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. 01, 2025
Filed:
Sep. 14, 2021
Beijing Jingkelun Engineering Design and Research Institute Co., Ltd., Beijing, CN;
Jianguo Yang, Beijing, CN;
Chengjun Zhou, Beijing, CN;
Weibo Xie, Beijing, CN;
Quanjiang Wang, Beijing, CN;
Jianhui Kang, Beijing, CN;
Jilong Zhang, Beijing, CN;
Hui Zhao, Beijing, CN;
Lixuan Hao, Beijing, CN;
Tongqin Mao, Beijing, CN;
Wenjie Cao, Beijing, CN;
Haiying Chao, Beijing, CN;
Jiujiang Li, Beijing, CN;
Xianting Zeng, Beijing, CN;
Shiheng Yang, Beijing, CN;
Abstract
A single-stage carbon dioxide multi-split cooling and heating multifunctional central air conditioner, comprising a single-stage carbon dioxide circulation system using carbon dioxide as a circulation working medium; the single-stage carbon dioxide circulation system comprises an outdoor unit and a plurality of end heat exchangers provided in parallel; and the carbon dioxide medium performs cooling and/or heating in a circulating manner in a carbon dioxide compressor, an outdoor heat exchanger, a liquid storage tank and the end heat exchangers which are in communication with one another.