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.

Date of Patent:
Aug. 25, 2020

Filed:

May. 18, 2018
Applicant:

General Electric Technology Gmbh, Baden, CH;

Inventors:

Joel Ozil, Saint Andéol le Château, FR;

Matthieu Barre, St André de Corcy, FR;

Cedrid Delhomme, Trept, FR;

Nadia Hasnaoui, Lyons, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/90 (2006.01); H01H 33/91 (2006.01); H01H 33/86 (2006.01);
U.S. Cl.
CPC ...
H01H 33/905 (2013.01); H01H 33/86 (2013.01); H01H 33/904 (2013.01); H01H 33/91 (2013.01); H01H 2033/908 (2013.01);
Abstract

A circuit breaker including a stationary frame, at least a pair of arc contacts, an actuation rod, a compression chamber in which a portion of the dielectric gas is compressed; a cylinder and a piston connected with the rod, which are movable within the stationary frame along main axis, for compressing the portion of the dielectric gas in the compression chamber; a link mechanism connecting the piston to the rod, wherein the stationary frame includes a cylindrical portion with which each of the piston and of the cylinder are radially in gastight contact and which bounds the compression chamber together with the piston and the cylinder.


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