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:
May. 07, 2002
Filed:
Jul. 16, 1999
Applicant:
Inventors:
Gérard Plottier, Pierrefitte, FR;
Francis Briand, Paris, FR;
Assignee:
La Soudure Autogene Francaise, Paris Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/09 ;
U.S. Cl.
CPC ...
B23K 9/09 ;
Abstract
A method and a device for pulsed arc welding in which the electric current has conductance with pulse drops and/or pulse rises between 50 A/ms and 1000 A/ms, and more particularly between 100 A/ms and 500 A/ms, with the exception of a triangular pulse. The invention is applicable to MIG or MAG welding.