ELECTRIC KETTLE HAVING WARMING FUNCTION AND METHOD FOR OPERATING SAME

Title:

ELECTRIC KETTLE HAVING WARMING FUNCTION AND METHOD FOR OPERATING SAME

Document Type and Number:

WIPO Patent Application WO/2021/080202

Kind Code:

A1

Abstract:

An electric kettle according to the present invention comprises a container for receiving water and a base on which the container is seated. The container comprises: a handle; a body forming a space in which water is received; a lid for opening or closing the open upper side of the body; a heating module mounted on the lower surface of the body to heat water in the body; a capacitor; a memory; and a controller which detects the voltage of the capacitor at a configured period and performs a warming operation on the basis of a voltage difference between a first voltage of the capacitor, which is currently detected, and a second voltage of the capacitor, which has been previously detected. When the body is seated on the base, commercial power is supplied to the base and the capacitor is charged with power transferred through the base.

Inventors:

YOON SE HWA (KR)
HEO JEA SHIK (KR)

Application Number:

PCT/KR2020/013011

Publication Date:

April 29, 2021

Filing Date:

September 24, 2020

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

A47J27/21; H05B1/02

Foreign References:

US20190223640A1	2019-07-25
US20040144257A1	2004-07-29
JP2011254889A	2011-12-22
US7381933B2	2008-06-03
CN203776651U	2014-08-20
US8405004B2	2013-03-26

Other References: