Retractable eyewear retaining strap assembly

Details Retractable eyewear retaining strap assembly Retractable eyewear retaining strap assembly

2005-06-14

2005-06-14

Dang, Hung Xuan (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Temples

C351S113000, C351S117000, C351S156000

Reexamination Certificate

active

06905206

ABSTRACT:
A retractable eyeware retaining strap assembly consisting of a strap and a hollow eyewear temple for containing the strap, a strap retaining block to which the strap is attached positioned within the temple and arranged to slide along the temple, an elastic member such as an extendable spring connected between the block and the eyewear end of the temple and fastening means attached to the strap at the temple end for fastening the withdrawn strap to the eyewear. A block locking device is provided to secure the block at a desired position along the temple, particularly at one end or the other. The strap is withdrawn by releasing the block at the eyewear end of the temple and retracted by releasing the block at the temple end.

REFERENCES:
patent: 4479703 (1984-10-01), Enghofer
patent: 5790228 (1998-08-01), Bell, III
patent: 6547388 (2003-04-01), Bohn
patent: 6843562 (2005-01-01), Ng

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