| 摘要 |
PROBLEM TO BE SOLVED: To effectively prevent a fraudulent operation of a cooperation member interposed between an opening/closing door which is hinged to a flip-in hole and a solenoid opening/closing it from the outside in a variable winning device. SOLUTION: This variable winning device 11 is formed by opening/closing the opening/closing door 14 openably hinged to the flip-in hole 13 by the solenoid 21. This device is so constituted that a protective plate 54 is erected in the side of the cooperation member 55 interposed between the opening/closing door 14 and the solenoid 21 and including a plunger 48 for covering protection to prevent a fraudulent operating member from intruding into the cooperation member 55 from the side of the variable winning device. COPYRIGHT: (C)2005,JPO&NCIPI
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