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:
Mar. 04, 2003

Filed:

Sep. 13, 2000
Applicant:
Inventors:

Haibei Tang, Qingdao, CN;

Baozhong Li, Qingdao, CN;

Zhiping Li, Qingdao, CN;

Wei Wei, Qingdao, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 4/902 ;
U.S. Cl.
CPC ...
F25B 4/902 ;
Abstract

The present invention relates to temperature control for refrigerators, which automatically adjusts the on-temp/off-temp values in view of the fluctuation of the ambient temperature. The present invention also relates to a refrigerator on which a sensor of simplified circuit design is reasonably allocated. In accordance with the present invention, ambient temperature is divided into a plurality of particular temperature divisions, the on-temp and off-temp values preferred for refrigerator operation in each corresponding temperature division are determined by experiments. By means of a temperature sensor, on-temp/off-temp values appropriately corresponding to a particular temperature division are applied to keep the temperature of the refrigerator at a required level.


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