PURPOSE: To improve the workability when a ball discharging unit is fitted by adjusting the height of the ball discharge port of a ball discharge arm with a vertically adjusting cam system.
CONSTITUTION: A driving node member 41 protrudably supported on a fitting section 30 and a driven node member 45 vertically rocking the free end of a ball discharge arm 50 in response to the protruding action of the driving node member 41 are provided on a vertically adjusting cam system 40. When the driving node member 41 of the vertically adjusting cam system 40 is protruded against the driven node member 45, the height of the ball discharge port 51b of the ball discharge arm 50 can be adjusted, thus one kind of the ball discharge port 51b can be positioned to several kinds of pachinko stands 11 having ball dishes with different heights, and it is unnecessary to select the ball discharging unit 50 according to the height of the ball dish 15 when the ball discharging unit 50 is fitted.
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TSUBOTA KOICHI
KADOMATSU HIDEYUKI
KENMETSUKU KK