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. 11, 1984
Filed:
Nov. 05, 1982
Applicant:
Inventor:
Toshiaki Yoshizumi, Minoo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01N / ;
U.S. Cl.
CPC ...
2001 / ; 200145 ; 2001 / ;
Abstract
A circuit including arcing contacts is connected in parallel with main contacts of a disconnector to facilitate interruption of a loop current caused through the disconnector when switching main bus bars in a power station. A switching surge suppression resistor is adapted to be inserted in and removed from the circuit of the arcing contacts. Plural pairs of arcing contacts are provided in the circuit of arcing contacts.
Yoshizumi, Toshiaki. (1984). Gas insulated disconnector (U.S. Patent No. 4488021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4488021
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile