Patent
   D592360
Priority
Jan 08 2008
Filed
Jan 08 2008
Issued
May 12 2009
Expiry
May 12 2023
Assg.orig
Entity
unknown
1
11
n/a
The ornamental design for a welding hood nut, as shown and described.

FIG. 1 is an environmental perspective view of a first embodiment of a welding hood nut showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view with the left side being a mirror image thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is an environmental perspective view of a second embodiment of a welding hood nut showing my new design;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a rear elevational view thereof;

FIG. 10 is a right side elevational view with the left side being a mirror image thereof; and,

FIG. 11 is a top plan view with the bottom view being a mirror image thereof.

The broken line showing of the welding helmet in FIGS. 1 and 7 is for illustrative purposes only and forms no part of the claimed design.

Piester, Chad W.

Patent Priority Assignee Title
D675789, Feb 25 2009 Lincoln Global Inc. Welding helmet tilt arm
Patent Priority Assignee Title
4907300, Dec 03 1986 Helmets Limited Helmet and visor mechanism therefor
5571217, Jul 24 1992 Optrel AG Protective assembly for the protection of the human head
5845341, Jun 10 1997 MSA Technology, LLC; Mine Safety Appliances Company, LLC Combination head and eye-protective apparatus and goggles
6260197, Apr 09 1999 Kimberly-Clark Worldwide, Inc Welding helmet with conical pivoting mechanism for head gear strap
20080060102,
D278029, Jul 01 1983 BOLLINGER INDUSTRIES, INC , A DE CORP Nut
D295370, Mar 04 1985 CRAGAR INDUSTRIES, INC Wheel nut
D311131, Jul 20 1987 Combined nut and guard cap
D459207, Mar 01 1999 MIYATA, YOSHIKO 50% SHARE Nut
D540989, Aug 31 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D551961, Oct 18 2005 OTOS TECH CO , LTD Rotary shaft nut of a welding mask
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