| 摘要 |
PROBLEM TO BE SOLVED: To increase the excitement of a game by controlling a screw body inside a frame by a driving actuator and a controlling means and by dropping a game ball through the screw body. SOLUTION: A ball guide for game machine is provided with a frame 1 on which a game ball drawing-in opening 1a is formed on the upper end and a game ball discharging opening 1b is formed at the lower part, a screw body 2 provided around a spindle section with one or more spiral passages 7 which lead game balls P drawn in from the game ball drawing-in opening to the game ball discharging opening, a driving actuator 9 which rotatingly drives the screw body, and a controlling means 15 which controls the driving actuator to change the position where the game balls dropped from the screw body drop. COPYRIGHT: (C)2006,JPO&NCIPI
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