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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 8141375 | Device and method for controlling the temperature inside a refrigerating unit of a combined refrigerator-freezer A refrigerator-freezer of the combined type comprises a first and a second refrigerating units and a single cooling circuit for both units, which are fluid-dynamically and reciprocally connected by an air passage conduit; the temperature inside the first unit is con... | 03/27/2012 |
| 8037701 | Control for a refrigerator 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 ai... | 10/18/2011 |
| 8033126 | Flow controlling assembly and method A flow controlling assembly configured to permit air flow between a first chamber and a second chamber. A frame member includes a damper contacting surface at least partially surrounding a frame opening configured to permit the air flow therethrough. A damper plate ... | 10/11/2011 |
| 7926298 | Variable position air damper for a refrigerator A refrigerator, including a cabinet having top, bottom, rear and opposing side walls that collectively define a freezer compartment and a fresh food compartment, employs a cooling system and an air plenum to deliver a cooling air flow into the freezer and fresh food... | 04/19/2011 |
| 7900465 | Insulated ice compartment for bottom mount refrigerator with controlled damper A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the cabinet, a freezer compartment disposed within the cabinet, an ice compartment disposed within the cabinet, and an electronic control system associated with the refrigerator... | 03/08/2011 |
| 7874172 | Damper An air flow control mechanism for a refrigerator or freezer is disclosed comprising at least one knob to regulate by its adjustment, air flow within a compartment, the knob including at least one end, and wherein said knob is configured to rotate, a cam including a ... | 01/25/2011 |
| 7866174 | Refrigerator having cold air circulating apparatus and control method of circulating cold air A refrigerator having a cold air circulating apparatus includes: a main body, which is provided with a freezer compartment and a refrigerator compartment for preserving food items, and a temperature controlled compartment for preserving food items, separately from t... | 01/11/2011 |
| 7665320 | Damper assembly and methods for a refrigeration device A refrigerator includes a housing defining a fresh food compartment and a freezer compartment, a fan configured to provide airflow through the compartments, and a damper assembly. The damper assembly includes an airflow passage configured to allow cold air to flow f... | 02/23/2010 |
| 7614244 | Ice producing apparatus and method A refrigerator includes a first storage compartment defining a first interior volume. A first evaporator is disposed in a first evaporator compartment and is configured to provide cool air to the first interior volume. A second storage compartment defines a second i... | 11/10/2009 |
| 7591141 | Electronic control system for insulated ice compartment for bottom mount refrigerator A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the cabinet, a freezer compartment disposed within the cabinet, an ice compartment disposed within the cabinet, and an electronic control system associated with the refrigerator... | 09/22/2009 |
| 7500369 | Cold control damper assembly The invention consists of a unit 10 including a two-piece, snap together housing made of elements 40 and 50 which forms the orifice seat and the transitions which direct moisture away from the seat area and prevents the accumulation of moisture ... | 03/10/2009 |
| 7350374 | Consumer refrigerator A proposed refrigerator embodiment comprises a body enclosing a lower fresh-food compartment at above-freezing temperatures; a freezer disposed above the lower compartment, an intermediate-temperature compartment disposed above the freezer both operating at below-fr... | 04/01/2008 |
| 7334632 | Variable volumetric flow heat exchanger for an air-to-air heat recovery system A variable volumetric flow heat exchanger for a building air-to-air heat recovery system that is operable at a high volumetric flow rate and at a low volumetric flow rate. The heat exchanger includes multiple heat exchange banks, including at least one continuous du... | 02/26/2008 |
| 7263856 | Refrigerator A refrigerator is disclosed, by which a specific part of a freezer room and/or a specific part of a cold storage room can be adjusted. The refrigerator includes a body having a cold storage room and a freezer room, an evaporator provided to the body to generate cold... | 09/04/2007 |
| 7260957 | Damper for refrigeration apparatus A damper for controlling air flow into at least one refrigeration compartment of a refrigerator is provided. The damper includes a damper, and a first damper door and a second damper door movably mounted on the frame. The damper frame defines a first gate, a second ... | 08/28/2007 |
| 7231780 | Damper device for refrigerator A damper device for a refrigerator has a step motor used as the power source for rotating a baffle to open/close the cold air passage of the refrigerator in a more secured manner. The damper device for a refrigerator includes a frame installed in the cold air passag... | 06/19/2007 |
| 7213408 | Multifunctional constant temperature refrigerator with thermal carriers The present invention discloses a multifunctional constant temperature refrigerator comprising a compressor (1), an evaporator (16), a condenser (23), a cabinet (37), and freezing compartments (9), wherein the refrigerator further ... | 05/08/2007 |
| 7213410 | Refrigerator A refrigerating appliance contains an inner chamber that is surrounded by a heat-insulating housing and a door, and can be divided into an upper region and a lower region by a partition wall. The refrigerating appliance also contains a plate-type evaporator that is ... | 05/08/2007 |
| 7194872 | Dispenser for refrigerator A dispenser for a refrigerator is disclosed, which enables an effective usage of the inner space of the refrigerator and enables to always provide fresh water to a user. The dispenser includes a first pipe connected with a water supply source; a reservoir installed ... | 03/27/2007 |
| 7188479 | Ice and water dispenser on refrigerator compartment door An ice and water dispenser for a bottom freezer refrigerator positioned on a refrigerator compartment door. The ice maker and ice cube storage bin can have below 0° C. air provided to maintain the ice maker and ice cube storage bin below 0° C. Supply and return du... | 03/13/2007 |
| 7174734 | Refrigerator damper with PTC heater actuation A damper in a refrigeration system having a first compartment and a second compartment connectable through a passageway is provided. The damper comprises a damper door, a temperature responsive unit, and a heating element. The damper door is moveable between an open... | 02/13/2007 |
| 7174729 | Automatic defrost controller including air damper cleaning A damper cleaning apparatus for a two compartment refrigerator having a damper for controlling airflow between compartments. The damper cleaning apparatus includes a damper drive mechanism for opening and closing the damper. A controller for controlling the damper d... | 02/13/2007 |
| 7164100 | High-frequency de-icing of cableways High-frequency AC voltage with a frequency in a range of from 60 to 100 kHz supplied from a power source at 3 to 15 kV is applied to an electrical conductor within about 30 cm of a cableway. The high-frequency AC voltage generates an alternating electric field. Capa... | 01/16/2007 |
| 7159409 | Method and apparatus for controlling the load placed on a compressor A method of operating a vapor compression system, the vapor compression system defining a closed fluid circuit in which a refrigerant is circulated and having operably disposed therein, in serial order, a compressor, a high pressure heat exchanger, an expansion devi... | 01/09/2007 |
| 7156369 | Valve control device The device (1) comprises a support structure (2) in which at least a first opening (8, 9) is defined, a shutter (13) which is mounted for piloting in that structure (2) and which is adapted to take up a least a first and a second a... | 01/02/2007 |
| 7152419 | Refrigerator air control baffle assembly with sound dampening A baffle assembly for an air control device that reduces the noise associated with operation of solenoid coils. The invention employs one or two solenoid coils mounted in a frame and attached to a fixed plate. An armature, located inside the solenoid coils, is conne... | 12/26/2006 |
| 7140391 | Multiway valve A multiway valve contains a housing having several inlets and outlets and a chamber. Several seats are provided and each is respectively associated with one inlet or one outlet. A closure element is provided which can move between the seats and at least one actuator... | 11/28/2006 |
| 7140191 | Refrigerator and temperature sensor fixing method in the refrigerator A direct cooling type refrigerator capable of rapidly and accurately controlling the temperature thereof, reducing the ON/OFF time of its compressor, thereby preventing the temperature deviation of its storage compartment from increasing over a predetermined value. ... | 11/28/2006 |
| 7137266 | Time division multi-cycle type cooling apparatus and method for controlling the same The present invention relates to a cooling apparatus including a compressor, a condenser, a first expanding unit, a second expanding unit, a third expanding unit, a first evaporator, and a second evaporator; a first refrigerant circuit containing refrigerant dischar... | 11/21/2006 |
| 7131284 | Automatic defrost controller including air damper control A damper apparatus for controlling airflow between compartments in a two compartment refrigerator having a door includes a controller for controlling opening and closing of a damper; and a door sensor connected to the controller for detecting when the door is open. ... | 11/07/2006 |
| 7107775 | Cold control damper assembly The invention consists of a unit 10 including a two-piece, snap together housing made of elements 40 and 50 which forms the orifice seat and the transitions which direct moisture away from the seat area and prevents the accumulation of moisture ... | 09/19/2006 |
| 7096936 | Refrigerator with quick chill and thaw system A quick chill and thaw system includes an air handler mounted in a fresh food compartment of a refrigerator and drawing air from a freezer compartment for rapid chilling of items inside a slide-out pan. The air handler produces convective airflow at temperatures wit... | 08/29/2006 |
| 7093453 | Refrigerator with cold air circulation A refrigerating appliance has a heat-insulating housing, at least one door, and an interior cooling chamber enclosed by the housing and the door. The chamber is cooled by the circulation of cooling air. A flow channel for the cooling air is mounted at the door. The ... | 08/22/2006 |
| 7059142 | Refrigerator having temperature controlled chamber A refrigerator having a temperature controlled chamber partitioned from a refrigerator compartment and a freezer compartment. Air is circulated between the freezer compartment and the temperature controlled chamber through air inlet and outlet ports, thus cooling th... | 06/13/2006 |
| 7051539 | Convertible refrigerator-freezer A refrigerator freezer having an upper refrigerator compartment and a lower below freezing freezer compartment. The upper compartment can be a convertible compartment selectively operable by the user as an above freezing refrigerator compartment or as a below freezi... | 05/30/2006 |
| 7036334 | Refrigerator having temperature controlled chamber A refrigerator having a temperature-controlled chamber, which stores food to be readily cooked without a thawing process. A cool air inlet port introduces cool air from the freezer compartment into the temperature-controlled chamber. The cool air inlet port is opene... | 05/02/2006 |
| 7032407 | Methods and apparatus for refrigerator compartment A refrigerator is provided. The refrigerator includes a refrigeration compartment, a freezer compartment, and a third compartment controllable in both a refrigeration mode and a freezer mode. ... | 04/25/2006 |
| 7032395 | Transport temperature control unit and methods of defrosting an evaporator coil of the same A transport temperature control unit and methods of defrosting an evaporator coil of a transport temperature control unit. The transport temperature control unit includes an evaporator coil, an ambient air temperature sensor for sensing an ambient air temperature, a... | 04/25/2006 |
| 7032408 | Refrigerator with internal compartment divisible into independent temperature zones A refrigerator comprises a refrigerator housing having a compartment, this latter presenting side walls having brackets for at least one removable element for supporting products to be preserved and separating the compartment into separate zones, the compartment hav... | 04/25/2006 |
| 7006892 | Dispenser and control method thereof, and refrigerator using the same A dispenser and a control method thereof, and a refrigerator using the same. A method of controlling a dispenser having a driving part discharging objects, and a switching part controlling the driving part to operate and stop, including sensing whether the switching... | 02/28/2006 |
