| 摘要 |
PROBLEM TO BE SOLVED: To drive nails for game machines on a game machine panel of a thin board or of a resin. SOLUTION: The nail 11 for game machines has a driving part 14 which is driven into the game machine panel 2a and is formed at one end of a main body 11a of the nail. The driving part 14 includes a spiral part 14a with spiral grooves formed in the circumference and an end part 14b which is formed at the end of the spiral part 14a, has a diameter smaller than the outer diameter of the spiral part 14a, and has a flat surface at the farthest end. Moreover, a penetrating hole 2a-1 is formed on the game machine panel 2a, and the flat surface at the farthest end formed at the end part 14b of the nail 11 for game machines driven and fixed in the penetrating hole 2a-1 and the reverse side of the game machine panel 2a are placed on the same plane. COPYRIGHT: (C)2005,JPO&NCIPI
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