Patent
   D308586
Priority
Aug 03 1987
Filed
Aug 03 1987
Issued
Jun 12 1990
Expiry
Jun 12 2004
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for a welding helmet, as shown and described.

FIG. 1 is a front elevational view of a welding helmet showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a top plan view thereof.

The headband shown in broken lines in FIGS. 3, 4 and 5 is for illustrative purposes only and forms no part of the claimed design.

Van Wyk, Dennis A.

Patent Priority Assignee Title
6178552, Apr 15 1997 Welding helmet
8990963, Aug 23 2006 Lincoln Global, Inc. User-friendly welding helmet assembly
9889045, Aug 23 2006 Lincoln Global, Inc User-friendly welding helmet assembly
D340547, Jun 08 1990 Helmet with voice actuated visor
D366540, Jul 07 1994 Welding mask
Patent Priority Assignee Title
181887,
220076,
D249827, Feb 28 1977 Arcair Company Welding helmet
D267207, Oct 17 1980 Racal Corporation; RACAL HEALTH & SAFETY, INC Welder's helmet
D296832, Jan 23 1986 Welder's helmet with sensor-actuated illumination attachment
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