Patent ID: 6402318
Filing Date: 2002-06-11
Classification: G02C

Abstract:
A magnetic shelter frame constructed to mount on a primary spectacle frame which comprises a frame body comprising a pair of lens rims for mounting a pair of lenses in position, wherein each of said lens rims comprises a frame locker for fastening up two ends of said respective lens rim to securely lock up said respective lens within said respective lens rim, each of said frame lockers is made of magnetic attractable material, said frame body comprising a primary bridge connected between said pair of lenses and two side extensions provided at two outer sides of said lenses respectively, each of said side extensions having a hinge portion rearwardly extended therefrom for pivotally coupling a temple;said magnetic shelter frame supporting two auxiliary lenses and comprising a bridge extended between said two auxiliary lenses, two side interlocking means provided at two sides of said auxiliary lenses respectively for interlocking with said two frame lockers of said frame body of said primary spectacle frame; each of said interlocking means comprising a supporting arm and a magnetic seat connected from said supporting arm, wherein said two supporting arms are rearwardly extended over said two side extensions of said primary spectacle frame from said shelter frame respectively and said two magnetic seats magnetically attract from behind said two frame lockers and engage with said two frame lockers of said frame body respectively, so as to secure said magnetic shelter frame in front of said primary spectacle frame.