Claims
- 1. Goggles adapted for use in cold weather which comprise:
- a lens assembly;
- an elastomeric pliable frame having ventilating apertures therethrough, said frame peripherally mounting said lens assembly, wherein said lens assembly comprises:
- a first lens having an outer face exposed to ambient air and an opposite inner face;
- a heat-reflective, semi-transparent coating applied to said inner face;
- a heat-conductive second lens inwardly parallel and spaced-apart from said first lens, said second lens being devoid of any reflective coating;
- a peripheral spacing seal hermetically closing an interstice between said first and second lenses, and
- wherein said first lens has a peripheral margin extending beyond the edges of the second lens; and
- said frame having a peripheral groove shaped and dimensioned to engage said margin.
- 2. The goggles of claim 1, wherein said reflective coating is made of defused gold particles.
- 3. An anti-fogging lens assembly for goggles used in cold weather which consists of:
- a heat-reflective first lens having an outer face exposable to ambient air, and an opposite inner face having a reflective coating applied thereto;
- a heat-conductive second lens inwardly parallel and spaced-apart from said first lens, said second lens being devoid of any reflective coating; and
- a peripheral spacing seal hermetically closing an interstice between said first and second lenses.
PRIOR APPLICATION
This is a continuation-in-part application of copending application serial number 07/410,041 filed Sept. 20, 1989, now abandoned.
US Referenced Citations (10)
Foreign Referenced Citations (2)
Number |
Date |
Country |
2408982 |
Sep 1975 |
DEX |
0207060 |
Aug 1989 |
JPX |
Non-Patent Literature Citations (1)
Entry |
"Non-Misting Safety Goggle" Manufacturing Optician, vol. 15, No. 6, p. 275, Mar. 1962. |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
410041 |
Sep 1989 |
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