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. 10, 2026
Filed:
Nov. 15, 2022
Qingdao Haier Refrigerator Co., Ltd, Shandong, CN;
Haier Smart Home Co., Ltd., Shandong, CN;
Feifei Qi, Shandong, CN;
Jianru Liu, Shandong, CN;
Kui Zhang, Shandong, CN;
Yiming Wang, Shandong, CN;
Hualong Chi, Shandong, CN;
QINGDAO HAIER REFRIGERATOR CO., LTD, Qingdao, CN;
HAIER SMART HOME CO., LTD., Qingdao, CN;
Abstract
The present application discloses an oil supply device for a compressor, a compressor, and refrigeration equipment. The oil supply device for a compressor includes: a piston cylinder with an inner chamber, a piston, and an outer housing; the outer housing includes a housing body and a separator, the separator has a separation board and a partition plate, forming an oil chamber between the separation board and the bottom of the housing groove, the partition plate divides the oil chamber into an oil intake chamber and an oil discharge chamber; one end of the piston cylinder extends into the housing groove. This embodiment conveniently realizes the arrangement of the oil intake chamber and the oil discharge chamber on the outer housing.