Air supplying device for welding mask

Details Air supplying device for welding mask Air supplying device for welding mask

2011-07-05

2011-07-05

Moran, Katherine (Department: 3765)

Apparel

Guard or protector

For wearer's head

Reexamination Certificate

active

07971267

ABSTRACT:
Disclosed is an air supplying device for a welding mask, capable of supplying clean air into a face shield of the welding mask. According to an embodiment of the present invention, more specifically, the air supplying device comprises a housing connected to the face shield, a connection member connected to a supply port of the housing, a first opening/closing member connected to a first outlet part of the housing, and a second opening/closing member connected to a second outlet of the housing. Therefore, the air supplying device is capable of conveniently adjusting direction of a bellows hose connected to supply the air and also adjusting quantity and direction of the air being supplied.

REFERENCES:
patent: 4227520 (1980-10-01), Lord
patent: 5533500 (1996-07-01), Her-Mou
patent: 5887281 (1999-03-01), Green et al.
patent: 7178932 (2007-02-01), Buckman
patent: 2009/0055987 (2009-03-01), Becker et al.
U.S. Appl. No. 29/279,174, filed Apr. 23, 2007 for the applicant, Moon Young Huh.

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