Welding helmet

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top, front, right side perspective view of a welding helmet showing my new design;

FIG. 2 is a front elevational view of the welding helmet shown in FIG. 1;

FIG. 3 is a rear elevational view of the welding helmet shown in FIG. 1;

FIG. 4 is a left elevational side view of the welding helmet shown in FIG. 1;

FIG. 5 is a right elevational side view of the welding helmet shown in FIG. 1;

FIG. 6 is a top plan view of the welding helmet shown in FIG. 1; and,

FIG. 7 is a bottom plan view of the welding helmet shown in FIG. 1.

The broken lines shown in the drawings represent portions of the welding helmet that form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
5571217 November 5, 1996 Del Bon et al.
D394732 May 26, 1998 Huh
D398421 September 15, 1998 Crafoord et al.
5857215 January 12, 1999 Fergason et al.
6134716 October 24, 2000 Richardson
6151711 November 28, 2000 Edwards
6185739 February 13, 2001 Verkic et al.
D443394 June 5, 2001 Martin et al.
D444919 July 10, 2001 Kramer et al.
6401244 June 11, 2002 Kramer et al.
D481832 November 4, 2003 Huh
D482502 November 18, 2003 Huh
D482503 November 18, 2003 Huh
D499215 November 30, 2004 Cheng
6938276 September 6, 2005 Prendergast
D521190 May 16, 2006 Wu
D524991 July 11, 2006 Martin et al.
D527849 September 5, 2006 Huh
D530864 October 24, 2006 Huh
D540989 April 17, 2007 Huh
D540990 April 17, 2007 Huh
7308719 December 18, 2007 Huh
D565800 April 1, 2008 Wang
D565801 April 1, 2008 Curci et al.
7409723 August 12, 2008 Huh
D584006 December 30, 2008 Juhlin
D584858 January 13, 2009 Wang
D586051 February 3, 2009 Martin et al.
D586956 February 17, 2009 Huh
D594600 June 16, 2009 Huh
D628750 December 7, 2010 Schwanz
D635721 April 5, 2011 Cheng
D636129 April 12, 2011 Wu
D637353 May 3, 2011 Wang
D640419 June 21, 2011 Wright
D652577 January 17, 2012 Boffey et al.
D654224 February 14, 2012 Wu
D654225 February 14, 2012 Wu
D654226 February 14, 2012 Wu
D654634 February 21, 2012 Wu
D657918 April 17, 2012 Lee
D669227 October 16, 2012 Wang
D700402 February 25, 2014 Zhou
20070079417 April 12, 2007 Huh
20080060102 March 13, 2008 Matthews et al.
Patent History
Patent number: D734558
Type: Grant
Filed: Dec 16, 2013
Date of Patent: Jul 14, 2015
Assignee: Tecmen Electronics Co., Ltd. (Nanjing)
Inventor: Ziqian Wu (Nanjing)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/476,720