US 12,215,454 B2
Washer and control method thereof
Junhyun Park, Suwon-si (KR); Kanghyun Kim, Suwon-si (KR); and Seunghun Lee, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Apr. 25, 2022, as Appl. No. 17/728,431.
Application 17/728,431 is a continuation of application No. PCT/KR2022/003770, filed on Mar. 17, 2022.
Claims priority of application No. 10-2021-0065464 (KR), filed on May 21, 2021.
Prior Publication US 2022/0372687 A1, Nov. 24, 2022
Int. Cl. D06F 37/30 (2020.01); D06F 34/18 (2020.01); D06F 103/04 (2020.01); D06F 105/48 (2020.01)
CPC D06F 37/304 (2013.01) [D06F 34/18 (2020.02); D06F 2103/04 (2020.02); D06F 2105/48 (2020.02)] 20 Claims
OG exemplary drawing
 
1. A washer comprising:
a drum;
a motor connected to the drum;
a motor drive connected to the motor and configured to supply a driving current to the motor to rotate the drum; and
a processor connected to the motor drive, and configured to:
control the motor drive to supply the driving current to the motor to rotate the motor at a target speed; and
determine a magnitude of a load accommodated in the drum while controlling a rotational speed of the motor within a predetermined range.