Welder's helmet with retractable eye protective lens and easily

Details Welder's helmet with retractable eye protective lens and easily Welder's helmet with retractable eye protective lens and easily

1991-08-29

1993-07-06

Nerbun, Peter

Apparel

Guard or protector

For wearer's head

A61F 906

Patent

active

052242196

ABSTRACT:
A welder's helmet having a face-protective shell adapted for wearing over the face of a welder during welding operations, the shell having a front wall provided with a sight opening therethrough and rearwardly extending walls including top, bottom, and side walls, peripheral to the front wall for enclosing the face of a welder is provided. The helmet features a retractable carrier frame for a light-filtering lens normally in a position framing the sight opening and movable upwardly and backwardly to a position substantially coplanar with and substantially entirely within the area of the top wall of the face protective shell of the helmet and vice versa, guide means for the aforesaid movement of the carrier frame, and actuator means enabling a welder wearing the helmet to carry out the movement of the carrier frame. Also provided is an easily replaceable protective cover lens. Included is protective cover lens assembly comprising a cover lens; and a cover lens carrier frame having a side opening for the insertion of said cover lens. The cover lens assembly is slidably inserted in an opening in an outer frame at the outside face of the front wall of the helmet shell and disposed peripherally of the sight opening.

REFERENCES:
patent: 1205308 (1916-11-01), Work
patent: 2277090 (1942-03-01), Feiler
patent: 2726395 (1955-12-01), Anderson
patent: 3444561 (1969-05-01), Boyer
patent: 3768099 (1973-10-01), Manz
patent: 5012528 (1991-05-01), Pernicka et al.

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