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:
May. 28, 2024
Filed:
Dec. 18, 2020
Guangdong Meizhi Compressor Co., Ltd., Guangdong, CN;
Zhengzhong Qiao, Guangdong, CN;
Linshu Mao, Guangdong, CN;
Xiaohua Qiu, Guangdong, CN;
Fei Xu, Guangdong, CN;
Yulong Wang, Guangdong, CN;
GUANGDONG MEIZHI COMPRESSOR CO., LTD., Guangdong, CN;
Abstract
A permanent magnet motor, a compressor and an air conditioner are disclosed. The permanent magnet motor has a stator and a rotor. The stator has a stator core and a stator winding. The rotor is spaced apart from the stator in an inner-outer direction. The rotor has a rotor core and a permanent magnet embedded in the rotor core. A maximum distance between an outer peripheral contour of a cross section of the rotor and a center of the cross section of the rotor is D, an axial length of rotor core is L, and a rated power of permanent magnet motor is P. D, L and P satisfy: D/L≥1.7 and P/(D×L)≥8.5, and the unit of P is W, and the unit of Dand L is cm.