The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2009
Filed:
Jan. 31, 2007
Applicants:
Walter Stieglbauer, Manning, AT;
Manfred Wimmer, Wels, AT;
Karin Himmelbauer, Linz, AT;
Inventors:
Assignee:
Fronius International GmbH, Pettenbach, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 11/11 (2006.01); B23K 11/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spot-welding tool having at least one electrode for resistance welding of workpieces such as metal sheets. The spot welding tool has a pressure element for holding down the workpieces arranged on the electrode in a region of the electrode cap to prevent process-dependent warping or arching of the workpiece.