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:
Jul. 09, 2019
Filed:
Dec. 02, 2014
Gree Electric Appliances, Inc. of Zhuhai, Zhuhai, Guangdong, CN;
Xiangfei Liang, Guangdong, CN;
Hui Huang, Guangdong, CN;
Bo Zheng, Guangdong, CN;
Jinsheng Fang, Guangdong, CN;
Boliang Huang, Guangdong, CN;
Rong Zhuang, Guangdong, CN;
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI, Zhuhai, Guangdong, CN;
Abstract
The invention discloses a refrigeration device, including: a first compressor unit (), an indoor heat exchanger () and an outdoor heat exchanger (), sequentially communicated; a first throttle device () and a second throttle device (), sequentially connected in series; and an air supply device (), provided between the first throttle device () and the second throttle device (). The refrigeration device further includes a second compressor unit (). An air intake port (B) of the second compressor unit () is communicated with an outlet of the outdoor heat exchanger (). An outlet (E) of the second compressor unit () is communicated with the air supply port (C) of the first compressor unit () and an air exhaust port (D) of the first compressor unit () by means of a three-way valve (), respectively.