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:
Apr. 23, 2024
Filed:
Aug. 28, 2017
Carrier Corporation, Palm Beach Gardens, FL (US);
Michael A. Stark, Mooresville, NC (US);
Hsihua Li, Huntersville, NC (US);
Haitao Zhang, Shanghai, CN;
Biao Shu, Shanghai, CN;
Kai Deng, Shanghai, CN;
Haiping Ding, Shanghai, CN;
CARRIER CORPORATION, Palm Beach Gardens, FL (US);
Abstract
A refrigeration system and a lubricating method thereof. The refrigeration system () includes: a compressor (), a condenser (), an evaporator (), and a lubrication circuit (), the lubrication circuit including a post-lubrication flow path () connected from the compressor into the condenser and the evaporator respectively; and a pre-lubrication flow path () connected from the condenser and the evaporator into the compressor respectively; wherein after flowing from the condenser via the pre-lubrication flow path to the compressor for lubrication, a part of refrigerant for lubrication can flow back to the evaporator via the post-lubrication flow path; or after flowing from the evaporator via the pre-lubrication flow path to the compressor for lubrication, the part of refrigerant for lubrication can flow back to the condenser via the post-lubrication flow path.