Patent ID: 6170951
Filing Date: 2001-01-09
Classification: G02C

Abstract:
A frame for spectacles, the frame comprisinga bridge having a pair of eyelets respectively corresponding to a pair of lenses, each eyelet for receiving a screw that extends through a first hole provided in a corresponding lens;a pair of sidearms respectively corresponding to the pair of lenses; anda pair of lugs respectively corresponding to the pair of lenses and said pair of sidearms, each lug having a first eyelet for receiving a screw that extends through a hole provided in the corresponding sidearm, and a second evelet for receiving a screw that extends through a second hole provided in the corresponding lens, such that said sidearms are respectively hinge coupled to the corresponding lenses,wherein rotation prevention means is provided for said bridge and each of said lugs, said rotation prevention means for receiving and engaging against a non-notched portion of a circumferential surface of the corresponding lens to prevent said lugs and said bridge from rotating relative to the pair of lenses,wherein said rotation prevention means of said bridge comprises a first cradle for receiving a portion of the circumferential surface of the corresponding lens,wherein said rotation prevention means of each of said lugs comprises a second cradle including two arms of metal wire bent symmetrically into a first portion extending substantially parallel to a major surface of the corresponding lens and departing from each other, and a second portion substantially perpendicular to said first portion and extending in a width direction of the circumferential surface of the corresponding lens.