| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a game machine capable of preventing the increase in a manufacturing cost in a simple constitution and preventing the occurrence of a malfunction and a trouble of a contact detecting means. <P>SOLUTION: This Pachinko game machine 1 is provided with a sub CPU 51 and an image control circuit 55 executing various types of performances according to a game state, and an operation switch 12 executing the operation of the performance to be executed by the sub CPU 51 and the image control circuit 55 by the operation of the player; the operation switch 12 is constituted of a piezoelectric-crystal element detecting that a finger touches the operation switch 12; the piezoelectric-crystal element is provided inside an upper plate 7; and a protective layer 17 where the finger touches is set approximately flush with the surface of the upper plate 7. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
