BOTTLE CAP WHICH CAN BE OPENED EASILY AND HARDLY CAUSES SLIP

摘要

PROBLEM TO BE SOLVED: To solve problems for example, when a cap of an unopened PET bottle or the like is turned by fingers and palm, a salient contacting finger cushions are swollen into a semi-cylindrical shape, so that a person whose force is weak, and when the cap is wet, grip force slips and it is difficult for loosening the cap.;SOLUTION: Half semi-cylindrical-shaped salient parts (2), which are formed into shapes obtained by cutting their left half parts vertically all semi-cylindrical-shaped salient parts (1) arranged vertically and arranged over whole wall of the cap, are formed. Thereby the bottle cap hardly cause slip of fingers and is easily opened.;COPYRIGHT: (C)2015,JPO&INPIT