The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2020
Filed:
Jan. 04, 2018
Lg Electronics Inc., Seoul, KR;
Yonghyun Kim, Seoul, KR;
Seonil Heo, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
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.