Patent
   D793007
Priority
Feb 24 2016
Filed
Feb 24 2016
Issued
Jul 25 2017
Expiry
Jul 25 2032
Assg.orig
Entity
unknown
21
2
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 left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a second perspective view thereof;

FIG. 9 is a third perspective view thereof;

FIG. 10 is a fourth perspective view thereof; and,

FIG. 11 is an exploded view of the welding helmet, where the window of the front portion of the welding helmet being detached is a through hole while the window of the rear portion of the welding helmet is a darkened glass surface which prevents visibility of the internal parts of the welding helmet from outside.

Yang, Chunli

Patent Priority Assignee Title
D833084, Oct 20 2016 Esab AB Welding helmet
D834754, Oct 20 2016 Esab AB Welding helmet
D834759, Sep 22 2017 3M Innovative Properties Company Grinding visor frame
D834760, Sep 22 2017 3M Innovative Properties Company Front frame
D834762, Sep 22 2017 3M Innovative Properties Company Detachable chin shield
D835352, Oct 20 2016 Esab AB Welding helmet
D835353, Sep 22 2017 3M Innovative Properties Company Pivot knob ring for a welding helmet
D840606, Apr 03 2018 3M Innovative Properties Company Grinding protection plate
D841893, May 24 2016 3M Innovative Properties Company Recessed snag-resistant knobs for adjusting a welding shields pivot action
D857302, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D857303, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D857304, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D885678, Jan 27 2019 Jiangsu Meixin Optoelectronics Technology Co., Ltd. Welding mask
D885680, Jan 28 2019 Jiangsu Meixin Optoelectronics Technology Co., Ltd. Welding mask
D885681, Jan 28 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO. LTD. Welding mask
D893106, Oct 26 2018 3M Innovative Properties Company Welding helmet
D901087, Sep 22 2017 3M Innovative Properties Company Outer shield contour line
D901088, Sep 22 2017 3M Innovative Properties Company Grinding protection plate
D901782, Oct 26 2018 3M Innovative Properties Company Welding helmet
D942699, Jul 23 2019 Esab AB Helmet
D955656, May 12 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
Patent Priority Assignee Title
D654224, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D654634, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 24 2016YANG, CHUNLININGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0426710037 pdf
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