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. 06, 2001

Filed:

Nov. 16, 1999
Applicant:
Inventor:

Warren Frank Bessler, Amsterdam, NY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25D 1/704 ;
U.S. Cl.
CPC ...
F25D 1/704 ;
Abstract

A refrigeration system is disposed within an outer cabinet having a freezer compartment and a fresh food compartment connected via a mullion opening. A compressor, a condenser, an expansion device and a freezer evaporator are connected in series to expand and condense a refrigerant to cool the compartments. A freezer compartment temperature sensor and a fresh food compartment temperature sensor are provided to sense compartment temperatures. A discrete speed freezer compartment fan directs cooling air throughout the freezer compartment and through the mullion opening to the fresh food compartment. A controller generates control signals to the discrete speed evaporator fan to operate at high speed if either the fresh food compartment or both the freezer and fresh food compartments demand cooling and at a low speed if only the freezer compartment demands cooling.


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