G - Physics – 02 – C
Patent
G - Physics
02
C
88/36
G02C 5/14 (2006.01) G02C 1/04 (2006.01)
Patent
CA 1144790
ABSTRACT OF THE DISCLOSURE An eyeglass frame having removable lenses consisting of lens rings to which are secured fixed inner, upper, and lower lens hooks receiving a removable lens. The frames may be utilized for interchangeable prescription, non-prescription, safety glasses and sunglasses. A movable temple lens latch completes the retention means for retaining the lenses in the eyeglass frame. Five species of temple lens latches are visualized. The preferred species is a tiltable catch. Other species visualized are spring loaded projection, frictional slide projection, a swing projecting arm, and detachable retention pins.
368915
Osler Hoskin & Harcourt Llp
Solomon Charles I.
LandOfFree
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