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:
Aug. 18, 2015

Filed:

Nov. 04, 2010
Applicants:

Chang Hak Lim, Hwaseong-si, KR;

Keon Ho Hong, Suwon-si, KR;

Young Shik Shin, Seongnam-si, KR;

Jae Koog an, Gwangiu, KR;

Jin Jeong, Yongin-si, KR;

Sang Hyun Park, Seongnam-si, KR;

Inventors:

Chang Hak Lim, Hwaseong-si, KR;

Keon Ho Hong, Suwon-si, KR;

Young Shik Shin, Seongnam-si, KR;

Jae Koog An, Gwangiu, KR;

Jin Jeong, Yongin-si, KR;

Sang Hyun Park, Seongnam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25C 5/00 (2006.01); F25C 5/02 (2006.01); F25D 29/00 (2006.01);
U.S. Cl.
CPC ...
F25D 29/00 (2013.01); F25C 2600/04 (2013.01); F25D 2317/061 (2013.01); F25D 2317/0682 (2013.01); F25D 2700/121 (2013.01); F25D 2700/123 (2013.01);
Abstract

A control method of a refrigerator to prevent frost from being formed in an ice making chamber. The refrigerator includes an ice making chamber refrigerant pipe to supply a refrigerant to make ice in a direct cooling manner and an ice making chamber circulation fan to create a forced air stream to circulate air in the ice making chamber. The control method includes determining whether temperature of the ice making chamber is lower than a predetermined temperature and driving the ice making chamber circulation fan in a state in which the temperature of the ice making chamber is lower than the predetermined temperature and the refrigerant flows in the ice making chamber refrigerant pipe or when flow of the refrigerant in the ice making chamber refrigerant pipe is interrupted in a state in which the temperature of the ice making chamber is lower than the predetermined temperature.


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