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:
Jan. 09, 2018

Filed:

Jun. 25, 2014
Applicant:

Toshiba Mitsubishi-electric Industrial Systems Corporation, Chuo-ku, JP;

Inventors:

Tatsuaki Ambo, Tokyo, JP;

Eiichi Ikawa, Tokyo, JP;

Chieko Umeno, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); H01L 31/02 (2006.01); H02S 50/10 (2014.01);
U.S. Cl.
CPC ...
G01R 31/024 (2013.01); G01R 31/025 (2013.01); H01L 31/02021 (2013.01); H02S 50/10 (2014.12); Y02E 10/50 (2013.01);
Abstract

There is provided a fault detecting apparatus for detecting a fault in an electric circuit including connecting circuits and an aggregating circuit. The fault detecting apparatus includes a fault detector that detects a fault when at least one of connecting circuit current detectors detects that a current flows and an aggregating current detector detects that a current does not flow.


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