Title:
WASHING APPARATUS HAVING INDUCTION HEATER
Document Type and Number:
WIPO Patent Application WO/2020/145675
Kind Code:
A1
Abstract:
The present invention relates to a washing apparatus, and more specifically, to a washing apparatus in which a drum is heated by an induction heater, and a method for controlling same. According to one embodiment of the present invention, a washing apparatus can be provided, the apparatus comprising: a tub; a drum rotatably provided in the tub and accommodating an object; an induction heater provided in the tub to heat the outer circumferential surface of the facing drum; a motor driven to rotate the drum; a power supply device for supplying power from an external power source to the washing apparatus; a relay provided to interrupt the current applied through a wire from the power supply device to the induction heater, the relay being provided in a normal open form; a processor which is connected to the relay through a control line to control the driving of the relay, and which controls the driving of the induction heater and the driving of the motor; and a first safety apparatus provided in the control line to interrupt a control signal applied from the processor to the relay, and to operate according to changes in temperature.
Inventors:
JANG JAEHYUK (KR)
KIM BEOMJUN (KR)
HONG SANGWOOK (KR)
KIM BEOMJUN (KR)
HONG SANGWOOK (KR)
Application Number:
PCT/KR2020/000371
Publication Date:
July 16, 2020
Filing Date:
January 09, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
D06F58/40; D06F34/10; D06F34/24; D06F34/26; D06F58/26; H05B6/10
Foreign References:
| US20180148886A1 | 2018-05-31 | |||
| KR20080032398A | 2008-04-15 | |||
| KR20080012432A | 2008-02-12 | |||
| KR20050042531A | 2005-05-10 | |||
| KR20190101755A | 2019-09-02 | |||
| KR20190101754A | 2019-09-02 |
Attorney, Agent or Firm:
KBK&ASSOCIATES (KR)
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