| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique providing brand display on a head of a screw in regard to scissors comprised by coupling a scissors half body and a scissors half body by a screw. SOLUTION: The screw is provided with a male screw and a female screw. The male screw has a head part formed with a groove, and a shaft part connected to the head part. A male screw part is formed on an outer circumference side face of the shaft part. The female screw has a head part, and a shaft part formed with corner parts on an outer circumference face connected to the head part. A female screw part for screwing the male screw part is formed on an inner circumference side face of a hole formed from a tip side of the shaft part in parallel with an axial direction. COPYRIGHT: (C)2008,JPO&INPIT
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