Abstract: A method for controlling a combustion operation of a cooking appliance, the cooking appliance including a main body having a cooking chamber formed therein, a first heating assembly including a first heater provided inside of the cooking chamber and configured to generate an air circulation flow to circulate heated air inside of the cooking chamber, and a second heating assembly including a second heater provided outside of the cooking chamber and configured to generate heat under the cooking chamber, the method comprising: a simultaneous operation of simultaneously operating the first heating assembly and the second heating assembly; and a partial operation of operating only one heating assembly of the first heating assembly and the second heating assembly.

Abstract: An injection molding machine includes an edge gate nozzle with a nozzle body having a primary melt channel and a nozzle head having first and second secondary melt channels that feed melt to first and second nozzle tips. First and second heaters are disposed in the nozzle head to provide heat to the secondary melt channels. In some embodiments, the heaters are positioned adjacent to the secondary melt channels, with first heater is closer to the first secondary melt channel than to the second secondary melt channel. In some embodiments, the heaters are positioned adjacent to the nozzle tips, with the first heater closer to the first nozzle tip than to the second nozzle tip. In some embodiments, each heater is adjacent to both the respective nozzle tip and secondary melt channel. In some embodiments, each heater is individually controllable.

Abstract: A heating cooking system includes a cooking device (100), servers (400, 500) for communicating with the cooking device (100) via a communication network and an information terminal (300) for communicating with the servers (400, 500) via the communication network. The servers (400, 500) have a communication tool manager (400) for managing communication tools of the information terminal (300) for users. The cooking device (100) has posting sections for posting information relating to executed cooking menus to the communication tool manager (400) of the servers (400, 500) via the communication network (N).

Abstract: Systems and methods of the present invention are directed to welding systems having a welding power supply and wire feeder, where the power supply and wire feeder communicate over the welding power cables. In exemplary embodiments, the wire feeder communicates with the power supply over the welding cables using current draw pulses which are generated and recognized by the power supply. Similarly, the power supply generates voltage pulses which are transmitted over the welding power cables and recognized by the wire feeder.

Abstract: A cooking apparatus and a method for controlling the cooking apparatus are provided. The cooking apparatus includes induction heating coils that include a high power burner in which a first heating coil and a second heating coil are concentric. The cooking apparatus includes a low power burner that includes a third heating coil and a fourth heating coil, a power supply unit that includes a first AC power supply unit and a second AC power supply unit which have a different phase from each other, and a coil driving unit that provides power supplied by the first AC power supply unit to the first heating coil, and provides power supplied by the second AC power supply unit to at least one of the second heating coil, the third heating coil, and the fourth heating coil.

Abstract: Intelligent portable carrier device for supporting movement in product tracking and monitoring of regulated products, such as tissue and biologics. Embodiments of the invention use product identification technology, such as radio-frequency identification (RFID) tags and readers, to uniquely identify the regulated products as they are added to or removed from the intelligent portable carrier device. Embodiments of the invention may also be configured to monitor and report temperature and other environmental conditions associated with the intelligent portable carrier device.

Abstract: The invention provides a gas burner (10) with a high power burner unit and a low power burner unit.

Abstract: A cooking hob, especially an induction cooking hob, including a first heating zone having at least two independently heatable heating elements operable by a first power supply via a first switching device, and at least one additional heating zone operable by a second power supply via a second switching device in a normal mode of operation. The heating capacity of the first heating zone can be increased beyond a maximum power of the first power supply while the first heating zone and the additional heating zone are operated simultaneously in the normal mode of operation. The cooking hob includes a switching element for establishing a power supply connection between the second power supply and one of the heating elements of the first heating zone in a special mode of operation so as to increase the heating capacity of the first heating zone.

Abstract: A dual resistance heater for a phase change material region is formed by depositing a resistive material. The heater material is then exposed to an implantation or plasma which increases the resistance of the surface of the heater material relative to the remainder of the heater material. As a result, the portion of the heater material approximate to the phase change material region is a highly effective heater because of its high resistance, but the bulk of the heater material is not as resistive and, thus, does not increase the voltage drop and the current usage of the device.

Abstract: A safety device for regulating the supply of electricity and/or fuel to an appliance. Electricity and/or fuel may be supplied to an appliance for a period of time responsive to a user operating a user operable control means, such as a button. The safety device will cut off the supply of electricity and/or fuel after a first period of time unless the user operable control means is operated again to extend the period of time for which the regulator means allows the supply of electricity and/or fuel. Thus, the user must periodically operate the user operable control means if the appliance is to continue functioning. The safety device may function differently at different times of the day. The safety device is particularly useful with electric or fuel burning cookers, to reduce the risk of fire when the cooker is inadvertently left unattended.

Abstract: A method is provided for interconnecting a single electrical heating element of a hot water heater to first and second AC electrical power sources. Typically, these first and second AC electrical power sources include a utility provided electrical power source and a renewable power source that generates AC power from DC power. The method includes operating a controller that selectively connects and disconnects the first and second power sources. If sufficient electrical power is available from the renewable power source, the utility provided electrical power source may be disconnected to preferentially utilize renewable energy.

Abstract: There is described a method for stabilizing a post-trimming resistance of a thermally isolated electrical component made from a thermally mutable material, the method comprising: generating at least one heating pulse, the at least one heating pulse having an initial amplitude corresponding to a trimming temperature, a slope corresponding to a given cooling rate and a duration corresponding to a given cooling time; and applying the at least one heating pulse to one of the thermally isolated electrical component and a heating device in heat transfer communication with the thermally isolated electrical component, after a trimming process, in order to cause the electrical component to cool in accordance with the given cooling rate, the given cooling rate being slower than a passive cooling rate determined by the thermal isolation of the electrical component.

Abstract: Operability of a heating cooker having a heating unit in a top plate is improved. After power-on, a light emission control unit causes the operation unit light-emitting element of an operable operation inhibition releasing key to be lit so that only the key is displayed and the other keys are less visible. Thus, the heating cooker is changed into a lock state. When the operation inhibition releasing key is operated in the lock state, at least one electrostatic touch key other than the operation inhibition releasing key is made operable and the operation unit light-emitting element is lit. Alternatively, in the above structure, the operation unit light-emitting element of the operable operation unit is lit in a first light-emission color, and the operation unit light-emitting elements of the inoperable operation units are lit in a second light-emission color different from the first light-emission color. Thus effective operation can be guided.

Abstract: An air conditioning apparatus, including an electric motor driven blower for circulating air through a cabinet, also includes one or more electric heating elements and a system controller operable to control energization of the heating elements and the blower motor at predetermined operating conditions by way of suitable relay or control elements. The system includes a heating interlock relay to prevent energization of the one or more heating elements if the blower motor is inoperable, operating at other than a predetermined range of speeds or the system controller detects a malfunctioning heating element control relay or the like.

Abstract: A microwave oven comprises a cooking cavity and a RF generation module configured to deliver microwave energy into the cooking cavity. A controller is operatively associated with the RF generation module. The controller receives and processes a signal indicative of current state of an associated energy supplying utility for determining whether to operate the microwave oven in one of a normal operating mode and an energy savings mode in response to the received signal. The controller is configured to at least temporarily block the signal when the RF generation module is activated if a frequency of the signal is at least partially degraded by a frequency of the RF generation module.

Abstract: A slow cooker includes a housing and a heating element to heat a heating cavity of the housing. The heating element is operable in only a single cooking mode and only a single warming mode. A container is sized and shaped to fit within the heating cavity of the housing. A lid is sized and shaped to at least partially cover the opening of the container. A controller is configured to control operation of the heating element in either the single cooking mode or the single warming mode. A control knob is rotatably mounted to the housing and is operatively connected to the controller. Rotation of the control knob causes a controller to actuate the heating element to heat contents within the container to a first predetermined temperature at a selected amount of time.

Abstract: An aquarium heater includes a top cover, a ceramic heater plate arranged at the bottom side of the top cover, a temperature control knob arranged at the top side of the top cover, a circuit controller arranged at the bottom side of the top cover for controlling the ceramic heater plate to generate one of a series of watts of heat energy subject to setting of the temperature control knob, a metal heat sink surrounding the ceramic heater plate, and an insulative housing tightly attached to the bottom side of the top cover around the metal heat sink.

Abstract: A pressure-sensitive adhesive strength exhibiting unit including: a thermal head including heat-generating elements aligned in a row, for heating the pressure-sensitive adhesive label from the pressure-sensitive adhesive layer side to cause each of the heat-generating elements to form a bore in the functional layer; a platen roller for conveying the pressure-sensitive adhesive label while sandwiching the pressure-sensitive adhesive label between the thermal head and the platen roller; and a control part for applying heat energy to each of the heat-generating elements independently, wherein when the control part continuously forms perforation lines in which a plurality of the bores are aligned in a row by repeating the application of heat energy, the control part applies high heat energy, whose energy amount is higher than an energy amount of heat energy applied to the heat-generating elements during formation of a previous perforation line, to the heat-generating elements to form the perforation line.

Abstract: A programmable cooking system includes a controller, at least one of a cooking range and an oven interfacing with the controller, a set of scales interfacing with the controller, a timer interfacing with the controller and at least one data entry component interfacing with the controller.

Abstract: The condensation-free and bacteria-free pan system provides hygienic cover for a food preparation area. The system includes at least one pan having a top cover sheet, a heating element, a layer of thermal insulation and a bottom pan sheet. The top cover sheet is formed from a corrosion resistant material and is adapted for catching contaminants falling from overhead. The layer of thermal insulation is sandwiched between the top cover sheet and the heating element, and the bottom pan sheet is formed from a thermally conductive, corrosion resistant material, the bottom pan sheet having a lower wall and at least one sidewall. The top cover sheet, the layer of thermal insulation and the heating element are disposed above the bottom pan sheet to form a multilayer pan.

Abstract: An operating device for an electric hob comprises a plurality of touch pads as touch points, in which operation takes place by applying a finger to specific defined touch points. The touch pads may be in themselves structurally movable separately of the electric hob or the operating device. The touch pads comprise individual coding circuits which can be accomplished by way of modulation of an electromagnetic field. The operating device has an electrode surface for attachment next to the electric appliance, on which the touch pads are arranged. Capacitive coupling is formed between the touch pads and the electrode surface. The operating device comprises a drive and evaluation device connected to the electrode surface both for detecting touching of a touch pad in general and for detecting and differentiating between touching of a specific touch pad and touching of another touch pad as indicated by the individual coding circuit.

Abstract: An appliance including a top plate has its operability improved and prevents an operation error. The appliance includes electrostatic touch keys provided on a lower surface of the top plate, the electrostatic touch keys including electrodes made of conductive films having predetermined light-blocking property, respectively, operation-unit illuminators emitting light toward the electrodes, which are partially cut, from a direction opposite to the top plate, respectively, and an illumination controller controlling illumination of the operation-unit illuminators. The illumination controller changes the illumination state of the shapes of key indicators above the electrodes to allow a user to identify function and validity of the electrostatic touch keys. The illumination controller controls the illumination state of operation-unit illuminators, such as lighting-on, blinking, lighting-off, and adjusting the brightness, to provide information required for operation.

Abstract: 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. The burner comprises a magnetic material such as steel or iron. The magnetic material may be in the grate of the cook top, in the electric coil of an electric burner, in the surface of a vitroceramic or smooth-top stove top, or other component of the cook top in close proximity to the bottom of the cookware when it is on the cooking surface. The magnetic source prevents the cookware from being accidentally knocked off the cook top.

Abstract: A water heating control and storage system, including an insulated tank for containing water to be heated. The tank has at least two heating elements, including an upper heating element and a lower heating element. An operation control device receives a demand response signal and enables each element to independently heat water for usage. A method for controlling a water heating storage system includes providing an insulated tank for containing water to be heated; providing an upper heating element with a thermostat and thermal limiting device and a lower heating element with a thermostat and thermal limiting device to heat upper and lower portions of water inside the tank; and providing a pair of switches for enabling each of the heating elements to independently heat upper and lower portions of the water for usage.

Abstract: A method for controlling a cooking process in a cooking appliance includes determining, from a gas concentration detected during the cooking process, a set of function values corresponding to a shape of a function that depends on the gas concentration from a starting time t0 to a current time tn during a cooking process. Respective sets of comparison values for a comparison at the time tn are determined from the sets of reference values. A plurality of the sets of comparison values coming closest to the set of function values is automatically selected, and a set of parameters including at least an ending time of the cooking process is generated. The selected set of parameters is used for an electrical controller of the cooking appliance until a next comparison is made at a time tn+1. The method is automatically stopped as soon as the ending time of the cooking process has been reached.

Abstract: A control display for an oven includes an interactive cook time delay screen having a slide bar for selecting a cook time delay. The slide bar has a length corresponding to the total time of a cooking cycle, such that moving the slide bar along a timeline simultaneously adjusts the start time and the stop time of the cooking cycle, while also allowing a user to delay the start of a cooking cycle. A temperature select screen includes a slide bar for selecting a cooking cycle temperature, and a cook time select screen allows selection of a cooking cycle time. A control lock feature allows a user to lock and unlock the control display by moving a slide bar from a lock position to an unlock position along a track. A controller controls the operation based on the delay time, cooking temperature and cook time selected.

Abstract: A system for controlling the operation of the electric heating element in a water tank. The system comprises a temperature sensor in the water tank connected to a main control unit. User preferences related to hot water supply are inputted via a friendly user interface and the main control unit controls the operation of the heating element in the water tank to supply hot water according to the user preferences with minimal energy consumption.

Abstract: The present invention provides a micro-control device, which comprises a RC oscillator for generating a reference clock, a plurality of analog switches coupled to the touch switches for controlling transmission of the transition signal and a plurality of counters for counting time, all of the counters stop counting when one of the counters overflows and content of all counters being read, wherein ON/OFF of the analog switches controlled by a software.

Abstract: When a timer period reaches an increase-stopping-time during the long-push state of a timer key, increase of the timer period is stopped once. Accordingly, even though a long-push state is continued due to a fault of the timer key, the indication of the timer period is not repeated.

Abstract: An operating device for an electric hob comprises a plurality of touch pads as touch points, in which operation takes place by applying a finger to specific defined touch points. The touch pads may be in themselves structurally movable separately of the electric hob or the operating device. The touch pads comprise individual coding circuits which can be accomplished by way of modulation of an electromagnetic field. The operating device has an electrode surface for attachment next to the electric appliance, on which the touch pads are arranged. Capacitive coupling is formed between the touch pads and the electrode surface. The operating device comprises a drive and evaluation device connected to the electrode surface both for detecting touching of a touch pad in general and for detecting and differentiating between touching of a specific touch pad and touching of another touch pad as indicated by the individual coding circuit.

Abstract: A multistage control system of a Positive Temperature Coefficient (PTC) heater for a vehicle is disclosed with a PTC heater that contains heating elements relevant to a first, second, and third stages. An Electronic Control Unit (ECU) outputs a control signal to a first relay, which switches the first stage into an ON and OFF state, for controlling the operation of the first stage of the PTC heater. A heater controller outputs control signals to a second relay and third relay, respectively, for controlling the operation of the second and third stages of the PTC heater, only if the first stage of the PTC heater is in activation via the ECU, wherein the second relay and the third relay each switch the second and third stages into an ON and OFF state.

Abstract: The condensation-free and bacteria-free pan system provides hygienic cover for a food preparation area. The system includes at least one pan having a top cover sheet, a heating element, a layer of thermal insulation and a bottom pan sheet. The top cover sheet is formed from a corrosion resistant material and is adapted for catching contaminants falling from overhead. The layer of thermal insulation is sandwiched between the top cover sheet and the heating element, and the bottom pan sheet is formed from a thermally conductive, corrosion resistant material, the bottom pan sheet having a lower wall and at least one sidewall. The top cover sheet, the layer of thermal insulation and the heating element are disposed above the bottom pan sheet to form a multilayer pan.

Abstract: An electrical heater element containing one or more sense wires located at a point or points between the power terminals that provides a voltage signal that is compared with a predefined level or ratio, to trigger a power supply trip should the sense voltage fall outside those limits.

Abstract: 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. The burner comprises a magnetic material such as steel or iron. The magnetic material may be in the grate of the cook top, in the electric coil of an electric burners in the surface of a vitroceramic or smooth-top stove top, or other component of the cook top in close proximity to the bottom of the cookware when it is on the cooking surface. The magnetic source prevents the cookware from being accidentally knocked off the cook top.

Abstract: A heating device having a layer containing electrically conductive plastic. The layer exhibits adhesive characteristics at least in some sections on at least one side. A heatable object equipped with a heating device of this type. The layer containing electrically conductive plastic is connected to at least one component of an object. A. radiant heating system including a support and a heating layer containing electrically conductive plastic, whereby the heating layer is formed by a flexible film and the support is also flexible. Methods to produce such products and apparatus.

Abstract: A safety device for regulating the supply of electricity and/or fuel to an appliance. Electricity and/or fuel may be supplied to an appliance for a period of time responsive to a user operating a user operable control means, such as a button. The safety device will cut off the supply of electricity and/or fuel after a first period of time unless the user operable control means is operated again to extend the period of time for which the regulator means allows the supply of electricity and/or fuel. Thus, the user must periodically operate the user operable control means if the appliance is to continue functioning. The safety device may function differently at different times of the day. The safety device is particularly useful with electric or fuel burning cookers, to reduce the risk of fire when the cooker is inadvertently left unattended.

Abstract: An appliance including a top plate has its operability improved and prevents an operation error. The appliance includes electrostatic touch keys provided on a lower surface of the top plate, the electrostatic touch keys including electrodes made of conductive films having predetermined light-blocking property, respectively, operation-unit illuminators emitting light toward the electrodes, which are partially cut, from a direction opposite to the top plate, respectively, and an illumination controller controlling illumination of the operation-unit illuminators. The illumination controller changes the illumination state of the shapes of key indicators above the electrodes to allow a user to identify function and validity of the electrostatic touch keys. The illumination controller controls the illumination state of operation-unit illuminators, such as lighting-on, blinking, lighting-off, and adjusting the brightness, to provide information required for operation.

Abstract: A cooking hob, especially an induction cooking hob, including a first heating zone having at least two independently heatable heating elements operable by a first power supply via a first switching device, and at least one additional heating zone operable by a second power supply via a second switching device in a normal mode of operation. The heating capacity of the first heating zone can be increased beyond a maximum power of the first power supply while the first heating zone and the additional heating zone are operated simultaneously in the normal mode of operation. The cooking hob includes a switching element for establishing a power supply connection between the second power supply and one of the heating elements of the first heating zone in a special mode of operation so as to increase the heating capacity of the first heating zone.

Abstract: When a timer period reaches an increase-stopping-time during the long-push state of a timer key, increase of the timer period is stopped once. Accordingly, even though a long-push state is continued due to a fault of the timer key, the indication of the timer period is not repeated.

Abstract: A portable pouch for use in heating temperature sensitive materials is disclosed. The pouch includes a heating unit with one or more fasteners attached around its outer edges. The heating unit can be folded to allow the one or more fasteners to secure opposing outer edges of the heating unit together to form a pocket for substantially enclosing the materials to be warmed. The heating unit can be electrically connected to a direct current power source. The heating unit includes first and second cover layers enclosing a heat generating element and a carbon-based heat spreading element. A thermal insulation layer is also positioned between the first and the second cover layers. The heating element is adapted to generate and evenly spread heat over the interior surface of the pocket to evenly heat the materials disposed within the pocket.

Abstract: A heating unit for use in heating a fluid conduit is disclosed. The heating unit includes first and second pliable cover layers. A pliable electrical heating element is disposed between the first and second cover layers. The pliable electrical heating element includes a heat generating element for converting electrical energy to heat energy and a heat spreading element that is attached to the heat generating element. The heat spreading element comprises carbon that is thermally coupled to the heat generating element for distributing the heat energy. A thermal insulation layer is attached to a second side of the pliable electrical heating element and is positioned adjacent the first cover layer. Additionally, a receiving power connector is electrically connected to the heat generating element and is configured to couple to an electrical power source. The heating unit is sized to substantially cover the fluid conduit.

Abstract: A fluid heating and dispensing device and method of using the device, is provided. The device has a first reservoir, a second reservoir, a pump device, a heating device, and a delivery device. The first reservoir is in thermal communication with the heating device, the second reservoir is in substantial thermal isolation from the heating device, the first reservoir is substantially smaller than the second reservoir and the pump device selectively causes fluid to flow between the reservoirs and to the atmosphere. The device can have a removable supply container for refilling.

Abstract: An electric grill includes at least one grill pan having a first heating member, a second heating member, and a temperature sensing member for measuring the temperature of the grill pan; and the first heating member, the second heating member and the temperature sensing member connect with a control circuit. The temperature sensing member provides a temperature signal for the control circuit, and the control circuit controls the power on/off of the first heating member and the second heating member.

Abstract: A toaster has a user selectable supplementary toasting cycle that is intended to change the shade of a food after or during a toasting cycle.

Abstract: 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. The burner comprises a magnetic material such as steel or iron. The magnetic material may be in the grate of the cook top, in the electric coil of an electric burner, in the surface of a vitroceramic or smooth-top stove top, or other component of the cook top in close proximity to the bottom of the cookware when it is on the cooking surface. The magnetic source prevents the cookware from being accidentally knocked off the cook top.

Abstract: An electric adapter for providing output power to an accessory includes an adapter housing having a projection configured for insertion into a DC power accessory port, the projection carrying an electrical input conductor, a power outlet cord extending from the housing, a manually operable power switch mounted on the housing, the switch operable to electrically connect the electrical input conductor to the power outlet cord, and a timer circuit contained within the housing and configured to electrically disconnect the input conductor from the power outlet cord after a predetermined cycle time period, without removing the projection from the DC power accessory port.

Abstract: A cooking apparatus having heaters and a cooking chamber defined in the cooking apparatus, the heaters are provided in the cooking chamber, and two or more buttons are provided representing different cooking temperatures. A temperature of the cooking chamber is set by pushing one of the two or more buttons. One of a plurality of cooking modes is selected depending on a kind of food, and each of the cooking temperatures is represented by one of the two or more buttons corresponds to each of the cooking modes. Therefore, setting various cooking temperatures depending on the kind of food is possible.

Abstract: An adjustable heater for aquaria, comprising a substantially tubular container (2) within which are housed an electrical heating element (3), a switch (6) comprising s fixed contacts (7, 8) and moving contacts (9, 10) and capable of electrically connecting the heating element (3) with an external source (R) of electrical power, a temperature sensor (12) with a bi-metal strip (13) capable of detecting the temperature of the liquid and interacting with the switch (6) to move it from a closed position to an open position when a predetermined temperature (T) is to reached. The moving contacts (9, 10) of the switch (6) are secured to a free end (13?) of the bi-metal strip (13) while the other end (13?) of the bi-metal strip (13) is electrically insulated. This yields the advantage that electrical current does not pass through the bi-metal strip (13) and therefore does not create a Joule effect within it which affects the sensitivity and proper behavior of the temperature Is sensor (12).

Abstract: A cooking appliance employing rapid cook technology includes a controller which automatically converts conventional cooking temperatures input by a user to rapid cooking temperatures. In accordance with the most preferred form of the invention, after a user enters a standard radiant cooking temperature into a control panel, an electronic controller subtracts a certain amount, preferably 25° F. (approximately 14° C.), off of the standard temperature. This reduced temperature is then shown in a display provided in the control panel. The controller will use this temperature as the actual cook temperature for the cycle. However, in order to assure food quality, this method is only employed in relatively short convection cooking cycles, such as a convection bake mode.

Abstract: A laundry drier has a heater control circuit for controlling the drive of a heater using one of a plurality of high voltages, using a switching circuit realized by a form C contact relay provided between a current-buffered microcomputer output and plurality of heater drivers, so that heater drive capability is ensured even if the current buffer output fails and so that dangerous short-circuit conditions are avoided even if the microcomputer experiences a logical malfunction. The heater control circuit includes a heater for being driven by a plurality of high voltages via a plurality of heater drivers; a microcomputer for outputting a control signal according to a user input, the control signal determining the high voltage drive of the heater; and a heater control interface for generating a plurality of heater control signals corresponding to the plurality of high voltages, based on the control signal of the microcomputer, the plurality of heater control signals selectively enabling only one heater driver.