US 12,426,767 B2
Control method for dishwasher and dishwasher
Yahui Cheng, Guangdong (CN); Hyoungjun Kim, Guangdong (CN); Shaohe Qu, Guangdong (CN); Yajun Yi, Guangdong (CN); Liuguang Zhang, Guangdong (CN); and Hui Kong, Guangdong (CN)
Assigned to FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING CO., LTD., Guangdong (CN); and MIDEA GROUP CO., LTD., Guangdong (CN)
Filed by FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING CO., LTD., Guangdong (CN); and MIDEA GROUP CO., LTD., Guangdong (CN)
Filed on Jun. 5, 2023, as Appl. No. 18/205,738.
Application 18/205,738 is a continuation of application No. PCT/CN2021/112736, filed on Aug. 16, 2021.
Claims priority of application No. 202011413490.X (CN), filed on Dec. 4, 2020.
Prior Publication US 2023/0301483 A1, Sep. 28, 2023
Int. Cl. A47L 15/00 (2006.01); A47L 15/18 (2006.01); A47L 15/20 (2006.01); A47L 15/22 (2006.01); A47L 15/42 (2006.01)
CPC A47L 15/0018 (2013.01) [A47L 15/22 (2013.01); A47L 15/18 (2013.01); A47L 15/20 (2013.01); A47L 2401/14 (2013.01); A47L 2401/24 (2013.01); A47L 2501/04 (2013.01); A47L 2501/20 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A control method for a dishwasher, the dishwasher comprising:
a spray rod; and
a spray rod driver, wherein:
the spray rod driver comprises a motor and a transmission mechanism, the spray rod being in transmission connection to a shaft of the motor through the transmission mechanism; and
the spray rod driver is configured to drive the spray rod to rotate;
the control method comprising:
acquiring a predetermined washing signal;
controlling the spray rod driver to drive the spray rod to rotate into an initial position from a current position;
acquiring an actual duration required for the motor to rotate through one revolution;
calculating, based on the actual duration required for the motor to rotate through one revolution, a duration required for the spray rod to rotate into a predetermined washing region from the initial position;
controlling the spray rod driver to drive the spray rod to rotate into the predetermined washing region from the initial position based on the calculated duration; and
adjusting a parameter of fluid flow to be sprayed when the spray rod rotates into the predetermined washing region.