BALL RETURNING DEVICE FROM LOWER TRAY TO UPPER TRAY IN PACHINKO GAME MACHINE

PROBLEM TO BE SOLVED: To provide a ball returning device from a lower tray to an upper tray in a pachinko game machine, which can lift pachinko balls from the lower tray to the upper tray by a button operation, and can smoothly perform the feeding in spite of that the feeding is performed in the resisting direction to the gravity. SOLUTION: This ball returning device is equipped with a ball lifting cylinder in which a ball feeding screw is fitted so that balls can be replenished from the lower tray to the upper tray having shortage of balls. In the ball lifting cylinder, a guiding grooved path with which balls pinched between screw blades are engaged only in a manner to be vertically movable is provided. Then, a ball inlet from the lower tray is provided at the lower end part of the guiding grooved path, and a ball outlet to the upper tray is provided at the upper end part respectively. On the lower tray, a returning port for feeding out balls which are made to roll into the inlet is provided in a manner to be openable/closable by the button operation. COPYRIGHT: (C)2004,JPO&NCIPI