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. 11, 2022
Filed:
Apr. 09, 2020
Applicant:
Hitachi Energy Switzerland Ag, Baden, CH;
Inventors:
Samuel Brodeur, Varennes, CA;
Mattias Viksten, Ludvika, SE;
Glenn Stromberg, Ludvika, SE;
John Tillery, Ludvika, SE;
Assignee:
Hitachi Energy Switzerland AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/40 (2006.01); H01F 27/14 (2006.01); H01H 33/55 (2006.01);
U.S. Cl.
CPC ...
H01F 27/402 (2013.01); H01F 27/14 (2013.01); H01F 2027/404 (2013.01); H01H 33/555 (2013.01);
Abstract
A rupture reduction system for fluid-immersed electrical equipment includes a turret for mounting of a bushing. The turret is expandable in volume in response to a surge in pressure of the fluid in the turret. The expansion volume can be provided by an expandable section of the turret, which may include a bellows.