Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Folding
Patent
1991-05-24
1993-07-06
Bovernick, Rodney B.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Folding
G02C 508
Patent
active
052258572
ABSTRACT:
Disclosed is a collapsible glasses frame having fronts which are spread when used and collapsible when not used, comprising a mechanism for setting a pad member into a predetermined position when the fronts are spread for use, and a mechanism for shifting the pad member when said fronts are folded up, thus enabling the glasses frame to be made more compact.
REFERENCES:
patent: 1113194 (1914-10-01), Carlson
Bovernick Rodney B.
Nikon Corporation
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