Welding helmet

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Description

FIG. 1 is a perspective view of a welding helmet showing our new design;

FIG. 2 is a right side view thereof, the left side view being a mirror image thereof.

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

In the drawings, the broken lines in FIGS. 1-6 depict portions of the design that form no part of the claim.

Claims

The ornamental design for a welding helmet, as shown and described.

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Other references
  • Juhlin, et al., 3M Speedglas 9100 iF Inernational Forum Design GmbH, © 2009, Verlag, ISBN: 978-3-7643-8981-9.
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Patent History
Patent number: D667173
Type: Grant
Filed: Aug 31, 2010
Date of Patent: Sep 11, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Oskar Juhlin (Gustavsberg), Martin Birath (Liding{hacek over (o)}), Björn Daniels (Vikarbyn)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/368,892
Classifications
Current U.S. Class: Element Or Attachment (D29/122)