Refrigerator and control method thereof

a technology of refrigerator and control method, which is applied in the field of refrigerators, can solve the problems of shortage of total amount of circulating refrigerant, and lowering the cooling efficiency, and achieve the effect of improving the cooling efficiency

US20070033962A1Inactive Publication Date: 2007-02-15SAMSUNG ELECTRONICS CO LTD
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
Publication Date
2007-02-15
Estimated Expiration
Not applicable · inactive patent

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Abstract

A refrigerator comprising a main body which is formed with three or more storage compartments and a cooling unit having a plurality of evaporators corresponding to the respective storage compartments, the cooling unit comprising a refrigerant supply pipe to supply a refrigerant to the plurality of evaporators; a plurality of refrigerant branch pipes which are branched from the refrigerant supply pipe to mount the evaporators thereto, and to at least one of which the plurality of evaporators are connected in series; and a refrigerant connection pipe to connect an outlet of one of the plurality of refrigerant branch pipes and an inlet of the other one of the plurality of refrigerant branch pipes.
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Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] This application claims the benefit of Korean Patent Application No. 10-2005-0074012, filed on Aug. 12, 2005, in the Korean Intellectual Property Office, the disclosure of which is incorporated herein by reference. BACKGROUND OF THE INVENTION

[0002] 1. Field of the Invention

[0003] The present invention relates to a refrigerator and a control method thereof, and more particularly, to a refrigerator which comprises three or more storage compartments and a cooling unit having a plurality of evaporators corresponding to the respective storage compartments, and a control method thereof.

[0004] 2. Description of the Related Art

[0005] Generally, a refrigerator comprises a main body which has a plurality of storage compartments to store food; a door to open and close openings formed in the plurality of storage compartments; and a cooling unit which is provided in the main body to supply cooling air cooling the respective storage compartments....

Examples

Embodiment Construction

[0038] Reference will now be made in detail to the present preferred embodiment of the present invention, an example of which is illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

[0039] A refrigerator according to the embodiment of the present invention comprises a main body (not shown) which is formed with three or more storage compartments (not shown); and a plurality of doors (not shown) which open and close the respective storage compartments. As shown in FIG. 2, a cooling unit 10 comprises a plurality of evaporators 31, 32, 33 and 34 respectively corresponding to the respective storage compartments.

[0040] As an example, the present invention includes four storage compartments to respectively correspond to the four evaporators 31, 32, 33 and 34. Alternatively, there may be provided three, five or more storage compartments and a corresponding number of the evaporators.

[0041] The cooling unit 10 comprises the plurality o...