| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the fraudulent operation of the setting buttons committed by the insertion of a wire or the like from outside. SOLUTION: A slot machine is constituted of a body cabinet 11 opened on the front side thereof, a slot game apparatus disposed in the body cabinet and a front door 2 which openably covers the front side opening of the body cabinet to be hinged. The internal structure is made up of a pressing type setting button 46a provided on the back of the front door 2, a center control board cover 37 which has a setting button opening 47a facing the pressing part of the setting button and is mounted covering the setting button, an open/close lid 471 mounted on the center control board cover openably covering the setting button opening and a spring which energizes the open/close lid to close the setting button opening. While the open/close lid closes the setting button opening, the open/close lid is positioned being hollowed inward from the back external surface of the center control board cover. COPYRIGHT: (C)2005,JPO&NCIPI
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