall portion that is directly above the winning opening . The gaming machine according to claim 1, wherein the wall portion has a curvature to form a concave curved surface . As the wall portion, a lower side wall portion is erected on the outer peripheral edge of the guide portion, and an upper side wall portion is erected above the lower side wall portion so as to be a stopping portion between these,
The upper surface of the upper side wall portion in the first state is a rolling surface of the game ball, and the game ball can be stopped at the stop portion in the second state. A gaming machine according to any one of the above.

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