US 11,924,950 B2
Cooker
Seonghun Lee, Seoul (KR); and Bongsik Kwak, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/261,412
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Jan. 4, 2019, PCT No. PCT/KR2019/000167
§ 371(c)(1), (2) Date Jan. 19, 2021,
PCT Pub. No. WO2020/080610, PCT Pub. Date Apr. 23, 2020.
Claims priority of application No. 10-2018-0125430 (KR), filed on Oct. 19, 2018.
Prior Publication US 2021/0267022 A1, Aug. 26, 2021
Int. Cl. H05B 6/06 (2006.01); H05B 6/04 (2006.01); H05B 6/12 (2006.01)
CPC H05B 6/062 (2013.01) [H05B 6/04 (2013.01); H05B 6/1236 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A cooking apparatus comprising:
a first cooking appliance including:
a first heating unit configured to generate and emit magnetic lines of force;
a first power unit configured to convert power supplied from a power supply source into driving power of the first heating unit and supply the driving power to the first heating unit; and
a first control unit configured to control heating operation of the first cooking appliance by controlling operation of the first heating unit and power supply of the first power unit when a heating object is disposed on the first heating unit and, a second cooking appliance including:
a second heating unit configured to generate and emit magnetic lines of force;
a second power unit provided with a battery so as to convert power charged in the battery into driving power of the second heating unit and supply the driving power to the second heating unit and
a second control unit configured to control heating operation of the second cooking appliance by controlling operation of the second heating unit and power supply of the second power unit,
wherein the first control unit controls the first heating unit and the first power unit such that power flows in the second cooking appliance operated by power charged in the battery of the second cooking appliance when the second cooking appliance is disposed on the first heating unit in a stacked manner, and
wherein the second cooking appliance heats the heating object when the heating object is disposed on the second cooking appliance by an induction heating method.