| 摘要 |
PROBLEM TO BE SOLVED: To prevent idle shooting due to the fact that game balls do not flow to a shooting device against the intention of a player by dissolving and preventing the ball clogging of the game balls supplied to the shooting device. SOLUTION: In a shooting game ball supply system from the tip of the game ball supply guide part 19 of an upper tray main body 6a through a straightening device 12 to the shooting device 16, a sensor 20 is provided on the entrance side of the straightening device 12, a vibration means 21 is provided on the tip of the game ball supply guide part 19, and in the case that the state of not detecting the game ball by the sensor 20 continues for prescribed time during the operation of the shooting device 16, the vibration means 21 is operated and the ball clogging is dissolved. Or, by repeatedly operating the vibration means 21 every time a shooting hammer 15 performs the operation of shooting the game ball for the prescribed number of times during the operation of the shooting device 16 or once at every prescribed interval of time, or by operating the vibration means 21 in synchronism with the operation of shooting the game ball by the shooting hammer 15, the ball clogging is prevented.
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