Patent ID: 6293423
Filing Date: 2001-09-25
Classification: H01R

Abstract:
A cap-member to be engaged with a cylindrical body having an engaging groove provided thereon, said cap-member, comprising:a peripheral wall; andan elongated resilient locking arm formed by making a pair of elongated parallel slits, whose ends being connected to each other, on said peripheral wall,wherein said locking arm extends in a circumferential direction of said peripheral wall and has a length more than at least twice a width of said locking arm,wherein said locking arm is provided with an inwardly protruded engaging protrusion integrally formed at a free end thereof and having a length more than at least said width of said locking arm along said circumferential direction,wherein a base of said engaging protrusion has a same width as said width of said locking arm and a height of said engaging protrusion is constant in said circumferential direction,wherein said engaging protrusion is provided with a tapered surface inclined in a fitting direction of said cap-member for facilitating to fit said engaging protrusion in said groove and with a four-sided engaging plane perpendicular to said fitting direction on a back of said tapered surface to engage said engaging groove, andwherein said engaging protrusion engages said engaging groove simultaneously with fitting of said cap-member on said cylindrical body.