| 摘要 |
PROBLEM TO BE SOLVED: To provide bank installation for a Pachinko game machine, whose structure in the bank can be simplified, which can reduce the number of parts, and in which maintenance of supply gutters and overflow gutters is collectively carried out. SOLUTION: The bank installation for the Pachinko game machines includes: an on-bank tank (3) which is arranged on a bank and where game balls to be supplied to each Pachinko game machine are stored; a supply gutters (4a, 4b) which is extended from the on-bank tank (3) to an bank end, flows out game balls in the on-bank tank (3) to be supplied to each Pachinko game machine; and overflow gutters (5a, 5b) which makes the game balls overflowing from the feeding gutters flow out to flow down the game balls into the in-bank tank arranged in the bank. The supply gutters and the overflow gutters are integrated to form an integral construction member having a flow passage for the game balls in the supply gutters and a flow passage for the game balls in the overflow gutters. COPYRIGHT: (C)2011,JPO&INPIT
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