公开(公告)号：US20240263800A1

公开(公告)日：2024-08-08

申请号：US18564439

申请日：2022-05-27

Applicant: LG ELECTRONICS INC.

Inventor： Seunghak KIM ,  Junghyeon CHO ,  Myoeng Soo PARK ,  Ji Won LEE

IPC: F24C15/00 ,  H05B6/04 ,  H05K1/02 ,  H05K7/20

CPC classification number: F24C15/006 ,  H05B6/04 ,  H05K1/0203 ,  H05K7/20145 ,  H05K7/20154

Abstract: Disclosed is a microwave oven. The microwave oven disclosed herein has a first electronic component group disposed on the inside of an air guide, and a second electronic component group disposed on the outside of a first side of the air guide, and includes an air discharge hole on an outer wall of the first side of the air guide, such that a portion of air flowing into the air guide to cool the first electronic component group may be provided to the second electronic component group. Accordingly, both the first electronic component group and the second electronic component group can be cooled.

公开(公告)号：US20220381437A1

公开(公告)日：2022-12-01

申请号：US17826527

申请日：2022-05-27

Applicant: LG ELECTRONICS INC.

Inventor： Myoeng Soo PARK ,  Junghyeon CHO ,  Ji Won LEE

IPC: F24C7/06 ,  F24C15/00

Abstract: An electric range may include a case, a cover plate coupled to an upper end of the case and on an upper surface of which an object to be heated is placed, a heat sink, an air blowing fan, wherein the air blowing fan is configured to discharge air toward the heat sink, and an air guide that communicates with the air blowing fan, surrounds the heat sink, and forms a flow path of air that cools the heat sink, wherein the air guide includes an side outlet formed in a portion at which the air guide communicates with the air blowing fan, and wherein the air guide is configured to discharge a portion of air flowing from the air blowing fan outward.

公开(公告)号：US20220386424A1

公开(公告)日：2022-12-01

申请号：US17827031

申请日：2022-05-27

Applicant: LG ELECTRONICS INC.

Inventor： Ji Won LEE ,  Junghyeon CHO ,  Myoeng Soo PARK

IPC: H05B6/06 ,  F24C7/06 ,  H05B6/12

Abstract: An electric range and a method for controlling an electric range are provided, in which a plate temperature sensor configured to sense a temperature of a cover plate and a thermal fuse configured to sense overheating of the cover plate are connected in series to configure a temperature sensing circuit, thereby simplifying a control substrate to which the temperature sensing circuit is electrically connected and reducing manufacture costs.

公开(公告)号：US20240255153A1

公开(公告)日：2024-08-01

申请号：US18564715

申请日：2022-05-27

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsoo KIM ,  Junghyeon CHO ,  Myoeng Soo PARK ,  Ji Won LEE ,  Mijung KIM

IPC: F24C15/10 ,  F24C15/00 ,  H05B6/12

CPC classification number: F24C15/101 ,  F24C15/006 ,  H05B6/12

Abstract: An electric range is disclosed. The disclosed electric range may increase the cooling efficiency of a heat sink and some electronic devices by placing the heat sink and some electronic devices inside one air guide. The electric range according to one embodiment may comprise: a printed circuit board having a plurality of electronic devices mounted thereon; a heat sink mounted on the printed circuit board; a blower fan for discharging air; and the air guide surrounding some electronic devices from among the plurality of electronic devices and the heat sink, communicating with the blower fan, and forming a flow path for the air discharged from the blower fan.