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.

Date of Patent:
Sep. 16, 2025

Filed:

Dec. 16, 2019
Applicant:

Gree Electric Appliances, Inc. of Zhuhai, Zhuhai, CN;

Inventors:

Kui Wang, Qianshan Zhuhai, CN;

Sheng Luo, Qianshan Zhuhai, CN;

Rong Yang, Qianshan Zhuhai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 21/00 (2006.01);
U.S. Cl.
CPC ...
F25B 21/00 (2013.01); F25B 2321/0023 (2013.01);
Abstract

Provided is a magnetic refrigeration device, including a first assembly and a second assembly, herein the second assembly is an annular assembly, the first assembly is located on a radial outer side or a radial inner side of the second assembly, the first assembly is a first magnet assembly, the second assembly is provided with an air gap space capable of accommodating a magnetic working medium bed, the first assembly is configured to rotate relative to the second assembly, and directions of a magnetic line of force of the first magnet assembly are distributed in the circumferential direction of the annular second assembly.


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