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:
May. 20, 2025
Filed:
Jan. 22, 2021
Lg Electronics Inc., Seoul, KR;
Haeyoon Je, Seoul, KR;
Ingeon Lee, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A dryer includes a heat pump system provided as a heat source for heating air supplied to a drum. The dryer includes a controller configured to perform operations that include selecting one of a plurality of operation modes in which initial driving frequencies are different from one another and inputting a drying start command to the dryer by a user, checking an outer temperature and comparing the outer temperature with a preset reference temperature T, performing the operation mode selected by the user, in a case where the outer temperature is equal to or more than the reference temperature T, performing an operation mode in which the initial driving frequency of the compressor is the highest of the plurality of operation modes, in a case where the outer temperature is less than the reference temperature T.