JP2008119360A - Illegal act detector and pachinko game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a comparatively simple structured illegal act detector and a pachinko game machine that can detect both an illegal act using magnet and an illegal act adding a shock. <P>SOLUTION: As sown in Fig.(a), when a player approximates or contacts a powerful inductive magnet 40 to or with the vicinity of a specific prize winning port 11 of a front glass 13, the ferromagnetic material 28 is attracted and the arm 24 swings clockwise against the weight or the spring force of an extension coil spring 26. In addition, when the player adds a strong shock to the outside frame 2 of a pachinko game machine 1 or shakes the pachinko game machine 1, the force is transmitted to an illegal act detector 21 via a game board 3 or a main control board case 6 and the arm 24 is swung as shown in Fig.(b). Then, when the swing angle of the arm 24 exceeds a predetermined value, a detection signal is output from a photo sensor 25 to a main control board 7. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a fraud detection device installed in a pachinko gaming machine and a pachinko gaming machine equipped with the fraud detection device, and applies a fraud and impact using a magnet while adopting a relatively simple configuration. The present invention relates to technology for detecting fraud together.

  Pachinko machines have been developed as a healthy entertainment for the general public, but since award balls can be exchanged for prizes such as cigarettes, various fraudulent acts may be performed. As cheating, a powerful magnet (hereinafter referred to as an induction magnet) is used to guide the game ball on the board to a specific prize opening or a big prize opening, or an impact is given to an object (stage, croon, etc.) The mainstream is to guide the game ball to a specific winning opening, and various techniques for suppressing these illegal acts have been developed.

For example, for fraudulent acts using induction magnets, a technology that installs an open / close lid with a magnetic body on the top of the prize opening and activates the open / close lid to close the prize opening when the induction magnet approaches ( When a coil (magnetic sensor) configured by winding a conductive wire around a core made of a magnetic material and an insulator is installed in a pachinko gaming machine, and the magnetic field detected by the coil exceeds a predetermined value Discloses a technique (see Patent Document 2) for notifying an illegal act. In addition, for fraudulent acts that apply impact, a technology is disclosed in which a vibration sensor is installed in a pachinko gaming machine and the winning of a game ball is invalidated when vibration of the pachinko gaming machine is detected (patent document) 3).
JP 2006-75377 A JP 2002-273017 A JP 2002-901 A

  When detecting a fraudulent act using an induction magnet and a fraudulent act applying an impact, a magnetic sensor and a vibration sensor are individually installed in the pachinko gaming machine, and electrical wiring from the sensor to the control board is also required. As a result, the design and structure of the pachinko gaming machine become complicated, and there are problems that the number of components and assembly man-hours increase, resulting in an increase in product cost.

  The present invention has been made in view of such a background, and a fraud detection device and a pachinko that can detect both a fraud using a magnet and a fraud that applies an impact while adopting a relatively simple configuration. An object is to provide a gaming machine.

  A fraud detection device according to a first aspect of the present invention is a fraud detection device installed in a pachinko gaming machine, the upper end of which is supported swingably by a support shaft parallel to the board surface of the pachinko gaming machine. The pendulum is provided with a pendulum provided with a ferromagnetic material or a magnet at least on its lower end side, and swing detection means for detecting the swing of the pendulum.

  A fraud detection device according to a second aspect of the present invention is a fraud detection device that is installed in a pachinko gaming machine and detects both a fraud using a magnet and a fraud that applies vibrations. The pendulum is supported between a pendulum whose upper end is swingably supported by a support shaft parallel to the board surface of the machine, and a magnet is provided at least on the lower end side thereof, and the board surface of the pachinko gaming machine and the magnet. And a magnetic detection means.

  In addition, the fraud detection device according to the invention of claim 3 is the cheating detection device according to claim 1 or 2, further comprising a swing suppression means for suppressing the swing of the pendulum. Features.

  According to a fourth aspect of the present invention, there is provided a pachinko gaming machine comprising the fraud detection device according to the first to third aspects.

  A pachinko gaming machine according to a fifth aspect of the present invention is the pachinko gaming machine according to the fourth aspect, characterized in that the fraud detection device is installed in a main control board case.

  According to the invention of claim 1, although it is a single fraud detection device, it can be placed behind the specific prize opening on the board surface of the pachinko gaming machine to bring the induction magnet close to the specific prize opening. When an impact is applied to the frame, the pendulum swings and a detection signal is output from the swing detection means to the substrate, so that the manager of the pachinko gaming machine is notified of the illegal act. In addition, according to the invention of claim 2, although it is a single fraud detection device, an induction magnet is brought close to the specific winning opening by being installed behind the specific winning opening on the surface of the pachinko machine. If the pendulum swings due to an impact on the underframe, a detection signal is output from the magnetic sensor to the substrate, and the manager of the pachinko parlor is notified of the illegal act. According to the invention of claim 3, the pendulum is less likely to swing due to an earthquake having a small seismic intensity, and erroneous detection of fraud is suppressed. According to the invention of claim 4, the pachinko gaming machine capable of detecting both the fraudulent act using the induction magnet and the fraudulent act applying the impact and informing the manager of the pachinko gaming machine is relatively simple and low cost. Can be manufactured. According to the fifth aspect of the present invention, it is possible to ensure high security performance against fraudulent behavior by storing the main control board case in a main control board case that is difficult to open and that can be easily determined.

  Hereinafter, with reference to the drawings, three embodiments of a pachinko gaming machine in which the fraud detection device according to the present invention is installed will be described in detail.

<< First Embodiment >>
FIG. 1 is a perspective view showing the back surface of the pachinko gaming machine according to the first embodiment, FIG. 2 is a longitudinal sectional view of the main part of the pachinko gaming machine according to the first embodiment, and FIG. It is a longitudinal cross-sectional view of the fraud detection apparatus which concerns, and FIG. 4 is an IV arrow line view in FIG.

<Configuration of pachinko machines>
As shown in FIG. 1, a pachinko gaming machine 1 includes a vertically long rectangular outer frame 2, a game board 3 fitted inside the outer frame 2, a symbol display unit 4 installed at the center of the game board 3, A ball payout device 5 installed at the upper part of the outer frame 2, a main control board case 6 made of a transparent resin installed at the lower part of the game board 3, a main control board 7 accommodated in the main control board case 6, a payout control board It is composed of a payout control board case 8 and the like (not shown). In addition, on the front surface of the pachinko gaming machine 1, a launch lever 9, various kinds of unillustrated objects, a saucer, and the like are installed.

  As shown in FIG. 2, a large number of game nails 10 are driven into the game board 3, and a specific prize opening 11 and a prize pocket 12 are provided, and a front glass 13 and a rear glass 14 are provided in front of the game board 3. It is installed with the interval of. Further, in the case of the present embodiment, a fraud detection device 21 is installed in the main control board case 6 at a site corresponding to the back side of the specific winning opening 11.

<Configuration of fraud detection device>
As shown in FIGS. 3 and 4, the fraud detection device 21 has a resin device casing 22 constituting the device outer shell and a game board 3 (not shown in FIG. 3) of the pachinko gaming machine 1. A pivot shaft (support shaft) 23 installed in parallel, an arm (pendulum) 24 that swings around the pivot shaft 23, and a photosensor (swing detection means) 25 that detects the swing of the arm 24; A tension coil spring (swing suppression means) 26 having both ends connected to the inner wall of the device casing 22 and an intermediate part of the arm 24, and a stopper 27 for restricting the arm 24 from swinging counterclockwise are mainly configured. As an element.

  The arm 24 is made of high-strength resin, and a columnar ferromagnetic body (for example, a molded product of ferrite) 28 is attached to the lower end of the arm 24. The photosensor 25 is a transmissive type having a substantially U shape with the upper part opened, and outputs a detection signal to the main control board 7 when the swing angle of the arm 24 exceeds a predetermined value. The spring force of the tension coil spring 26 is set to such a magnitude that the arm 24 does not easily swing even when an earthquake with a small seismic intensity occurs.

<Operation of First Embodiment>
When the player operates the launch lever 9 while power is supplied to the pachinko gaming machine 1, a game ball is launched into the game board 3 and a game is started. At this time, as shown in FIG. 5A, when the player brings a strong induction magnet 40 close to or in contact with the vicinity of the specific winning opening 11 of the front glass 13, the ferromagnetic material 28 is attracted by the attractive force of the induction magnet 40. The arm 24 swings clockwise against its weight and the spring force of the tension coil spring 26. Further, when a player applies a strong impact to the outer frame 2 of the pachinko gaming machine 1 or shakes the pachinko gaming machine 1, the force is detected via the gaming board 3 or the main control board case 6. The arm 24 swings as shown in FIG. When the swing angle of the arm 24 exceeds a predetermined value, a detection signal is output from the photo sensor 25 to the main control board 7 so that a hall staff or a manager of a pachinko parlor can recognize an illegal act. In addition, since the fraud detection device 21 is housed in the main control board case 6 that is difficult to open due to a well-known caulking structure, fraud such as cutting the lead wire from the outside is effective. In addition to being prevented, corrosion of the electrical connection portion due to adhesion of dust and moisture is effectively prevented.

<< Second Embodiment >>
FIG. 6 is a longitudinal sectional view of the fraud detection device according to the second embodiment.

<Configuration of fraud detection device>
As shown in FIG. 6, the fraud detection device 21 of the second embodiment has the same overall configuration as that of the first embodiment described above, but does not include a tension coil spring or a stopper, and the arm 24. Can swing not only clockwise but also counterclockwise. Further, a friction damper (swing suppression means) 29 is incorporated in the support portion of the pivot shaft 23 in order to attenuate the swing of the arm 24. The arm 24 is made of high-strength resin as in the first embodiment, but a columnar magnet 30 is attached to the lower end thereof. Note that the frictional force of the friction damper 29 is set to such a level that the arm 24 does not easily swing even when an earthquake with a small seismic intensity occurs.

<Operation of Second Embodiment>
In the second embodiment, as shown in FIG. 7A, when a player brings a strong induction magnet 40 close to or in contact with the vicinity of the specific winning opening 11 of the front glass 13, the attractive force ( Alternatively, the magnet 30 is attracted (retracted) by the repulsive force, and the arm 24 swings clockwise (counterclockwise) against its weight and the frictional force of the friction damper 29. FIG. 7A shows a state where a repulsive force acts between the induction magnet 40 and the magnet 30 and the arm 24 swings counterclockwise. Further, when a player applies a strong impact to the outer frame 2 of the pachinko gaming machine 1 or shakes the pachinko gaming machine 1, the force is detected via the gaming board 3 or the main control board case 6. The arm 24 swings as shown in FIG. Also in the second embodiment, when the swing angle of the arm 24 exceeds a predetermined value, a detection signal is output from the photo sensor 25 to the main control board 7 so that the hall staff or the manager of the pachinko parlor recognizes fraud. Is possible.

<< Third Embodiment >>
FIG. 8 is a longitudinal sectional view of the cheating detection device according to the third embodiment.

<Configuration of fraud detection device>
As shown in FIG. 8, the fraud detection device 21 of the third embodiment includes a resin-made device casing 22 constituting the device outer shell and a game board 3 of the pachinko gaming machine 1 (not shown in FIG. 8). Pivot shaft 23 installed in parallel to the pivot shaft 24, arm 24 swinging around the pivot shaft 23, friction damper 29 attached to the support portion of the pivot shaft 23, and attached to the tip of the arm 24. A relatively small magnet 30 and a magnetic sensor (magnetic detection means) 31 attached to the left wall surface of the device casing 22 in the figure are main components.

<Operation of Third Embodiment>
In the third embodiment, as shown in FIG. 9A, when the player brings a strong induction magnet 40 close to or in contact with the vicinity of the specific winning opening 11 of the front glass 13, the relatively large induction magnet 40 is formed. A large magnetic field is detected by the magnetic sensor 31. Further, when a player applies a strong impact to the outer frame 2 of the pachinko gaming machine 1 or shakes the pachinko gaming machine 1, the force is detected via the gaming board 3 or the main control board case 6. 9, the arm 24 swings as shown in FIG. 9B, and a relatively small magnetic field formed by the magnet 30 is detected by the magnetic sensor 31. And if a detection signal is output to the main control board 7 from the magnetic sensor 31 which has detected the magnetic field of the induction magnet 40 or the magnet 30, it becomes possible for the hall staff and the manager of the pachinko parlor to recognize fraud.

  Although description of specific embodiment is finished above, the aspect of the present invention is not limited to this embodiment. For example, in the first and second embodiments, the photo sensor is used as the swing detection means. However, other types of non-contact type sensors may be used, or contact type sensors (electric switches, etc.) may be used. Also good. In the above embodiment, the tension coil spring and the friction damper are used as the swing suppression means, but a compression coil spring, a leaf spring, a viscous damper, and the like may be employed. The material of the arm may be a metal or the like, and nickel or the like may be used as the ferromagnetic material. In addition, the specific configuration of the fraud detection device, the installation site of the fraud detection device in the pachinko gaming machine, and the like can be changed as appropriate without departing from the gist of the present invention.

It is a perspective view which shows the back surface of the pachinko game machine which concerns on 1st Embodiment. It is a principal part longitudinal cross-sectional view of the pachinko gaming machine according to the first embodiment. It is a longitudinal cross-sectional view of the fraud detection apparatus which concerns on 1st Embodiment. FIG. 4 is an IV arrow view in FIG. 3. It is explanatory drawing which shows an effect | action 1st Embodiment. It is a longitudinal cross-sectional view of the fraud detection apparatus which concerns on 2nd Embodiment. It is explanatory drawing which shows 2nd Embodiment an effect | action. It is a longitudinal cross-sectional view of the fraud detection apparatus which concerns on 3rd Embodiment. It is explanatory drawing which shows an effect | action 3rd Embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Pachinko machine 3 Game board 6 Main control board case 11 Special prize opening 21 Fraud detection device 22 Device casing 23 Pivot shaft (support shaft)
24 Arm (Pendulum)
25 Photosensor (swing detection means)
26 Tension coil spring (swing suppression means)
28 Ferromagnetic material 29 Friction damper (fluctuation suppression means)
30 magnet 31 magnetic sensor (magnetic detection means)
40 induction magnet

Claims (5)

A fraud detection device installed in a pachinko machine,
A pendulum with its upper end swingably supported by a support shaft parallel to the board surface of the pachinko gaming machine, and provided with a ferromagnetic or magnet at least on its lower end side;
A fraud detection device comprising swing detection means for detecting swing of the pendulum. A fraud detection device that is installed in a pachinko machine and detects both fraud using a magnet and fraud that applies vibration,
A pendulum with its upper end swingably supported by a support shaft parallel to the board surface of the pachinko gaming machine and having a magnet at least on its lower end side;
A fraud detection device comprising a magnetic detection means installed between a board surface of the pachinko gaming machine and the magnet.   The fraud detection device according to claim 1, further comprising a swing suppression unit that suppresses swinging of the pendulum.   A pachinko gaming machine comprising the fraud detection device according to claim 1.   The pachinko gaming machine according to claim 4, wherein the fraud detection device is installed in a main control board case.

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