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. 10, 1995
Filed:
Sep. 23, 1993
Toshiyuki Tanibe, Hiroshima, JP;
Hiroshi Fujii, Hiroshima, JP;
Shinji Yamagata, Hiroshima, JP;
Shinsaku Yamasaki, Hiroshima, JP;
Tsukasa Iio, Hiroshima, JP;
Yoshiaki Kobayashi, Hiroshima, JP;
Setsuo Hosogai, Hiroshima, JP;
Kouhei Fujiwara, Hiroshima, JP;
Shirou Murata, Hiroshima, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A circuit breaker-includes: a casing having a base and a main cover secured to the base, the casing accommodating a circuit breaking mechanism; a recesses formed in one surface of the main cover, the opposite surface of which is on the side of the base, the recess being adapted to receive an auxiliary device of the circuit breaking mechanism; and an auxiliary cover mounted on the main cover in such a manner as to close the recess. The circuit breaker is automatically tripped when the auxiliary cover is opened, thus permitting installation of the auxiliary device thereon with high security.