| 摘要 |
PROBLEM TO BE SOLVED: To clean the inside of a predetermined area of a game machine.SOLUTION: A game machine comprises: a movable member which moves within a predetermined area; and movable member control means which controls the movable member. The movable member comprises a contact part to be brought into contact with another member within the predetermined area, and the movable member control means controls the movable member and thereby executes contact operation control for moving the movable member with the contact part in contact with another member.SELECTED DRAWING: Figure 22 |
