公开(公告)号：US11985753B2

公开(公告)日：2024-05-14

申请号：US17117385

申请日：2020-12-10

Applicant: LG Electronics Inc.

Inventor： Junghyeong Ha ,  Sunghun Sim ,  Yunbyung Chae ,  Chaehyun Baek

IPC: H05B6/72 ,  F24C7/02 ,  F24C7/06 ,  H05B6/64 ,  H05B6/70

CPC classification number: H05B6/72 ,  F24C7/02 ,  F24C7/06 ,  H05B6/6482 ,  H05B6/707

Abstract: An oven includes a housing that defines a cooking space and that includes an upper frame defining an upper wall that faces the cooking space, a heating unit that is disposed adjacent to the upper frame and configured to transfer heat to the cooking space and that extends along a predetermined pattern to define a closed area, a support member in contact with a plurality of points of the heating unit, and a plurality of antennas disposed at the upper frame and configured to emit, toward the cooking space, radio waves transmitted from a radio wave generator that is electrically connected to an external power source.

公开(公告)号：US11950350B2

公开(公告)日：2024-04-02

申请号：US17061174

申请日：2020-10-01

Applicant: LG Electronics Inc.

Inventor： Junghyeong Ha ,  Sunghun Sim ,  Yunbyung Chae ,  Chaehyun Baek

IPC: H05B6/72 ,  H01Q1/38 ,  H05B6/64 ,  H05B6/70

CPC classification number: H05B6/72 ,  H01Q1/38 ,  H05B6/6402 ,  H05B6/707

Abstract: A radio wave radiating device includes: a radio wave supply unit extending in one direction, one end of the radio wave supply unit being connected to a power source, an earth part spaced apart from the radio wave supply unit by a predetermined distance in a direction intersecting with the one direction, extending in the one direction, one end of the earth part being connected to a ground, and a radiating element connected to another end of the radio wave supply unit and another end of the earth part, respectively, and configured to radiate a radio wave received from the radio wave supply unit. The radiating element includes a middle portion connecting the radio wave supply unit and the earth part, a first radiating portion extending in a direction away from the earth part, and a second radiating portion extending in a direction away from the radio wave supply unit.

公开(公告)号：US12250760B2

公开(公告)日：2025-03-11

申请号：US17115088

申请日：2020-12-08

Applicant: LG Electronics Inc.

Inventor： Junghyeong Ha ,  Sunghun Sim ,  Yunbyung Chae ,  Chaehyun Baek

IPC: H05B6/72 ,  H05B6/64

Abstract: An oven includes a housing that defines a cooking space and that includes an upper frame defining an upper wall facing the cooking space, a heating unit disposed at the upper frame and configured to transfer heat to the cooking space, an antenna disposed at the upper frame and configured to emit, toward the cooking space, radio waves transmitted from a radio wave generator that is electrically connected to an external power source, and a forming part that protrudes upward from the upper frame and accommodates the antenna therein. The forming part covers the antenna from the cooking space.

公开(公告)号：US12171052B2

公开(公告)日：2024-12-17

申请号：US17061150

申请日：2020-10-01

Applicant: LG Electronics Inc.

Inventor： Junghyeong Ha ,  Sunghun Sim ,  Yunbyung Chae

IPC: H05B6/76 ,  H05B6/64

Abstract: An oven includes: a body part defining an inner space that has an opening in one direction, a front plate disposed along a circumference of the opening of the body part and extending in a direction intersecting with the one direction, and a door part configured to contact the front plate to cover the inner space. The door part includes a door plate configured to overlap with the inner space and the front plate in the one direction and providing a protrusion that protrudes from a central portion thereof toward the inner space, a first choke provided in an annular shape along a circumference of the protrusion, and a second choke disposed outside the first choke, provided in an annular shape along a circumference of the first choke, and configured to overlap with the front plate in the one direction.

公开(公告)号：US12267937B2

公开(公告)日：2025-04-01

申请号：US17011043

申请日：2020-09-03

Applicant: LG Electronics Inc.

Inventor： Chaehyun Baek ,  Sunghun Sim ,  Junghyeong Ha ,  Jongseong Ji

IPC: H05B6/80 ,  H05B6/70 ,  H05B6/72

Abstract: A transfer connector for a cooking appliance includes a body that extends in a first direction and defines a hollow portion therein, a base that is coupled to the body and defines a communication hole in communication with the hollow portion, an electric connection part electrically connected to an external power source and extended in the first direction and penetrating through the hollow portion and the communication hole, and a dielectric material disposed in the hollow portion between an inner circumferential surface of the body and an outer circumferential surface of the electric connection part. The inner circumferential surface of the body surrounds the dielectric material, and the dielectric material surrounds the outer circumferential surface of the electric connection part.

公开(公告)号：US12016106B2

公开(公告)日：2024-06-18

申请号：US17141816

申请日：2021-01-05

Applicant: LG Electronics Inc. ,  Mokpo National University Industry—Academic Cooperation Foundation

Inventor： Jaeyoung Shin ,  Sunghun Sim ,  Junghyeong Ha ,  Yongsoo Lee ,  Taeho Kim ,  Taehee Kim ,  Seokkyun Son ,  Dohun Kim

IPC: H05B6/64 ,  H05B6/80

CPC classification number: H05B6/6426 ,  H05B6/6488 ,  H05B6/80

Abstract: The present disclosure comprises a housing that defines a cavity therein, a door connected to the housing and configured to open and close the cavity, a microwave (MW) heating module configured to emit microwaves into the cavity, and an induction heating (IH) module configured to emit a magnetic field toward the cavity, the IH module comprises a shielding member through which the magnetic field generated by a working coil of the IH module passes and which blocks microwaves emitted from the MW heating module, and the shielding member comprises any one of carbon paper or carbon fabric woven with carbon fiber.

公开(公告)号：US11589431B2

公开(公告)日：2023-02-21

申请号：US16604712

申请日：2018-04-03

Applicant: LG Electronics Inc.

Inventor： Junghyeong Ha ,  Youngmin Lee

IPC: H05B6/76 ,  H05B6/64

Abstract: A cooking appliance includes a frame defining a cooking chamber, a a magnetron for generating microwaves to cook food received in the cooking chamber, a door connected to the frame and configured to open and close the cooking chamber, a gasket disposed at the door and configured to contact a front portion of the frame based on the door closing the cooking chamber, and a leakage prevention part that is disposed at the door and that defines a space portion for preventing leakage of the microwaves. The gasket is coupled to the space portion.