公开(公告)号：EP3854760A1

公开(公告)日：2021-07-28

申请号：EP21152769.2

申请日：2021-01-21

Applicant: LG Electronics, Inc. ,  Kongju National University Industry-University Cooperation Foundation

Inventor： KIM, Taehee ,  KIM, Taeho ,  LEE, Yongsoo ,  CHUNG, Woon-Jin ,  LEE, Hansol ,  KIM, In-Gun

IPC: C03C3/21 ,  C03C8/04 ,  C03C8/08 ,  C03C8/14 ,  C03C8/20 ,  C03C17/00

Abstract: A coating composition may include a glass composition and a nanopowder. The nanopowder may include Zinc Oxide (ZnO) and may be added to a glass composition in 1 to 10 weight (wt%). The glass composition may include 20 to 40 wt% of phosphorus pentoxide (P 2 O 5 ), a total of 15 to 30 wt% of aluminum oxide (Al 2 O 3 ) and zirconium dioxide (ZrO 2 ), a total of 10 to 30 wt% of sodium oxide (Na 2 O) and potassium oxide (K 2 O), 10 to 25 wt% of boron trioxide (B 2 O 3 ), and 10 to 15 wt% of zinc oxide (ZnO).

公开(公告)号：EP3763684A1

公开(公告)日：2021-01-13

申请号：EP20185257.1

申请日：2020-07-10

Applicant: LG Electronics Inc.

Inventor： KIM, Taehee ,  SEO, Dongwan ,  KIM, Taeho ,  KIM, Ju Hyeong ,  LEE, Yongsoo

IPC: C03C3/21 ,  C03C8/04 ,  C03C8/08 ,  C03C8/16 ,  C03C17/04 ,  F24C15/00

Abstract: A cooking appliance includes a cooking chamber, a door that is configured to open and close the cooking chamber and has a door glass, a coating layer that is disposed at least one surface of the door glass and made of a coating composition. The coating composition includes 20 to 40 wt% of phosphorus pentoxide (P 2 O 5 ), 15 to 30 wt% of aluminum oxide (Al 2 O 3 ) and zirconium dioxide (ZrO 2 ), 10 to 30 wt% of sodium oxide (Na 2 O) and potassium oxide (K 2 O), 10 to 25 wt% of boron trioxide (B 2 O 3 ), and 10 to 15 wt% of zinc oxide (ZnO).

公开(公告)号：EP3553393B1

公开(公告)日：2020-11-04

申请号：EP18209696.6

申请日：2018-12-03

Applicant: LG Electronics Inc.

Inventor： LEE, Semi ,  YANG, Jaekyung ,  LEE, Yongsoo ,  JUNG, Yoojin ,  SIM, Hoonseob

IPC: F24C15/00 ,  F24C15/32 ,  A21B3/04

公开(公告)号：EP3438550B1

公开(公告)日：2020-11-04

申请号：EP18186276.4

申请日：2018-07-30

Applicant: LG Electronics Inc.

Inventor： PARK, Kyoung-Joon ,  SIM, Hoon Seob ,  YANG, Jaekyung ,  LEE, Suyong ,  LEE, Yongsoo ,  LEE, Yong Hyun

IPC: F24C15/16 ,  A47B77/10 ,  A47B88/90

公开(公告)号：EP3537850B1

公开(公告)日：2020-09-16

申请号：EP18165409.6

申请日：2018-04-03

Applicant: LG Electronics Inc.

Inventor： KIM, Seongjun ,  KIM, Hoon ,  LEE, Yongsoo

IPC: H05B6/12

公开(公告)号：EP3651551A1

公开(公告)日：2020-05-13

申请号：EP19207383.1

申请日：2019-11-06

Applicant: LG Electronics Inc.

Inventor： KIM, Seongjun ,  YANG, Jaekyung ,  LEE, Yongsoo

IPC: H05B6/12

Abstract: According to an embodiment of the present disclosure, the induction heating device includes a working coil including a conducting wire wound in an annular shape and an individual terminal and a common terminal connected to the conducting wire, respectively, a ferrite core placed below the working coil to diffuse an alternating magnetic field generated by the working coil upward, and having corners being bent stepwise, a base plate in which the ferrite core is provided on an upper surface of the base plate and defining a connection hole having a shape corresponding to a shape of the corner of the ferrite core, and an indicator substrate installed below the base plate and in which the connector coupled to the common terminal is formed on the upper surface of the indicator substrate and the connector coupled to the common terminal protrudes upward from the connection hole.

公开(公告)号：EP3627055A1

公开(公告)日：2020-03-25

申请号：EP18801596.0

申请日：2018-05-16

Applicant: LG Electronics Inc.

Inventor： LEE, Suyong ,  YANG, Jaekyung ,  LEE, Yongsoo ,  LEE, Yonghyun

IPC: F24C15/00 ,  F24C15/16 ,  F24C7/06 ,  H05B3/20

Abstract: A cooking appliance according to an embodiment of the present invention comprises: a case having a cooking chamber formed therein; a door for opening/closing a front opening of the case; a steam generation device mounted on the exterior of the case; and a steam supply pipe for connecting the steam generation device and the cooking chamber, wherein the steam generation device can comprise: a housing fixed to the case; a drawer provided so as to be able to be withdrawn from and put into the housing, and into which water for generating steam is filled; and a heating unit mounted on the lower surface of the drawer so as to heat the water filled inside the drawer.

公开(公告)号：EP3570637A1

公开(公告)日：2019-11-20

申请号：EP19178496.6

申请日：2018-01-03

Applicant: LG ELECTRONICS INC. ,  UNIST (Ulsan National Institute of Science and Technology)

Inventor： KWACK, Younghwan ,  YANG, Jaekyung ,  SON, Seongho ,  LEE, Yongsoo ,  JUNG, Jeehoon ,  PARK, Hwapyeong ,  KIM, Mina

IPC: H05B6/12 ,  H05B6/06

Abstract: Provided is an induction heat cooking apparatus. The induction heat cooking apparatus includes a rectifier configured to convert an AC voltage supplied from an external power source into a DC voltage, an inverter configured to receive the voltage from the rectifier to supply current to heating coils, the heating coils configured to generate magnetic fields when the current flows through the inverter, a resonance capacitor including both DC terminals through which the voltage is outputted from rectifier and a plurality of capacitors connected in series to each other between the heating coils, a wireless power transfer (WPT) capacitor connected in parallel to the resonance capacitor, and a mode conversion switch configured to determine whether to connect the resonance capacitor to the WPT capacitor in parallel.

公开(公告)号：EP3567986A1

公开(公告)日：2019-11-13

申请号：EP19177841.4

申请日：2017-12-13

Applicant: LG ELECTRONICS INC.

Inventor： SON, Seongho ,  YANG, Jaekyung ,  CHOI, Hyojin ,  LEE, Yongsoo

IPC: H05B6/06

Abstract: An induction heat cooking apparatus is provided. The induction heat cooking apparatus includes a rectifier (120) configured to convert an AC voltage supplied from an external power source (110) into a DC voltage, a battery (830) configured to store power, a charger (820) configured to be connected to the external power source (110) and charge the battery (830), a switch (810) connected to one of the rectifier (120) and the battery (830) selectively, an inverter (140) configured to convert a voltage supplied from a power supply source connected by the switch and supply the converted voltage to a heating coil (150), and the heating coil (150) configured to generate magnetic fields by the voltage supplied from the inverter (140) to heat a cooking device.

公开(公告)号：EP3531026A1

公开(公告)日：2019-08-28

申请号：EP19162696.9

申请日：2010-07-12

Applicant: LG Electronics Inc.

Inventor： LEE, Jeongho ,  BAEK, Chaehyun ,  LEE, Yongsoo ,  KIM, Youngseok ,  KIM, Yangkyeong ,  BAEK, Seungjo ,  LEE, Seungchan

IPC: F24C15/00 ,  F24C7/00 ,  F24C3/00 ,  C03C8/08

Abstract: The present invention relates to a cooker and methods of manufacturing and controlling the same. In the present invention, the first coating layer that is a general ceramic enamel layer and the second coating layer that includes phosphate-based components are coated on the surface of the cavity corresponding to the inner surface of the cooking chamber. Therefore, with the present invention, the inside of the cooking chamber can be more easily cleaned.