JP4401983B2 - Game machine - Google Patents

Description

  The present invention relates to a gaming machine such as a slot machine, and more particularly to power supply to a front door of a gaming machine housing.

  The outer shape of a gaming machine such as a slot machine has a substantially rectangular parallelepiped shape. A number of gaming machines are lined up in the hall to form an island. Normal game operations can be performed on the front of the gaming machine, but the on / off of the power, the setting change, and the supply of medals performed only by hall personnel are performed by opening the front door of the gaming machine. Therefore, the front door can be opened and closed by a hinge.

The front door is provided with a lighting device such as a fluorescent tube. Electric power is supplied from the housing body to the front door side by a harness to light the lighting device.
JP 2004-49667 A "Game Machine"

When harnesses (electric wires) are used to supply power to the front door, there are the following problems.
(1) The number of steps for assembling the harness increases and the cost increases.
(2) There is a possibility that the harness may be caught when the front door is closed.

  The present invention was made to solve the above-mentioned problems, eliminates the harness from the gaming machine housing body to the front door side, simplifies the assembly process, and connects the harness and the housing of the front door to each other. The purpose is to eliminate pinching.

A gaming machine according to the present invention includes a housing, a door provided on the front surface of the housing, a primary coil provided on the housing, an AC power source that supplies power to the primary coil, and the door. A secondary coil provided on the door, and a load including a lighting device provided on the door and connected to the secondary coil, wherein the primary coil and the secondary coil are provided on a side opposite to the rotation center of the door. The primary coil and the secondary coil are arranged close to each other with the door closed.
The primary coil and the secondary coil are viewed from above with the door closed, so that the transmission efficiency from the primary coil to the secondary coil is reduced when the door is opened. The distance between one end of the secondary coil and one end of the secondary coil adjacent thereto is longer than the distance between the other end of the primary coil and the other end of the secondary coil adjacent thereto. Is.

A gaming machine according to the present invention includes a housing, a door provided on the front surface of the housing, a primary coil provided on the housing, an AC power source that supplies power to the primary coil, and the door. A secondary coil provided on the door, and a load including a lighting device provided on the door and connected to the secondary coil, wherein the primary coil and the secondary coil are provided on a side opposite to the rotation center of the door. The primary coil and the secondary coil are arranged close to each other with the door closed.
When the primary coil and the secondary coil are viewed from above with the door closed, a distance between one end of the primary coil and one end of the secondary coil adjacent to the primary coil is different from the other end of the primary coil. It is arranged to be the same as the distance between the other ends of the secondary coils close to this,
Provided with a mechanism for changing the orientation of at least one of the primary coil or the secondary coil in accordance with the movement of the door so that the transmission efficiency from the primary coil to the secondary coil decreases when the door is opened. It is.

  For example, when the door is closed, the primary coil and the secondary coil are arranged in a C shape when viewed from above.

  You may make it provide the mechanism which changes the direction of at least one of the said primary coil or the said secondary coil with the movement of the said door.

  A gaming machine according to the present invention includes a housing, a door provided on the front surface of the housing, a primary coil provided on the housing, an AC power source that supplies power to the primary coil, and the door. A secondary coil provided; a load provided on the door and connected to the secondary coil; and a detector that monitors an impedance of the primary coil and outputs an error signal according to the change in the impedance. The primary coil and the secondary coil are arranged close to each other with the door closed.

  According to this invention, since it has a mechanism for sending electric power from the primary coil to the secondary coil without electromagnetic connection, the harness from the gaming machine housing to the front door side is eliminated, and the assembly process is simplified. It is possible to eliminate pinching between the front door of the harness and the housing.

Embodiment 1 of the Invention
A gaming machine (slot machine) according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a front view of the slot machine with the front door closed, and FIG. 2 is a front view of the slot machine with the front door opened 180 degrees.

  1 and 2, reference numeral 100 denotes a slot machine. As shown in FIG. 1, the slot machine 100 can be opened and closed by a hinge or the like on the slot machine main body 120 and one side of the front surface of the slot machine main body 120. And a front door 130 attached thereto. As shown in FIG. 1, a game display unit 131 is provided substantially in the center of the front door 130, and a medal insertion slot 132 for a player to insert medals is provided at the lower right corner of the game display unit 131. Provided below the medal slot 132 is a reject button 133 for forcibly ejecting a jammed medal inserted from the medal slot 132 to the outside of the slot machine 100.

  Further, a start button 134 for starting a game is provided at the lower left of the game display unit 131, and three stop buttons 140 are provided corresponding to the three reels. A medal payout port 135 is provided at the center of the lower end of the front door.

  As shown in FIG. 2, the slot machine main body 120 is fixed to the inner bottom surface, stores a plurality of medals therein, and stores the stored medals at a payout port 135 provided on the front surface of the front door 130. A hopper device 121 for paying out the sheets one by one is installed. An upper portion of the hopper device 121 is provided with a hopper tank 122 that opens upward and stores a plurality of medals therein. Inside the slot machine main body 120, a reel unit 203 including three rotating reels is installed at a position where the game display unit 131 comes when the front door 130 is closed. A power supply unit 205 is provided between the upper hopper unit 121 and the reel unit 203.

  As shown in FIG. 2, the medal (coin) selector 1 is attached to the back side of the front door 130 on the back side of the medal slot 132 provided on the front surface of the front door 130. This medal selector 1 rolls the medal toward the hopper device 121 while detecting the passage of the medal inserted from the medal insertion slot 132, and has a different diameter medal or iron or iron whose outer diameter is different from the predetermined dimension. This is an apparatus for selecting and removing illegal medals made of an alloy and selecting and eliminating a predetermined number or more of medals that can be inserted per game.

  Further, as shown in FIG. 2, a lead-out path 136 that covers the lower side and communicates with the payout port 135 of the front door 130 is provided below the medal selector 1. The medals distributed by the medal selector 1 are returned to the player from the payout port 135 via the derivation path 136.

  A player who wants to enjoy a game with a slot machine can first borrow a medal as a game medium from a medal lending machine (not shown) or the like, and insert a medal directly into the medal slot 132 of the medal slot device. A square window-like display window 131 facing the player side is formed at the center and upper part of the slot machine. In the center of the central display window, a symbol display window through which the symbols of the three rotating reels can be seen is formed. The start switch 134 is a lever positioned obliquely below the rotary reel, and starts driving the reel unit 203 on condition that a game medal is inserted. The reel unit 203 is stopped from driving by a stop switch 140. The reel unit is composed of three rotating reels. Each rotating reel includes a rotating drum made of a synthetic resin and a tape-like reel tape attached around the rotating drum. A plurality of (for example, 21) symbols are displayed on the outer peripheral surface of the reel tape.

  FIG. 3 is a perspective view of the gaming machine according to the first embodiment of the invention, and shows a state where the lower front door 130 is opened. L1 is a primary coil, L2 is a secondary coil, 10 is a lighting device (load) such as a fluorescent tube, and 11 is a harness (wiring) for sending electric power from the secondary coil L2 to the load 10. As can be seen from FIG. 3, the primary coil L <b> 1 and the secondary coil L <b> 2 are provided on the hinge H side of the front door 130 (the rotation center side of the front door 130).

  The gaming machine according to the first embodiment of the invention uses a non-contact power transmission system for power supply from the housing 120 to the front door 130. In the non-contact power transmission system, power is transmitted from a primary coil to a secondary coil without electromagnetic connection by electromagnetic induction. In the first embodiment of the present invention, the primary coil L1 is attached to the slot machine main body 120, the secondary coil L2 is attached to the front door 130, and power is transmitted from the primary coil L1 to the secondary coil L2. With this transmitted power, the lighting device 10 such as a cold cathode tube or LED is turned on to obtain panel illumination.

  FIG. 4 shows a principle circuit of the contactless power transmission system according to the first embodiment of the invention. An AC power source PS is connected to the primary coil L1, and an AC magnetic field is generated in the primary coil L1. As a result, an induced current is generated in the secondary coil L2. This is supplied to the load 10.

  In order to efficiently generate the induced current in the secondary coil L2, it is preferable that the entire AC magnetic field generated in the primary coil L1 passes through the secondary coil L1. Therefore, as shown in FIG. 5, the primary coil L <b> 1 and the secondary coil L <b> 2 are opposed to and close to each other in a normal use state, that is, a state where the front door 130 is closed. FIG. 5 is an enlarged top view of the primary coil L1 and secondary coil L2 portions, but the primary coil L1 and secondary coil L2 portions are indicated by solid lines instead of dotted lines for easy viewing.

  According to Embodiment 1 of the invention, by adopting a non-contact power transmission system, the harness from the slot machine body to the front door side is eliminated, the assembly process is simplified, and the front door of the harness and the slot machine The pinching between the main bodies can be eliminated.

  By providing the primary coil L1 and the secondary coil L2 on the hinge H side of the front door 130, the hall clerk opens the front door 130 and the coil does not get in the way during work. Even when this occurs, there is an effect that the distance between the primary coil L1 and the secondary coil L2 is sufficiently small so that the efficiency of power transmission does not deteriorate.

Embodiment 2 of the Invention
You may make it give a fraud detection function to the non-contact electric power transmission mechanism to a front door. There are many fraudulent acts such as opening the front door a little, inserting a rod through the gap, and operating the internal switches. Therefore, when the front door is opened a little, the front door lighting device is blinked by using a non-contact power transmission mechanism.

  FIG. 6 shows a perspective view of the gaming machine according to the second embodiment of the invention. In FIG. 6, the same reference numerals are given to the same parts as in FIG. In the gaming machine of FIG. 6, the primary coil L1 and the secondary coil L2 are provided on the side opposite to the rotation center of the front door, and the primary coil L1 and the secondary coil L2 are in a state where the front door 130 is closed as shown in FIG. It arrange | positions so that it may mutually adjoin.

  When the primary coil L1 and the secondary coil L2 are arranged as shown in FIGS. 6 and 7, the space between the primary coil L1 and the secondary coil L2 opens even if the front door 130 is opened a little, and the contactless power transmission mechanism using the coil Decreases the efficiency. The voltage supplied to the load 10 decreases, and as a result, a lighting device such as a fluorescent tube blinks or becomes dark. Since the state can be easily discriminated from the outside of the gaming machine, the staff in the hall can notice the abnormality and stop the cheating. As described above, by providing the primary coil L1 and the secondary coil L2 on the side opposite to the hinge H of the front door 130, the contactless power transmission mechanism can be provided with a fraud detection function. It should be noted that since the same state occurs when the front door 130 is locked incompletely, an incomplete lock alarm is also generated.

In order to increase the sensitivity of the fraud detection function, the following may be performed.
(1) Adjust (tilt) the orientation of the primary coil L1 and the secondary coil L2.
The efficiency of the contactless power transmission mechanism is best when the primary coil L1 and the secondary coil L2 are parallel as shown in FIG. In this case, it is conceivable that the efficiency is not lowered so much that the front door 130 is slightly opened, and the lighting device does not blink. Therefore, as shown in FIG. 8, the primary coil L1 and the secondary coil L2 are arranged in a C shape when viewed from the top, so that the efficiency of the non-contact power transmission mechanism is lowered and the front door 130 is slightly opened. It is recommended that the lighting device blink even when Preferably, the direction of the primary coil L1 and the secondary coil L2 is tilted so that the efficiency immediately before the lighting device blinks with the front door 130 closed, and the lighting device blinks only when the front door 130 is slightly opened. Like that. In addition, you may arrange | position in the "reverse C-shape" which turned the coil of FIG. 8 upside down.

(2) Provided with a mechanism for changing the direction of the primary coil or the secondary coil in accordance with the movement of the front door. With the front door 130 closed, the primary coil and the secondary coil are arranged as shown in FIG. When the door 130 is opened, the direction of the primary coil or the secondary coil is largely changed to reduce the transmission efficiency, and the lighting device blinks when the front door 130 is slightly opened. Examples of the mechanism are shown in FIGS. 9 and 10 and FIGS. These change the direction of the secondary coil, but the same applies to the primary coil.

  9 and 10, reference numeral 20 denotes an arm. A secondary coil L <b> 2 is attached to one end of the arm 20. A fulcrum 21 is provided in the middle of the arm 20 and rotates around this point. A spring 22 is attached to the other end of the arm 20. The other end of the spring 22 is fixed to the housing 120. When the front door 130 is closed, the primary coil L1 and the secondary coil L2 face each other as shown in FIG. When the front door 130 is opened a little, the spring 22 pulls the other end of the arm 20 so that the arm 20 rotates around the fulcrum 21, and as a result, the direction of the secondary coil L2 changes as shown in FIG.

  11 to 13, reference numeral 31 denotes a rotating shaft. The secondary coil L2 is configured to be rotatable about the rotation shaft 31. Reference numeral 32 denotes a member fixed to the casing. Reference numeral 33 denotes a stopper for stopping the rotation of the secondary coil L2. The rotary shaft 31 is in contact with the member 32 with the front door 130 closed. When the front door 130 is slightly opened, the rotary shaft 31 rolls on the side surface of the member 32, and the secondary coil L2 rotates in the direction of the arrow in FIGS. When closing the front door 130, the secondary coil L2 rotates in the reverse direction, but stops in the state of FIG.

Embodiment 3 of the Invention
You may make it detect foreign materials, such as a stick | rod inserted from the clearance gap, and a wire, using a non-contact power transmission mechanism. FIG. 14 shows a circuit according to the third embodiment of the invention. In the figure, reference numeral 40 denotes a detector that monitors the impedance of the primary coil L1 and outputs an error signal in accordance with the change in the impedance.

  As a specific example of the detector 40, there is one that detects the frequency of the resonance circuit by the primary coil L1 and the capacitor C provided in parallel therewith. In a normal state, the impedance (inductance) of the primary coil L1 is stable, but when a foreign object such as a rod or wire is inserted into the primary coil L1, the impedance changes, and as a result, the resonance frequency also changes. This is detected by the detector 40, and an error signal is output when a change larger than a predetermined threshold is detected. The error signal is sent to the hall computer, the game machine CPU is sent to stop the game, and an abnormality is notified by an alarm sound or flashing light.

  The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the invention described in the claims, and these are also included in the scope of the present invention. Needless to say.

It is a front view of the slot machine which shows the state which closed the front door. It is a front view of the slot machine which shows the state which opened the front door 180 degree | times. FIG. 2 is a perspective view of the slot machine according to Embodiment 1 of the invention. 1 is a contactless power transmission circuit according to a first embodiment of the invention. It is an example of arrangement | positioning of the primary coil and secondary coil which concern on Embodiment 1 of invention. It is a perspective view of the slot machine which concerns on Embodiment 2 of invention. It is an example of arrangement | positioning of the primary coil and secondary coil which concern on Embodiment 2 of invention. It is another example of arrangement | positioning of the primary coil and secondary coil which concern on Embodiment 2 of invention. It is explanatory drawing of the mechanism which changes direction of the coil which concerns on Embodiment 2 of invention. It is explanatory drawing of the mechanism which changes direction of the coil which concerns on Embodiment 2 of invention. It is explanatory drawing of the other mechanism which changes the direction of the coil which concerns on Embodiment 2 of invention. It is explanatory drawing of the other mechanism which changes the direction of the coil which concerns on Embodiment 2 of invention. It is explanatory drawing of the other mechanism which changes the direction of the coil which concerns on Embodiment 2 of invention. It is a non-contact electric power transmission circuit which concerns on Embodiment 3 of invention.

Explanation of symbols

1 Medal selector 10 Load (lighting device)
11 harness 20 arm 21 fulcrum 22 spring 31 rotating shaft 32 member in contact with rotating shaft 33 secondary coil rotation stopper 40 detector 100 slot machine (game machine)
120 Slot machine body (housing)
121 Hopper device 122 Hopper tank 130 Front door (door)
131 Game Display Unit 132 Medal Insertion Port 133 Reject Button 134 Start Button 135 Payout Port 136 Derivation Path 140 Stop Button L1 Primary Coil L2 Secondary Coil H Hinge PS AC Power Supply

Claims (4)

A housing, a door provided on the front surface of the housing, a primary coil provided on the housing, an AC power supply for supplying power to the primary coil, a secondary coil provided on the door, A load including a lighting device provided on the door and connected to the secondary coil, and the primary coil and the secondary coil are provided on a side opposite to the rotation center of the door, and the door is closed. The primary coil and the secondary coil are arranged close to each other;
When the primary coil and the secondary coil are viewed from above with the door closed, a distance between one end of the primary coil and one end of the secondary coil adjacent to the primary coil is different from the other end of the primary coil. It is arranged to be the same as the distance between the other ends of the secondary coils close to this,
A mechanism for changing the orientation of at least one of the primary coil or the secondary coil with the movement of the door so that the transmission efficiency from the primary coil to the secondary coil decreases when the door is opened; A gaming machine characterized by The mechanism includes an arm attached to the secondary coil provided on the door, and a spring attached to an end of the arm opposite to the secondary coil.
A fulcrum is provided in the middle of the arm, the arm rotates around the fulcrum,
The other end of the spring is fixed inside the housing;
Pulling an end of the spring and opens the door the arm, gaming machine of claim 1, wherein changing the direction of the secondary coil by rotating the arm. The mechanism includes a rotating shaft that rotatably holds the secondary coil, and a rod-like member fixed to the housing.
With the door closed, the member is in contact with the rotating shaft,
The rotary shaft roll side of the member, the gaming machine according to claim 1, wherein changing the direction of the secondary coil by rotating the secondary coil by opening the door. It claims 1 to 3 gaming machine wherein it monitors the impedance of the primary coil and a detector for outputting an error signal in response to a change in the impedance.

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