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. 18, 2023
Filed:
Dec. 14, 2018
Gree Electric Appliances, Inc. of Zhuhai, Guangdong, CN;
Tao Feng, Guangdong, CN;
Limin Li, Guangdong, CN;
Huajie Li, Guangdong, CN;
Wenhao Huang, Guangdong, CN;
Peng Cao, Guangdong, CN;
Mengmeng Jin, Guangdong, CN;
Chao Zhou, Guangdong, CN;
Shiqiang Zhu, Guangdong, CN;
Gree Electric Appliances, Inc. of Zhuhai, Guangdong, CN;
Abstract
A heat pump system and a control method therefor. The heat pump system includes a compressor; an indoor heal exchanger; an outdoor heat exchanger, including a first heat exchange portion and a second heat exchange portion, wherein a flow path switching device is provided between the first heat exchange portion and the second heat exchange portion to disconnect or communicate the first heat exchange portion and the second heat exchange portion; a first four-way valve; and a second four-way valve, configured to enable a high-temperature refrigerant to be input into the first heat exchange portion in a heating mode, so as to enable the heat pump system to operate in a heating and deicing mode.