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:
Feb. 13, 2024
Filed:
Oct. 31, 2019
Gree Electric Appliances, Inc. of Zhuhai, Zhuhai, CN;
Yusheng Hu, Zhuhai, CN;
Huijun Wei, Zhuhai, CN;
Jia Xu, Zhuhai, CN;
Liying Deng, Zhuhai, CN;
Guomang Yang, Zhuhai, CN;
Shebing Liang, Zhuhai, CN;
Pengkai Wan, Zhuhai, CN;
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI, Zhuhai, CN;
Abstract
The present disclosure provides a pumping assembly, a compressor and air conditioning equipment. The pumping assembly includes a first structural body, a rolling bearing assembly, a second structural body, a third structural body and a main shaft passing through the first structural body, the rolling bearing assembly, the second structural body and the third structural body. The pumping assembly includes: a first lubricating oil path passing through a second structural part, the sliding sheet backpressure cavity, a third structural part, a second structural part and a rolling body of the rolling bearing assembly; a second lubricating oil path passing through the sliding sheet backpressure cavity and a first pressure relieving groove of the first structural body; and a third lubricating oil path passing through the sliding sheet backpressure cavity, the first structural part and the rolling body of the rolling bearing assembly.