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:
Jun. 02, 2026

Filed:

Apr. 28, 2022
Applicants:

Autonetworks Technologies, Ltd., Yokkaichi, JP;

Sumitomo Wiring Systems, Ltd., Yokkaichi, JP;

Sumitomo Electric Industries, Ltd., Osaka, JP;

Inventors:

Shintaro Morino, Osaka, JP;

Kanzo Ishihara, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 25/18 (2006.01); H02K 3/28 (2006.01); H02K 3/50 (2006.01);
U.S. Cl.
CPC ...
H02P 25/188 (2013.01); H02K 3/28 (2013.01); H02K 3/50 (2013.01); H02K 2203/09 (2013.01);
Abstract

Provided is a multi-phase motor switching device capable of switching a plurality of coil parts constituting the phase coils of a multi-phase motor between a series connection and a parallel connection. A multi-phase motor switching device is used in a multi-phase motor provided with a first-phase coil, a second-phase coil, and a third-phase coil. The multi-phase motor switching device includes: a first switching unit configured to switch a plurality of first coil parts constituting the first-phase coil between a series connection and a parallel connection; a second switching unit configured to switch a plurality of second coil parts constituting the second-phase coil between a series connection and a parallel connection; a third switching unit configured to switch a plurality of third coil parts constituting the third-phase coil between a series connection and a parallel connection.


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