Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Folding
Patent
1999-02-04
2000-04-11
Dang, Hung Xuan
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Folding
351 41, 351119, G02C 508
Patent
active
060480629
ABSTRACT:
An improved structure of a foldable glasses comprises two lenses and two supporting legs. The front ends of the two supporting legs are pivotally connected with outer sides of the two lenses, the supporting legs are formed with respective front sections and rear sections, the front sections and the rear sections are pivotally connected with one another. Each of the two lenses has a respective pivotal portion, and the two pivotal portions are horizontally penetrated by a pivotal element so as to pivotally connect the two lenses. Thereby, foldable, portable and storable glasses structure are formed and these glasses are suitable to glasses without frames and have a special folded way. Thus, the two lenses and two supporting legs are formed with a folding way in different directions so as to reduce the overlapping width.
REFERENCES:
patent: 1936319 (1933-11-01), Wingate
patent: 2307419 (1943-01-01), McNeill et al.
patent: 4367929 (1983-01-01), Fortini
patent: 5532766 (1996-07-01), Mateer et al.
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