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:
Sep. 01, 2026
Filed:
Apr. 11, 2023
Foshan Midea Chungho Water Purification Equipment Co., Ltd., Foshan, CN;
Midea Group Co., Ltd., Foshan, CN;
Zhipeng Hao, Foshan, CN;
Chenghuan Hu, Foshan, CN;
Pu Qing, Foshan, CN;
Bo Zhang, Foshan, CN;
Ziming Gong, Foshan, CN;
Rensheng Huang, Foshan, CN;
Yuedong Zheng, Foshan, CN;
Yumin Liao, Foshan, CN;
FOSHAN MIDEA CHUNGHO WATER PURIFICATION EQUIPMENT CO., LTD., Foshan, CN;
MIDEA GROUP.CO., LTD., Foshan, CN;
Abstract
A method and an apparatus for determining hardness of raw water of a water softening device. The method includes: obtaining a correspondence between a geographical area and the hardness of raw water; and determining target hardness of raw water of the water softening device based on a target geographical area where the water softening device is located and the correspondence; the correspondence is obtained by detecting hardness of raw water of respective geographical areas and associating each of the respective geographical areas with a detection result of the hardness of raw water corresponding to each of the respective geographical areas.