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:
Oct. 21, 1997

Filed:

Nov. 17, 1995
Applicant:
Inventors:

Han-Ju Yoo, Kwangmyeong, KR;

Jae-Seung Lee, Suwon, KR;

Kuk-Jeong Seo, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D / ;
U.S. Cl.
CPC ...
62180 ; 62131 ; 62229 ;
Abstract

A refrigerator has separate refrigerating and freezing compartments, an evaporator and fan for each compartment, and a compressor connected to the evaporators. A controller determines whether the refrigerator is in a normal mode or an overload mode, depending upon (i) the ambient temperature in the room where the refrigerator is disposed, (ii) the number of times the refrigerator door is opened per unit time, and (iii) the total time period in which the door is in an open state per unit time. In a normal mode, the compressor and both fans are operated simultaneously under the control of the temperature in the freezing compartment. In an overload mode, the two fans are operated independently, under the control of the respective temperatures in the freezing and refrigerating compartments.


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