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:
Nov. 21, 2017
Filed:
Jun. 06, 2014
Applicant:
Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;
Inventor:
Tadahiro Yoshida, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02B 13/00 (2006.01); H02B 1/56 (2006.01); H02B 1/30 (2006.01); H02B 13/025 (2006.01); H02B 13/035 (2006.01);
U.S. Cl.
CPC ...
H02B 1/565 (2013.01); H02B 1/308 (2013.01); H02B 13/005 (2013.01); H02B 13/025 (2013.01); H02B 13/0358 (2013.01);
Abstract
Switchgear includes a duct by which inside portions of a plurality of cable compartments are linked each other; and a gas flow direction restriction device by which high-pressure gas is flowed only in a predetermined direction in the duct when the high-pressure gas is generated at the inside of any of the cable compartments in the plurality of cable compartments; in which the high-pressure gas can be ejected from a predetermined portion of the switchgear to the outside without increasing outer dimensions of the switchgear in accordance with an internal fault in the cable compartments.