A refrigerator includes a fresh food compartment, a freezer compartment and a refrigeration system. A duct, exposed to the freezer compartment, leads into the fresh food compartment. A damper is arranged within the duct to selectively allow the passage of cooling air into the fresh food compartment.
A refrigerator includes a fresh food compartment, a freezer compartment and a refrigeration system. A duct, exposed to the freezer compartment, leads into the fresh food compartment. A damper is arranged within the duct to selectively allow the passage of cooling air into the fresh food compartment. The refrigerator also includes an air mixing fan arranged in the fresh food compartment, a freezer mounted ice maker, a user interface having a plurality of control elements and a controller operatively associated with the user interface. The controller includes a memory having stored therein a plurality of operating parameters for controlling various aspects or features of the refrigerator, including a temperature control mode, a super cool mode, a food saver mode and a quick ice mode, which can be synergistically combined to efficiently operate the refrigerator.
대표청구항▼
We claim: 1. A refrigerator comprising: a cabinet within which is defined a fresh food compartment and a freezer compartment; a door pivotally mounted relative to the cabinet, said door being adapted to selectively close at least one of the fresh food and freezer compartments; an evaporator arrange
We claim: 1. A refrigerator comprising: a cabinet within which is defined a fresh food compartment and a freezer compartment; a door pivotally mounted relative to the cabinet, said door being adapted to selectively close at least one of the fresh food and freezer compartments; an evaporator arranged in the cabinet, said evaporator including an evaporator fan; a duct leading from the freezer compartment to the fresh food compartment; a damper pivotally mounted in the duct, said damper being selectively shiftable between an open position, wherein the fresh food compartment is fluidly connected to the freezer compartment, to a closed position, wherein the fresh food compartment is substantially isolated from the freezer compartment; an air mixing fan arranged in the fresh food compartment, said air mixing fan being selectively activated to establish a recirculating airflow within the fresh food compartment; an ice maker provided in the freezer compartment for selectively producing ice; a user interface including a plurality of control elements for selectively adjusting operating parameters of the refrigerator; and a controller operatively coupled to the user interface, said controller including a memory having stored therein a plurality of operating parameters including: a temperature control mode for establishing, maintaining and sensing an increasing or decreasing trend of at, least one of a fresh food compartment temperature and a freezer compartment temperature; a super cool mode for adjusting the fresh food compartment temperature to prevent stratification wherein, when the super cool mode is active, said controller activates the air mixing fan at full power if the damper is closed and maintains the air mixing fan off if the damper is open; a food saver mode for rapidly lowering the fresh food compartment temperature and the freezer compartment temperature wherein, when the food saver mode is active, said controller automatically lowers the fresh food compartment temperature and the freezer compartment temperature to low settings for a predetermined period of time; and a quick ice mode for rapidly forming ice in the ice maker wherein, when in the quick ice mode, said controller automatically lowers the freezer compartment temperature to a minimum setting for a first predetermined time period and. when the ice maker is filled with water, activates the evaporator fan for a second predetermined time period. 2. A refrigerator comprising: a cabinet within which is defined a fresh food compartment and a freezer compartment; a door pivotally mounted relative to the cabinet, said door being adapted to selectively close at least one of the fresh food and freezer compartments; an evaporator arranged in the cabinet, said evaporator including an evaporator fan; a user interface including a plurality of control elements for selectively adjusting operating parameters of the refrigerator; a controller operatively coupled to the user interface, said controller including a memory having stored therein a plurality of operating parameters including a temperature control mode for establishing, maintaining and sensing an increasing or decreasing trend of at least one of a fresh food compartment temperature and a freezer compartment temperature; an air mixing fan arranged in the fresh food compartment, said air mixing fan being selectively activated to establish a recirculating airflow within the fresh food compartment; a duct leading from the freezer compartment to the fresh food compartment; and a damper pivotally mounted in the duct, said damper being selectively shiftable between an open position, wherein the fresh food compartment is fluidly connected to the freezer compartment, to a closed position, wherein the fresh food compartment is substantially isolated from the freezer compartment, said controller further operating the refrigerator in a super cool mode for adjusting the fresh food compartment temperature to prevent stratification wherein, when the super cool mode is active, said controller activates the air mixing fan at full power if the damper is closed and maintains the air mixing fan off if the damper is open. 3. The refrigerator according to claim 2, further comprising: an ice maker provided in the freezer compartment for selectively producing ice, said controller further operating the refrigerator in a quick ice mode for rapidly forming ice in the ice maker wherein, when in the quick ice mode, said controller automatically lowers the freezer compartment temperature to a minimum setting for a first predetermined time period and, each time the ice maker is filled with water, activates the evaporator fan for a second predetermined time period. 4. The refrigerator according to claim 2, wherein said temperature control mode includes a fresh food sub-routine and a freezer sub-routine. 5. The refrigerator according to claim 4 wherein, in the fresh food sub-routine, the fresh food compartment temperature is compared to a set point temperature established through the user interface plus refrigeration system cut-in and cut-out temperatures in determining the increasing or decreasing trend. 6. The refrigerator according to claim 2, further comprising: an air mixing fan arranged in the fresh food compartment, said air mixing fan being selectively activated at a predetermined speed to establish a recirculating airflow within the fresh food compartment, wherein the speed of the air mixing fan is reduced upon opening of the door. 7. A refrigerator comprising: a cabinet within which is defined a fresh food compartment and a freezer compartment; a door pivotally mounted relative to the cabinet, said door being adapted to selectively close at least one of the fresh food and freezer compartments; an evaporator arranged in the cabinet, said evaporator including an evaporator fan; a duct leading from the freezer compartment to the fresh food compartment; a damper pivotally mounted in the duct, said damper being selectively shiftable between an open position, wherein the fresh food compartment is fluidly connected to the freezer compartment, to a closed position, wherein the fresh food compartment is substantially isolated from the freezer compartment; an air mixing fan arranged in the fresh food compartment, said air mixing fan being selectively activated to establish a recirculating airflow within the fresh food compartment; a user interface including a plurality of control elements for selectively adjusting operating parameters of the refrigerator; and a controller operatively coupled to the user interface, said controller including a memory having stored therein a plurality of operating parameters including a super cool mode for adjusting the fresh food compartment temperature to prevent stratification wherein, when the super cool mode is active, said controller activates the air mixing fan at full power if the damper is closed and maintains the air mixing fan off if the damper is open. 8. The refrigerator according to claim 7, further comprising: an ice maker provided in the freezer compartment for selectively producing ice, said controller further operating the refrigerator in a quick ice mode for rapidly forming ice in the ice maker wherein, when in the quick ice mode, said controller automatically lowers the freezer compartment temperature to a minimum setting for a first predetermined time period and, each time the ice maker is filled with water, activates the evaporator fan for a second predetermined time period. 9. The refrigerator according to claim 7, wherein said air mixing fan is selectively activated at a predetermined speed to establish the recirculating airflow within the fresh food compartment, wherein the speed of the air mixing fan is reduced upon opening of the door. 10. A refrigerator comprising: a cabinet within which is defined a fresh food compartment and a freezer compartment; a door pivotally mounted relative to the cabinet, said door being adapted to selectively close at least one of the fresh food and freezer compartments; an evaporator arranged, in the cabinet, said evaporator including an evaporator fan; a duct leading from the freezer compartment to the fresh food compartment; an ice maker provided in the freezer compartment for selectively producing ice; a user interface including a plurality of control elements for selectively adjusting operating parameters of the refrigerator; a controller operatively coupled to the user interface, said controller including a memory having stored therein a plurality of operating parameters including a quick ice mode for rapidly forming ice in the ice maker; and a valve for use in filling the ice maker with water, wherein, when in the quick ice mode, said controller activates the evaporator fan each time the valve is operated to fill the ice maker with water and said controller automatically deactivates the quick ice mode if the valve has not been opened for a predetermined period of time. 11. The refrigerator according to claim 10, wherein the quick ice mode is selectively, manually controlled through the user interface. 12. The refrigerator according to claim 10, wherein the controller automatically establishes a minimum freezer compartment temperature setting for a first predetermined time period upon activation of the quick ice mode.
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