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:
Jul. 24, 2001
Filed:
Feb. 01, 2000
Rolf Larsson, Laxå, SE;
Esab AB, Göteborg, SE;
Abstract
The invention relates to a welding assembly for joining together workpieces (,) along a joint between said pieces by means of friction stir welding. The welding assembly comprises a welding probe (,) intended to be advanced along said joint during the welding operation. The welding probe comprises a body (,) and a pin (,), the body being arranged to be pressed against the upper faces of the workpieces during the welding operation whereas the pin is arranged to be moved along said joint during the welding while being rotated and pressed against said workpieces. The pin (,) and the body (,) are also so arranged relative to one another as to be mutually movable, allowing said pin and said body to perform different movement patterns relative to one another.