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Patent Searching and Data


Title:
REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2019/172497
Kind Code:
A1
Abstract:
A refrigerator of the present invention comprises: an inner case forming a storage compartment; a cold air duct guiding the flow of air within the storage compartment and forming a heat exchange space with the inner case; an evaporator disposed in the heat exchange space between the inner case and the cold air duct; a bypass flow channel disposed in the cold air duct so as to allow the flow of air to bypass the evaporator; a sensor disposed in the bypass flow channel and comprising a sensor housing, a sensor PCB received in the sensor housing, a heating element installed on the sensor PCB so as to generate heat when an electric current is applied thereto, a temperature element for sensing the temperature of the heating element, and a molding material with which the sensor housing is filled; a defrosting means for removing frost formed on the surface of the evaporator; and a control unit for controlling the defrosting means on the basis of the value output from the sensor.

Inventors:
KIM, Sungwook (IP Center, LG Electronics Inc.51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
PARK, Kyongbae (IP Center, LG Electronics Inc.51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
CHOI, Sangbok (IP Center, LG Electronics Inc.51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
JHEE, Sung (IP Center, LG Electronics Inc.51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
Application Number:
KR2018/012709
Publication Date:
September 12, 2019
Filing Date:
October 25, 2018
Export Citation:
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Assignee:
LG ELECTRONICS INC. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
F25D21/02; F25D17/04; F25D21/00
Attorney, Agent or Firm:
HAW, Yong Noke (6th Fl, HyunJuk Bldg.114 Yeoksam-ro,Gangnam-gu, Seoul, 06252, KR)
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