Patent ID: 6464352
Filing Date: 2002-10-15
Classification: G02C

Abstract:
A detachable shelter frame for mounting in front of a primary spectacle frame which comprises a frame body comprising a primary bridge connected between two lenses, two side extensions provided at two outer sides of said lenses respectively, and two temples rearwardly extended from said side extensions respectively, wherein said shelter frame which supports two auxiliary lenses comprises:a bridge extended between said two auxiliary lenses; and a pair of resilient mounting devices provided at two inner sides of said auxiliary lenses for mounting said shelter frame in front of said primary spectacle frame, wherein each of said resilient mounting devices comprises: a resilient arm extending rearwardly from said inner side of said respective auxiliary lens of said shelter frame for riding on said primary spectacle frame; and an engaging member which is connected to said resilient arm for pressing against a rear side of said primary spectacle frame in such a manner that said two resilient arms substantially pull said two engaging members towards said primary spectacle frame so as to apply an urging pressure against said primary spectacle frame for holding said frame body of said primary spectacle frame between said shelter frame and said engaging members, so as to securely mount said shelter frame in front of said primary spectacle frame.