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:
Jun. 15, 2021
Filed:
Sep. 26, 2017
Byd Company Limited, Guangdong, CN;
Shenglin Yang, Shenzhen, CN;
Jun Li, Shenzhen, CN;
Kunzhen Yang, Shenzhen, CN;
Yan Liu, Shenzhen, CN;
Guojie Rao, Shenzhen, CN;
Tao Wang, Shenzhen, CN;
Hui Xue, Shenzhen, CN;
Yanzi Li, Shenzhen, CN;
Taiji Chen, Shenzhen, CN;
BYD COMPANY LIMITED, Guangdong, CN;
Abstract
A motor oil pump assembly includes: a motor component; an oil pump component, where the oil pump component is supported on an end cover of the motor component; an inner sound insulation enclosure, where the inner sound insulation enclosure encloses the oil pump component, and the inner sound insulation enclosure and the oil pump component define an inner sound insulation cavity filled with low-pressure oil; and a pre-tightening buffering component, where the pre-tightening buffering component is pressed between an upper end cover of the oil pump component and the inner sound insulation enclosure, and the pre-tightening buffering component is in communication with a high-pressure cavity of the oil pump component.