Patent
   D523044
Priority
Nov 24 2003
Filed
May 21 2004
Issued
Jun 13 2006
Expiry
Jun 13 2020
Assg.orig
Entity
unknown
7
14
n/a
The ornamental design for welding tongs, as shown and described.

The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a perspective view from the right side with a bracket for a roboter arm;

FIG. 2 is a side view from the left side with a bracket for a roboter arm;

FIG. 3 is a side view from the left side without a bracket for a roboter arm;

FIG. 4 is a perspective view from the left side without a bracket for a roboter arm;

FIG. 5 is a perspective view from the right side without a bracket for a roboter arm;

FIG. 6 is a perspective view from the left side and from the front without a bracket for a roboter arm;

FIG. 7 is a perspective view from the left side and from the back side without a bracket for a roboter arm; and,

FIG. 8 is a perspective view from the right side without a bracket for a roboter arm.

Hartmann, Robert

Patent Priority Assignee Title
D647547, Jun 24 2008 SMK Co., Ltd. Lower electrode structure for welding
D666644, Oct 21 2011 Miller Weldmaster Corporation Portable heat welding machine
D693393, Oct 21 2011 Miller Weldmaster Corporation Portable heat welding machine
D763333, Jun 02 2015 Welding machine
D925622, Oct 09 2019 Munsch Kunststoff-Schweisstechnik GmbH Extruder
ER1810,
ER6736,
Patent Priority Assignee Title
3066216,
4771160, Jul 08 1986 Lothar Schmitt GmbH Welding tongs
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6512194, Nov 19 1999 Michigan Technological University Multi-arm weld gun
6723944, Sep 05 2002 Comau LLC Pinch weld gun
6852941, Sep 25 2003 KYOKUTOH CO , LTD Welding robots for spot welding
6870121, Aug 17 1999 Milco Manufacturing Co. Modular welding guns
6875945, Jan 23 2002 Siemens Aktiengesellschaft Welding tongs
6909064, Apr 07 2003 Comau, Inc Pinch weld gun with swivel shunt connection
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DE19904651,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 21 2004S.W.A.C. Schmitt-Walter Automation Consult GmbH(assignment on the face of the patent)
Jul 02 2004HARTMANN, ROBERTS W A C SCHMITT-WALTER AUTOMATION CONSULT GMBHASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0150630086 pdf
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