| 摘要 |
PROBLEM TO BE SOLVED: To make it possible to accurately measure the angle of a nail driven into the board face of a pachinko game machine and to adjust the nail by anyone. SOLUTION: A pachinko nail angle measuring gauge has measuring arms 3, 3' continuously formed at both end portions of a rectangular base plate 2 flush with the base plate 2 at right angle and having the function as supporting legs. And one measuring arm is slidably constituted, abutting faces 11 of end portions of both the measuring arms on which the nail 6 abuts becomes a measuring gauge and the length between the measuring arms is longer than the height of the pachinko nail in the pachinko nail angle measuring gage. COPYRIGHT: (C)2006,JPO&NCIPI
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