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:
Jan. 12, 1982
Filed:
Jul. 24, 1980
Applicant:
Inventor:
Toshiyuki Okada, Mino, JP;
Assignee:
Osaka Transformer Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
21913051 ; 21913032 ;
Abstract
An a.c. arc welder includes a reactor between a source of a.c. power and a welding load for accumulating energy during the increase of voltage from the source. A bypass circuit is further provided in parallel to the reactor and the welding load for dissipating the accumulated energy as a welding current through the load.