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. 14, 2026
Filed:
Jun. 22, 2022
Qingdao Haier Refrigerator Co., Ltd., Qingdao, CN;
Haier Smart Home Co., Ltd., Qingdao, CN;
Yuning Zhang, Qingdao, CN;
Bin Fei, Qingdao, CN;
Huihui Liu, Qingdao, CN;
Mengcheng Li, Qingdao, CN;
Yao Yi, Qingdao, CN;
Lisheng Ji, Qingdao, CN;
Zilin Cao, Qingdao, CN;
QINGDAO HAIER REFRIGERATOR CO., LTD., Qingdao, CN;
HAIER SMART HOME CO., LTD., Qingdao, CN;
Abstract
A magnetic field fresh-keeping apparatus and an air-cooled refrigeration device. The magnetic field fresh-keeping apparatus comprises a drawer container, a drawer, a magnet assembly, and a waterproof structure. The front side of the drawer container has an opening. The drawer is slidably mounted within the drawer container. The magnet assembly comprises a first magnet and a second magnet disposed on opposite sides of the drawer container. The magnet mounting cavity comprises a first mounting cavity for accommodating the first magnet and a second mounting cavity for accommodating the second magnet, and the first mounting cavity and the second mounting cavity are both configured to allow an airflow to pass through so as to cool the first magnet and the second magnet. The waterproof structure is configured to waterproof the magnet assembly.