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:
May. 12, 2026
Filed:
Jul. 21, 2022
Qingdao Haier Refrigerator Co., Ltd., Qingdao, CN;
Haier Smart Home Co., Ltd., Qingdao, CN;
Yanfeng Zhao, Qingdao, CN;
Mengcheng Li, Qingdao, CN;
Bin Fei, Qingdao, CN;
Xiaobing Zhu, Qingdao, CN;
Lisheng Ji, Qingdao, CN;
Yuning Zhang, Qingdao, CN;
Yao Yi, Qingdao, CN;
Tao Li, Qingdao, CN;
Zilin Cao, Qingdao, CN;
QINGDAO HAIER REFRIGERATOR CO., LTD., Qingdao, CN;
HAIER SMART HOME CO., LTD., Qingdao, CN;
Abstract
A magnetic field freshness-preserving storage container () includes a storage assembly (), in which a storage space for holding a stored object is defined; and one or more magnetic field assemblies () respectively sleeved on the periphery of the storage assembly (). Each magnetic field assembly () comprises: one or more magnetic components () arranged on an outer side of the storage assembly () and used to form a magnetic field in the storage space; and an annular magnetically conductive component (), which comprises uniform magnetization plates () arranged corresponding to the magnetic components (), and connecting straps () connected to the uniform magnetization plates () and arranged around the periphery of the storage assembly (), the uniform magnetization plates () and the connecting straps () forming an annular magnetic conduction path outside the storage space.