Control method of laundry treatment apparatus
US10604887B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 4, 2018 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Apr 28, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B40/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A control method of a laundry treatment apparatus is disclosed which includes a course setting procedure receiving a control command including RPM control data of an impeller, RPM control data of a compressor or opening degree control data of an expansion valve, a hot air supply procedure for supplying heated air to a drum through control of the impeller, compressor and expansion valve, a temperature measurement procedure measuring temperature of air introduced into the drum during execution of the hot air supply procedure, a first control procedure for controlling the impeller, compressor and expansion valve based on the control command when the measured temperature is equal to or higher than a reference temperature, and a second control procedure controlling the impeller, compressor and expansion valve based on a control command different from the control command set in the course setting procedure when the measured temperature is lower than the reference temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.