JPH0632683B2 - Locking device for amusement machines - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a locking device for locking or unlocking a front frame or a glass door frame mounted on a gaming machine such as a pachinko gaming machine.

[Prior Art] Generally, in a pachinko game arcade or the like, pachinko game machines of a plurality of makers are mixed and installed so that a player can select a desired game machine and play the game.
As is well known, the front frame and the glass door frame are openably and closably attached to each pachinko gaming machine, and they are normally locked, and a key is inserted into a lock attached to the front surface of the front frame to rotate. It is designed to be unlocked by operating it.

[Problems to be solved and used by the invention] By the way, the key for unlocking the lock and the locking of the lock is
Each manufacturer's pachinko machine has its own unique one, which makes it different, so the clerk at the amusement hall must always carry multiple types of keys, and the front frame and glass doors are open or closed during business hours. When opening the frame, there was a problem that the work could not be done quickly and easily by making a mistake in finding the key or finding the key of the pachinko machine of the corresponding manufacturer.

Also, if the keys are lost or stolen, there is a risk that these keys will be used illegally, so at most amusement centers, the lost keys of the pachinko machine I try to replace all the locking mechanism,
In addition to the large financial loss, the replacement work is very cumbersome and time consuming, resulting in a great loss to the game arcade.

Also, if you obtain the pachinko game machine's duplicate key from each manufacturer, you can use it at any amusement hall, so most of the amusement halls have recently been damaged by fraudulent use of these duplicate keys, and countermeasures against it are strong. Is requested.

Therefore, the object of the present invention can be used with all kinds of pachinko gaming machines of each manufacturer installed in the game hall with one type of key, so that even if this key is lost or stolen, it can be dealt with easily and quickly. Another object is to provide a locking device for a game machine.

Further, the present invention is to provide a locking device for a gaming machine capable of completely preventing an illegal act using a duplicate key.

[Means for Solving Problems] A feature of the present invention is a combination of a lock mounted on the front surface of a front frame of a gaming machine and locking the front frame, and an additional lock mounted on the front portion of the lock. The lock has a keyhole formed on the front surface, and the locking of the front frame can be unlocked by rotating a key member inserted into the keyhole. A cylinder member having a hole formed therein and rotated by a key inserted into the key hole; and a key member formed separately from the cylinder member and inserted into the key hole of the lock, the cylinder member The key member and the key member are configured to integrally rotate by engagement, and the key and the key member are different from each other.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a pachinko gaming machine as an example of a gaming machine to which the present invention is applied, as seen from the front, and FIG. 2 is a perspective view of the pachinko gaming machine with a front frame opened as seen from the back side. . In the pachinko gaming machine 1, a front frame 3 is attached to the front of a machine frame 2 so as to be openable and closable. A metal frame 3'is attached to the periphery of the window hole of the front frame 3, and a glass door frame 4 is attached to one side of the metal frame 3'openably and closably. The mounting frame 5 is fixed to the back surface of the front frame 3,
The game machine 6 is positioned in the mounting frame 5 and is detachably mounted. A mechanism plate 7 is attached to the back surface of the game board 6 so as to be openable and closable. A locking mechanism 8 is mounted on the rear surface of one side of the front frame 3 which is open.

FIG. 5 is an exploded perspective view showing an example of the locking mechanism 8, which is provided with a vertically extending mounting substrate 9. The mounting board 9 is bent so as to be substantially in a plan view,
Bent pieces 9a and 9b are formed. And the bent piece 9a
Is fixed to the back surface of the front frame 3, and the bent piece 9b is projected in a direction orthogonal to the front frame 3. A through hole 10 is formed in the upper and lower central portions of the bent piece 9a. A lock 11 for each manufacturer, such as a cylinder lock, is fixed to the front surface of the bent piece 9a in which the through hole 10 is bored, and the front surface portion having the key hole 12 is the front surface of the front frame 3. It is placed on the same plane. Further, an operating plate provided with two cam projections 14 and 15 on the rotary shaft 13 of the lock 11 projecting from the through hole 10 to the rear of the bent piece 9a.
16 is stuck.

Reference numeral 17 is a movable plate for locking the glass door frame 4, and a long hole 18 is formed in the movable plate 17 in the vertical direction, and this long hole 18 is loosened on a pin 19 protruding from the bent piece 9b. It can be inserted and slid up and down. Further, the cam projection is provided on the front edge of the movable plate 17.
A notch 20 that engages with 14 is formed, and an engaging piece 22 is bent and formed at the rear edge.

Reference numeral 23 is a sliding plate for locking the front frame 3, and an engaging hole 24 which engages with the cam projection 15 is formed in the central portion. Further, hook members 25 and 26 are provided on the upper and lower portions of the sliding plate 23. The upper hook member 25 has a bent step portion 27 at the lower end and is engaged with the upper end of the sliding plate 23, and the lower hook member 26 is fixed to the lower end of the sliding plate 23. Then, it is attached to the bent piece 9b so as to be vertically slidable in a state of being superposed on the outside of the movable plate 17.

The movable plate 17 and the upper hook member 25 are connected to each other by a spring 28. The spring 28 normally urges the movable plate 17 upward so that the engaging piece 22 of the glass door frame 4 moves. It is positioned above the opening / closing lever piece 21 so that it can be pressed downward. Further, the sliding plate 23 is biased downward, and the hook members 25a, 26 at the tips of the hook members 25, 26 are urged.
a is engaged with locking metal fittings 29a and 29b formed inside the machine frame 2, and the engaged state is maintained.

Therefore, when the actuating plate 16 is rotated rightward as shown by the arrow in FIG. 7, one cam projection 14 engages with the lower end of the notch 20 and the movable plate 17 is moved by the spring 28 as shown by the chain line in FIG. The lever piece 21 is pressed downward by the engagement piece 22 of the lever piece 21 and the glass door frame 4 is opened. When the operating plate 16 is rotated leftward as shown by the arrow in FIG.
The other cam projection 15 engages with the upper end of the engaging hole 24 to slide the sliding plate 23.
Is pushed upward against the urging force of the spring 28,
As a result, the hooks 25a, 26a of the hook members 25, 26 and the locking fittings 29a, 29b are unlocked and the front frame 3 is opened.

Therefore, according to the present invention, the additional lock 30 is attached to the front surface of the front frame 3 and to the front portion of the lock 11. Additional lock 30
As shown in FIGS. 3A and 3B, has a decorative plate 36 attached to the front surface of the front frame 3. A tubular case body 37 is integrally provided on the front surface of the decorative plate 36, and a cylinder member 38 is rotatably accommodated inside the case body 37. The cylinder member 38 is adapted to be rotated by a key 32 (see FIG. 6) inserted into the key hole 39, and a circular hole 40 formed in the decorative plate 36 is provided at the rear end thereof. Cross-shaped engaging groove facing
41 is formed.

Further, the additional lock 30 includes a key member 31 which is inserted into the key hole 12 of the lock 11 and is rotated to unlock the lock 11. The key member 31 is integrally formed with a circular plate 34 that protrudes from the key hole 12 and can be fitted into the circular hole 40. The circular plate 34 has a front surface engaged with an engagement groove 41 of the cylinder member 38. A mating cross-shaped engaging projection 35 is formed. The cylinder member 38
The key 32 inserted into the keyhole 39 of the lock key and the key member 31 inserted into the keyhole of the lock 11 are set to be different from each other.

FIG. 6 shows a state in which the additional lock 30 is mounted on the front surface of the lock 11. The attachment of the additional lock 30 is first the keyhole of the lock 11.
The key member 31 is inserted into the inside 12, and then the decorative plate 36 of the additional lock 30 is brought into contact with the front surface of the front frame 3 to form the circular plate of the key member 31 in the circular hole 40.
34 is fitted, and the decorative plate 36 is fixed by the screws 42, 41 in a state where the engaging projection 35 and the engaging groove 41 at the rear end of the cylinder member 38 are engaged with each other.

FIGS. 4 (a) and 4 (b) show a modified embodiment of the embodiment of the additional lock 30 described above, in which a square tubular portion 35a is formed at the rear end of the key member 31 and the rear end of the cylinder member 38 is formed. A rectangular hole 41a into which the rectangular tube portion 34a is inserted is formed. In FIG. 4, the same parts as those in FIG. 3 are designated by the same reference numerals. In the present invention, the engagement means between the key member 31 and the cylinder member 38 can be freely selected.

Further, although the additional lock 30 is described as a cylinder lock in the present embodiment, for example, an electronic lock or the like can be used.

Next, the operation of the present invention having the above configuration will be described. Key 32
Is inserted into the key hole 39 of the cylinder member 38 of the additional lock 30 and rotated, the cylinder member 38 and the key member 31 rotate integrally,
The key member 31 rotates the rotation shaft 13 of the lock 11 mounted on the front frame 3. By this rotation of the rotation shaft 13, the operating plate
16 rotates, and as described above, the desired member of the front frame 3 and the glass door frame 4 can be unlocked and selectively opened.

[Effects of the Invention] According to the present invention as described above, the following advantages are brought about by mounting the additional lock having the above-mentioned configuration on all the pachinko gaming machines installed in the pachinko gaming hall. That is, it is possible to operate different locks for each maker attached to a large number of pachinko game machines in a pachinko game hall with one type of key. This eliminates the need for a store clerk to carry multiple types of keys as in the past, and when opening the front frame or glass door frame, the labor required to find a key that fits the lock attached to each manufacturer's pachinko machine is also saved. There is an advantage that it can be done quickly and easily.

Also, if the key of the additional lock is lost or stolen, it can be converted to an additional lock that cannot be unlocked with the lost or stolen key, and the lock and locking mechanism are replaced as in the conventional case. Compared with the case, there is also an advantage that the work time and economical loss associated with the replacement can be greatly reduced, since it does not take time and effort.

Further, according to the present invention, if a plurality of types of additional locks each using a different key are made and different types of additional locks are used for each pachinko game hall, for example, a key is used in a certain pachinko game hall. It is very difficult and almost impossible to find a pachinko game hall where the key of the additional lock can be used for fraudulent purposes even if it is lost or stolen. It is possible to completely prevent fraudulent acts using the duplicate key of the lock, and to provide a locking device for a gaming machine having a high crime prevention effect.

Further, by forming the cylinder member and the key member of the additional lock as separate bodies, it is sufficient to replace only the key member when the key member is broken or worn, thereby improving the economical efficiency. In addition, the inventory management of additional locks is not wasted.

[Brief description of drawings]

The drawings show one embodiment of the present invention. FIG. 1 is a perspective view of a pachinko gaming machine as seen from the front side, FIG. 2 is a perspective view of the pachinko gaming machine as seen from the rear side with the front frame opened, and FIG. Figure (a)
Is an exploded perspective view of the additional lock seen from the front, FIG. 3 (B) is an exploded perspective view of the additional lock seen from the back, and FIG. 4 (A) is an exploded view of another embodiment of the additional lock seen from the front. Perspective view, Fig. 4 (b)
Is an exploded perspective view of the additional lock seen from the back side, FIG. 5 is an exploded perspective view of the locking mechanism, FIG. 6 is a side view showing a partial cross section of the state in which the additional lock is attached, and FIG. 7 is a glass door frame. FIG. 8 is a perspective view illustrating an operating state of the locking mechanism when opening the door, and FIG. 8 is a perspective view illustrating an operating state of the locking mechanism when opening the front frame. 1 ... game machine, 3 ... front frame, 11 ... lock, 12 ... keyhole,
30 …… Additional lock, 31 …… Key member, 32 …… Key, 38 …… Cylinder member.

Claims (1)

[Claims] 1. A combination of a lock mounted on the front surface of a front frame of a gaming machine and locking the front frame, and an additional lock mounted on the front portion of the lock, wherein the lock has a keyhole on the front surface. Is formed, and the locking of the front frame can be unlocked by the rotation of the key member inserted into the key hole. The additional lock has a key hole formed on the front surface and is inserted into the key hole. A cylinder member that is rotated by a key, and a key member that is formed separately from the cylinder member and that is inserted into the key hole of the lock. The cylinder member and the key member are integrally rotated by engagement. A locking device for a gaming machine, which is configured to move and wherein the key and the key member are different from each other.