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A refrigerator, in which a main body includes a refrigerating chamber and a freezing chamber. A cold air generation chamber for the freezing chamber, a cold air generation chamber for the refrigerating chamber, and a machine room are provided on an uppermost part of the main body to allow for increa

A refrigerator, in which a main body includes a refrigerating chamber and a freezing chamber. A cold air generation chamber for the freezing chamber, a cold air generation chamber for the refrigerating chamber, and a machine room are provided on an uppermost part of the main body to allow for increased space in the refrigerating and freezing chambers.

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1. A refrigerator, comprising: a main body;a refrigerating chamber defined at a first portion of the main body;a freezing chamber defined at a second portion of the main body, the second portion of the main body being different than the first portion of the main body;a cold air generation chamber fo

1. A refrigerator, comprising: a main body;a refrigerating chamber defined at a first portion of the main body;a freezing chamber defined at a second portion of the main body, the second portion of the main body being different than the first portion of the main body;a cold air generation chamber for the freezing chamber defined at an uppermost part of the main body and configured to generate cold air used in regulating temperature of the freezing chamber, the cold air generation chamber for the freezing chamber extending across the uppermost part of the main body from a front portion of the main body to a rear portion of the main body;a cold air generation chamber for the refrigerating chamber defined at the uppermost part of the main body and configured to generate cold air used in regulating temperature of the refrigerating chamber, the cold air generation chamber for the refrigerating chamber extending across the uppermost part of the main body from the front portion of the main body to the rear portion of the main body;a freezing chamber cold air inlet that allows air to flow from the freezing chamber into the cold air generation chamber for the freezing chamber;a refrigerating chamber cold air inlet that allows air to flow from the refrigerating chamber into the cold air generation chamber for the refrigerating chamber; anda machine room defined at the uppermost part of the main body, the machine room being positioned between the cold air generation chamber for the freezing chamber and the cold air generation chamber for the refrigerating chamber, the machine room extending across the uppermost part of the main body from the front portion of the main body to the rear portion of the main body,wherein the freezing chamber cold air inlet is disposed at a front portion of the cold air generation chamber for the freezing chamber and the refrigerating chamber cold air inlet is disposed at a front portion of the cold air generation chamber for the refrigerating chamber. 2. The refrigerator according to claim 1, wherein the freezing chamber and the refrigerating chamber are defined in the main body in parallel with each other, the cold air generation chamber for the freezing chamber being disposed on an uppermost surface of the freezing chamber and the cold air generation chamber for the refrigerating chamber being disposed on an uppermost surface of the refrigerating chamber. 3. The refrigerator according to claim 2, wherein the cold air generation chamber for the freezing chamber and the cold air generation chamber for the refrigerating chamber are spaced apart from each other and the machine room is disposed in a space between the cold air generation chamber for the freezing chamber and the cold air generation chamber for the refrigerating chamber. 4. The refrigerator according to claim 1, further comprising: a freezing chamber evaporator and a freezing chamber cold air fan that are positioned in the cold air generation chamber for the freezing chamber; anda freezing chamber cold air outlet that allows air to discharge from the cold air generation chamber for the freezing chamber to the freezing chamber, the freezing chamber evaporator being positioned between the freezing chamber cold air inlet and the freezing chamber cold air outlet. 5. The refrigerator according to claim 4, further comprising: a guide duct connected to the freezing chamber cold air outlet, positioned inside of the freezing chamber, and configured to guide cold air discharged from the freezing chamber cold air outlet to an inside of the freezing chamber. 6. The refrigerator according to claim 4, wherein the freezing chamber cold air fan is positioned adjacent to the freezing chamber cold air inlet or the freezing chamber cold air outlet. 7. The refrigerator according to claim 4, wherein the freezing chamber cold air fan includes a fan motor that is positioned between the freezing chamber evaporator and the freezing chamber cold air fan and along an air flow path of cold air being drawn from the freezing chamber evaporator by the freezing chamber cold air fan. 8. The refrigerator according to claim 1, further comprising: a refrigerating chamber evaporator and a refrigerating chamber cold air fan that are positioned in the cold air generation chamber for the refrigerating chamber, anda refrigerating chamber cold air outlet that allows air to discharge from the cold air generation chamber for the refrigerating chamber to the refrigerating chamber, the refrigerating chamber evaporator being positioned between the refrigerating chamber cold air inlet and the refrigerating chamber cold air outlet. 9. The refrigerator according to claim 8, further comprising: a guide duct connected to the refrigerating chamber cold air outlet, positioned inside of the refrigerating chamber, and configured to guide cold air discharged from the refrigerating chamber cold air outlet to an inside of the refrigerating chamber. 10. The refrigerator according to claim 8, wherein the refrigerating chamber cold air fan includes a fan motor that is positioned between the refrigerating chamber evaporator and the refrigerating chamber cold air fan and along an air flow path of cold air being drawn from the refrigerating chamber evaporator by the refrigerating chamber cold air fan. 11. The refrigerator according to claim 1, wherein the machine room defines a receiving space, further comprising: a compressor and a condenser that are located in the receiving space defined by the machine room; anda cover member that is installed on a surface of the machine room in a manner that enables removal and replacement of the cover member, that is configured to cover the receiving space defined by the machine room, and that includes communication holes that are defined on the cover member and that enable communication of air between the receiving space defined by the machine room and an exterior of the refrigerator. 12. The refrigerator according to claim 1, wherein the machine room is positioned over an uppermost surface of the freezing chamber and an uppermost surface of the refrigerating chamber. 13. A refrigerator, comprising: a main body;a refrigerating chamber defined at a first portion of the main body;a freezing chamber defined at a second portion of the main body, the second portion of the main body being different than the first portion of the main body;a cold air generation chamber for the freezing chamber defined at an uppermost part of the main body and configured to generate cold air used in regulating temperature of the freezing chamber, the cold air generation chamber for the freezing chamber extending across the uppermost part of the main body from a front portion of the main body to a rear portion of the main body;a cold air generation chamber for the refrigerating chamber defined at the uppermost part of the main body and configured to generate cold air used in regulating temperature of the refrigerating chamber, the cold air generation chamber for the refrigerating chamber extending across the uppermost part of the main body from the front portion of the main body to the rear portion of the main body;a first cold air inlet through which air from the freezing chamber passes into the cold air generation chamber for the freezing chamber;a second cold air inlet through which air from the refrigerating chamber passes into the cold air generation chamber for the refrigerating chamber; anda machine room provided on the uppermost part of the main body in parallel with the cold air generation chamber for the freezing chamber and the cold air generation chamber for the refrigerating chamber, the machine room extending across the uppermost part of the main body from the front portion of the main body to the rear portion of the main body,wherein the first cold air inlet is disposed at a front portion of the cold air generation chamber for the freezing chamber and the second cold air inlet is disposed at a front portion of the cold air generation chamber for the refrigerating chamber. 14. The refrigerator according to claim 13, further comprising: a first guide duct that is configured to guide cold air discharged from the cold air generation chamber for the freezing chamber to the freezing chamber and that is installed in the freezing chamber; anda second guide duct that is configured to guide cold air discharged from the cold air generation chamber for the refrigerating chamber to the refrigerating chamber and that is installed in the refrigerating chamber. 15. The refrigerator according to claim 13, further comprising: a freezing chamber evaporator and a freezing chamber cold air fan that are installed in the cold air generation chamber for the freezing chamber, the freezing chamber cold air fan being oriented to guide air passing through the freezing chamber evaporator toward the freezing chamber;a refrigerating chamber evaporator and a refrigerating chamber cold air fan that are installed in the cold air generation chamber for the refrigerating chamber, the refrigerating chamber cold air fan being oriented to guide air passing through the refrigerating chamber evaporator toward the refrigerating chamber. 16. The refrigerator according to claim 15, wherein: the freezing chamber cold air fan includes a first motor that is positioned between the freezing chamber evaporator and the freezing chamber cold air fan and along an air flow path of cold air being drawn from the freezing chamber evaporator by the freezing chamber cold air fan; andthe refrigerating chamber cold air fan includes a second motor that is positioned between the refrigerating chamber evaporator and the refrigerating chamber cold air fan and along an air flow path of cold air being drawn from the refrigerating chamber evaporator by the refrigerating chamber cold air fan. 17. The refrigerator according to claim 13, further comprising: a freezing chamber evaporator and a freezing chamber cold air fan that are installed in the cold air generation chamber for the freezing chamber, the freezing chamber cold air fan being oriented to guide air from the freezing chamber toward the cold air generation chamber for the freezing chamber;a refrigerating chamber evaporator and a refrigerating chamber cold air fan that are installed in the cold air generation chamber for the refrigerating chamber, the refrigerating chamber cold air fan being oriented to guide air from the refrigerating chamber toward the cold air generation chamber for the refrigerating chamber. 18. The refrigerator according to claim 17 further comprising a guide member that guides air discharged from the first cold air fan and that is provided around the first cold air fan. 19. The refrigerator according to claim 17, further comprising: a first cold air outlet through which air from the cold air generation chamber for the freezing chamber is discharged to the freezing chamber;a second cold air outlet through which air from the cold air generation chamber for the refrigerating chamber is discharged to the refrigerating chamber, the freezing chamber evaporator installed in the cold air generation chamber for the freezing chamber being positioned between the first cold air inlet and the first cold air outlet and the refrigerating chamber evaporator installed in the cold air generation chamber for the refrigerating chamber being positioned between the second cold air inlet and the second cold air outlet. 20. The refrigerator according to claim 13, wherein the machine room is positioned between the cold air generation chamber for the freezing chamber and the cold air generation chamber for the refrigerating chamber, and defines a receiving space, further comprising: a compressor and a condenser that are located in the receiving space defined by the machine room; anda cover member that is installed on a surface of the machine room in a manner that enables removal and replacement of the cover member to open and close the receiving space defined by the machine room, and that includes communication holes that are defined on the cover member and that enable communication of air between the receiving space defined by the machine room and an exterior of the refrigerator.