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. 10, 1979
Filed:
Mar. 18, 1976
Applicant:
Inventors:
Paul Opprecht, Bergdietikon, CH;
Martin Kaul, Bellikon, CH;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219 83 ; 219 64 ; 219 84 ;
Abstract
Method and apparatus for longitudinally seam welding overlapped edges of metal sheets with continuously renewable flat wire electrodes in which the edges are overlapped a distance of from three to no more than six times the thickness of the edges and the flat wire electrodes have a width from about two to three times the width of the overlap.