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:
Aug. 20, 2019
Filed:
Dec. 26, 2017
Zhongshan Broad-ocean Motor Co., Ltd., Zhongshan, CN;
ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD., Zhongshan, CN;
Abstract
An external rotor motor, including: a front end cover; a rear end cover; a sleeve casing; a rotary shaft; a stator assembly; and an external rotor assembly. The front end cover includes a first bearing chamber in which a front bearing is disposed. The front end cover and the rear end cover are disposed at two ends of the sleeve casing, respectively. The external rotor assembly is disposed on and integrated with the rotary shaft. The rear end cover includes a cover body and a sleeve base. The sleeve base includes a second bearing chamber in which a rear bearing is disposed. The external rotor assembly is disposed in the sleeve casing and sleeves the stator assembly. The rotary shaft includes a head, a middle part, and a tail. The tail of the rotary shaft is supported by the rear bearing on the rear end cover.