Title:
SALT CONTENT PROMPTING METHOD FOR SALT TANK IN WATER SOFTENING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/231610
Kind Code:
A1
Abstract:
Provided are a salt content prompting method for a salt tank in a water softening device, a salt tank, and a water softening device. The method comprises: acquiring the current salt content in a cavity of the salt tank; and determining that the current salt content is lower than a preset salt content, and adjusting the brightness of a first light-emitting assembly facing the cavity.
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Inventors:
HU CHENGHUAN (CN)
HAO ZHIPENG (CN)
QING PU (CN)
ZHANG BO (CN)
GONG ZIMING (CN)
HUANG RENSHENG (CN)
ZHENG YUEDONG (CN)
LIAO YUMIN (CN)
HAO ZHIPENG (CN)
QING PU (CN)
ZHANG BO (CN)
GONG ZIMING (CN)
HUANG RENSHENG (CN)
ZHENG YUEDONG (CN)
LIAO YUMIN (CN)
Application Number:
PCT/CN2023/088205
Publication Date:
December 07, 2023
Filing Date:
April 13, 2023
Export Citation:
Assignee:
FOSHAN MIDEA CHUNGHO WATER PURIFICATION EQUIPMENT CO LTD (CN)
MIDEA GROUP CO LTD (CN)
MIDEA GROUP CO LTD (CN)
International Classes:
C02F1/42; A47L15/00; B01J49/75
Domestic Patent References:
| WO2020232468A1 | 2020-11-19 |
Foreign References:
| CN114988523A | 2022-09-02 | |||
| CN112656329A | 2021-04-16 | |||
| CN207330526U | 2018-05-08 | |||
| EP2352589B1 | 2012-12-05 | |||
| CN108585117A | 2018-09-28 | |||
| US20030132848A1 | 2003-07-17 | |||
| CN209507677U | 2019-10-18 | |||
| CN209113541U | 2019-07-16 |
Attorney, Agent or Firm:
BEIJING LISENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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