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:
Feb. 27, 2007

Filed:

May. 24, 2005
Applicants:

Makoto Ogawa, Saitama, JP;

Junichi Eguchi, Saitama, JP;

Tsutomu Hirano, Saitama, JP;

Toshio Inoue, Saitama, JP;

Inventors:

Makoto Ogawa, Saitama, JP;

Junichi Eguchi, Saitama, JP;

Tsutomu Hirano, Saitama, JP;

Toshio Inoue, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 1/10 (2006.01); H02J 7/34 (2006.01); H02J 3/30 (2006.01); H02P 9/00 (2006.01); H02P 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A detecting means easily detects the abnormality of a generator having a plurality of power supply units. Each of the power supply units includes one of a plurality of output windings Lto L, which are wound independently of each other around single iron core, and one of rectifierstothat are provided in correspondence to the output windings and produces an integrated output. Controllerstocontrol the rectifiers such that the output voltage corresponds with a target. A voltage deviation judgment sectionoutputs the abnormal signal when one of the output voltages of the rectifierstois different from remains. A current deviation judgment sectionoutputs the abnormal signal when one of the output currents of the rectifierstois different from remains. When the abnormal signal is detected, the outputs of the rectifierstoare stopped.


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