Welding helmet

Details Welding helmet Welding helmet

2007-02-20

2007-02-20

Husar, Stephen F. (Department: 2875)

Illumination

With wearing apparel or body support

Head covering or clamp

C362S106000, C362S373000, C219S147000, C002S008600

Reexamination Certificate

active

11324913

ABSTRACT:
Apparatus10discloses an improved welders helmet having a replaceable lens16thereon incorporating an electrically driven fan14which receives filtered air through a plurality of air ducts24having a filter22thereon. A receptacle20for containing a battery is disposed on the helmet along with photovoltaic elements32for recharging the batteries from the flash of the weld. Lights30are also disposed on the helmet.

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patent: 6340234 (2002-01-01), Brown, Jr.
patent: 2005/0077278 (2005-04-01), Steinemann
patent: 2184929 (1998-03-01), None
patent: 1511303 (1978-05-01), None
patent: WO 81/02514 (1981-09-01), None

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