PURPOSE: To simplify the manufacturing process of a PACHINKO island board and to provide the PACHINKO island board of high durability.
CONSTITUTION: A box type unit 35 to be installed in the center part of the PACHINKO island board 2 is formed by frameworking with a metallic member, and a ball polishing and conveying device 20 and an assembly of devices such as a refilling tank 70 and a ball overflow device 80, etc., relating to the device 20 are installed in the inside of the unit 35. Since the box type unit 35 is constituted by dividing into upper, middle and lower stages, respectively, it is possible to cope with the change of the installing direction and the kinds of the ball polishing and conveying device 20 even when such change occurs.
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WAKANA YOSHIO
TAYUI MAKOTO
TAKEUCHI HIDEKATSU