Clip-on with flexible and expandable bridge member

Details Clip-on with flexible and expandable bridge member Clip-on with flexible and expandable bridge member

2007-10-23

2007-10-23

Dang, Hung Xuan (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With antiglare or shading

C351S048000, C351S057000, C351S058000, C351S126000, C351S128000

Reexamination Certificate

active

11125513

ABSTRACT:
The expandable and flexible bridge member is adapted for use a a part of clip-on sunglasses. It permits the sunglasses to be mounted on any eyeglasses, including those with a protruding bridge, with the bridge member of the sunglasses in alignment with the bridge of the eyeglasses. The bridge member can take the form of a uniquely shaped spring with a shrink wrapped plastic sleeve or one or more strips of elastic or rubber-like material. The bridge member is provided with a bridge engaging capability so that proper alignment is maintained with the eyeglasses bridge. The bridge engaging structure may take the form of a recess or a hook.

REFERENCES:
patent: 2926563 (1960-03-01), Lockwood
patent: 3575497 (1971-04-01), Lockwood
patent: 5164749 (1992-11-01), Shelton
patent: D350359 (1994-09-01), Friedman
patent: 5477281 (1995-12-01), Boyer
patent: 5953096 (1999-09-01), Friedman
patent: 6244704 (2001-06-01), Xiao
patent: 6302538 (2001-10-01), Friedman
patent: 6371612 (2002-04-01), Barrows
patent: 6685312 (2004-02-01), Friedman
patent: 6773105 (2004-08-01), Friedman
patent: 6869179 (2005-03-01), Friedman
patent: 7052129 (2006-05-01), Chao et al.

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