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:
Dec. 10, 2013
Filed:
May. 26, 2010
Applicants:
Kei Aimi, Osaka, JP;
Hidetoshi Oyama, Osaka, JP;
Atsuhiro Kawamoto, Hyogo, JP;
Masaru Kowa, Osaka, JP;
Inventors:
Kei Aimi, Osaka, JP;
Hidetoshi Oyama, Osaka, JP;
Atsuhiro Kawamoto, Hyogo, JP;
Masaru Kowa, Osaka, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control method for an arc welding apparatus having a function of prohibiting detection of neck based on a change amount of welding voltage and an arc welding apparatus using the method. Thus, since neck determination can be carried out accurately by preventing wrong detection of neck, it is possible to reduce the occurrence of spatter.