With Temperature Or Current Control Means Patents (Class 219/441)
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Patent number: 8558144Abstract: A device for warming canned food, particularly pet food, includes a container, a resistive heating element, and a control device. The container has an inner wall and an outer wall; the inner wall is of a thermally conductive material at least at the bottom of the container. The heating element is located between the inner wall and outer wall at the bottom of the container. The control device, connected to the heating element, includes a thermostat effective to control a temperature at the interior floor of the container to approximately 102° F., a temperature suitable for pet food. The control device may also be variable so that the thermostat is effective to control the temperature to approximately 98° F., a temperature suitable for food intended for human consumption.Type: GrantFiled: November 8, 2009Date of Patent: October 15, 2013Inventor: Jackie Habit Perez
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Publication number: 20130256294Abstract: Device (1) for heating water for a combination shower-WC having a shower arm to which the water can be supplied by means of a pump, said device comprising a tank (2) for holding water, and a heating mechanism which heats the water held in the tank (2), wherein the device (1) is arranged in a structural unit (3) for connection between a water supply and the shower arm of the combination shower-WC, and the heating mechanism comprises a bottom-mounted heating element (4) which at least partially forms a boundary of tank (2).Type: ApplicationFiled: October 19, 2010Publication date: October 3, 2013Applicant: PRESANO AGInventors: Hans Wurgler, Paul Oehy, Daniel Graber
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Patent number: 8514084Abstract: A cooking system is provided to improve the safety and the reliability of the cooking system, and the convenience of a user. The cooking system includes at least one RF tag, a cooking appliance with an RF reader detecting the RF tag approaching, and an RF tag recognition button in a manipulation unit of the cooking system. The cooking appliance initiates a predetermined mode when the RF tag is detected. The RF tag recognition button determines whether the RF reader initiates an RF tag reading operation to recognize the RF tag.Type: GrantFiled: November 15, 2007Date of Patent: August 20, 2013Assignee: LG Electronics Inc.Inventor: Soo Cheol Yi
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Publication number: 20130200064Abstract: An actively heated mug or travel mug is provided. The mug or travel mug can include a body that receives a liquid therein and a heating system at least partially disposed in the body. The heating system can include one or more heating elements that heat a surface of the receiving portion of the body and one or more energy storage devices. The mug or travel mug can include a wireless power receiver that wirelessly receives power from a power source and control circuitry configured to charge one or more power storage elements and to control the delivery of electricity from the one or more power storage elements to the one or more heating elements. The mug or travel mug also can have one or more sensors that sense a parameter of the liquid or sense a parameter of the heating system and communicates the sensed information to the control circuitry.Type: ApplicationFiled: March 14, 2013Publication date: August 8, 2013Applicant: PIATTO TECHNOLOGIES, INC.Inventor: PIATTO TECHNOLOGIES, INC.
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Publication number: 20130129330Abstract: The invention relates in particular to a reservoir for a urea-based reducing agent, with an integrated electric heating element, usable on a heat engine vehicle for pollution control. The heating element (10) provided to thaw the reducing agent (6) is placed inside a cavity (16) delimited by a bowl (13), itself placed inside the reservoir (1). The cavity (16) of the bowl (13) communicates with the inner volume (5) of the reservoir by a valve (20). A suction pipe (12) for the reducing agent is submerged in the cavity (16) of the bowl (13), the starting point (18) of said pipe being situated near the heating element (10). Operation is thus guaranteed when the vehicle is under sloping and inclined conditions, and also in case of freeze.Type: ApplicationFiled: September 8, 2010Publication date: May 23, 2013Applicant: MGI COUTIERInventors: Rodolphe Emaille, Philippe Chaffraix
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Patent number: 8431872Abstract: A countertop cooking device such as a slow cooker or rice cooker which operates to initially reach a heat within the cooking cavity sufficient for sauteeing or braising food. A microprocessor communicating with a temperature sensor monitors the cooking cavity in order to sense drops in temperature. When a sudden drop in temperature occurs due to the addition of liquid to the cooking cavity, the device is caused to drop to a lower cooking temperature appropriate for boiling, simmering, or maintaining food warmth.Type: GrantFiled: December 7, 2010Date of Patent: April 30, 2013Inventor: Peter Chang
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Publication number: 20130098893Abstract: An apparatus for warming consumable liquids and for controllably maintaining the elevated temperature of the liquid that includes a housing having an upper portion, a tapered lower portion and a side wall defining a tapered receiving chamber for receiving the container containing the consumable liquid. Disposed within the housing in close proximity to the tapered receiving chamber is an electric heater for heating the receiving chamber. Operably associated with the electric heater is a controller that includes an electrical circuit for energizing the electric heater and for controllably maintaining the electric heater at a selected one of a plurality of elevated temperatures.Type: ApplicationFiled: October 25, 2011Publication date: April 25, 2013Inventor: Randall Soule
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Patent number: 8405004Abstract: An intelligent electric kettle includes a heating element for heating water contained in the intelligent electric kettle, a sensor for sensing the temperature of the water, and a control unit being configured to collect data during the operation of the intelligent electric kettle. The control unit is also configured to execute a predetermined program and calculate a cut-off temperature based on the data and a predetermined target temperature. The control unit is further configured to turn off the electric power provided to the heating element when the temperature of the water sensed by the sensor is equal to or greater than the calculated cut-off temperature.Type: GrantFiled: April 23, 2010Date of Patent: March 26, 2013Inventor: Wing Chung Li
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Publication number: 20130037534Abstract: Provided is a method of controlling temperatures of objects to be heated in a heating unit by adjusting a heating rate of each of a plurality of heating elements, based on temperature detection values detected at a plurality of temperature detection elements, wherein the plurality of temperature detection elements are positioned at different positions and the plurality of heating elements are positioned at different positions. The method includes estimating a temperature of each of the plurality of temperature detection elements by using a first estimation algorithm when one of the plurality of temperature detection elements is broken, based on the temperature detection values of the temperature detection elements excluding the broken temperature detection element, and controlling the temperatures of the objects to be heated based on the estimated temperatures.Type: ApplicationFiled: August 9, 2012Publication date: February 14, 2013Applicant: TOKYO ELECTRON LIMITEDInventors: Koji YOSHII, Tatsuya Yamaguchi, Wenling Wang, Takanori Saito
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Publication number: 20130020310Abstract: A monitoring and control system for monitoring and controlling at least one thermal regulation system (TRS), where the monitoring and control system includes a thermal sensor for sensing temperature in the TRS; a controller, operatively associated with the TRS and the thermal sensor, where the controller receives data from the thermal sensor including temperature measurements thereof and analyzes the data for allowing disconnecting TRS from its power supply once the temperature in the TRS, sensed by the sensor, reaches at least one predefined threshold; and a breaking mechanism, operatively associated with the controller, including at least one circuit breaker for allowing disconnecting the TRS from its power supply when identifying an electrical overload or once disconnected by the controller operatively associated therewith.Type: ApplicationFiled: July 19, 2012Publication date: January 24, 2013Inventor: Sasson Yuval Hacham
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Publication number: 20130020309Abstract: The present invention relates to a temperature control system for cartons, such as transport cartons which are employed to transport goods in aircraft, and to cartons fitted with the same. Food and pharmaceutical products require temperature stability during transportation; otherwise goods can be damaged and be unusable, whether such damage is apparent or not. Goods can be transported in tropical heat, packaged and may be left on runways at extreme temperatures and then placed within a hold where low pressures and low temperatures exist during flight. The invention seeks to provide a simple to fabricate temperature control system for a carton which can retain goods reliably at a specified temperature. The invention also provides a powered monitor system is provided whereby to ensure that extreme temperature excursions in transport can be provided by a simple to use container insert.Type: ApplicationFiled: July 23, 2012Publication date: January 24, 2013Applicant: SOFTBOX SYSTEMS LIMITEDInventors: Edwin Francis Tattam, Arthur Smith-Fitchett
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Publication number: 20130008182Abstract: A self-contained temperature controlled system and apparatus is disclosed. Example embodiments of the invention provide a system for operating a self-contained temperature controlled apparatus comprising at least one compartment, a predetermined temperature condition for the compartment, a sensor for detecting the temperature of the compartment, and at least one device for controlling the temperature of the compartment so that the predetermined temperature condition is met, wherein the system optionally comprises an on-board electrical power source. In some embodiments, the device for controlling the temperature of the compartment comprises an on-board refrigerant source.Type: ApplicationFiled: December 16, 2010Publication date: January 10, 2013Inventor: Brian Hrudka
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Publication number: 20120318782Abstract: A direct contact segmented column heater is described. The heater is capable of a broad heating and cooling range, and exhibits a very rapid response, with heating and cooling rates better than 350° C. min?1. In one configuration one or more of the individual heating devices are provided with full independent control and temperature feedback, and developed to provide excellent thermal stability at all temperatures. The heating devices or in other words active thermal transfer devices are capable of bi-directional operation, selectively heating (i.e., providing heat to) or cooling (i.e., withdrawing heat from) a column and/or contents of a column.Type: ApplicationFiled: June 17, 2011Publication date: December 20, 2012Applicant: Dublin City UniversityInventors: David Collins, Ekaterina Nesterenko, Brendan Heery, Brett Paull
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Publication number: 20120273477Abstract: A steam cooking apparatus with improved water supply and drainage structures. The apparatus includes a body, a cooking compartment, a steam generator to supply steam into the cooking compartment, a water vessel to store water and supply the water into the steam generator, a water supply device including a holder and a slider slidably mounted in the holder so as to be withdrawn from the body, a first water supply tube connecting the slider and the water vessel, a second water supply tube connecting the water vessel and the steam generator, and a drain tube to drain water in the steam generator to the outside of the body. The drain tube includes an end fixed to the slider so that the end of the drain tube is withdrawn with the slider from the body when water in the steam generator is drained to the outside.Type: ApplicationFiled: April 26, 2012Publication date: November 1, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Guen Yong PARK, Jae Hyoun Kim, Cheol Jin Kim, Han Seong Kang, Jin Hae Cho, Eun Oh Kim, Chan Park, Dong-Ho Lee
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Patent number: 8299405Abstract: Household electrical appliance for heating liquid including a tank, a heating element having at least one resistive track screen-printed on an electrically insulating plate secured to part of said tank, and a device controlling the electrical supply of said heating element. The control device includes several electronic components among which are at least one thermometric component, a switching component capable of opening and closing the electrical power supply circuit for said heating element, and a control component for controlling said switching component according to signals output from said thermometric component. At least said thermometric, switching and control components are located on said insulating plate within a single area free of resistive track, said area being surrounded by a peripheral region free of resistive track and of electronic components.Type: GrantFiled: June 4, 2007Date of Patent: October 30, 2012Assignee: SEB S.A.Inventors: Peter Ireman, Lionnel Durand, Christian Diore
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Patent number: 8222573Abstract: A dual-spectrum intelligent cooking and baking machine without oil fume includes a housing, a top cover, an inner cylinder with heat preservation, an inner cooking and baking machine and a control circuit. An upper heater is disposed on the inner top surface of the top cover, and a lower heater is disposed on the inner undersurface of the inner cylinder with heat preservation. The upper heater and the lower heater are optical heaters. An insulating layer with light and heat penetration is disposed on the lower heater. The inner cooking and baking machine is a pan, a stockpot or a barbecue net rack. The pan or the stockpot is disposed moveably on the upper surface of the insulating layer with light and heat penetration. The barbecue net rack is disposed moveably over the insulating layer with light and heat penetration and is connected with the motor by the coupling device.Type: GrantFiled: August 19, 2009Date of Patent: July 17, 2012Inventors: Haipeng Qian, Jianjun Liu, Bo Qian
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Patent number: 8208801Abstract: A container is provided for heating or otherwise processing the contents of the container. For example, the container may be a kettle or kettle for heating fluids therein. The container may receive a command, desired characteristic or desired range for processing the contents of the container. The container may further include at least one sensor such as a temperature sensor or pressure sensor for determining a corresponding characteristic of the contents of the container. Based on at least one determined characteristic and/or the input command, the container may heat or otherwise process the contents therein. The results and/or current status of the contents may further be provided through a display. Also, based on the current status of the contents, the container may further process/heat the contents or discontinue processing/heating of the contents.Type: GrantFiled: June 29, 2009Date of Patent: June 26, 2012Inventor: Anthony Brown
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Patent number: 8206656Abstract: A liquid dispenser includes an exterior surface and an interior surface. The interior surface encloses a volume that tapers outwardly in a downward direction so that any horizontal cross-section of the volume fits inside each horizontal cross-section below it from a full to an empty level of the dispenser. The interior surface also includes a projection oriented opposite the exterior surface and configured to limit a motion of solids within the dispenser. The structure so provided enables the solid, e.g., a frozen liquid, to slide to the heated, bottom portion of the dispenser as liquid is drawn from the dispenser thus providing faster melting.Type: GrantFiled: July 30, 2008Date of Patent: June 26, 2012Assignee: Ford Global Technologies, LLCInventor: Michael Goebelbecker
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Publication number: 20120138592Abstract: The present application is directed to a composition for generating heat from an applied current, comprising a mixture of graphite particles and dielectric particles. The graphite particles have a diameter from 1 to 1500 microns. The dielectric particles have a diameter from 1 to 1500 microns. The mixture has a resistivity from 0.015 ohm-meters to 2.3 megaohm-meters. The mixture is incorporated into heat generation devices and exchange devices. The devices include at least one pair of electrodes disposed within the mixture to direct an applied current through the mixture to resistively heat the mixture.Type: ApplicationFiled: December 2, 2011Publication date: June 7, 2012Inventors: Michael G. Colburn, Stephen J. Bogner, David R. McCloskey
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Patent number: 8168924Abstract: The invention provides an overheat protection control component for a liquid heating vessel which includes a control body (1); a single-integrated dual-actuation thermally sensitive bimetallic actuator (2) is provided on the upper face of the control body (1), wherein the single-integrated dual-actuation thermally sensitive bimetallic actuator (2) is two integrated and relatively independent actuating units which are formed on a piece of bimetallic strip, and the outer kick limb (3) of either said actuating unit will produce an actuating movement downwards when an overheat state occurs; two groups of switch contacts (6) are also provided on the control body (1), wherein either group of switch contacts (6) cooperate with the outer kick limb (3) of a corresponding actuating unit, and the outer kick limb (3), when producing a downward actuating movement, will open a corresponding group of switch contacts (6) and cut off the power supply of the heater for the liquid heating vessel.Type: GrantFiled: July 7, 2008Date of Patent: May 1, 2012Assignee: Zhejiang Jiatai Electrical Appliance Co., Ltd.Inventors: Qiang Yang, Hesheng Zheng, Yu Yan
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Patent number: 8163098Abstract: The disclosure features a method of performing a boil-out cleaning process in connection with a fryer. The fryer includes a vat, a vessel for receiving oil drained from the vat, the vessel movable from an under-unit position, an oil drain path leading from an outlet opening of the vat to the pan, and an oil return path from the vessel back to the vat. The oil return path includes a pump. A drain valve is located along the oil drain path. The drain valve is opened to drain oil from the vat into the vessel is opened. The drain valve is closed after draining the oil from the vat. A boil-out cleaning fluid is delivered to the vat and the boil-out cleaning fluid is heated. A boil-out drain path is provided with an inlet positioned for receiving boil-out fluid from the drain valve and an outlet positioned forward of a front of the fryer unit. A container is placed below the outlet of the boil-out drain path.Type: GrantFiled: April 19, 2010Date of Patent: April 24, 2012Assignee: Illinois Tool Works, Inc.Inventors: Alfred E. Mullaney, Jr., Paul Forrest, Charles Amoss
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Patent number: 8143554Abstract: A heating element includes a plurality of folded surfaces which can be resistively heating using electrical current. The heating element can advantageously function both as a heating source and a heat transfer device, as the need for separate fins or other heat dissipation members is eliminated. In some embodiments, the heating element can be included in a fluid heating system. The fluid heating system can include a fluid transfer device configured to deliver a volume or ambient air or other fluid through the heating element. As air moves past the heated folded surface of the heating element, it is heated. Heated air can then be discharged to one or more desired locations.Type: GrantFiled: March 14, 2008Date of Patent: March 27, 2012Assignee: Amerigon IncorporatedInventor: John Lofy
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Patent number: 8106337Abstract: A modular water heating assembly containing two heating elements (1, 2), each having a thermostat module (5, 6) inserted into a sensing tube (3, 4) and attached to the same threaded boss (7). The heating elements are therefor contained in a single assembly with the elements having a fixed temperature set point differential such that the elements are switched on or off to maintain a constant temperature and reduce energy consumption by minimizing temperature overshoot.Type: GrantFiled: March 6, 2006Date of Patent: January 31, 2012Inventors: Raoul Steenekamp, Vadim Kozyrkov
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Patent number: 8097834Abstract: A liquid heating vessel comprising heating means for heating liquid in the vessel, electronic control means, electromagnetic switching means for interrupting or reducing power to the heating means, and temperature sensing means for providing a signal dependent on the temperature of liquid in the vessel to the control means. The control means is arranged to operate the electromagnetic switching means to interrupt or reduce power to the heating means in response to the control means determining that a pre-determined temperature condition has been reached.Type: GrantFiled: June 28, 2007Date of Patent: January 17, 2012Assignee: Strix LimitedInventors: Michael James Scott, Iain Fenna, Alan Michael George Meeks
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Patent number: 8089031Abstract: The present invention provides a heating apparatus for heating objects to be processed, which can detect a temperature of the objects to be processed with higher precision and accuracy, thereby to achieve higher precision temperature control. A heating apparatus 2 includes a processing vessel 8 configured to contain therein a plurality of objects W to be processed, the objects W including objects 58a to 58e to be processed for temperature measurement, each object 58a to 58e having each corresponding elastic wave element 60a to 60e, a heating means 10 adapted for heating the objects W to be processed, and a holding means 22 adapted to hold the objects W to be processed. To the processing vessel 8, a transmitter antenna 52 adapted to transmit an electric wave for measurement toward each elastic wave element 60a to 60e, and a receiver antenna 52 adapted to receive an electric wave having a frequency corresponding to the temperature and generated from each elastic wave element 60a to 60e are provided.Type: GrantFiled: February 26, 2008Date of Patent: January 3, 2012Assignee: Tokyo Electron LimitedInventor: Kenichi Yamaga
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Patent number: 8080767Abstract: A thermal processing apparatus comprising a processing vessel containing, in addition to a plurality of objects subject to heat treatment, an acoustic wave device for temperature measurement. A holding unit holds the plurality of objects to be processed and an object for temperature measurement utilizing an acoustic wave device. A heating unit heats the objects to be processed and the object for temperature measurement. A first conductive member functions as an antenna for transmitting an electromagnetic wave toward the acoustic wave device in the processing vessel; a second conductive member functions as a receiver antenna for receiving an electromagnetic wave dependent on a temperature of the acoustic wave device which is emitted from the acoustic wave device. A temperature analysis part obtains a temperature of the object based on the electromagnetic wave received by the receiver antenna, and a temperature control part controls the heating unit.Type: GrantFiled: June 10, 2009Date of Patent: December 20, 2011Assignee: Tokyo Electron LimitedInventors: Kenichi Yamaga, Wenling Wang
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Patent number: 8076620Abstract: An anti-oxidation food preparation device includes a food preparation vessel having an electrically conductive body and a separate power supplying base. The base generates high frequency AC power that is transferred by a primary coil to as secondary coil maintained by the vessel. A rectification circuit converts the high frequency AC power into a rippled, rectified AC current that is supplied to the electrically conductive body of the vessel so as to create a reducing environment of available electrons for absorption by the food as it is prepared.Type: GrantFiled: November 7, 2008Date of Patent: December 13, 2011Inventors: Steven L. Maupin, Lance P. Johnson
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Publication number: 20110259871Abstract: An intelligent electric kettle includes a heating element for heating water contained in the intelligent electric kettle, a sensor for sensing the temperature of the water, and a control unit being configured to collect data during the operation of the intelligent electric kettle. The control unit is also configured to execute a predetermined program and calculate a cut-off temperature based on the data and a predetermined target temperature. The control unit is further configured to turn off the electric power provided to the heating element when the temperature of the water sensed by the sensor is equal to or greater than the calculated cut-off temperature.Type: ApplicationFiled: April 23, 2010Publication date: October 27, 2011Inventor: Wing Chung LI
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Publication number: 20110215085Abstract: An apparatus for heating liquid comprises a heating chamber, a dispensing chamber and a conduit. The conduit conveys heated liquid from the heating chamber to the dispensing chamber for automatic dispensing. The dispensing chamber has valve means through which the heated liquid is dispensed, which are operable to interrupt the automatic dispensing. An apparatus for heating liquid comprises a heating chamber, a dispensing chamber and a conduit. The conduit conveys heated liquid from the heating chamber to the dispensing chamber for automatic dispensing. The apparatus comprises means for determining a volume of heated liquid to be dispensed automatically.Type: ApplicationFiled: October 7, 2009Publication date: September 8, 2011Applicant: STRIX LIMITEDInventors: Vincent Joseph Garvey, Colin Moughton, Norman Eric Nichol, Jonathan Michael White
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Patent number: 8014895Abstract: An object of the present invention is to perform temperature setting of a heating plate so that a wafer is uniformly heated in an actual heat processing time. The temperature of a wafer is measured during a heat processing period from immediately after a temperature measuring wafer is mounted on the heating plate to the time when the actual heat processing time elapses. Whether the uniformity in temperature within the wafer is allowable or not is determined from the temperature of the wafer in the heat processing period, and if the determination result is negative, a correction value for a temperature setting parameter of the heating plate is calculated using a correction value calculation model from the measurement result, and the temperature setting parameter is changed.Type: GrantFiled: December 7, 2005Date of Patent: September 6, 2011Assignee: Tokyo Electron LimitedInventors: Shuji Iwanaga, Nobuyuki Sata
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Publication number: 20110174798Abstract: A heating device includes a housing, a thermally conductive receptacle, a cover, a heating element, a temperature sensor, a user interface and a power source. The thermally conductive receptacle is disposed within the housing and is accessible through an opening. The thermally conductive receptacle is sized to receive, completely contain and heat a container containing a product used in sexual activities. The cover is attached to the housing and is disposed over the opening to provide access to the thermally conductive receptacle and enclose the container containing the product. The heating element is disposed within the housing, and is connected to the thermally conductive receptacle. The temperature sensor is disposed within the housing and is connected to the heating element or the thermally conductive receptacle. The controller is disposed within the housing and is electrically connected to the heating element, the temperature sensor, and the user interface.Type: ApplicationFiled: April 25, 2009Publication date: July 21, 2011Inventors: Stephen J. Madigan, Larry Eugene Hess
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Publication number: 20110171355Abstract: A food warming cabinet keeps food warm and on display in serving trays using infrared heaters instead of hot water. The infrared heaters are located below the trays and direct IR at the trays. In an alternate embodiment, the IR heaters can also conduct heat into the trays. Using IR instead of water saves energy because it shortens warm-up time. Using IR also eliminates contaminated water and enables separate and individual temperature control of each tray. Tray temperature is maintained under computer control using contact or optical/IR temperature sensors.Type: ApplicationFiled: January 13, 2010Publication date: July 14, 2011Applicant: PRINCE CASTLE, INCInventors: TERRY TAE-IL CHUNG, JEFF SCHROEDER
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Publication number: 20110132894Abstract: A countertop cooking device such as a slow cooker or rice cooker which operates to initially reach a heat within the cooking cavity sufficient for sauteeing or braising food. A microprocessor communicating with a temperature sensor monitors the cooking cavity in order to sense drops in temperature. When a sudden drop in temperature occurs due to the addition of liquid to the cooking cavity, the device is caused to drop to a lower cooking temperature appropriate for boiling, simmering, or maintaining food warmth.Type: ApplicationFiled: December 7, 2010Publication date: June 9, 2011Inventor: Peter Chang
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Publication number: 20110132893Abstract: A thermos consists of a body, a cap and a heating device. The body has an inner wall, an outer wall and a bottle opening, where an intermediate space is formed between the inner and outer walls. The cap is fitted to the bottle opening. The heating device contains an induction coil, a donut magnet and a resistance heater. The induction coil is wound in the inner wall. The donut magnet is placed in the intermediate space and it can move freely within the intermediate space. The resistance heater is electrically connected to the induction coil and touches the inner wall.Type: ApplicationFiled: January 16, 2008Publication date: June 9, 2011Inventors: Chiencheng Lin, Yuefeng Zheng
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Patent number: 7947927Abstract: The present invention is an apparatus for heating the contents of a vessel wherein said vessel has a conducting plate that contacts the interior vessel contents and actuates a thermostat based on the temperature of interior contents.Type: GrantFiled: March 19, 2007Date of Patent: May 24, 2011Inventors: Norman Brooks, Charlie Rosenberg, Michael Zheng
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Publication number: 20110108544Abstract: A device for warming canned food, particularly pet food, includes a container, a resistive heating element, and a control device. The container has an inner wall and an outer wall; the inner wall is of a thermally conductive material at least at the bottom of the container. The heating element is located between the inner wall and outer wall at the bottom of the container. The control device, connected to the heating element, includes a thermostat effective to control a temperature at the interior floor of the container to approximately 102° F., a temperature suitable for pet food. The control device may also be variable so that the thermostat is effective to control the temperature to approximately 98° F., a temperature suitable for food intended for human consumption.Type: ApplicationFiled: November 8, 2009Publication date: May 12, 2011Inventor: Jackie Habit Perez
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Publication number: 20110089166Abstract: The present invention provides apparatus and methods for achieving uniform heating to a substrate during a rapid thermal process. More particularly, the present invention provides apparatus and methods for controlling the temperature of an edge ring supporting a substrate during a rapid thermal process to improve temperature uniformity across the substrate.Type: ApplicationFiled: December 20, 2010Publication date: April 21, 2011Inventors: AARON MUIR HUNTER, Bruce E. Adams, Mehran Behdjat, Rajesh S. Ramanujam, Joseph M. Ranish
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Patent number: 7919729Abstract: A heating vessel comprises a bottom portion made of conductive material and perimeter wall extending upward from the bottom portion to form a perimeter and covers the vessel such as to form a cavity. The perimeter wall comprises an outer wall and an inner wall, and at least an adiabatic portion defined between the outer wall and the inner wall, which is as an adiabatic layer. The dimension of the inner wall is less than the outer wall. The inner wall is connected to the bottom.Type: GrantFiled: September 7, 2006Date of Patent: April 5, 2011Inventor: Chia-Yi Hsu
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Patent number: 7903957Abstract: A liquid warming device for heating sterile fluids in a removable basin is described with emphasis on the properties of the basin interaction with the liquid warming device and with a drape that works with the basin to maintain a sterile field above the drape and the top of the basin. The interactions between a temperature sensor and a temperature well integrated in the removable basin are disclosed. Also disclosed are various desirable aspects for a control system for a liquid warming device.Type: GrantFiled: July 7, 2008Date of Patent: March 8, 2011Assignee: C Change Surgical LLCInventors: Patrick Kammer, Kevin Joseph Rackers
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Publication number: 20110049126Abstract: The present invention generally concerns a Combination Urn and Hot Plate for supplying heat to both liquids and solids, typically beverages and food, for heating or keeping same warm.Type: ApplicationFiled: September 1, 2010Publication date: March 3, 2011Applicant: Fundways Ltd.Inventor: Herbert S. Weissman
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Patent number: 7888618Abstract: The invention relates to a steam cutting device (1), comprising at least one container (5), for a fluid (8), a current source (2), a controller (3) and a burner (6), connected to the container (5), by means of a supply line (7), for generation of a steam jet exiting through a nozzle. According to the invention, such a steam cutting device (1), in which no, or almost no fluid is found in the burner in stand-by mode or after switch-off of the steam cutting device such that post-evaporation can be avoided, may be achieved, whereby a relief line (22) is connected to the supply line (7), for relieving the supply line (7) and/or the burner (6), on or after the ending of the steam cutting process. A regulation valve (24) can be provided in the relief line, which can be connected to the controller (3) itself coupled to a sensor (25), for determining the pressure in the burner (6).Type: GrantFiled: May 11, 2005Date of Patent: February 15, 2011Assignee: Fronius International GmbHInventors: Harald Langeder, Heribert Pauser
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Patent number: 7877895Abstract: A substrate processing method is arranged to perform a heat process on a substrate with a coating film formed thereon to bake and cure the coating film. At first, the substrate, with the coating film formed thereon, is held at a preparatory temperature lower than a lower limit of temperature for baking and curing the coating film, to adjust distribution of a predetermined component in the coating film. Then, the substrate, with distribution of the predetermined component thus adjusted, is subjected to a heat process at a temperature not lower than the lower limit of temperature.Type: GrantFiled: June 1, 2007Date of Patent: February 1, 2011Assignee: Tokyo Electron LimitedInventors: Takahisa Otsuka, Tsuyoshi Shibata
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Publication number: 20100270285Abstract: A dual-spectrum intelligent cooking and baking machine without oil fume includes a housing, a top cover, an inner cylinder with heat preservation, an inner cooking and baking machine and a control circuit. An upper heater is disposed on the inner top surface of the top cover, and a lower heater is disposed on the inner undersurface of the inner cylinder with heat preservation. The upper heater and the lower heater are optical heaters. An insulating layer with light and heat penetration is disposed on the lower heater. The inner cooking and baking machine is a pan, a stockpot or a barbecue net rack. The pan or the stockpot is disposed moveably on the upper surface of the insulating layer with light and heat penetration. The barbecue net rack is disposed moveably over the insulating layer with light and heat penetration and is connected with the motor by the coupling device.Type: ApplicationFiled: August 19, 2009Publication date: October 28, 2010Inventors: Haipeng Qian, Jianjun Liu, Bo Qian
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Patent number: 7820947Abstract: A cooking appliance for cooking a foodstuff over a period of time including a shell having a heating cavity and a heating element to heat the heating cavity. A container is removably positionable within the heating cavity and includes a food cavity for receiving the foodstuff. A temperature probe is removably insertable into the foodstuff and a controller is mounted to the shell. The controller controls operation of the cooking appliance in a probe mode wherein the temperature probe is inserted into the foodstuff and transmits foodstuff temperatures to the controller for controlling the heating of the foodstuff, a program mode wherein the controller actuates the heating element to heat the container at a temperature for a selected amount of time and subsequently at a lower temperature and a manual mode wherein the controller actuates the heating element to heat the container at a selected temperature.Type: GrantFiled: November 1, 2007Date of Patent: October 26, 2010Assignee: Hamilton Beach Brands, Inc.Inventors: Jim Gaynor, Yvonne Olson, Adam Steinman
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Patent number: 7800027Abstract: A water temperature calibration method for an electric kettle includes the steps of providing a temperature sensor, a microprocessor, and a control circuit; detecting an interior temperature from one of the temperatures of the water, a heating point contacting with the water, and an interior wall of the electric kettle; determining a temperature rate change by the microprocessor and comparing a current cycle of the temperature rate change with a previous cycle thereof; and sending out a control signal to the control circuit when the current cycle of the temperature rate change is close to the previous cycle thereof that a difference between the current cycle of the temperature rate change and the previous cycle thereof is minimized. Therefore, the process is adapted to accurately determine the water temperature and to cut off the heating power when the water is boiled.Type: GrantFiled: September 10, 2005Date of Patent: September 21, 2010Inventors: Mohan Zhang, Yaolun Wang
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Patent number: 7791004Abstract: A fluid heating system configured to regulate a temperature of a fluid within a fluid receptacle having a fluid reservoir includes a processing unit, at least one fluid temperature sensor in electrical communication with the processing unit, and a heating element in electrical communication with the processing unit. The at least one fluid temperature sensor is configured to detect a temperature of one or both of the fluid receptacle and/or fluid retained within the fluid receptacle. The processing unit selectively activates and deactivates the heating element to regulate the temperature of the fluid within the fluid receptacle.Type: GrantFiled: April 10, 2007Date of Patent: September 7, 2010Assignee: Allied Precision Industries, Inc.Inventors: Thomas K. Reusche, Philip E. Chumbley
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Patent number: 7786410Abstract: A method of controlling an electric kettle for “dry” burn prevention during heating process, including the steps of: providing a temperature sensor, a microprocessor, and a control circuit; detecting the water temperature; determining the temperature rate change and comparing the temperature rate change with the rate change threshold; and when the temperature rate change is larger than the preset rate change threshold, sending a control signal to the control circuit. The microprocessor determines the temperature rate change and the acceleration rate change that when the temperature rate change and acceleration rate change are larger than the corresponding thresholds respectively, the microprocessor sends the control signal to the control circuit to stop the heating process. Therefore, the present invention accurately determines the increasing temperature of the water and simultaneously cuts off the heating power to prevent the electric kettle from being burnt.Type: GrantFiled: September 10, 2005Date of Patent: August 31, 2010Inventors: Mohan Zhang, Yaolun Wang
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Patent number: 7777159Abstract: The present invention provides apparatuses and methods for boiling a liquid such as water. The liquid is heated at full power when the measured temperature of the liquid is below a first predetermined threshold. When the temperature is above the first predetermined threshold and below a second predetermined threshold, partial power, which may be based on the duty cycle, is applied to the heater. When the measured temperature of the liquid reaches the second predetermined threshold, power is removed from the heater after a predetermined time. When the increase of the measured temperature is less than a predetermined temperature change during a predetermined time duration, it is determined that the liquid is boiling and power is removed to the heater. If the level is too high or too low, an alarm may be activated and/or power removed from the heater.Type: GrantFiled: January 2, 2008Date of Patent: August 17, 2010Assignee: Computime, LtdInventor: Kin-wah Ho
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Publication number: 20100200564Abstract: The invention provides an overheat protection control component for a liquid heating vessel which includes a control body (1); a single-integrated dual-actuation thermally sensitive bimetallic actuator (2) is provided on the upper face of the control body (1), wherein the single-integrated dual-actuation thermally sensitive bimetallic actuator (2) is two integrated and relatively independent actuating units which are formed on a piece of bimetallic strip, and the outer kick limb (3) of either said actuating unit will produce an actuating movement downwards when an overheat state occurs; two groups of switch contacts (6) are also provided on the control body (1), wherein either group of switch contacts (6) cooperate with the outer kick limb (3) of a corresponding actuating unit, and the outer kick limb (3), when producing a downward actuating movement, will open a corresponding group of switch contacts (6) and cut off the power supply of the heater for the liquid heating vessel.Type: ApplicationFiled: July 7, 2008Publication date: August 12, 2010Applicant: ZHEJIANG JIATAI ELECTRICAL APPLIANCE CO., LTD.Inventors: QIANG YANG, HESHENG ZHENG, YU YAN
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Publication number: 20100187215Abstract: An energy saving stove water heater for heating water with a cooking stove includes an inner tank body, an outer tank body, a top panel, and a bottom panel. The inner tank body and the outer tank body define a water chamber therebetween. The top panel and the bottom panel sealedly enclose the water chamber to form a water tank. The inner and outer tank bodies are provided with a channel extending through the chamber for disposing a fuel line of the cooking stove. The outer tank body has a water inlet and a water outlet. The energy saving stove water heater is an energy saving device that is capable of heating up water flowing through the water chamber by fully utilizing the excessive heat from the cooking stove such that there is no need to consume any other energy to have hot water.Type: ApplicationFiled: January 29, 2008Publication date: July 29, 2010Inventor: Liyan Weng