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:
Apr. 19, 2022
Filed:
Jan. 31, 2018
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Masahiro Fujioka, Tokyo, JP;
Yasuhiro Tsukao, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 31/26 (2006.01); H02B 13/035 (2006.01); H02B 13/045 (2006.01); H02B 13/075 (2006.01);
U.S. Cl.
CPC ...
H02B 13/045 (2013.01); H01H 31/26 (2013.01); H02B 13/0358 (2013.01); H02B 13/075 (2013.01);
Abstract
A gas-insulated switchgear includes a main circuit conductor forming a bus line, a tank having a tubular main body in which the main circuit conductor forming the bus line is provided at its center, and a grounding-switch tank that is a branch pipe connected to the main body, in which a movable contact forming a branch line that branches from the main circuit conductor forming the bus line is provided, where a tubular surface of the main body is spherical, and has an opening that allows the movable contact to pass therethrough.