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:
Oct. 01, 1985
Filed:
May. 03, 1984
Sadao Nakanishi, Ise, JP;
Yoshihiro Nakajima, Ise, JP;
Hitoshi Kawano, Ise, JP;
Akihiko Ihochi, Odawara, JP;
Takaaki Ogasawara, Yokohama, JP;
Tokuji Maruyama, Nagaodai, JP;
Kabushiki Kaisha Kobe Seiko Sho, Kobe, JP;
Shinko Electric Co., Ltd., Tokyo, JP;
Abstract
A method and a device for controlling a welding power supply, employing a control device essentially including a first switch means consisting of at least one switch in element to be turned on and off to control the output current of the power supply, second switch means adapted to be inserted in a welding current attenuating path when the first switch means is in off state, and an impedance means consisting of at least one impedance element connected parallel with the second switch means.