Eyeglasses protective against gases

Details Eyeglasses protective against gases Eyeglasses protective against gases

1988-11-23

1992-05-12

Nerbun, Peter

Apparel

Guard or protector

For wearer's head

2439, A61F 902

Patent

active

051115360

ABSTRACT:
The present invention pertains to safety eyeglasses. The safety eyeglasses protect a user against gases. The eyeglasses include a frame having a flat surface and an eye space surrounding both eyes of a user. The eye space is equipped with fittings to accept eye lenses. These fittings are attached asymmetrically at the corresponding angle (60) to the flat surface. The improvement in the safety eyeglasses comprises, on the flat surface of the eye glass frame protruding from this surface, a first and second single fold bellow forming a first and second eye space, respectively, and fittings for the eyeglasses which are a part of the bellow.

REFERENCES:
patent: Re12816 (1908-06-01), Cover
patent: 1949595 (1934-03-01), Willson et al.
patent: 2321159 (1943-06-01), Ryan
patent: 4698857 (1987-10-01), Kastendieck et al.

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