The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 13, 2021

Filed:

Dec. 12, 2018
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Sanggyun Lee, Seoul, KR;

Younseok Lee, Seoul, KR;

Dongseok Kim, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 11/02 (2006.01); F25D 17/04 (2006.01); F25D 17/06 (2006.01); F25B 41/04 (2006.01); F25B 41/06 (2006.01); F25B 5/00 (2006.01);
U.S. Cl.
CPC ...
F25D 17/045 (2013.01); F25B 5/00 (2013.01); F25B 41/043 (2013.01); F25B 41/067 (2013.01); F25D 11/022 (2013.01); F25D 17/065 (2013.01); F25D 17/067 (2013.01); F25B 2600/02 (2013.01); F25B 2600/2503 (2013.01); F25B 2600/2511 (2013.01); F25D 2317/061 (2013.01); F25D 2317/0671 (2013.01); F25D 2317/0682 (2013.01); F25D 2700/121 (2013.01); F25D 2700/122 (2013.01);
Abstract

A refrigerator includes a main body having a freezing chamber and a switchable chamber communicating with a refrigerating chamber through a duct, a compressor connected with a compressor suction path and a compressor discharging path, a condenser connected with the compressor discharging path and connected with a condenser discharging path, a switchable chamber evaporator, a freezing chamber evaporator connected with the switchable chamber evaporator through an evaporator connection path, a damper configured to control flow of cold air through the duct, a pair of switchable chamber capillary tubes connected with the switchable chamber evaporator, a bypass capillary tube connected with the evaporator connection path, a path switching device connected with the condenser discharging path, the pair of switchable chamber capillary tubes and the bypass capillary tube, and a controller for controlling the compressor, the damper and the path switching device.


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