Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples
Patent
1987-09-08
1989-05-02
Bovernick, Rodney B.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Temples
351111, 351118, G02C 514, G02C 520
Patent
active
048263095
ABSTRACT:
A pair of eyeglasses or sunglasses in which there are eyeglass frames having a pair of support arms hinged therefrom. Each of the support arms has disposed between the ends thereof hollow resilient fluted coupling members having a plurality of linearly disposed contiguous flutes adapted to be adjustable in at least two different positions including a first position in which the flutes are closed to provide a first arm length, and a second position in which at least some of the flutes are open to provide a second arm length that is longer than the first arm length.
REFERENCES:
patent: 2012759 (1935-08-01), Hefner
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