JP2014230726A - Pinball game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pinball game machine capable of preventing a fraudulent act of opening an inner frame fraudulently against an outer frame while reducing the number of parts to hold the cost.SOLUTION: A pinball game machine 1 comprises an outer frame 2, and an inner frame 3 mounted openably/closably centering on the axial line J1 of one side part with respect to the outer frame. The inner frame is arranged with a frame-like mechanism frame 300, a vertically plate-shaped plate wall part 351 is raised from the other side part in the mechanism frame, and a locking device 800 for locking the outer frame and the inner frame is arranged integrally with the plate wall part. The locking device includes: a key operation part 840 for performing an operation by inserting a key; a vertically long plate-shaped slide member 810 for vertically sliding in accordance with the operation of the key operation part; and an engaging member 820 connected to the slide member and made movable in accordance with the slide movement of the slide member. The outer frame is equipped with an engaged part 2A, with which the engaging member engages. The plate wall part overlaps the slide member from the free end side of the inner frame opposed to the axial line.

Description

  The present invention relates to a ball game machine, and more particularly to a ball game machine equipped with a locking device that locks and unlocks frames.

  2. Description of the Related Art Conventionally, a ball game machine such as a pachinko game machine is configured such that an inner frame to which a game component is attached can be rotated and opened with respect to an outer frame installed on Taijima. In addition, the ball game machine is also provided with a locking device for locking and unlocking the outer frame and the inner frame (see, for example, Patent Document 1).

Japanese Patent No. 4096110

  Here, some players try to gain illegal profits that cannot be obtained by illegally opening the middle frame with respect to the outer frame. Conventionally, in order to prevent such illegal acts Various devices have been proposed for this game machine.

  On the other hand, a gaming machine requires a large number of parts, and there is a demand for reducing the number of parts constituting the gaming machine as much as possible to reduce the manufacturing cost.

  The present invention has been made in view of such circumstances, and has a configuration capable of preventing an illegal act of illegally opening the middle frame with respect to the outer frame while reducing the number of parts and suppressing the cost. An object is to provide a ball game machine.

  In order to solve such a problem, the invention according to claim 1 of the present invention is characterized in that the outer frame and the outer frame are attached so as to be openable and closable around an axis set on one side portion. A frame-like mechanism frame for mounting a gaming component is disposed in the middle frame, and the other side of the mechanism frame opposite to the one side is disposed on the middle frame. A plate wall portion that forms a plate shape in the vertical direction is raised on the side portion, and a locking device that locks the outer frame and the middle frame is provided integrally with the plate wall portion, and the locking device includes: A key operating unit for inserting and operating a key; a vertically long and plate-like slide member that slides up and down in accordance with the operation of the key operating unit; and a slide member connected to the slide member, An engaging member that moves in accordance with the slide movement, and the outer frame includes A ball game machine comprising an engaged portion with which the engaging member of the locking device is engaged, wherein the plate wall portion overlaps the slide member from the free end side of the middle frame opposite to the axis line; It is characterized by that.

  According to the first aspect of the present invention, the locking device that locks the outer frame and the middle frame integrally with the plate wall portion raised at the other side portion of the mechanism frame is disposed, and the plate wall portion Is overlapped with the slide member of the locking device from the free end side of the inner frame opposite to the axis set on one side surface portion, so that the number of parts can be reduced and the cost of the locking device can be reduced. It is possible to prevent an illegal act of covering the slide member and opening the middle frame illegally with respect to the outer frame.

It is a front view of the pachinko gaming machine in the embodiment of the present invention. It is a rear view of the pachinko gaming machine. It is the right perspective view of the state where the window frame of the pachinko gaming machine was opened and the game board was removed. It is a front view of the state which opened the window frame of the pachinko gaming machine and removed the game board. It is a front view of only the middle frame which removed the gaming parts from the pachinko gaming machine. It is a rear view of only the middle frame which removed the gaming parts from the pachinko gaming machine. It is a right view of only the middle frame which removed the gaming parts from the pachinko gaming machine. It is AA sectional drawing of FIG. It is a front view of only the open side frame of the pachinko gaming machine. It is a right view of only the open side frame of the pachinko gaming machine. It is a left view of only the open side frame of the pachinko gaming machine. It is a top view of only the open side frame of the pachinko gaming machine. It is a left perspective view of only the outer frame of the pachinko gaming machine. FIG. 14 is a left perspective view in a state where only the open side frame is fitted to the outer frame of FIG. 13.

  Hereinafter, as a bullet ball game machine according to an embodiment of the present invention, a pachinko game machine will be described as an example with reference to the drawings. In the following description, the front-rear direction is defined with the front side as the front side (front side) of the pachinko gaming machine and the back side as the rear side (rear side) of the pachinko gaming machine as viewed from the player. To do. When the pachinko gaming machine is viewed from the player, the left and right directions are defined with the left hand side as the left side of the pachinko gaming machine and the right hand side as the right side of the pachinko gaming machine.

  First, a schematic configuration of the pachinko gaming machine according to the present embodiment will be described with reference to FIGS. 1 to 5 and FIG. As shown in FIG. 1 to FIG. 4, the pachinko gaming machine 1 according to the present embodiment mainly has various game parts in a frame constituted by an outer frame 2, an intermediate frame 3, and a window frame 4. Is attached and formed.

  As shown in FIG. 3, the outer frame 2 is a frame that forms the outline of the pachinko gaming machine 1 and is formed in a substantially rectangular tube shape with front and rear surfaces opened, and is provided in a game hall such as a pachinko hall. It is installed on Tajima Island. Further, on one side portion of the outer frame 2 (here, the left side of the outer frame 2), as shown in FIG. 13, the outer frame upper hinge 2A and the lower lower frame constituting the axis J1 together with the middle frame 3 A hinge 2B is provided, through which the middle frame 3 is pivotably attached to the front opening so as to be opened and closed.

  As shown in FIG. 3, the middle frame 3 is a frame that is formed in a substantially rectangular tube shape with front and rear surfaces opened, and is attached to an opening on the front side of the outer frame 2. Further, on one side portion of the middle frame 3 (here, on the left side of the middle frame 3), as shown in FIG. 5, the outer frame upper hinge 3A and the outer frame that constitute the axis J1 together with the outer frame 2 A lower hinge 3B is provided, and is attached to the outer frame 2 so as to be openable and closable via the lower hinge 3B. Further, on one side portion of the middle frame 3 (here, on the left side of the middle frame 3), as shown in FIG. 5, the window frame upper hinge 3D and the window frame that constitute the axis J2 together with the window frame 4 A lower hinge 3E is provided, through which the window frame 4 is pivotably attached to the front opening so as to be opened and closed. As shown in FIG. 1, a window frame 4, a lower tray unit 5, and a game board 6 are attached to the middle frame 3.

  As shown in FIG. 1, the window frame 4 is a frame having an opening at the center, and is disposed over substantially the entire surface excluding the lower portion of the middle frame 3 in a front view, and the opening on the front side of the middle frame 3. Is attached. Further, on one side portion of the window frame 4 (here, the left side of the window frame 4), a window frame upper hinge and a window frame lower hinge (not shown) that form an axis J2 together with the middle frame 3 are provided. Through this, it is attached to the middle frame 3 so that it can be rotated and opened. Further, a substantially circular window frame opening 7 is formed in the center of the window frame 4 in a front view. The window frame opening 7 is covered with a transparent plate 8 such as glass or acrylic. In addition, an upper plate unit 100 is disposed below the window frame opening 7, and receives and stores prize balls and rental balls paid out via a prize ball dispensing device 16 described later, An upper plate 110 for guiding the game ball to the launching device 12 is arranged.

  As shown in FIG. 1, the lower dish unit 5 is attached to the lower part of the middle frame 3 and below the window frame 4. On the left side of the center portion of the lower tray unit 5, a lower tray 10 in which game balls overflowing from the upper tray 110 are stored is disposed. Further, on the right side of the lower tray unit 5 and on the right side of the lower tray 10, there is an operation handle 200 that is operated by the player in order to launch a game ball stored in the upper tray 110 to a game area 6A described later. It is arranged.

  Further, as shown in FIG. 1, a key operation unit 840 for operating a locking device 800 that locks the middle frame 3 and the window frame 4 is provided above the operation handle 200 in the middle frame 3. When opening the window frame 4, if the predetermined key is inserted into the key operation unit 840 and rotated in a predetermined direction (for example, left direction), the locked state of the window frame 4 in the locking device is released, and the window frame 4 is opened. Only the window frame 4 can be opened via the axis J2 constituted by the frame upper hinge 3D and the window frame upper hinge (not shown), and the window frame lower hinge 3E and the window frame lower hinge (not shown). . Further, when the middle frame 3 is opened, the locked state of the middle frame 3 in the locking device is released by inserting a predetermined key into the key operation unit 840 and turning it in another predetermined direction (for example, right direction). The middle frame 3 can be opened integrally with the window frame 4 via the axis J1 constituted by the outer frame upper hinge 3A and the outer frame upper hinge 2A, and the outer frame lower hinge 3B and the outer frame lower hinge 2B. It is like that. Details of the locking device 800 will be described later.

  As shown in FIG. 1, the game board 6 is a member in which a game area 6A, which is an area in which a game ball rolls, is formed. The game board 6 is arranged behind the window frame 4 and over substantially the entire surface excluding the lower part of the middle frame 3 in a front view. Specifically, as shown in FIGS. 2 and 5, for example, a metal frame-like mechanism frame 300 for attaching various game parts is provided around the middle frame 3. A gaming board 6 is detachably attached to 300 from the front side of the gaming machine. The game area 6 </ b> A of the game board 6 is arranged behind the window frame opening 7 of the window frame 4 and is configured to be visible from the front through the transparent plate 8. The game area 6A is provided with a display device such as a liquid crystal display or CRT, a winning device, a large number of game nails, etc., but is not shown here.

  Further, as shown in FIG. 2, the rear side of the mechanism frame 300 has a synthetic resin rear frame member 310 formed in a frame shape along the mechanism frame 300, and the rear frame member 310 A back cover 320 made of synthetic resin is attached by a hinge 311 so that it can be opened and closed.

  Further, as shown in FIGS. 3 and 4, a launching device 12 that launches a game ball toward the game area 6 </ b> A is provided on the right side of the center portion of the lower tray unit 5 in the middle frame 3 (the rear right side of the upper tray 110). Is provided. The launching device 12 has a launching solenoid and a launcher that continuously strikes the game ball supplied from the upper plate 110 to the launch position 12A. The game ball hit by the launcher is placed on the launch rail 13. Along with this, it is fired toward the game area 6A. Further, a cassette-shaped ball feeding device 400 communicating with the upper plate 110 is provided in front of the launching device 12 in the middle frame 3, and the game balls supplied from the upper plate 110 are received by the ball feeding device 400. One by one is sent to the launch position 12A of the launcher 12.

  Further, as shown in FIG. 2, a firing control board 14 is provided behind the launching device 12 in the middle frame 3, and is electrically connected to the launching handle 200, the launching device 12, and the ball feeding device 400.

  As shown in FIG. 2, a prize ball tank 15 opened upward is fixed to the mechanism frame 300 at the uppermost back side of the middle frame 3. The prize ball tank 15 stores a game ball supplied from Taishima and supplies it to a prize ball payout device 16 to be described later, and has a bottom surface inclined. In the present embodiment, the bottom surface of the prize ball tank 15 is inclined to the right side (left side as seen from the front side of the gaming machine) when viewed from the back side of the gaming machine, and the gaming balls are aligned in a line downstream of the prize ball, which will be described later. A tank rail 17 that forms a passage for sending out game balls to the ball dispensing device 16 is attached.

  Further, as shown in FIG. 2, a predetermined number of the rear plate member 310 attached to the rear surface side of the mechanism frame 300 of the middle frame 3 with respect to the upper plate 110 is provided at the rear right end portion (left end portion when viewed from the front). A prize ball payout device 16 for paying out game balls one by one is attached.

  Further, as shown in FIG. 2, the rear frame member 310 attached to the back side of the mechanism frame 300 of the middle frame 3 has a prize ball on the right side (left side when viewed from the front side) as viewed from the back side. A payout control board 20 for driving and controlling the payout device 16 is disposed, and various drive power sources such as DC5V and DC12V are generated and supplied from a 24V AC supply power source on the left side (right side when viewed from the front) from the back side. A power supply substrate 21 is disposed. Further, the above-described launch control board 14 is disposed on the front side (player side) of the power supply board 21.

  Next, the locking device 800 will be described with reference to FIGS.

  As shown in FIGS. 5 to 12, the locking device 800 includes the other side portion opposite to the one side portion provided with the axis J1 and the axis J2 in the frame-like mechanism frame 300 ( Here, it is integrated with the plate wall portion 351 raised in a plate shape in the vertical direction of the open side frame (that is, the right side frame of the frame-like mechanism frame 300) 350 located on the right side in front view. Is formed. Therefore, as shown in FIGS. 2 to 4, the rear frame member 310 described above as a function of the mechanism frame 300 is attached to the rear of the open side frame 350 integrated with the locking device 800. Still another game component is attached to 310. Hereinafter, the locking device 800 formed integrally with the plate wall portion 351 of the open side frame 350 will be described in detail.

  The locking device 800 according to the present embodiment includes a slide member 810, an outer claw upper claw member 821 as an engagement member, an outer claw lower claw member 822 as an engagement member, a window, in addition to the key operation unit 840 described above. A window frame upper claw member 851 as a frame engagement member, a window frame lower claw member 852 as a window frame engagement member, and the like.

  Among them, the slide member 810 is a substantially long plate-like member arranged in a long and vertical plate shape when viewed from the lateral direction of the middle frame 3 as shown in FIGS. 9, 11, and 14. It is arranged from the upper part to the lower part of the plate wall part 351 of the open side frame 350. The slide member 810 is configured to slide up and down in conjunction with the rotation of the key inserted into the key operation unit 840.

  In addition, the slide member 810 is a plate wall portion 351 in the open side frame 350 except for the vicinity of the key operation portion 840 that can not be illegally moved even if exposed. It is covered and overlapped from the free end side (here, the right side of the gaming machine), and most of the slide member 810 is covered so as not to be exposed on the lateral side (here, the right side) outside the middle frame 3. . That is, the plate wall portion 351 of the open side frame 350 is configured as a covering portion that covers the slide member 810. In the present embodiment, as shown in FIG. 12, the wall surface of the plate wall portion 351 is continuously arranged so as to cover the rear side of the slide member 810 from the plate wall portion 351, together with the right side of the middle frame 3, A cover portion that covers the slide member 810 is also formed from the rear side of the middle frame 3.

  Further, as shown in FIG. 8, the slide member 810 of the present embodiment is covered with a resin member 301 constituting the middle frame 3 so as not to be exposed when viewed from the inside (left side) of the middle frame 3. Has been. Further, in the present embodiment, as shown in FIG. 5, the resin member 301 constituting the middle frame 3 also covers the front side of the middle frame 3 and overlaps so that there is no exposure when viewed from the front side of the middle frame 3. Covered.

  Thus, the slide member is used to open the frames to a person who attempts to cheat by opening the middle frame 3 with respect to the outer frame 2 or opening the window frame 4 with respect to the middle frame 3. Access to 810 becomes difficult, and as a result, fraud can be prevented.

  Further, as shown in FIGS. 11 and 14, the slide member 810 is formed with a plurality of long holes 811 whose longitudinal direction is the vertical direction. Further, as shown in FIGS. 7, 10, 11, and 14, the plate wall portion 351 of the open side frame 350 has an inner direction (the middle frame 3) so as to correspond to the plurality of long holes 811 of the slide member 810. A plurality of guide protrusions 352 are formed so as to protrude in the left direction). Then, by inserting the guide projection 352 of the plate wall portion 351 into the long hole 811 of the slide member 810, the slide member 810 is supported with respect to the plate wall portion 351 of the open side frame 350, and the guide projection 352 is moved up and down. It functions as a guide when the slide member 810 slides in the direction. Thus, the plate wall portion 351 as the covering portion of the open side frame 350 also serves as the support portion and the guide portion of the slide member 810 of the locking device 800, so the function as the locking device 800 and the function as the mechanism frame 300, It is possible to further reduce the number of parts at the relevant part while providing a got prevention function or the like.

  A key operation unit 840 that communicates with the rear side is disposed on the front side of the middle frame 3 in the locking device 800. As described above, the key operation unit 840 slides the slide member 810 in the vertical direction by inserting a key and performing a rotation operation. As shown in FIGS. A rotating member 841 that engages with the slide member 810 is fixed to the side. When the key is inserted and rotated to the right, the rotating member 841 rotates to the right as much as the rotation, and when the key is inserted and rotated to the left, the rotation member 841 rotates to the left as much as the rotation. Further, as shown in FIG. 6, the rotating member 841 has protrusions 842 and 843 on the upper and lower sides, and the protrusions 842 and 843 are engaged with the slide member 810. Is rotated to the right in the front view (left rotation in FIG. 6 in the rear view) and the lower protrusion 843 moves upward, the engaged slide member 810 is moved upward, and the rotating member 841 is moved. When the upper protrusion 842 moves downward in the left direction in the front view (right rotation in FIG. 6 in the rear view), the engaged slide member 810 is moved in the downward direction.

  Further, the key operation unit 840 is provided with an urging unit that exerts an urging force to return from the rotated state to the original state. When the key is inserted and rotated right or left, the hand is released. The rotating member 841 also returns to the state before rotation. In conjunction with this, the slide member 810 moved up and down also returns to its original position.

  In addition, on the rear side of the upper and lower portions of the locking device 800, an upper claw member for an outer frame as an engaging member that is connected to a slide member 810 and moves up and down as the slide member 810 slides in the vertical direction. 821 and an outer frame lower claw member 822 are provided. The outer frame upper claw member 821 and the outer frame lower claw member 822 are respectively engaged portions of the outer frame 2 as shown in FIG. 13 when the middle frame 3 is closed with respect to the outer frame 2. Is engaged with the upper engaged portion 2C and the lower engaged portion 2D, whereby the outer frame 2 and the inner frame 3 are locked.

  Further, the upper claw member 821 for outer frame and the lower claw member 822 for outer frame rotate the key operation portion 840 in the right direction and slide the slide member 810 in the upward direction. It is designed to move upward in conjunction with the movement, so that when the outer frame 2 and the middle frame 3 are closed, the middle frame 3 is unlocked with respect to the outer frame 2 and opened. It has become. Further, when the key operation unit 840 rotates leftward so as to return to the original position by the urging force of the urging means, it moves downward in the upper claw member 821 for outer frame and the lower claw member 822 for outer frame. Thus, the outer frame upper claw member 821 and the outer frame lower claw member 822 are moved downward.

  Further, on the front side of the upper part and the lower part of the locking device 800, the upper part for the window frame is connected to the slide member 810, and the window frame engaging member moves up and down as the slide member 810 slides in the vertical direction. A claw member 851 and a window frame lower claw member 852 are provided. The window frame upper claw member 851 and the window frame lower claw member 852 are respectively engaged with a window frame engaged portion on the side of the window frame 4 (not shown) when the window frame 4 is closed with respect to the middle frame 3. Thus, the middle frame 3 and the window frame 4 are locked.

  Further, the upper claw member 851 for window frame and the lower claw member 852 for window frame rotate the key operation portion 840 in the left direction and slide the slide member 810 in the downward direction. It is designed to move downward in conjunction with the movement, so that when the middle frame 3 and the window frame 4 are closed, the window frame 4 is unlocked with respect to the middle frame 3 and opened. It has become. Further, when the key operating portion 840 rotates rightward so as to return to the original position by the urging force of the urging means, the upward direction provided on the window frame upper claw member 851 and the window frame lower claw member 852 is moved upward. Thus, the upper claw member 851 for window frame and the lower claw member 852 for window frame move upward.

  As described above, the pachinko gaming machine (bullet ball gaming machine) 1 of the present embodiment can be opened and closed around the outer frame 2 and the axis J1 set on one side with respect to the outer frame 2. In a pachinko gaming machine (bullet ball gaming machine) 1 provided with an attached middle frame 3, the middle frame 3 is provided with a frame-like mechanism frame 300 for attaching a gaming component. A plate wall portion 351 having a plate shape in the vertical direction is raised on the other side portion opposite to the one side portion, and the locking device locks the outer frame 2 and the middle frame 3 integrally with the plate wall portion 351. The locking device 800 includes a key operating unit 840 that performs operations by inserting a key, and a long and plate-like slide that slides up and down in accordance with the operation of the key operating unit 840. A member 810 and a slide member 810 connected to the slide member 810; An outer frame upper claw member 821 and an outer frame lower claw member 822 that are movable along with the slide movement are provided. The outer frame 2 has an outer claw member as an engaging member of the locking device 800. An upper engaged portion 2C and a lower engaged portion 2D are provided as engaged portions with which the frame upper claw member 821 and the outer frame lower claw member 822 are engaged, and the plate wall portion 351 is attached to the slide member 810. On the other hand, the pachinko gaming machine (bullet ball gaming machine) 1 is overlapped from the free end side of the middle frame 3 opposite to the axis J1.

  And according to this Embodiment, the locking device 800 which locks the outer frame 2 and the middle frame 3 integrally with the plate wall part 351 raised by the other side part in the mechanism frame 300 is arrange | positioned. In addition, since the plate wall portion 351 overlaps the slide member 810 of the locking device 800 from the free end side of the middle frame 3 opposite to the axis J1 set on one side surface portion, the number of parts is reduced. Thus, it is possible to prevent an illegal act of opening the middle frame 3 with respect to the outer frame 2 by covering and concealing the slide member 810 of the locking device 800 while suppressing the cost.

  Further, the pachinko gaming machine (bullet ball gaming machine) 1 of the present embodiment is attached so as to be openable and closable around the middle frame 3 and an axis J2 set on one side of the middle frame 3. In a pachinko gaming machine (bullet ball gaming machine) 1 having a window frame 4, a frame-like mechanism frame 300 for attaching a gaming component is disposed on the middle frame 3, and one side of the mechanism frame 300 is arranged. A plate wall portion 351 having a plate shape in the vertical direction is raised on the other side portion opposite to the side portion, and a locking device 800 that locks the inner frame 3 and the window frame 4 integrally with the plate wall portion 351 is arranged. The locking device 800 includes a key operation unit 840 that performs operations by inserting a key, and a long and plate-like slide member 810 that slides up and down in accordance with the operation of the key operation unit 840. The slide member 810 is connected to the slide member 810. A window frame upper claw member 851 and a window frame lower claw member 852 as window frame engaging members that move in accordance with the movement, and the window frame 4 includes a window frame engagement member. A window frame engaged portion (not shown) that engages the window frame upper claw member 851 and the window frame lower claw member 852 as the combined member is provided, and the plate wall portion 351 is opposite to the axis J2 with respect to the slide member 810. The pachinko gaming machine (bullet ball gaming machine) 1 overlapped from the free end side of the middle frame 3 is characterized.

  And according to this Embodiment, the locking device 800 which locks the middle frame 3 and the window frame 4 integrally with the plate wall part 351 raised by the other side part in the mechanism frame 300 is arrange | positioned. In addition, since the plate wall portion 351 overlaps the slide member 810 of the locking device 800 from the free end side of the middle frame 3 opposite to the axis J2 set on one side surface portion, the number of parts is reduced. Thus, it is possible to prevent an illegal act of opening the window frame 4 illegally with respect to the middle frame 3 by covering the slide member 810 of the locking device 800 while suppressing the cost.

  The embodiment described above is described in order to facilitate understanding of the present invention, and is not described in order to limit the present invention.

  For example, in the above-described embodiment, the description has been made using the pachinko gaming machine, but the invention is not limited to this, and the present invention can be applied to other ball game machines such as a sparrow ball game machine and an arrangement ball. is there.

  Further, in the above-described embodiment, the plate wall portion is set on one side surface portion of the slide member except for the vicinity of the key operation portion that cannot be moved illegally even if it is structurally exposed. It overlaps from the free end side (right side of the gaming machine) of the middle frame opposite to the axis, but this is not restrictive, and the board wall part also overlaps the vicinity of the key operation part. The portion may overlap all the portions of the slide member from the free end side of the middle frame opposite to the axis set on one side surface portion. On the other hand, the plate wall portion is likely to be fraudulent in the slide member (for example, a place where the slide member and the claw member or the window frame claw member are connected, or a long hole is formed in the slide member. And the like, and a portion where the fraudulent act is easily performed may overlap from the free end side of the middle frame opposite to the axis set on one side surface portion.

  Further, in the above-described embodiment, the middle frame includes the outer frame upper claw member and the outer frame lower claw member as the engaging members for locking between the outer frame and the window. The window frame upper claw member and the window frame lower claw member were provided as the window frame engaging members for locking between the frames. However, the present invention is not limited to this, and the frames are locked. There may be one or three or more engaging means (engagement members or window frame engagement members), or other shapes of engagement means (engagement members or window frame engagement members) ) May be used. In addition, the engagement means (engagement member or window frame engagement member) is not only connected to the slide member and slid in the same direction, but also rotates in a different direction depending on the slide movement of the slide member. Or may be configured to move to. Even in this case, the plate wall portion overlaps the slide member that operates the engagement means in conjunction with the key operation portion from the free end side of the middle frame opposite to the axis set on one side surface portion. It should be.

  In addition, the key operation unit is not limited to the structure that rotates as described above, but may be of an appropriate type, such as a key that is operated by pressing and a key that is operated by sliding. Should be used.

DESCRIPTION OF SYMBOLS 1 ... Pachinko machine (bullet ball game machine), 2 ... Outer frame, 2C ... Upper engaged part (engaged part), 2D ... Lower engaged part (engaged part), 3 ... Middle frame, DESCRIPTION OF SYMBOLS 300 ... Mechanism frame, 351 ... Plate wall part, 800 ... Locking device, 810 ... Slide member, 821 ... Upper claw member for outer frame (engagement member), 822 ... Lower claw member for outer frame (engagement member), 840 ... Key operation unit, J1 axis

Claims (1)

In a ball game machine comprising an outer frame and a middle frame that is attached to be openable and closable about an axis set on one side with respect to the outer frame,
The middle frame is provided with a frame-like mechanism frame for attaching game parts,
A plate wall portion having a plate shape in the vertical direction is raised on the other side portion opposite to the one side portion in the mechanism frame, and the outer frame and the middle frame are integrally formed with the plate wall portion. A locking device for locking is arranged,
The locking device
A key operation unit for inserting and operating a key;
A plate-like slide member that is vertically long and slides up and down in accordance with the operation of the key operation unit;
An engagement member coupled to the slide member and movable as the slide member slides;
With
The outer frame includes an engaged portion with which the engaging member of the locking device is engaged,
The bullet ball game machine, wherein the plate wall portion overlaps the slide member from a free end side of the middle frame opposite to the axis.

Images