| 摘要 |
PROBLEM TO BE SOLVED: To permit a ball winning in a specific winning part to appropriately open and close the opening and closing members of a plurality of variable winning parts. SOLUTION: A ball discharged to the rear side of a game board 2 from the specific winning part 10 operates an effector 16 formed of a mechanical mechanism not using electricity in the course of falling down in a ball passage 15, the effector 16 opens opening and closing members 13, a variable winning part 11 is opened in the form permitting the ball to win from the front side of the game board 2, the ball operating the effector 16 falls down in the ball passage 15 while detouring around the variable winning part 11, and operates an effector 17 formed of a mechanical mechanism not using electricity. The effector 17 opens opening and closing members 14, the variable winning part 12 is opened in the form permitting the ball to win from the front side of the game board 2, and the ball operating the effector 17 falls down in the ball passage 15 while detouring around the variable winning part 12 and is discharged below the game board 2. COPYRIGHT: (C)2008,JPO&INPIT
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