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. 23, 2016
Filed:
Jul. 19, 2013
Hitachi, Ltd., Chiyoda-ku, Tokyo, JP;
Hiroaki Hashimoto, Tokyo, JP;
Kenichi Okubo, Tokyo, JP;
Daisuke Ebisawa, Tokyo, JP;
Makoto Hirose, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A circuit breaker () formed with a sealed tank () having a breaker section and an operating mechanism () is laterally arranged in a lengthwise direction and is fixed to a frame (), and above the circuit breaker, main bus containers () are provided, substantially orthogonally to an axial direction of the circuit breaker (). Operating mechanism-side working space (B) and breaker section-side working space (C) are provided respectively above the operating mechanism () and the sealed tank (), and a hand hole () is provided on an upper surface of the sealed tank (). A connecting pin () is provided in a link mechanism connecting the operating mechanism () and the movable contact (), and an operating mechanism-side working hole for accessibility to the connecting pin () from the operating mechanism-side working space (B) is provided.