| 摘要 |
PROBLEM TO BE SOLVED: To make such an unfair act of an unfair player as to open a premium winning guide member of a game ball premium winning device, which is to catch game balls by opening/closing the premium winning guide member on the game board face of a pachinko game machine, using a wire, etc., without opening a glass door, almost impossible without making a fair opening act for the premium winning guide member hard. SOLUTION: A premium guide member 5 of a pachinko machine is supported by an almost horizontally equipped rotation shaft 6 so as to be toppled down. A game ball is captured on the premium winning member to win a premium during the premium guide member is toppled down. A lock mechanism to lock the premium winning member in an erecting condition by making a braking piece face a prescribed relative position is equipped as well as a lock releasing member 20 to move the braking piece to release the lock condition. A small hole 26 into which a pin 30 can be inserted is bored to enable the lock releasing member to be released by the pin 30 inserted through the small hole 26.
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