Welding tongs

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Description

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.

Claims

The ornamental design for welding tongs, as shown and described.

Referenced Cited
U.S. Patent Documents
3066216 November 1962 Busche
4771160 September 13, 1988 Pitsch et al.
D327694 July 7, 1992 Tanaka
5128510 July 7, 1992 De Bruyn et al.
D363298 October 17, 1995 Takemi
6512194 January 28, 2003 Koshurba et al.
6723944 April 20, 2004 Angel
6852941 February 8, 2005 Masanori
6870121 March 22, 2005 Beauregard et al.
6875945 April 5, 2005 Knauff et al.
6909064 June 21, 2005 Angel
6911616 June 28, 2005 Kilabarda et al.
Foreign Patent Documents
199 04 651 August 2000 DE
202 01 734 July 2003 DE
Patent History
Patent number: D523044
Type: Grant
Filed: May 21, 2004
Date of Patent: Jun 13, 2006
Assignee: S.W.A.C. Schmitt-Walter Automation Consult GmbH (Oberhaching)
Inventor: Robert Hartmann (Munich)
Primary Examiner: Antoine D. Davis
Attorney: Fynn, Thiel, Boutell & Tanis, P.C.
Application Number: 29/205,878
Classifications