JP2007289330A - Locking device of game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a locking device of a game machine which can be more effectively prevented from being fraudulently unlocked. <P>SOLUTION: A base frame body 1 is formed in a channel material shape of a U-shaped cross section. A cylinder lock 7 is attached to the attaching plate 2 of the base frame body 1, and with the attaching plate 2 of the base frame body 1 as the front surface, wall parts 1a and 1b are formed on the right side face and back surface of the base frame body 1. On the left side face of the base frame body 1, an opening is formed. At the edge part of the wall part 1b on the back surface along the opening, a support plate 3a is extended in parallel with the wall part 1a on the right side face. A front surface frame locking rod 4 is slidably attached to the outside of the support plate 3a. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a locking device for a game machine that is attached to the inside of a front frame of a game machine such as a slot machine or a pachinko machine and locks a front frame (front door) to a main body frame (housing, cabinet, etc.).

  As a locking device that locks the front frame of the game machine to the main body frame, a connecting rod is slidably disposed inside a base frame body having an L-shaped or U-shaped mounting plate and a support plate. The hook member is connected to the connecting hook on the upper and lower parts of the support plate and pivotally supported so that the cylinder lock is inserted into the middle part of the mounting plate from the hole provided in the mounting plate. A locking device is generally used in which a cam plate is fixed and a cam plate that engages with a connecting rod is fixed to the tip of the lock shaft.

  This type of locking device rotates a cam plate by rotating a lock shaft of a cylinder lock with a key, and slides a connecting rod engaging with the cam plate up and down. In this structure, the hook member to be connected is tilted, and the hook member is disengaged from the metal fitting and unlocked. However, even in a locked state, that is, when the heel member is engaged with the receiving metal, if the heel member is moved directly by applying force, it can be tilted, so there is a gap in a part of the game machine. When a wire or the like is inserted into the gap from the gap and tilted by directly applying a force to the eaves member with the wire or the like, there is a problem that the front frame is unlocked without using a key.

Therefore, the present inventors provide a locking member that locks the movement of the connecting rod when the locking is completed, pivotally supported on the connecting rod, and provide a mechanism that unlocks the locking member when unlocked, as described above. Patent Document 1 below proposes a locking device that prevents unauthorized unlocking.
JP 2003-70968 A

  A locking device that locks the connecting rod at the time of locking to prevent unauthorized unlocking closes the front frame of the game machine with respect to the main body frame, locks the hook member to the locking portion of the metal fitting, and completes locking, When the lock member locks the connecting hook, the hook member is locked. Inserting a wire etc. from the gap between the main frame of the game machine and the front frame, etc. However, the connecting rod and the hook member in the locked state are locked and do not move, thereby preventing unauthorized unlocking.

  However, even in a locking device provided with such a lock member, since the lock member is unlocked at the time of unlocking by a cam plate that is fixed to the lock shaft of the cylinder lock and rotates, an illegal instrument such as a wire There is a possibility that the unlocking may be performed by hooking the tip of the cam to the engaging portion of the cam plate or the lock member to release the lock.

  The present invention has been made to solve the above-described problems, and an object thereof is to provide a locking device for a game machine that can more effectively prevent unauthorized unlocking.

  In order to achieve the above object, the locking device according to claim 1 of the present invention is such that a front frame locking rod having an upper portion and a lower portion integrally formed with a flange portion is slidable along the support plate of the base frame body. A cylinder lock is attached to an intermediate portion of the base frame body, a cam member engaging with the front frame locking rod is fixed to the tip of the lock shaft of the cylinder lock, and the base frame body is connected to the game machine. A locking device for a game machine, which is vertically attached to a front frame and locks the front frame by the hook member being locked to a locking part of a metal fitting attached to the main body frame side of the game machine. When the frame is formed into a channel material shape having a U-shaped cross section and one surface of the base frame to which the cylinder lock is attached is a front surface, walls are formed on the right side and the back of the base frame. On the other hand, an opening is formed on the left side surface of the base frame body, and a support plate is provided at the edge of the back wall along the opening. Extending in parallel with the wall portion of the side surface, said front frame locking rod to the outside of the support plate, characterized in that the slidably mounted.

  Here, in the locking device for a game machine according to the first aspect, a support plate extends in parallel with the right side wall portion at the edge of the front mounting plate along the opening. A glass frame locking rod having a flange portion formed integrally on the upper and lower portions can be slidably supported on the outer side of the support plate.

In the locking device according to claim 3 of the present invention, the connecting rod is slidably disposed along the support plate of the base frame body, and the hook member is connected to the connecting rod at the upper and lower portions of the support plate. And a cylinder lock is attached to an intermediate portion of the base frame body, a cam member engaging with the connecting rod is fixed to the tip of the lock shaft of the cylinder lock, and the base frame body is a game A locking device for a game machine that is vertically attached to a front frame of a game machine and that locks the front frame by the hook member being locked to a locking part of a metal fitting attached to the main body frame side of the game machine,
When the base frame is formed in a channel material shape having a U-shaped cross section and one surface of the base frame to which the cylinder lock is attached is a front surface, walls are formed on the right side and the back of the base frame. On the other hand, an opening is formed in the left side surface of the base frame body, and a support plate extends in parallel with the right side surface at the edge of the back wall along the opening. And the connecting member is slidably supported on the outside of the support plate.

  According to the locking device of the game machine having the above configuration, the base frame body is formed in a channel material shape having a U-shaped cross section, the wall portion is formed on the right side surface toward the front surface of the base frame body, and also on the back surface. A wall portion is formed, and the cam member of the lock shaft of the cylinder lock attached to the mounting plate on the front surface of the base frame body 1 is disposed in a space closed by the three wall portions. Further, the front frame locking rod and the glass frame locking rod are provided on the outer side of the support plate extending in parallel with the right side surface from the left side edge portion of the rear wall portion of the base frame body and on the left side of the front mounting plate. It arrange | positions in the part far from the free end where the clearance gap between the outer side of the support plate extended from the edge part to the front side, ie, a front frame or a glass frame, is easy to produce.

  Therefore, even if an illegal instrument such as a wire is inserted from the gap between the free end side of the main body frame and the front frame (the right end when facing the front of the pachinko machine) and the tip of the illegal instrument reaches the base frame, Because the wall and support plate on the right side and the back of the base frame become walls, blocking the intrusion of unauthorized devices and reaching the cam member, front frame locking rod, or glass frame locking rod, etc. Unauthorized unlocking by an unauthorized device can be prevented.

  Furthermore, if a support plate is extended to the left edge of the mounting plate in front of the base frame body and a glass frame locking rod is slidably disposed on the outside of the support plate, the glass frame locking rod can also be In addition, it is possible to prevent an illegal act by preventing an illegal instrument such as a wire inserted through a gap at the right free end of the front frame from reaching.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 is a front view of a locking device for a pachinko machine, FIG. 2 is a right side view thereof, and FIG. 3 is a left side view thereof. 4 shows a rear view thereof, and FIG. 5 shows a perspective view from the rear side thereof. In general, the locking device is configured such that a front frame locking rod 4 and a glass frame locking rod 5 are slidably attached to the outside of the support plates 3a and 3b of the vertically long base frame 1 so that the base frame 1 When the lock shaft 7a of the cylinder lock 7 attached to the front mounting plate 2 is rotated, the cam member 10 fixed to the lock shaft 7a is selectively used as the front frame locking rod 4 or the glass frame locking rod 5. It is configured to engage and slide to unlock.

  The base frame 1 is formed in a channel shape having a substantially U-shaped cross section, and the wall portions 1a, 1b, and 1c of the three surfaces are bent at right angles to each other, that is, in a square shape. The wall 1c is a mounting plate 2 that forms the front of the base frame 1. The wall 1a is formed on the right side and the wall 1b is formed on the back side. A cylinder lock 7 protrudes from the front mounting plate 2 so as to protrude to the front side. The mounting plate 2 is provided with a plurality of mounting holes for inserting mounting screws into the front frame.

  That is, in the base frame body 1 having a U-shaped cross section, an opening is formed on the left side as viewed from the front, a wall 1a is formed on the right side of the base frame 1, and a wall 1b is formed on the back thereof. Is done. Thereby, the structure of the base frame 1 has a shape in which three sides are closed in a U-shaped cross section by the front mounting plate 2, the wall portion 1a on the right side surface, and the wall portion 1b on the back surface. A portion of the back wall portion 1 b facing the cylinder lock 7 is opened for attaching and detaching the cylinder lock 7. A cover plate is detachably provided at the opening portion of the wall portion 1b. After the cylinder lock 7 and the cam member 10 are attached, the cover plate can be attached to close the opening portion of the wall portion 1b. If the opening part of this wall part 1b is closed with a cover board, the front surface, back surface, and right side surface of the cam member 10 periphery can be covered completely. On the other hand, as shown in FIGS. 6 to 8, a columnar reinforcing member 1d is fixed between the upper end portion and the lower end mounting plate 2 (wall portion 1c) and the wall portion 1b in the base frame 1, and the mounting plate 2 (wall portion 1c) and wall portion 1b are reinforced.

  Further, the support plates 3a and 3b are bent at right angles to the front and back sides of the base frame 1 at the back and front edges of the base frame 1, that is, the edges toward the opening. , Integrally projecting. As shown in FIGS. 3 and 8, the base frame 1 is locked with a front frame 21 to be described later on the outside (left side facing the front) of the support plate 3 a protruding from the back side. A front frame locking rod 4 is slidably attached up and down via a guide pin 4d, and a glass frame locking rod 5 is provided on the outer side (left side facing the front) of the support plate 3b protruding from the front side. Attached so as to be vertically slidable through the guide pin 5d.

  As will be described later, the locking device is attached to the inside of the free end side end portion of the front frame 21 of the pachinko machine. In this case, the base frame is close to the mating portion with the main body frame 20 on the free end side of the front frame 21. The right side surface of the body 1 is closed by the wall 1a, and the back side is also closed by the wall 1b, whereby the wire inserted from the gap between the front frame 21 and the main body frame 20 on the free end side is inserted. Such illegal devices are blocked by these wall portions 1a, 1b, and are difficult to reach the front frame locking rod 4, the glass frame locking rod 5, and the like.

  As shown in FIG. 9, an opening for attaching the cylinder lock 7 is formed below the middle portion of the mounting plate 2 of the base frame body 1, and the cylinder lock 7 having the flange 7 b is connected to the opening from the inside. The keyhole tip is inserted so as to protrude outward, the flange 7b is applied to the inside of the mounting plate 2, and a fixing screw is inserted into the mounting hole of the flange 7b to be fastened and fixed. As shown in FIG. 9, the cam member 10 is fixed to the lock shaft 7 a of the cylinder lock 7.

  The cam member 10 is provided with a first engagement convex portion 10a and a second engagement convex portion 10b. When the key inserted into the cylinder lock 7 is turned clockwise, the cam member 10 rotates counterclockwise in FIG. The first engaging convex portion 10a engages with the engaging portion 4f of the front frame locking rod 4 and slides it upward. At this time, the first engaging convex portion 10a engages with the engaging portion 6c of the lock release member 6 and slides it upward. On the other hand, when the key is turned counterclockwise to unlock the glass frame 22, the cam member 10 rotates clockwise in FIG. 4, and the second engagement convex portion 10 b engages with the glass frame locking rod 5. Engage with the part 5f and slide it downward.

  As shown in FIGS. 8 and 9, the front frame locking hook 4 is formed in a band shape, and is engaged with the upper and lower ends of the band-like main body so that hook-like hook parts 4 a and 4 b protrude to the back side. The part is formed so as to face downward. Further, guide holes 4c are formed in the vicinity of the upper end and lower end of the front frame locking rod 4, and the engaging portion 4f is camped at a position corresponding to the cam member 10 of the cylinder lock 7 below the middle portion of the belt-like body. It is formed to be able to engage with the member 10. In particular, as shown in FIG. 9, a recess 4g is formed at the middle upper position of the belt-like body, and the front frame locking rod 4 is attached to the outside of the support plate 3a via guide pins 4d and 4e. The recess 4g enters the inside of the base frame 1. Thereby, the recessed part 4g of the front frame locking rod 4 enters the base frame body 1 and is hidden, thereby making it difficult for an unauthorized tool inserted from the free end side of the front frame to reach the front frame locking rod 4.

  A lock member 8 is pivotally supported by a pivot 8a in the vicinity of the flange 4b at the lower portion of the front frame locking rod 4. The locking member 8 locks its sliding even when a force is applied from the outside when the front frame locking rod 4 is in a locked state, and a locking portion 8b is formed at one end thereof, When the frame 21 is closed and the flanges 4a and 4b are locked to the upper receiving metal 23 and the lower receiving metal 24, the engaging part 8b enters and is locked into the locking hole 24b of the lower receiving metal 24, Lock the front frame locking rod 4. An engaging portion 8c is provided at the other end of the lock member 8 to release the lock. When the engagement portion 8c is pushed up by a push-up portion 6d of the lock release member 6 described later, the engagement portion 8c operates to swing the lock member 8 in the lock release direction.

  As shown in FIGS. 8 and 9, the glass frame locking hook 5 is formed in a band shape, and is engaged with the upper and lower ends of the band-like main body so as to protrude hook-shaped hook parts 5 a and 5 b to the back side. The part is provided upward. Further, guide holes 5c are formed in the vicinity of the upper end and lower end of the glass frame locking rod 5, and the engaging portion 5f is located at a position corresponding to the cam member 10 of the cylinder lock 7 at the lower portion of the belt-like body. And can be engaged with each other. Further, as shown in FIG. 9, a concave portion 5 h is formed at the middle position of the belt-shaped main body, and when the glass frame locking rod 5 is attached to the outside of the support plate 3 b via the guide pins 5 d and 5 e, The recess 5 h is structured to enter the inside of the base frame body 1. As a result, the recessed portion 5 h of the glass frame locking rod 5 enters the base frame body 1 and is hidden, making it difficult for an unauthorized tool inserted from the gap to reach the glass frame locking rod 5.

  Further, a push-open portion 5g is formed above the flange portion 5b of the glass frame locking rod 5 so as to protrude the inclined portion toward the front. When the glass frame locking bar 5 moves downward when the glass frame 22 is unlocked, the push-opening portion 5g operates so that the inclined portion pushes and opens the abutting portion 25c of the glass frame receiving bracket 25. Furthermore, a lock member 9 is pivotally supported by a pivot 9a in the vicinity of the lower flange portion 5b of the glass frame locking rod 5.

  The lock member 9 locks its sliding even when a force is applied from the outside when the glass frame locking bar 5 is in the locked state, and a locking portion 9b is formed at one end of the glass member. When the frame 22 is closed and the hooks 5a and 5b are locked to the glass frame receiving metal 25, the locking part 9b enters and is locked into the locking hole 25d of the glass frame receiving metal 25, and the glass frame locking Lock 杆 5. An engaging portion 9c is provided at the other end of the lock member 9 to release the lock. When the engaging portion 9c is pushed down by a push-down portion 6e of the lock release member 6 described later, the engagement portion 9c operates to swing the lock member 9 in the lock release direction.

  Spring members (torsion springs) 8d and 9d are mounted on the lock members 8 and 9, respectively, and the lock members 8 and 9 are urged in the locking direction by the spring members 8d and 9d. Further, a spring member (coil spring) 13 is stretched between the front frame locking rod 4 and the glass frame locking rod 5 and is biased toward the locking side.

  As shown in FIG. 3, a lock release member 6 for releasing the lock of the lock members 8 and 9 is slidably arranged in the vicinity of the cylinder lock on the leftmost side of the locking device. As described above, the lock member 8 locks the front frame lock rod 4 in the locked state, and the lock member 9 locks the glass frame lock rod 5 in the locked state, but the cam member 10 is operated by operating the cylinder lock 7 with a key. When the cam member 10 is engaged with the front frame locking rod 4 or the glass frame locking rod 5 and moved in the unlocking direction, the lock member 8 or the lock member 9 is unlocked to release the lock. 8 or the lock member 9 is swung. In order to release the lock by the lock member 8 or the lock member 9, the lock release member 6 is slidably attached to the leftmost part of the apparatus.

  As shown in FIG. 8, guide holes 6a and 6b are provided in the upper and lower portions of the unlocking member 6, guide pins 11 and 12 are inserted into the guide holes 6a and 6b, and the front ends thereof are front frame locking rods. 4 is fixed. A push-down part 6e is provided at the upper part of the unlocking member 6, a push-up part 6d is provided at a lower part of the unlocking member 6, and the push-down part 6e is an engaging part of the lock member 9 that locks the glass frame locking rod 5. Engage 9c and swing it in the unlocking direction. Further, the push-down portion 6d engages with the engagement portion 8c of the lock member 8 that locks the front frame locking rod 4 and swings it in the unlocking direction. An engaging portion (rectangular hole) 6c that engages with the cam member 10 is provided at an intermediate portion of the lock releasing member 6, and the lock releasing member 6 is slid by the operation of the cam member 10 to release the lock. .

  As shown in FIGS. 16 and 17, the locking device having the above configuration is exposed at the front end of the cylinder lock 7 on the inner side of the free end side of the front frame 21 of the pachinko machine (the right end in front view of the front frame 21). In the state where the flanges 4a and 4b are directed to the main body frame 20 side, they are attached vertically using the attachment plate 2. The flange portions 5 a and 5 b of the glass frame locking rod 5 are mounted in a state of protruding into the space for the glass frame 22 provided on the front side of the front frame 21.

  As shown in FIG. 5 and the like, the right side surface of the base frame body 1 is closed by the wall portion 1a and the back surface thereof is also closed by the wall portion 1b. Even when is inserted, it is difficult for the tip of a wire or the like to reach the inside of the base frame 1. Further, for the front frame locking rod 4, the glass frame locking rod 5, and the lock members 8 and 9 located outside the support plates 3a and 3b, the walls 1a and 1b and the support plates 3a and 3b are walls. The tip of a wire or the like cannot be reached. This is very effective for preventing unauthorized unlocking using an unauthorized device such as a wire.

  As shown in FIGS. 16 and 17, an upper receiving metal fitting 23 having an engaging portion 23a is attached to the inner side of the main body frame 20 at a corresponding position of the collar portion 4a, and a lower receiving metal fitting 24 having an engaging portion 24a is provided. It is attached to the corresponding position of the flange 4b. The lower receiving metal 24 is provided with a locking hole 24b into which the locking portion 8b of the lock member 8 is fitted when the front frame 21 is closed.

  On the other hand, on the inner side of the free end side of the glass frame 22 attached to the front surface of the front frame 21 so as to be openable and closable, a strip-shaped glass frame receiving metal fitting 25 as shown in FIG. The engaging portion 25a to which the flange portion 5a of the glass frame locking rod 5 is locked, the locking portion 25b to which the flange portion 5b is locked, and the engaging portion 9b of the lock member 9 are inserted. A stop hole 25d is formed. Further, the abutting portion 25 c is provided above the locking portion 25 b of the glass frame receiving metal fitting 25 so that the push-opening portion 5 g of the glass frame locking rod 5 hits and pushes out the glass frame during the unlocking operation.

  When the front frame 21 is closed with respect to the main body frame 20, as shown in FIGS. 11 and 12, the inclined portions of the upper and lower flange portions 4a, 4b of the front frame locking rod 4 become locking portions 23a, 24a on the main body frame 20 side. When the front frame locking rod 4 is once slid upward and the hook portions 4a and 4b are locked to the locking portions 23a and 24a, the front frame locking rod 4 is moved downward and locked. The locking portion 8b of the member 8 is fitted into the locking hole 24b of the lower receiving metal 24, and is locked. In this locked state, as shown in FIGS. 12 and 16, the locking portion 8 b of the locking member 8 pivotally supported by the front frame locking rod 4 is fitted into the locking hole 24 b of the lower receiving metal 24, The front frame locking rod 4 is locked in its vertical movement. For this reason, the front frame locking rod 4 cannot be moved using an unauthorized instrument such as a wire without using a key, and unauthorized unlocking by the unauthorized instrument can be effectively prevented.

  On the other hand, when the glass frame 22 is closed with respect to the front frame 21, the inclined portions of the upper and lower flange portions 5a, 5b of the glass frame locking rod 5 hit the locking portions 25a, 25a of the glass frame receiving metal fitting 25 on the glass frame 22 side. When the glass frame locking rod 5 is once slid downward and the hook portions 5a and 5b are locked to the locking portions 25a and 25a, the glass frame locking rod 5 is moved so as to return upward and the locking member. 9 is inserted into the locking hole 25d of the glass frame receiving metal 25, and the glass frame 22 is locked as shown in FIG. In this locked state, as shown in FIG. 16, the locking portion 9b of the lock member 9 pivotally supported by the glass frame locking rod 5 is in a state of being fitted into the locking hole 25d of the glass frame receiving bracket 25. Since the locking rod 5 is locked in its vertical movement, it is possible to effectively prevent unauthorized unlocking using a fraudulent instrument such as a wire without using a key.

  When unlocking the front frame 21 with a key, as shown in FIG. 13, the lock shaft 7a of the cylinder lock 7 is rotated with the key, and the cam member 10 is rotated counterclockwise in FIG. At this time, as shown in FIG. 13, the first engaging convex portion 10a of the cam member 10 first hits the engaging portion 6c of the unlocking member 6 and slides it upward. At this time, the push-up portion 6d of the lock release member 6 pushes the engagement portion 8c of the lock member 8, whereby the lock member 8 rotates clockwise as shown in FIG. Is detached from the locking hole 24 b of the lower receiving metal 24. Further, when the first engaging convex portion 10a of the cam member 10 rotates and engages with the engaging portion 4f of the front frame locking rod 4 and operates to lift the front frame locking rod 4 upward, the locking member 8 is unlocked, the front frame locking rod 4 slides upward, the collar portions 4a and 4b are disengaged from the locking portions 23a and 24a, and the front frame 21 is unlocked. .

  In this way, when the key is turned to the right and the first engagement convex portion 10a of the cam member 10 is rotated in the same direction, the lock release member 6 is slid and the lock member 8 is swung to be locked. The front frame locking hook 4 can be moved in the unlocking direction while removing the hooks, and the hooks 4a and 4b can be slid to unlock them.

  On the other hand, when the glass frame 22 is unlocked, when the key inserted into the cylinder lock 7 is turned counterclockwise, the cam member 10 rotates in the same direction, and the second engaging convex portion 10b is as shown in FIG. First, it hits a part of the unlocking member 6 and slides it downward. At this time, the push-down portion 6e of the lock release member 6 pushes the engagement portion 9c of the lock member 9, whereby the lock member 9 rotates clockwise as shown in FIG. Is detached from the locking hole 25d of the glass frame receiving metal 25.

  Further, when the second engaging convex portion 10b of the cam member 10 rotates and engages with the engaging portion 5f of the glass frame locking rod 5 and operates to push down the glass frame locking rod 5, the locking member 9 is unlocked, the glass frame locking rod 5 slides downward, the collar portions 5a and 5b are detached from the locking portions 25a and 25b, and the glass frame 22 is unlocked. . At this time, the push-open portion 5g of the glass frame locking bar 5 pushes the abutting portion 25c of the glass frame bracket 25, and the glass frame 22 is pushed open.

  In this way, the base frame body 1 is formed in a channel material-shaped cross-sectional U-shape, the wall portion 1a is formed on the right side surface toward the front surface of the base frame body 1, and the wall portion 1b is also formed on the back surface. The cam member 10 of the lock shaft of the cylinder lock 7 attached to the mounting plate 2 that becomes the front wall portion 1c of the base frame body 1 is disposed in a space closed by the three wall portions 1a to 1c. The frame locking rod 4 and the glass frame locking rod 5 are front-facing from the left side edge of the support plate 3a extended from the left side edge of the wall 1b on the back side of the base frame 1 and the mounting plate 2 on the front side. It is arranged on the left side of the support plate 3b extending to the side (the part far from the free ends of the front frame 21 and the glass frame 22).

  Accordingly, an illegal instrument such as a wire is inserted from the gap between the free end side of the main body frame 20 and the front frame 21 (right end toward the front of the pachinko machine), and the tip of the illegal instrument reaches the base frame 1. However, the cam member 10, the front frame locking rod 4, the glass frame locking rod 5 and the like are hidden on the left side of the base frame 1, and the wall portions 1a to 1c of the base frame 1 effectively block unauthorized devices. As a result, it is not possible to move the locking bowl or the like, and unauthorized unlocking can be prevented.

  In the above embodiment, the glass frame locking rod 5 having the same structure as that of the sliding type front frame locking rod 4 provided with the flange portions 4a and 4b is used. The present invention can also be applied to a locking device having a structure that pivots so as to be tiltable, connects both hook members so as to be swingable by a connecting hook, and tilts the upper and lower hook members to perform locking and unlocking. In this case, the locking member that locks the connecting rod at the time of locking is pivotally supported by the connecting rod so that the lock releasing member is slidably supported along the connecting rod.

It is a front view of the locking device which shows one Embodiment of this invention. It is a right view of the locking device. It is a left view of the same device. It is a rear view of the same apparatus. It is a perspective view from the back side of the locking device. It is a bottom view of the locking device. It is a top view of the locking device. It is a decomposition | disassembly left view of the same apparatus. It is a disassembled rear view of the same apparatus. It is a perspective view of a glass frame receiving metal fitting. It is a principal metal fitting enlarged left side view of the lower metal fitting and locking device at the time of closing a front frame. It is a principal metal fitting enlarged left side view of the lower metal fitting and locking device at the time of closing a front frame. It is a principal part enlarged left view at the time of unlocking operation of a front frame. It is a principal part expansion left view at the time of unlocking operation of a glass frame. It is a perspective view from the back side of a front frame bracket and a locking device. It is a right view of the state which closed the glass frame and the front frame which shows a use condition. It is a right view of the state which opened the glass frame and the front frame which show a use condition.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base frame 1a Wall part 1b Wall part 1c Wall part 2 Mounting plate 3a Support plate 3b Support plate 4 Front frame locking hook 4a Hook part 4b Hook part 5 Glass frame locking hook 5a Hook part 5b Hook part 7 Cylinder lock 10 Cam member 10a 1st engagement convex part 10b 2nd engagement convex part 20 Main body frame 21 Front frame 22 Glass frame

Claims (3)

A front frame locking rod having an upper portion and a lower portion integrally formed with a collar portion is slidably supported along a support plate of the base frame body, and a cylinder lock is attached to an intermediate portion of the base frame body. A cam member that engages with the front frame locking rod is fixed to the front end of the lock shaft of the lock, the base frame is vertically attached to the front frame of the game machine, and the receiver is attached to the main body frame side of the game machine A locking device for a game machine in which the hook portion is locked to the locking portion of the metal fitting to lock the front frame,
When the base frame is formed in a channel material shape having a U-shaped cross section and one surface of the base frame to which the cylinder lock is attached is a front surface, walls are formed on the right side and the back of the base frame. On the other hand, an opening is formed in the left side surface of the base frame body, and a support plate extends in parallel with the right side surface at the edge of the back wall along the opening. A locking device for a game machine, wherein the front frame locking rod is slidably attached to the game machine.   A support plate extends in parallel with the right side wall at the edge of the front mounting plate along the opening, and a flange is formed integrally with the upper and lower portions outside the support plate. 2. The game machine locking device according to claim 1, wherein the glass frame locking rod is slidably supported on the outside of the support plate. A connecting rod is slidably disposed along the support plate of the base frame body, and a hook member is connected to the connecting rod and pivotally supported on the upper and lower portions of the support plate, A cylinder lock is attached to the middle portion, a cam member that engages with the connecting rod is fixed to the tip of the lock shaft of the cylinder lock, and the base frame is vertically attached to the front frame of the game machine. A locking device for a game machine in which the hook member is locked to a locking portion of a metal fitting attached to the main body frame side to lock the front frame,
When the base frame is formed in a channel material shape having a U-shaped cross section and one surface of the base frame to which the cylinder lock is attached is a front surface, walls are formed on the right side and the back of the base frame. On the other hand, an opening is formed in the left side surface of the base frame body, and a support plate extends in parallel with the right side surface at the edge of the back wall along the opening. A locking device for a game machine, characterized in that the hook member is pivotally supported and the connecting hook is slidably supported on the outside of the support plate.

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