US Patent No. 10,655,265


Patent No. 10,655,265
Issue Date May 19, 2020
Title Washing Machine And Control Method Therefor
Inventorship Sheng Xu, Qingdao (CN)
Jinzhu Deng, Qingdao (CN)
Assignee QINGDAO HAIER WASHING MACHINE CO., LTD., Qingdao, Shandong (CN)

Claim of US Patent No. 10,655,265

1. A control method in a washing machine having a circulated water treatment function comprising:discharging water into a flocculation container after a washing process ends;
performing a flocculation treatment, wherein the flocculation treatment includes
first introducing a quantitative flocculant;
inflooding tap water to flush the quantitative flocculant into the flocculation container;
stratifying the contents of the flocculation container after stirring for a set time and standing for a set time;
draining water in a lower layer which contains less flocculation into a filtering container; and
accumulating the flocculation which is in an upper layer in the flocculation container until a last rinse is completed;
after performing the flocculation treatment, filtering water by the filtering container, and then discharging water into a water containing drum of the washing machine for rinsing;
circulating the water repeatedly in the foregoing processing until a last rinse is completed; and
discharging flocculation generated in the flocculation treatment for circulated water during the last rinsing process and using rinsing water to wash the flocculation container after the rinsing is completed.