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:
Aug. 06, 2013
Filed:
Apr. 13, 2012
Applicants:
Georgios Demetriades, Västerås, SE;
Anshuman Shukla, Västerås, SE;
Inventors:
Georgios Demetriades, Västerås, SE;
Anshuman Shukla, Västerås, SE;
Assignee:
ABB Research Ltd., , CH;
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hybrid circuit breaker, including a first circuit that includes: a main current path which includes a mechanical switch element, a commutation path arranged in parallel with the main current path and including a controllable semi-conductor switch element. The breaker also includes a first capacitor provided in the commutation path in series with the controllable semi-conductor switch element, and a second circuit, arranged in series with the first circuit and including a second capacitor and an inductance-generating element arranged in series with each other.