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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 (KR)
PARK KYONGBAE (KR)
CHOI SANGBOK (KR)
JHEE SUNG (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 (KR)
International Classes:
F25D21/02; F25D17/04; F25D21/00
Domestic Patent References:
WO2017131426A12017-08-03
WO2014137060A12014-09-12
Foreign References:
KR101536284B12015-07-14
EP0676603A21995-10-11
JPH10197135A1998-07-31
KR20000004806A2000-01-25
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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