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:
Apr. 03, 2012
Filed:
Jan. 19, 2010
Ben to Fan Wong, Hong Kong, CN;
Hong Wei Zhang, Shenzhen, CN;
Ben To Fan Wong, Hong Kong, CN;
Hong Wei Zhang, Shenzhen, CN;
Johnson Electric S.A., La Chaux-de-Fonds, CH;
Abstract
A PMDC motor, particularly for driving an automobile liftgate, comprises a stator and a rotor rotatably mounted to the stator. The stator comprises a housing and an end cap mounted to one end of the housing. The end cap comprises: a first brush, a second brush, a first terminal, a second terminal, a first choke connected in series with the first brush and the first terminal, a second choke connected in series with the second brush and the second terminal, an overcurrent protection component connected in series with the second brush, and a set of capacitors. Each of the chokes comprises an inductor core extending axially and a winding wound about the inductor core.