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. 12, 1977
Filed:
Feb. 13, 1975
Applicant:
Inventors:
Toshihiko Watanabe, Kamakura, JA;
Tokuji Maruyama, Fujisawa, JA;
Assignee:
Kobe Steel Ltd., Kobe, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219126 ; 219 / ; 219123 ;
Abstract
An arc welding machine having a strap sliding to advance with advance of the welding position, wherein an electric conductor is disposed on the strap at a position not facing a welding groove with the electric conductor being insulated from the strap, and electric current being applied to the electric conductor while it is being cooled by water, to thereby control the arc direction.