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| Number | Title | Issue Date |
| 8334484 | Cooking apparatus Provided are a cooking apparatus and a method for controlling the same. The cooking apparatus senses the size of a cooking vessel, or more specifically, the undersurface area of the cooking vessel, and selectively operates heaters accordingly. Therefore, food can be... | 12/18/2012 |
| 7968824 | Method for controlling heating cooking apparatus A method for controlling a heating cooking apparatus, in which an operation of a heating unit is appropriately controlled according to presence/absence or kinds of a load applied to a plate. When no load is applied to the plate, the duty cycle of a heat source is re... | 06/28/2011 |
| 7679033 | Process field device temperature control A field device system for use in an industrial process includes a field device configured to couple to the industrial process and monitor or control the industrial process. The field device provides a temperature control signal output related to a temperature of the... | 03/16/2010 |
| 7428901 | Cooking stove A cooking stove that prevents the execution of a process such as ignition of a burner when a touch switch changes from a non-sensing state to a sensing state. In STEP201, when a first touch switch, which is one of the touch switches provided in an operation, ... | 09/30/2008 |
| 7422010 | Cooking stove A cooking stove that prevents a burner from being ignited when a touch switch shifts from a non-sensing to a sensing state. An operation portion having a touch switch is provided on a glass top plate of a cooking stove main body which accommodates burners. The touch... | 09/09/2008 |
| 7370649 | Cooking stove A touch switch which prohibits a child from actuating heating means, while permitting a child to deactivate heating means. A cooking stove including an electrical capacitance operation switch 10 which switches the cooking stove between an operation state in w... | 05/13/2008 |
| 7355151 | Magnetic safety feature for cookware and cooking stoves Methods and devices for securing the bottom of an item of cookware to the burner of a stove top by use of magnetism. The magnet(s) may be permanent magnets or electromagnets. The cookware may comprise a permanent magnet disposed on or in the base of the cookware. Th... | 04/08/2008 |
| 7342329 | Power supply for electrical domestic appliances and domestic appliances for co-action with such a power supply The invention relates to a power supply for electrical domestic appliances, comprising: at least one connection to the mains electricity supply, and at least one connector for releasable electrical coupling of the power supply to a domestic appliance, wherein the po... | 03/11/2008 |
| 7227103 | Induction hot plate comprising heating regions having a reconfigurable structure, and method for increasing the maximum power of said heating regions An induction hot plate including a plurality of heating regions with a reconfigurable structure. The hot plate includes at least two power modules, each supplying electrical power to at least one first and one second induction heating element. The maximum power to e... | 06/05/2007 |
| 7193192 | Temperature-responsive device A temperature-responsive device (14) is provided for an electric heater (2). The heater (2) is located behind a heatable surface and comprises a dish-like support (6) having therein at least one electric heating element (12) having... | 03/20/2007 |
| 7151428 | Extra hand system The present application is directed to an apparatus designed to hold an object in a stationary position using electromagnetic components. The object is held in a stationary position when at least one electromagnet is activated and the object is released when the at ... | 12/19/2006 |
| 7135658 | Magnetic safety feature for cookware and cooking stoves Methods and devices for securing the bottom of an item of cookware to the burner of a stove top by use of magnetism. The magnet(s) may be permanent magnets or electromagnets. The cookware may comprise a permanent magnet disposed on or in the base of the cookware. Th... | 11/14/2006 |
| 7132626 | Radiant electric heater A radiant electric heater includes at least first (7) and second (11) adjacent heating zones. The first heating zone (7) includes a first heating element portion (5) and the second heating zone includes a second heating element portion ( | 11/07/2006 |
| 7019268 | Wafer processing apparatus and method of use A system, apparatus, and method for thermal processing of substrates undergoing lithographic chemical processes is provided. The thermal processing system includes at least one heating element, a heat distributing plate, having a heating surface and being disposed i... | 03/28/2006 |
| 6995344 | Cooking appliance The appliance has a cooking plate (10) and a radiant electric heater (2) having multiple heating zones (12, 14, 16) arranged substantially side-by-side. A temperature sensing assembly (34) incorporates an electrical component (42) ... | 02/07/2006 |
| 6949723 | Cooktop control A cooktop with a ceramic glass panel has a panel portion with a first indicia set for selection of a burner and a second indicia set for selection of a power level to the selected burner. Each set of indicia is associated with switches for input to a control circuit... | 09/27/2005 |
| 6940048 | Radiant electric heater incorporating a temperature sensor assembly A radiant electric heater (2) is arranged for location underneath and against a cooking plate (12) and incorporates a heating element (14) spaced from the cooking plate and a temperature sensor assembly (26). The temperature sensor assembly (26) comprises a beam (28... | 09/06/2005 |
| 6930287 | Random positioning cooking hob with user interface A cooking hob with random positioning of pans or the like, comprising a plurality of electrical heating elements disposed within a cooking area and individually powered under the control of a control circuit, the heating elements also being used as position sensors ... | 08/16/2005 |
| 6904378 | Method for measuring the temperature of a metal saucepan A method for measuring the temperature of a cooking vessel or saucepan using a radiant heater. The radiant heater has a heating coil with a corresponding control and an induction coil as an inductive sensor and which is located in a metal tray. With the inductive se... | 06/07/2005 |
| 6870138 | Electric cooking hob and method for determining the location of cooking utensils on it An electric cooking hob having a plurality of heating elements distributed in matrix formation below a heat-resistant surface on which one or more cooking utensils can be located in random manner. The cooking hob can determine the location, form and dimensions of on... | 03/22/2005 |
| 6765179 | Electric radiant element with an active sensor for cooking vessel detection An electric radiant heater (11, 111) is provided having an active sensor (21, 121) for detecting the position of a cooking vessel on a glass ceramic plate over the radiant heater (11, 111). The sensor (21, 121) is mad from electrically co... | 07/20/2004 |
| 6614006 | Device for determining the location of cooking utensils on a cooking hob comprising discrete distributed heating elements A device for determining the location of cooking utensils on a cooking hob comprising a plurality of thermal cells distributed in matrix formation below a heat-resistant surface on which the cooking utensil can be located in random manner, the determinati... | 09/02/2003 |
| 6552307 | Temperature detection device for an electric radiant heater A description is given of a temperature detection device for an electric radiant heater, with which is associated an active sensor for detecting the positioning of a cooking vessel on a hotplate, particularly a glass ceramic plate, covering the radiant he... | 04/22/2003 |
| 6541742 | Cooktop with weighing unit A cooktop includes a cooktop panel, at least one heating element for heating a cooking vessel placed upon the cooktop panel, and a weighing unit for detecting a deformation of the cooktop panel as a result of weight-induced loading by the cooking vessel a... | 04/01/2003 |
| 6492627 | Heating unit and control system for cooktops having capability to detect presence of a pan and methods of operating same The present invention provides a control system for a heating unit in a cooktop that is capable of detecting the presence (or absence) of a cooking pan or utensil. The heating unit has a spirally wound ribbon heater element and may be mounted below a glas... | 12/10/2002 |
| 6462316 | Cooktop control and monitoring system including detecting properties of a utensil and its contents A system for automatically controlling the temperature of the cooking surface of a cooking surface of a solid-surface cooktop and, consequently, the temperature of the cooking utensil on the cooking surface, by detecting cooking utensil-related properties... | 10/08/2002 |
| 6350971 | Apparatus and method for detecting vessel movement on a cooktop surface An apparatus is provided for detecting movement of a vessel positioned on a cooktop surface. The apparatus includes a resonant circuit that has at least an inductive loop positioned proximate to the cooktop surface. A signal conditioner is connected to th... | 02/26/2002 |
| 6300603 | Stovetop burner with safety feature A stovetop burner has an electromagnet and safety control means for enabling burner operation only when the electromagnet is energized to hold a cooking utensil on the burner.... | 10/09/2001 |
| 6246033 | Method and apparatus of controlling operation of range top heating elements for cooking A method and device for controlling and limiting the cooking temperature of any selected utensil for cooking on a surface burner element of a range are shown. A temperature sensor is provided either on a heat transfer plate which is mounted to the burner ... | 06/12/2001 |
| 6239414 | Stove automatic shut off control A stove automatic shut off control for boiling a liquid which has a hinged platform (20) for holding a liquid container (22) held horizontally by a compression spring (24) which is axially urged downward when the container includes a liquid. Spring tensio... | 05/29/2001 |
| 6184501 | Object detection system A system for detecting the presence of a cooking vessel positioned over a heating element of a cooking hob comprises a drive loop for generating a time varying magnetic field upon the application of an alternating current thereto a sensor loop proximal to... | 02/06/2001 |
| 6124574 | Heated beverage container An assembly is provided for heating a liquid, such as coffee. The assembly includes a container in which the liquid is retained, first and second electrodes associated with the container, an energy source with which the container can be engaged such that ... | 09/26/2000 |
| 6031209 | Magnetic pot holder for a stove A new and improved device for retaining utensils on a stove top. The device includes an electromagnet spaced a predetermined distance below the stove burner or attached thereto. In a first embodiment, the electromagnet may be electrically connected to a c... | 02/29/2000 |
| 5981916 | Advanced cooking appliance A cooking appliance includes a heating unit (10) for cooking food. The unit has a heating element (34) to which electrical current is supplied for generating heat used to cook food such as chocolate and sauces set upon the heating unit. A programmable con... | 11/09/1999 |
| 5977523 | Electric heating method An electric heating method is described for use with a glass-ceramic top cooking appliance. A first sensor coil is provided in a heater associated with a first heating element and a second sensor coil is provided associated with a second heating element, ... | 11/02/1999 |
| 5958272 | Cooktop with a glass or glass ceramic cooking surface Cooktops with a glass or glass ceramic cooking surface include the usual multiple cooking zones and functional elements, like operating elements, display, etc. The cooking surface exhibits recesses, in which the operational zones, assigned to the elements... | 09/28/1999 |
| 5900174 | Cooking utensil detection method A method is described of processing an electrical signal output from a sensor coil located in an electric heater for use under a cook top in a cooking appliance. The sensor coil is employed to operate a switch to switch on and off a heating element in the... | 05/04/1999 |
| 5900175 | Radiant cooking unit A radiant cooking unit comprises a heat insulating material forming a heating element carrier to which electrical heating elements are secured. It is surrounded by a ring-shaped bordering element of a heat insulating material relatively rigid in design. B... | 05/04/1999 |
| 5893996 | Electric radiant heater with an active sensor for cooking vessel detection An electric radiant heater is constructed with a pot detection system for switching on one or more heating areas. The pot detection system operates inductively according to the resonant circuit detuning principle. The sensor consists of a single-turn loop... | 04/13/1999 |
| 5717189 | Control arrangement for an electric heating appliance An electronic control arrangement for an electrical heating appliance with several separately heatable electrical loads, particularly cooking points or hotplates, contains an electronic master switch, which has its own power supply. The master switch is f... | 02/10/1998 |
