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:
Aug. 04, 2026

Filed:

Mar. 06, 2024
Applicant:

Bsh Hausgeräte Gmbh, Munich, DE;

Inventors:

Wenhuan Zhen, Xuzhou, CN;

Lei Yao, Nanjing, CN;

Zhengwei Li, Nanjing, CN;

Assignee:

BSH Hausgeräte GmbH, Munich, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02P 25/18 (2006.01); D06F 23/00 (2006.01); D06F 34/00 (2020.01); D06F 37/30 (2020.01); D06F 105/46 (2020.01);
U.S. Cl.
CPC ...
H02P 25/188 (2013.01); D06F 23/00 (2013.01); D06F 34/00 (2020.02); D06F 37/304 (2013.01); D06F 2105/46 (2020.02);
Abstract

A motor drive system, in particular for a laundry cleaning device, includes a controller, a motor drive module, and a motor. The motor includes a three-phase winding. Each phase winding includes at least two winding units. The motor drive module is configured to drive the motor to operate based on a control instruction of the controller. A winding switching module is respectively connected to the controller, to the motor drive module and to the motor and is configured to obtain an operating mode of the laundry cleaning device from the controller and to control a type or manner of connection of the winding units in the three-phase winding based on the operating mode.


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Zhen, Wenhuan. (2026). Motor drive system for a household appliance (U.S. Patent No. 12700818). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12700818

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