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:
Feb. 15, 2005
Filed:
Dec. 15, 1998
Applicant:
Rolf Larsson, Laxå, SE;
Inventor:
Rolf Larsson, Laxå, SE;
Assignee:
Esab, AB, , SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K020/12 ; B23K037/04 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a welding apparatus comprising a welding unit, a work-table for supporting the workpieces to be welded, and the clamping means for clamping the workpieces to the work-table in the direction towards one another during the welding operation. The welding unit comprises a friction stir welding head and a fusion welding head.