JP2010035918A - Locking device of pachinko machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a locking device of Pachinko machine, which can prevent illegal unlocking with an illegal tool such as wire and the like for a locking device in which a vertical frame of a central frame is also used as a base frame body of the locking device. <P>SOLUTION: The locking device is attached to a center frame 41, of a Pachinko machine, whose vertical frame section is also used as a base frame body 1 of the locking device. A central frame locking lever 10 and a glass frame locking lever 20 which are slidably attached to the base frame body 1 can be engaged with a cam member 8 of a lock shaft of a cylinder lock 7. Hooks 11 and 12 of the central frame locking lever 10 are engaged with a receiving section of a body frame side. A hook of the glass frame locking lever 20 is engaged with a receiving section of the glass frame side. The base frame body 1 is formed in a shape where a flat U-shaped section 2, a flat I-shaped section 3 and a flat L-shaped section 4 are connected from its front side to its back side. On the inside surface 3a of the flat I-shaped section 3 of the base frame body 1, the central frame locking lever 10 and the glass frame locking lever 20 are attached slidably. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a locking device for a pachinko machine that is attached to a middle frame of a pachinko machine using both a vertical frame and a base frame of the middle frame and locks the middle frame to a main body frame.

  The middle frame (front frame) of the pachinko machine is mounted on the front surface of the main body frame so as to be opened and closed via a hinge, and further, the glass frame is mounted on the front surface of the middle frame so as to be opened and closed. The middle frame is usually formed using wood such as plywood, but in recent years, one formed by a metal frame in a rectangular frame shape is also known.

  In this type of metal frame, each side of the rectangle, that is, the upper side, the lower side, and the left and right sides are each formed as a frame, and both ends of each frame are abutted at right angles at the corners. They are connected and fixed to form a rectangular frame.

On the other hand, when the inner frame is locked to the main body frame, the locking device is vertically fixed to the inner end of the free end side (non-hinge side) of the inner frame, and a receiving metal fitting is provided on the inner side of the main body frame. However, conventionally, as this type of locking device, the right side frame portion on the free end side of the middle frame and the base frame body of the locking device are combined, and the cylinder lock, Patent Document 1 below proposes a locking device having a structure in which a frame locking rod and a glass frame locking rod are attached.
JP 2007-117292 A

  In this type of conventional locking device, the locking device formed completely separately is attached to the inside of the middle frame by combining the right frame on the free end side of the middle frame and the base frame of the locking device. In some cases, the space in the inner frame is widened to secure a large storage space for game boards and various electrical devices in the inner frame. The collar part is formed integrally, and when the middle frame or glass frame is closed, the middle frame locking collar or glass frame locking collar is slid while the collar part is locked by the receiving bracket on the main body frame side and locked. The

  However, the middle frame locking rod and the glass frame locking rod are exposed and attached to the outer side surface of the base frame body which is the right frame portion. Moreover, the left frame of the left side of the middle frame of the pachinko machine is attached to the main body frame via a hinge when viewed from the front, and the free end side of the middle frame is the outer surface of the right frame.

  Further, since the middle frame is attached to the main body frame so as to be openable and closable, a slight gap is inevitably generated between the outer surface of the right side frame portion on the free end side and the main body frame. The gap between the main body frame and the right side frame portion of the middle frame is close to the middle frame locking rod and the glass frame locking rod disposed on the outer surface of the base frame body in this type of frame portion base frame type locking device, There are no barriers or walls in between.

  For this reason, when an unauthorized device such as a wire is inserted into the gap between the main body frame and the right side frame on the free end side of the middle frame for the purpose of unauthorized unlocking, the unauthorized device can be easily There was a possibility that an unlocking act would be carried out by reaching the lock cage.

  In order to solve the above-described problems, the present invention provides a locking device in which a vertical frame of a middle frame and a base frame body of a locking device are used together, and can be prevented from being illegally unlocked by an unauthorized instrument such as a wire. It aims at providing the locking device of a machine.

  In order to achieve the above object, the locking device of the pachinko machine according to claim 1 of the present invention is attached to the inner frame by combining the vertical frame portion of the inner frame of the pachinko machine and the base frame of the locking device. A cylinder lock is attached to the base frame body, a cam member is fixed to the lock shaft of the cylinder lock, and an intermediate frame lock rod and a glass frame lock rod are slidably attached to the base frame body. It is possible to engage with a member, and the collar part of the inner frame locking hook is locked to the receiving part on the body frame side, and the hook part of the glass frame locking hook is locked to the locking part on the glass frame side. In the locking device of the pachinko machine, the base frame body is formed in a shape in which a planar U-shaped portion, a planar I-shaped portion, and a planar L-shaped portion are connected from the front side to the back side, The inner frame locking rod and the glass frame locking rod are slidably attached to the inner surface of the flat I-shaped portion of the base frame body. And features.

  According to the locking device of the present invention, for example, when the hinge is attached to the left end of the middle frame of the pachinko machine and the right end of the middle frame is the free end, the base of the locking device is also used as the vertical frame portion on the right side of the middle frame. The frame is used by being attached to the right side of the middle frame. The middle frame locking rod and the glass frame locking rod, which are the key to the locking mechanism, are mounted on the inner surface of the plane I-shaped portion of the base frame. The flat I-shaped part of the base frame body is covered with a wall on the outside. For this reason, in the locked state, a fraudulent instrument such as a wire is inserted through the gap between the main frame and the right free end of the middle frame or the gap between the middle frame and the right free end of the glass frame. Even if the flat I-shaped part of the base frame becomes a wall, the unauthorized device does not reach the middle frame locking rod, the glass frame locking rod, etc. of the locking mechanism, thereby preventing unauthorized unlocking. .

  The locking device according to claim 2 of the present invention is the locking device of the pachinko machine according to claim 1, characterized in that the base frame is formed by bending a strip-shaped metal plate by pressing.

  According to the present invention, the base frame is not a drawing material frame provided with a conventionally used hollow space, but a metal plate is pressed to obtain a planar U-shaped portion, a planar I-shaped portion, and Since the flat L-shaped portion is formed continuously, a base frame body having sufficient bending strength can be manufactured at a low manufacturing cost, and the manufacturing cost of the entire locking device can be reduced.

  The locking device according to a third aspect of the present invention is the locking device of the pachinko machine according to the first aspect, wherein an opening is provided in the vicinity of the connecting corner of the planar I-shaped portion and the planar L-shaped portion of the base frame body. The collar portion of the middle frame locking rod formed and disposed on the inner surface of the planar I-shaped portion is disposed so as to protrude from the opening to the back side.

  According to the present invention, the front lateral width of the base frame body is reduced and formed in a thin shape as compared with the lateral width of the conventional base frame body while stably securing the locking / unlocking operation of the middle frame locking rod. be able to.

  According to the locking device of the pachinko machine of the present invention, in the locking device in which the vertical frame of the middle frame and the base frame of the locking device are combined, the inner frame locking is provided on the inner surface of the planar I-shaped portion of the base frame. Since the scissors and the glass frame locking scissors are slidably mounted, the flat I-shaped part of the base frame acts as an effective wall part against illegal instruments such as wires inserted from the outside, and the Correct unlocking can be prevented.

  Embodiments of the present invention will be described below with reference to the drawings. 1 is a front view of a locking device for a pachinko machine, FIG. 2 is a left side view thereof, FIG. 3 is a right side view thereof, and FIG. 4 is a rear view thereof. 6 to 8 show exploded views of the locking device, and FIG. 9 shows each side view of the base frame body 1 constituting the mounting frame of the locking device.

  As shown in FIG. 9, the base frame body 1 constituting the mounting frame of the locking device is formed by bending a vertically long and strip-shaped metal plate into a flat frame shape provided with a stepped portion, and opening portions at predetermined locations. Stamped and formed. Specifically, as shown in the enlarged plan view of FIG. 10, the base frame 1 has a planar U-shaped portion 2 formed on the front side, and the plane I continuously following the planar U-shaped portion 2. A character-shaped portion 3 is formed, and a plane L-shaped portion 4 is formed continuously on the rear rear side of the plane I-shaped portion 3.

  The base frame 1 of this locking device is used also as a vertical frame on the right side of the middle frame. As shown in FIG. 10, the corners of the plane U-shaped portion 2 and the plane L-shaped portion 4 are used. And the connecting portion with the planar I-shaped portion 3 continuing to them are formed as right-angled corners, and these five corners are formed in the width direction. Has bending strength. Such a base frame body 1 can be produced simply by bending, cutting, and punching a metal plate by pressing, and forming a hollow portion by drawing a metal material as in the prior art. Compared with the case where it was doing, it can manufacture at low cost.

  Further, as shown in FIG. 10, the base frame 1 is formed such that the length of the lateral width W and the length of the depth L in the front view are about 1: 3.5, and the base frame body in the conventional locking device is formed. Compared to the frame, the width W with respect to the depth width L is short, and it is flat and thin. As shown in FIGS. 1, 4, and 5, a cylinder lock 7 is attached to the base frame body 1 via a mounting bracket 6 so as to protrude inward. The middle frame locking rod 10 and the glass frame locking rod 20 described later are disposed inside the flat I-shaped portion 3 of the base frame body 1, so that the entire apparatus is configured to be thin. be able to.

  As shown in FIGS. 6 to 8, the mounting bracket 6 is attached from the inner surface of the planar U-shaped portion 2 of the base frame body 1 to the inner surface of the planar I-shaped portion 3, and the inner surface of the base frame body 1. It is fixed to protrude. The mounting bracket 6 is provided with an opening for inserting the cylinder lock 7 and an attachment portion for fixing the flange 7b is formed on the left side, that is, the inside of the base frame body 1 in front view as shown in FIG. Yes.

  The cylinder lock 7 is inserted from the back side of the mounting portion of the mounting bracket 6 so that the outer cylinder portion protrudes forward, and the flange 7b is fixed to the mounting portion 6 by contacting the flange 7b to the back side of the mounting portion. As shown in FIGS. 6 and 8, the cam member 8 is fixed to the lock shaft 7 a of the cylinder lock 7. The cam member 8 is provided with a first engaging portion 8a and a second engaging portion 8b. When the key is inserted into the cylinder lock 7 and turned clockwise, the cam member 8 rotates counterclockwise in FIG. The first engaging portion 8a engages with the engaging portion 13 of the middle frame locking rod 10 and slides it downward. On the other hand, when the key is inserted into the cylinder lock 7 and turned counterclockwise, the cam member 8 rotates in the clockwise direction in FIG. 4 and its second engaging portion 8b is engaged with the engaging portion 23 of the glass frame locking rod 20. And slide it up.

  Further, as shown in FIG. 9, the flanges 11 and 12 of the middle frame locking rod 10 are placed rearward at the upper and lower corners where the plane L-shaped portion 4 and the plane I-shaped portion 3 of the base frame 1 are connected. Slit-like openings 1a and 1b are formed, and an opening 1c for the unlocking member 31 is formed on the lower side of the intermediate portion of the same corner portion. Above the member 31, an opening 1 d for projecting the pressing portion of the lock member 30 to the rear back side is formed.

  As shown in FIG. 6, guide portions of the middle frame locking rod 10 and the glass frame locking rod 20 are formed on the inner surface 3 a of the planar I-shaped portion 3 of the base frame body 1. The guide portion of the inner side surface 3a is formed flat, and along the vertical direction, the middle frame locking rod 10 and the glass frame locking rod 20 are mounted so as to be slidable up and down via a plurality of guide pins and guide holes.

  As shown in FIGS. 6 to 8, the middle frame locking rod 10 is formed by projecting the collar portions 11 and 12 toward the back side at the upper and lower portions of the band plate. An engaging portion 13 is provided as an edge of the elongated hole at a position below the middle portion of the middle frame locking rod 10 (a position facing the cam member 8 of the cylinder lock 7). As described above, the first engagement of the cam member 8 is provided. The joint portion 8a can be engaged. Moreover, as shown in FIG. 6, the lock release member 31 is pivotally supported by the pivot 31a above the engaging part 13. As shown in FIG. The unlocking member 31 locks the middle frame locking rod 10 when the middle frame locking rod 10 is locked, while the cam member 8 is rotated to release the lock when the cylinder lock 7 is unlocked by a key. The frame locking rod 10 is slid in the unlocking direction.

  For this purpose, the unlocking member 31 includes a locking portion 31b that is locked by a locking portion 30a of the locking member 30 described later and locks the movement of the middle frame locking rod 10, and a first engaging portion of the cam member 8. An inclined portion 31c is provided for engaging with 8a to tilt the lock release member 31 and release the lock.

  Guide holes 14, 15, 16 are formed in the upper, middle, and lower portions of the middle frame locking rod 10, and guide pins 27, 28, 29 described later are inserted into the guide holes 14, 15, 16. The middle frame locking rod 10 is guided so as to slide up and down within a predetermined range. In addition, a locking portion 32a of an unlocking holding member 32 described later is fitted into the lower portion of the middle frame locking rod 10 so that a concave locking portion 17 for holding the middle frame locking rod 10 in an unlocked state. Is provided.

  The unlocking holding member 32 is a member for holding the middle frame locking rod 10 in the unlocked state when the unlocking operation is performed by operating the cylinder lock 7. The guide pin 29 is pivotally supported by the inner surface 3a of the portion 3 so as to be tiltable. The unlocking holding member 32 is provided with a locking portion 32a and a pressing portion 32b. When the cylinder lock 7 is operated and the middle frame locking rod 10 is slid downward by the cam member 8, the locking portion 32a is in the middle. The middle frame locking rod 10 is held in the unlocked state by fitting into the locking portion 17 of the frame locking rod 10.

  For this purpose, a spring member (coil spring) 18 is spanned between the unlocking holding member 32 and the glass frame locking rod 20, and the unlocking holding member 32 is biased to the side on which the locking portion 32a is locked. is doing. The pressing portion 32b provided on the unlocking holding member 32 can protrude from the opening 1b to the back side, and when the middle frame 41 is closed to the main body frame 40 side, a part of the receiving portion 43 is pressed. The unlocking holding member 32 tilts by hitting 32b, whereby the locking portion 32a is disengaged from the locking portion 17 of the middle frame locking rod 10, and the middle frame locking rod 10 is raised by the urging force of the spring member 19, and the locking is performed. It comes to be in a state.

  The locking member 30 is a member that cooperates with the unlocking member 31 to prevent the unauthorized unlocking by an unauthorized instrument such as a wire by locking the middle frame locking rod 10 at the time of locking. As shown in FIG. The guide pin 28 is pivotally supported by the inner side surface 3a (above the unlocking holding member 32) of the plane I-shaped portion at the lower part of the frame 1 so as to be tiltable. The locking member 30 is provided with a protruding locking portion 30a at the lower portion thereof, and when the middle frame 41 is closed and locked, the locking member 30 is locked to the unlocking member 31 attached to the middle frame locking rod 10. A protruding locking portion 30a is locked to the portion 31b to lock the sliding of the middle frame locking rod 10.

  The pressing portion 30b that protrudes on the back side of the lock member 30 normally protrudes from the opening 1d to the back side of the base frame 1 and the inner frame 41 is closed and a part on the main body frame 40 side is part of the pressing portion. When the member 30b is pressed, the locking member 30 is slightly rotated clockwise as shown in FIG. 14, and the engaging part 30a is moved to the engaging part 31b of the unlocking member 31 attached to the middle frame locking rod 10. It is designed to be locked.

  A spring member (coil spring) 19 is hung between the lock member 30 and the unlocking member 31 of the middle frame locking rod 10, and the spring member 19 causes the lock member 30 to protrude its pressing portion 30 b to the back side. The middle frame locking rod 10 is urged upward by the spring member 19 via the lock release member 31.

  The glass frame locking rod 20 is mounted so as to be vertically slidable within a predetermined range along the inner side surface 3 a of the planar I-shaped portion 3 of the base frame body 1 in the same manner as the middle frame locking rod 10. As shown in FIG. 6, the glass frame locking rod 20 is mounted so as to be slidable up and down via three guide pins 27, 28, 29 and guide holes 20a, 20b, 20c.

  As shown in FIGS. 6 to 8, the glass frame locking bar 20 is formed with ribs 21, 22, and 23 protruding from the back side at the upper, middle, and lower parts of the band plate. An engaging portion 24 is provided as an edge of the long hole on the lower side of the middle portion of the glass frame locking rod 20 (position facing the cam member 8 of the cylinder lock 7), and the lock shaft 7a of the cylinder lock 7 is on the left side (FIG. 4). The second engagement portion 8b of the cam member 8 is engaged with the engagement portion 24, and the glass frame locking rod 20 is lifted so as to be lifted upward, and the three flange portions 21 are rotated. , 22 and 23 are unlocked.

  A spring member (coil spring) 18 is hung between the glass frame locking rod 20 and the unlocking holding member 32, and the glass frame locking rod 20 is biased downward (locking side) by the spring member 18, When unlocking, the glass frame locking rod 20 slides upward against the spring force of the spring member 18 by the rotation of the cam member 8. An operation lever 25 is provided at the lower end of the glass frame locking bar 20 for manual unlocking operation with the middle frame opened.

  As shown in FIG. 11, in the locking device configured as described above, the base frame body 1 is attached to the middle frame 41 also serving as a vertical frame on the right end free end side of the middle frame 41 in the pachinko machine. That is, the base frame body 1 attached to the middle frame 41 also serving as the vertical frame on the right side of the middle frame 41 projects the tip of the cylinder lock 7 to the front side, and the flanges 11 and 12 face the main body frame 40 side. It is installed in the state. On the other hand, the receiving portion 43 is fixed to the upper and lower positions corresponding to the flange portions 11 and 12 inside the right side wall portion of the main body frame 40, and the flange portions 11 and 12 are locked to the receiving portion 43.

  On the other hand, a glass frame (a front door fitted with a transparent plate covering the game board) 42 is attached to the front surface of the middle frame 41 so as to be opened and closed. On the inner side of the glass frame 42 on the right end free end side, locking portions 44 to which the flange portions 21, 22, and 23 of the glass frame locking rod 20 are locked are provided at corresponding positions.

  As shown in FIG. 11, the locking device having the above configuration is used while being fixed also as a vertical frame on the right end free end side of the middle frame 41 of the pachinko machine, but the middle frame locking rod 10 which is a key of the locking mechanism. The glass frame locking rod 20 is attached to the inside of the base frame 1, that is, the inner side surface 3 a of the plane I-shaped part 3, and the plane I-shaped part 3 of the base frame 1 is a wall with respect to the outside. For this reason, in the locked state, an illegal wire such as a wire is aimed at unauthorized unlocking from the gap on the right end free end side of the main body frame 40 and the middle frame 41 or the gap on the right end free end side of the middle frame 41 and the glass frame 42. Even if an instrument is inserted, the flat I-shaped part 3 of the base frame 1 becomes a wall, and the unauthorized instrument cannot reach the middle frame locking rod 10 or the glass frame locking rod 20 or the like, which is the key to the locking mechanism. Therefore, unauthorized unlocking can be prevented.

  In addition, in this locking device, the flat U-shaped portion is formed by pressing a strip-shaped metal plate instead of a drawing material frame provided with a hollow space portion conventionally used as a base frame of this type of locking device. 2. Since the base frame body 1 in which the plane I-shaped part 3 and the plane L-shaped part 4 are formed is used, the base frame body 1 having sufficient bending strength can be manufactured at a low manufacturing cost and locked. The manufacturing cost of the entire apparatus can also be reduced.

  Further, the middle frame locking rod 10, the glass frame locking rod 20, etc., which are locking mechanisms, are disposed inside the inner side surface 3 a of the planar I-shaped portion 3 of the base frame body 1, and their positions are located on the base frame body 1. Since it enters the inside of the flat L-shaped part 4 at the rear, the locking device as a whole can be configured to be thin when viewed from the front, and the space in the inner frame 41 is widely used for storing equipment. Can do.

  In the unlocking state of the locking device, as shown in FIGS. 2 and 15, the middle frame locking rod 10 is in the lowered position, and the locking portion 32 a of the unlocking holding member 32 is in the middle frame locking rod. The middle frame locking rod 10 is held in that position (unlocked position) by being locked by the lower locking portion 17. At this time, the spring member 19 urges the middle frame locking rod 10 in the locking direction (upward).

  In this state, when the inner frame 41 of the pachinko machine is closed with respect to the main body frame 40, the receiving portion 43 on the main body frame 40 side hits the pressing portion 32b of the unlocking holding member 32 of the locking device as shown in FIG. The pressing portion 32b is relatively pressed, and the unlocking holding member 32 rotates counterclockwise in FIG. 14, and the locking by the locking portion 32a is released. At this time, the middle frame locking rod 10 is lifted by the urging force of the spring member 19, and the collar portions 11 and 12 are locked to the receiving portion 43 on the main body frame 40 side as shown in FIGS. .

  At the same time, as shown in FIG. 14, the abutting portion 45 on the main body frame 40 abuts against the pressing portion 30b on the upper end of the locking member 30, the pressing portion 30b is relatively pressed, and the locking member 30 rotates clockwise in FIG. As a result, the locking portion 30a at the lower end of the lock member 30 is locked to the locking portion 31b of the unlocking member 31 as shown in FIG. As a result, the middle frame locking rod 10 is locked via the lock member 30 and the lock release member 31 and cannot be slid in the unlocking direction except for the unlocking operation by the cylinder lock 7. Unauthorized unlocking is prevented.

  When unlocking the middle frame 41, the key inserted in the cylinder lock 7 is turned clockwise. As a result, the cam member 8 rotates counterclockwise in FIG. 4, and the first engaging portion 8 a of the cam member 8 engages with the engaging portion 13 of the middle frame locking rod 10 to move the middle frame locking rod 10. Press down. At this time, the middle frame locking rod 10 slides downward against the urging force of the spring member 19, and the collar portions 11, 12 are lowered to leave the receiving portion 43 on the main body frame 40 side and unlocked. The

  At the time of unlocking, the unlocking holding member 32 is pivoted about the guide pin 29 in the clockwise direction of FIG. 15 because the pressing portion 32b is separated from the receiving portion 43 on the main body frame 40 side, and the lower end is locked. The portion 32 a is locked to the locking portion 17 at the lower end of the middle frame locking rod 10. As a result, the middle frame locking rod 10 is held in the unlocked position by the unlocking holding member 32.

  On the other hand, when the glass frame 42 is closed with respect to the middle frame 40, the locking portions 44 provided on the inner side of the glass frame 42 hit the three flange portions 21, 22, 23 of the glass frame locking rod 20, and the glass frame locking rod After 20 is raised, it is lowered and the collars 21, 22, and 23 are locked to the locking portions 44, and the locked state is obtained as shown in FIG.

  When unlocking the glass frame 42, as shown in FIG. 13, when the key is inserted into the cylinder lock 7 and turned counterclockwise, the cam member 8 rotates clockwise in FIG. The engaging portion 8b engages with the engaging portion 24 (FIG. 6) of the glass frame locking rod 20 and raises it. Thereby, each collar part 21,22,23 of the glass frame locking rod 20 raises, engagement with the latching | locking part 44 by the side of the glass frame 42 is released, and the glass frame 42 will be in an unlocked state.

  As described above, the glass frame 42 can be locked and unlocked with respect to the middle frame 41, and the middle frame 41 can be locked and unlocked with respect to the main body frame 40. In the locked state, the locking member 30 and the unlocking member 31 act to lock the sliding movement of the middle frame locking rod 10 toward the unlocking side, thereby preventing unauthorized unlocking with a wire or the like.

  Further, when the middle frame 41 is unlocked, the middle frame locking rod 10 is held in the unlocked position by the unlocking holding member 32. When the middle frame 41 is closed, the receiving portion 43 on the main body frame 40 side is held unlocked. The unlocking holding member 32 is rotated by hitting the pressing portion 32b of the member 32, and the locking of the locking portion 32a and the locking portion 17 is released, and the middle frame locking rod 10 is moved by the biasing force of the spring member 19. Since it is raised to a locked state, locking and unlocking can be performed smoothly.

It is a front view of the locking device which shows one Embodiment of this invention. It is the left view. It is the right view. FIG. It is the enlarged plan view. It is a decomposition | disassembly left view of a locking device. It is a disassembled front view of a locking device. It is a disassembled rear view of a locking device. It is the front view (a) of a base frame, a right view (b), and a rear view (c). It is an enlarged plan view of a base frame. It is a top view of the state which attached the locking device to the pachinko machine. It is a left view of the locking device which shows the state which locked the inner frame. It is a left view of the locking device of the state which unlocked the glass frame. It is a partial expanded left view of the state which locked the inner frame. It is a partial expanded left view of the state which unlocked the middle frame.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base frame 2 Plane U-shaped part 3 Plane I-shaped part 3a Inner side surface 4 Plane L-shaped part 7 Cylinder lock 8 Cam member 10 Middle frame locking hook 11 Gutter part 13 Engagement part 17 Locking part 18 Spring member DESCRIPTION OF SYMBOLS 19 Spring member 20 Glass frame locking hook 21 Hook part 22 Hook part 23 Hook part 24 Engagement part 30 Lock member 31 Lock release member 32 Unlocking holding member 40 Main body frame 41 Middle frame 42 Glass frame 43 Receiving part 44 Locking part

Claims (3)

The vertical frame part of the inner frame of the pachinko machine and the base frame body of the locking device are combined and attached to the inner frame, the cylinder lock is attached to the base frame body, and the cam member is attached to the lock shaft of the cylinder lock. The middle frame locking rod and the glass frame locking rod fixed and slidably attached to the base frame body are engageable with the cam member, and the collar portion of the middle frame locking rod is a receiving portion on the main body frame side. In the locking device of the pachinko machine in which the collar part of the glass frame locking hook is locked to the locking part on the glass frame side and locked,
The base frame body is formed in a shape in which a planar U-shaped portion, a planar I-shaped portion, and a planar L-shaped portion are connected from the front side to the back side, and the planar I-shape of the base frame body A locking device for a pachinko machine, characterized in that the inner frame locking rod and the glass frame locking rod are slidably attached to the inner surface of the shaped portion.   2. The locking device for a pachinko machine according to claim 1, wherein the base frame is formed by bending a band-like metal plate by press working.   The middle frame locking rod having an opening formed in the vicinity of a corner portion where the planar I-shaped portion and the planar L-shaped portion of the base frame body are continuously provided, and disposed on the inner surface of the planar I-shaped portion. 2. The locking device for a pachinko machine according to claim 1, wherein the collar portion of the pachinko machine is disposed so as to protrude from the opening to the back side.

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