| 摘要 |
PROBLEM TO BE SOLVED: To stably shoot balls in pinball game machine. SOLUTION: A foul passage 34 is provided between an adjustment rail 30 and an outer rail 28, so that when a foul ball is produced, it is removed in an early stage and a possibility of collision between the foul ball and a shot ball can be suppressed to the minimum. This constitution can provide a stable ball shooting. COPYRIGHT: (C)2004,JPO
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