Washing machine and control method thereof
US11753761B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2020 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Jul 31, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F23/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A washing machine and a control method therefor are provided. The washing machine includes a water tank, a washing tub, a pulsator, a drive motor, a coupling flange connected to the drive motor, a drive shaft that rotates the pulsator, a dewatering shaft that rotates the washing tub, a coupler configured to move up and down along the dewatering shaft and to be placed in a first position where the coupler engages the coupling flange and in a second position where the coupler is placed above the coupling flange, a solenoid module that moves the coupler, a coupler guide configured to be rotated by the coupler and fix the coupler in the second position, and a controller configured to control the solenoid module to move the coupler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.