In one aspect, an icemaker for making ice in a fresh food compartment of a bottom mount refrigerator is provided. The refrigerator comprises a freezer compartment comprising a freezer door, and a fresh food compartment located over the freezer compartment and comprising a fresh food door. The fresh
In one aspect, an icemaker for making ice in a fresh food compartment of a bottom mount refrigerator is provided. The refrigerator comprises a freezer compartment comprising a freezer door, and a fresh food compartment located over the freezer compartment and comprising a fresh food door. The fresh food door comprises an ice dispenser. An ice maker is located in the fresh food compartment, and the ice maker comprises an ice mold, and a thermoelectric device for moving heat from the ice mold. The mold is positioned so that ice from the mold can be dispensed by the ice dispenser in the fresh food door.
대표청구항▼
1. A bottom mount refrigerator, comprising: a freezer compartment comprising a freezer door;a fresh food compartment located over said freezer compartment andcomprising a fresh food door, said fresh food door comprising an ice dispenser; andan ice maker in said fresh food compartment, said ice maker
1. A bottom mount refrigerator, comprising: a freezer compartment comprising a freezer door;a fresh food compartment located over said freezer compartment andcomprising a fresh food door, said fresh food door comprising an ice dispenser; andan ice maker in said fresh food compartment, said ice maker comprising an ice mold, and a thermoelectric device for moving heat from said ice mold, said mold positioned so that ice from said mold can be dispensed by said ice dispenser in said fresh food door. 2. A bottom mount refrigerator in accordance with claim 1 further comprising a freezer air duct extending from said freezer compartment to said ice mold. 3. A bottom mount refrigerator in accordance with claim 2 further comprising an air flow control device for controlling flow of freezer air through said freezer air duct. 4. A bottom mount refrigerator in accordance with claim 3 wherein said air flow control device comprises a damper in said freezer air duct. 5. A bottom mount refrigerator in accordance with claim 3 wherein said air flow control device comprises a variable speed fan for moving air from said freezer compartment into and through said freezer air duct. 6. A bottom mount refrigerator in accordance with claim 1 further comprising an insulated container into which ice from said mold is dispensed, and wherein said insulated container is in communication with said ice dispenser in said fresh food door. 7. A bottom mount refrigerator in accordance with claim 1 further comprising a controller, a flow control device for controlling flow of freezer air through said freezer air duct, and a temperature measurement device positioned to be in an air stream leaving said thermoelectric device, said controller coupled to said flow control device and to said temperature measurement device. 8. A bottom mount refrigerator in accordance with claim 7 wherein said controller is programmed to control a temperature of air from said thermoelectric device to be within a pre-selected range by controlling freezer air flow through said freezer air duct. 9. A bottom mount refrigerator in accordance with claim 8 wherein said controller is coupled to said thermoelectric device and is further programmed to operate said thermoelectric device to selectively heat said mold to facilitate dispensing ice from said mold. 10. An icemaker for making ice in a fresh food compartment of a bottom mount refrigerator, the refrigerator further including a freezer compartment and a freezer air duct extending from the freezer compartment into the fresh food compartment, said icemaker comprising: an ice mold configured to be positioned in the fresh food compartment and inflow communication with the freezer air duct;a thermoelectric device for moving heat from said ice mold; andan air flow control device for controlling flow of freezer air through the freezer air duct. 11. An icemaker in accordance with claim 10 wherein said air flow control device comprises a damper in said freezer air duct. 12. An icemaker in accordance with claim 10 wherein said air flow control device comprises a variable speed fan for moving air from the freezer compartment into and through the freezer air duct. 13. An icemaker in accordance with claim 10 further comprising an insulated container into which ice from said mold is dispensed, and wherein said insulated container is in communication with an ice dispenser in a fresh food compartment door. 14. An icemaker in accordance with claim 10 further comprising a controller for controlling said flow control device. 15. An icemaker in accordance with claim 14 further comprising a temperature measurement device positioned to be in an air stream leaving said thermoelectric device, said controller coupled to said temperature measurement device and programmed to control a temperature of air from said thermoelectric device to be within a pre-selected range. 16. An icemaker in accordance with claim 14 wherein said controller is further programmed to operate said thermoelectric device to selectively heat said mold to facilitate dispensing ice from said mold. 17. A method for operating an icemaker in a fresh food compartment of a bottom mount refrigerator, the icemaker comprising an ice mold configured to be positioned in the fresh food compartment and in flow communication with a freezer air duct, a thermoelectric device for moving heat from the ice mold, and an air flow control device for controlling flow of freezer air through the freezer air duct, said method comprising the steps of: monitoring a temperature of air flow from the thermoelectric device,when the temperature of air flow from the thermoelectric device is above a predetermined temperature, increasing the air flow through the freezer air duct, andwhen the temperature of air flow from the thermoelectric device is below a predetermined temperature, then decreasing the air flow through the freezer air duct. 18. A method according to claim 17 wherein the air flow control device is a damper, and wherein increasing the air flow through the freezer air duct comprises moving the damper toward a fully open position and wherein decreasing the air flow through the freezer air duct comprises moving the damper toward a fully closed position. 19. A method according to claim 17 wherein the flow control device comprises a variable speed fan, and wherein increasing the air flow through the freezer air duct comprises operating the fan at a faster speed, and wherein decreasing the air flow through the freezer air duct comprises operating the fan at a slower speed. 20. A method according to claim 17 further comprising the step of operating the thermoelectric device to selectively heat the mold to facilitate dispensing ice from the mold. 21. A bottom mount refrigerator, comprising: a freezer compartment comprising a freezer door;a fresh food compartment located over said freezer compartment and comprising a fresh food door, said fresh food door comprising an ice dispenser;an ice maker in said fresh food compartment, said ice maker comprising an ice mold, said mold positioned so that ice from said mold can be dispensed by said ice dispenser in said fresh food door; anda fan for moving air from said freezer compartment over said ice mold. 22. A bottom mount refrigerator in accordance with claim 21 further comprising a freezer air duct extending from said freezer compartment to said ice mold. 23. A bottom mount refrigerator in accordance with claim 22 further comprising an air flow control device for controlling flow of freezer air through said freezer air duct. 24. A bottom mount refrigerator in accordance with claim 23 wherein said air flow control device comprises at least one of a damper in said freezer air duct and a variable speed fan for moving air from said freezer compartment into and through said freezer air duct. 25. A bottom mount refrigerator in accordance with claim 21 further comprising a controller, a flow control device for controlling flow of freezer air through said freezer air duct, and a temperature measurement device positioned to be in an air stream leaving a thermoelectric device, said controller coupled to said flow control device, to said temperature measurement device, and to said fan. 26. A refrigerator, comprising: a freezer compartment;a fresh food compartment;an ice maker in said fresh food compartment, said ice maker comprising an ice mold; anda drawer located within said fresh food compartment, said ice mold positioned in said drawer. 27. A refrigerator according to claim 26 wherein said icemaker further comprises a thermoelectric device for moving heat from said ice mold. 28. A refrigerator according to claim 26 wherein said mold comprises a heat transfer surface. 29. A bottom mount refrigerator comprising: a freezer compartment;a freezer door configured to close the freezer compartment;a fresh food compartment located over the freezer compartment;a fresh food door configured to close the fresh food compartment;an insulated third compartment located within the fresh food compartment;a temperature measurement device located within the insulated third compartment;an ice maker mounted in the insulated third compartment and comprising an ice mold;a freezer air duct extending from the freezer compartment to the ice mold; andan air flow control device for controlling flow of freezer air through the freezer air duct, wherein the air flow control device comprises a variable speed fan for moving freezer air from the freezer compartment into and through the freezer air duct. 30. The bottom mount refrigerator of claim 29, wherein the air flow control device further comprises a damper in the freezer air duct. 31. The bottom mount refrigerator of claim 29, further comprising a controller coupled to the air flow control device and to the temperature measurement device. 32. The bottom mount refrigerator of claim 31, wherein the controller is programmed to control a temperature of air from the insulated third compartment to be within a pre-selected range by controlling freezer air flow through the freezer air duct via the air flow control device based on a signal from the temperature measurement device. 33. The bottom mount refrigerator of claim 29, wherein the temperature measurement device comprises a thermocouple or a thermistor. 34. The bottom mount refrigerator of claim 29, further comprising an ice storage section configured to receive ice from the ice mold. 35. The bottom mount refrigerator of claim 29, wherein the fresh food door comprises an ice dispenser, and wherein the ice mold is positioned so that ice from the ice mold can be dispensed by the ice dispenser in the fresh food door. 36. A bottom mount refrigerator comprising: a freezer compartment;a freezer door configured to close the freezer compartment;a fresh food compartment located over the freezer compartment;a fresh food door configured to close the fresh food compartment, the fresh food door comprising an ice dispenser;an insulated third compartment located within the fresh food compartment;a temperature measurement device positioned within the insulated third compartment;an ice maker located in the insulated third compartment, the ice maker comprising an ice mold and an ice storage section configured to receive ice dispensed from the ice mold, the ice storage section being in communication with the ice dispenser;a freezer air duct providing communication between the freezer compartment and the ice storage section, a flow of air from the freezer compartment provided to flow through the ice storage section and exit into the fresh food compartment; andan air flow control device for controlling flow of freezer air through the freezer air duct. 37. The bottom mount refrigerator of claim 36, wherein the air flow control device comprises a damper in the freezer air duct. 38. The bottom mount refrigeration of claim 36, wherein the air flow control device comprises a variable speed fan for moving air from the freezer compartment into and through the freezer air duct. 39. The bottom mount refrigerator of claim 36, further comprising a controller coupled to the air flow control device and to the temperature measurement device. 40. The bottom mount refrigerator of claim 39, wherein the controller is programmed to control a temperature of air from the insulated third compartment to be within a pre-selected range by controlling freezer air flow through the freezer air duct via the air flow control device based on a signal from the temperature measurement device. 41. The bottom mount refrigerator of claim 36, wherein the temperature measurement device comprises a thermocouple or a thermistor.
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이 특허에 인용된 특허 (21)
Schumacher Frank A. (Louisville KY), Automatic ice maker utilizing heat pipe.
Pfahnl Andreas C. ; Lienhard ; V John H. ; Watson Daniel J., Method and apparatus for temperature control of a semiconductor electrical-test contractor assembly.
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