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. 26, 1983
Filed:
Jun. 24, 1980
Applicant:
Inventors:
Yoshifumi Nagaoka, Ukyo-ku, Kyoto, 615, JP;
Kanji Morishima, Ukyo-ku, Kyoto, 615, JP;
Hiromi Ishii, Ukyo-ku, Kyoto, 615, JP;
Georges Bernard, 38120 St. Egreve, FR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
2001 / ; 2001 / ; 2001 / ;
Abstract
Gas-blast circuit interrupter having a gas-blast aspiration device for interrupting small currents and a magnetic blowout device which causes rotation of the arc and/or a gas blasting device by the thermal expansion of the gas in the arc-extinguishing chamber towards an expansion chamber for interrupting high currents about some hundred amperes.