公开(公告)号：US20230397305A1

公开(公告)日：2023-12-07

申请号：US18032060

申请日：2020-12-15

Applicant: LG Electronics Inc.

Inventor： Seonghoon HWANG ,  Wontae KIM ,  Seongjun KIM ,  Seongho SON ,  Younghwan KWACK

IPC: H05B6/12

CPC classification number: H05B6/1254 ,  H05B2206/02 ,  H05B6/1263 ,  H05B6/1281

Abstract: The present disclosure comprises: a case; a cover plate coupled to the upper end of the case and provided with an upper plate on which an object to be heated is disposed; a working coil provided inside the case; a thermal insulation material provided between the upper plate and the working coil; a first thin film provided on the lower surface of the upper plate and the inductively heated by the working coil; and a second thin film provided on the upper surface of the upper plate and contacting the object to be heated.

公开(公告)号：US20230284350A1

公开(公告)日：2023-09-07

申请号：US18197446

申请日：2023-05-15

Applicant: LG Electronics Inc.

Inventor： Seongjun KIM ,  Wontae KIM ,  Seonghoon HWANG

IPC: H05B6/12 ,  C03C17/36 ,  H05B3/74 ,  H05B6/06

CPC classification number: H05B6/1272 ,  C03C17/3655 ,  H05B3/74 ,  H05B6/062 ,  H05B6/1254

Abstract: An induction heating type cooktop includes a cover plate that is coupled to a top of a case and that includes an upper plate configured to seat an object to be heated, a working coil disposed inside the case and configured to heat the object, an insulator disposed between a bottom surface of the upper plate and the working coil, and a thin film that is disposed on at least one of a top surface of the upper plate or the bottom surface of the upper plate and that includes a plurality of sub-films that are arranged about a central portion of the thin film. An outer boundary of one of the plurality of sub-films is positioned radially outward of an outer boundary of another of the plurality of sub-films relative to the central portion of the thin film.

公开(公告)号：US20220128249A1

公开(公告)日：2022-04-28

申请号：US17429804

申请日：2020-02-11

Applicant: LG Electronics Inc.

Inventor： Sangcheol LEE ,  Wontae KIM ,  Seonghoon HWANG

IPC: F24F7/007 ,  F24C15/20 ,  F24F13/10

Abstract: The present disclosure relates to an exhaust device. The exhaust device according to the concept of the present disclosure includes a base plate, a swirler, a driving motor, and a rotation shaft. The swirler includes a rotating plate in which the rotation shaft is connected to a central portion thereof, and a plurality of blade parts extending from an edge portion of the rotating plate. In this case, the rotating plate may be convexly bent such that the central portion thereof is positioned on the front side than the edge portion.

公开(公告)号：US20210259068A1

公开(公告)日：2021-08-19

申请号：US16903985

申请日：2020-06-17

Applicant: LG Electronics Inc.

Inventor： Seongjun KIM ,  Wontae KIM ,  Seonghoon HWANG

IPC: H05B6/12 ,  H05B6/06

Abstract: An induction heating type cooktop includes a case, a cover plate that is connected to an upper end of the case and that has an upper surface configured to support an object to be heated, a working coil disposed inside the case, a thin layer disposed at the cover plate and configured to be heated by the working coil through induction, and a working coil cooling fan configured to blow air toward the working coil.