Class / Patent application number | Description | Number of patent applications / Date published |
219441000 | With temperature or current control means | 40 |
20080203084 | Heating apparatus for heating objects to be heated, heating method for heating the objects to be heated, and storage medium in which computer-readable program is stored - 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 | 08-28-2008 |
20080223846 | Electrical heating apparatus - An electrical heating apparatus having an emitting surface, in particular in the form of a panel. It comprises a heating device having a vessel receiving a small volume of low-boiling-temperature phase-transition liquid, and an electrical heating body for the liquid in the vessel, a closed casing forming the emitting surface, surmounting the vessel and in communication with the latter to form a pressure-resistant hermetic enclosure for the liquid vapour and the condensate. | 09-18-2008 |
20080302780 | Method of Water Temperature Calibration for Electric Kettle - 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. | 12-11-2008 |
20080308547 | Method of Controlling Electric Kettle for "Dry" Burn Prevention - 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. | 12-18-2008 |
20090095732 | Multi-Functional Cooker - A multi-functional cooker disclosed in the present invention at least comprises a base on which a pan body, a power line, a first heating unit, a second heating unit and a control panel are mounted. The first heating unit comprises a heating body, a first control circuit and a first control switch. A first loop is formed by the power line, the heating body, the first control circuit and the first control switch. The second heating unit comprises a band heater, a second control circuit and a second control switch. A second loop is formed by the power line, the band heater, the second control circuit and the second control switch. The first and second heating units have independent control circuits respectively, each control circuit can be adjusted to the optimal cooking state according to the different cooking functions performed by the heating units, so the present multi-functional cooker not only can perform the multiple functions such as steaming, frying, stir-frying, deep-frying and stewing etc. but also every functions can be performed to the optimal cooking effect. | 04-16-2009 |
20090114637 | HOUSEHOLD APPLIANCE FOR HEATING LIQUID - 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. | 05-07-2009 |
20090139978 | WATER/POWDERED MILK MIXING DEVICE FOR NURSING - Disclosed herein is a water/powdered milk mixing device, capable of mixing water and powdered milk, which are independently stored, at a predetermined concentration when a mixing switch is manipulated. The device has a water heating means ( | 06-04-2009 |
20090166350 | Kettle Controller - 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. | 07-02-2009 |
20090277896 | MULTI-FUNCTION LIQUID CONTAINER - 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. | 11-12-2009 |
20100126980 | DIRECT VESSEL HEATING FOR DISSOLUTION TESTING - A dissolution test vessel configured for direct vessel heating includes a lateral wall, a resistive heating element, and a temperature-sensing element. The resistive heating element and the temperature-sensing element are bonded directly to the lateral wall, and may be formed by dispensing flowable materials onto the lateral wall. The resistive heating element includes a contiguous first heating element end, heating element section, and second heating element end. The temperature-sensing element includes a contiguous first sensing element end, sensing element section, and second sensing element end. The vessel may communicate with a heater control system, which may be provided with a dissolution test apparatus at which the vessel is mounted. | 05-27-2010 |
20100155386 | WATER HEATER AND METHOD OF OPERATING THE SAME - A storage-type water heater includes a tank for supporting water to be heated, a first heating bank including a first heating surface disposed within the tank, a first contactor connected to the first heating bank, a second heating bank including a second heating surface disposed within the tank, a second contactor connected to the second heating bank, and a controller for selectively operating the first contactor and the second contactor. | 06-24-2010 |
20100187215 | Energy saving stove water heater - 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. | 07-29-2010 |
20100200564 | Overheat Protection Control Component for Liquid Heating Vessel - The invention provides an overheat protection control component for a liquid heating vessel which includes a control body ( | 08-12-2010 |
20100270285 | DUAL-SPECTRUM INTELLIGENT COOKING AND BAKING MACHINE - 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. | 10-28-2010 |
20110049126 | Combination Urn and Warming Plate and Methods of Using Same - 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. | 03-03-2011 |
20110108544 | PET/PEOPLE CANNED FOOD WARMING DEVICE - 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. | 05-12-2011 |
20110132893 | HEAT RETAINING BOTTLE - 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. | 06-09-2011 |
20110132894 | Countertop Cooker - 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. | 06-09-2011 |
20110259871 | INTELLIGENT ELECTRIC KETTLE - 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. | 10-27-2011 |
20120273477 | STEAM COOKING APPARATUS - 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. | 11-01-2012 |
20120318782 | Column heater - 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 | 12-20-2012 |
20130020309 | Carton and Temperature Control System - 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. | 01-24-2013 |
20130098893 | Portable liquid warmer - 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. | 04-25-2013 |
20130200064 | HEATED OR COOLED DISHWASHER SAFE DISHWARE AND DRINKWARE - 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. The control circuitry can turn on, turn off, and/or operate the heating element to actively heat at least a portion of the body to maintain the liquid in a heated state generally at a user selected temperature setting based at least in part on the sensed parameter information. The mug or travel mug can also be paired with a remote device or mobile electronic device to send or receive communications or commands. | 08-08-2013 |
20130256294 | DEVICE FOR HEATING WATER FOR A COMBINATION SHOWER-WC | 10-03-2013 |
20140124497 | Tank Container - A tank container comprising a container for a liquid to be stored or transported, a pipe circuit comprising a heat transfer circuit part mounted to the wall of the container, which pipe circuit is filled with glycol, a storage vessel connected to the pipe circuit for holding an amount of glycol, a heating device designed for selectively heating the glycol in the pipe circuit, and a pump in the pipe circuit for circulating the glycol, wherein a second heating device is provided in or around the storage vessel, which heating device is designed for maintaining the temperature of the glycol in the storage vessel at at least 25° C., preferably at least 35° c. | 05-08-2014 |
20140166636 | METHOD FOR HEATING AN SCR SYSTEM USING TWO RESISTIVE HEATING ELEMENTS - Method for heating an SCR system using at least two resistive heating elements, according to which each of these resistive elements is powered by a PWM signal, the two PWM signals being at least partly in phase opposition. | 06-19-2014 |
20140166637 | HEAT TREATMENT APPARATUS - A heat treatment apparatus is provided which includes heating means for enabling a rapid temperature rise to a temperature of 1600 through 1900° C., and a thermometer capable of accurately measuring temperatures even when rapid temperature rises and drops are repeated, the heat treatment apparatus being capable of performing heat treatment of an SiC substrate with good mass productivity after ion implantation. The heat treatment apparatus enables the heat treatment of a semiconductor substrate at 1600 to 1900° C. by temperature control using a resistance heating element and thermocouple thermometers. The heat treatment apparatus is configured such that the resistance heating element and the thermocouple thermometers include a common constituent metal as a main component. | 06-19-2014 |
20140263270 | CONTROLS - A control assembly for a cordless liquid heating apparatus comprises a control for mounting to the liquid heating apparatus and a cordless base connector adapted to supply electrical power to the control. The control assembly comprises a switch arrangement for making or breaking an electrical circuit for supplying power to the liquid heating apparatus. The switch arrangement comprises a fixed contact member provided on the cordless base connector, a moveable contact member mounted on a switch lever provided on the control, and resilient means, separate from and acting on the switch lever, so as to bias the moveable contact member into electrical contact with the fixed contact member. The control comprises one or more temperature-sensitive actuators arranged to act on the switch levers. | 09-18-2014 |
20150108109 | STEAMER - A steam heater comprising: a tube having two ends and interior walls; a heating element extending throughout the tube, wherein a passage is defined by the heating element and the tube interior walls and extends contiguously throughout the tube; a first hollow nozzle coupled to the a first end of the tube; a second hollow nozzle coupled to the second end of the tube; the first nozzle having an orifice facing the heating element; the second nozzle having an orifice facing away from the heating element, the heater having a heating capacity sufficient to convert water entering the passage via the first nozzle into steam leaving via the second nozzle. | 04-23-2015 |
20150144612 | ELECTRIC THERMOS WITH MANUAL TIMER SWITCH - An electric thermos having a manual timer switch installed in a control panel at the top side of the electric thermos body thereof and electrically connected to the heating circuit and operable to set the time to turn on/off the electric heating circuit and the duration of the heating time of the electric heating circuit, saving electric energy consumption. | 05-28-2015 |
219442000 | Adjustable | 9 |
20100314379 | TEMPERATURE CONTROL DEVICE FOR VEHICLE THERMAL CUP - The present invention relates to a temperature control device for vehicle thermal cup, which is mainly assembled from a cup body, a heat conductor, a thermal insulated outer casing and a switching switch, wherein the heat conductor attached to the circumferential wall of the cup body enables liquid to be quickly heated. The switching switch installed on the surface of the thermal insulated outer casing forms an electrical circuit with a high temperature control device and a low temperature control device. Accordingly, the user can use the switching switch to select a heating or heat preservation mode to maintain the temperature of the liquid and quickly achieve the effectiveness to boil the liquid. | 12-16-2010 |
20110031233 | Food Heater - A food heater having a base arranged to receive food, a heating system in the base, and a cover configured to form, with the base, a closed chamber in which food may be positioned during food preparation. A photovoltaic system is in the cover. The photovoltaic system has one or more solar cells adapted to absorb solar energy and store the solar energy in one or more batteries. The heating system is adapted to receive the solar energy when the cover is connected to the base, to thereby facilitate food preparation in the food heater. | 02-10-2011 |
20110089156 | METHOD FOR CONTROLLING POWER SUPPLY TO THE LIQUID CONTENTS OF A COOKING VESSEL - A method for controlling power supply to the liquid contents of a cooking vessel or the like, particularly for controlling the electrical power supply in an induction heating system, wherein a predetermined thermodynamic state is detected and the user is alerted, comprises maintaining a predetermined high power condition after reaching the predetermined thermodynamic state for a predetermined time and then reducing the power supply to a predetermined level. | 04-21-2011 |
20110095016 | Safe product transfer apparatus - A safe product transfer apparatus that heats refrigerated food products and then hold those heated food products in a hold drawer until they can be transferred to a heater merchandizer, preferably a roller grill as needed. The apparatus features a control assembly. The assembly has a pre-selectable preheat temperature control to provide a preheat temperature when the “on” switch of said control is activated. A pre-heat indicator indicates when the preheat temperature has been reached so that the food products can be loaded into an operable drawer. A pre-selectable heat temperature control provides a heat temperature wherein the heat temperature corresponds to the safe serving temperature. A timer indicator counts down to zero from a pre-set time once the heat temperature control has been activated such that the food products are assured of having reached the pre-selectable heat temperature. Then, the timer counts upward until a pre-set maximum time for holding the food products at a hold temperature is reached. In this manner, consumers are prevented from selecting a food product that hasn't reached the proper safe serving temperature. Consumers are also prevented from selecting a food product that has been held longer at the hold temperature wherein the food product may be degraded in quality. The apparatus can heat a refrigerated product from 34° F. to greater than or equal to 140° F. in 35 minutes or less. The apparatus has a safe product transfer apparatus that has a heating cavity ranging from 250° F. to 425° F. The apparatus provides a safe product transfer apparatus that can hold the products stored therein at a safe holding temperature (ranging from greater or equal to 140° F. to not more than 205° F.), that is, not hot enough to continue heating or degrading the food product. | 04-28-2011 |
20130020310 | SYSTEM AND METHOD FOR MONITORING AND CONTROLLING HEATING/COOLING SYSTEMS - 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. | 01-24-2013 |
20130306617 | Portable Liquid Warmer - 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. | 11-21-2013 |
20150096971 | Interchangeable Wrap Slow Cooker - A kitchen appliance comprises a housing including a base member, a side wall member, and a retaining trim encasing the upper end of the side wall. The side wall member includes an external enclosure and an internal liner. At least a portion of the retaining trim is spaced radially outwardly from an external surface of the enclosure, thereby defining a retaining channel between the retaining trim and the external surface of the enclosure. The kitchen appliance includes at least one decorative panel for lining at least a portion of the external surface of the enclosure. An upper end of the panel is slidably receivable into, and retainable by, the retaining channel and a lower end of the at least one decorative panel is supported by the base member. The panel is disengageable from the retaining channel and the base member, such that the panel is interchangeable. | 04-09-2015 |
20150096972 | PORTABLE HEATING DEVICES FOR HOT BEVERAGE CONTAINERS HAVING INSULATING SLEEVES - An apparatus for heating hot beverage containers includes a housing having an upper end, a lower end, and a sidewall extending between the upper and lower ends of the housing. The upper end of the sidewall has oppositely disposed, downwardly curving portions that define oppositely disposed openings at the upper end of said housing. The apparatus includes a heater assembly located at the lower end of the housing. The apparatus has a controller including an electrical circuit in communication with the heater assembly, and a switch located on the sidewall of the housing for activating the heater assembly. A hot beverage container with an insulating sleeve is inserted into the housing. A sidewall of the container engages the switch and a bottom wall of the container is in thermal communication with the heater assembly. The heater assembly heats liquid in the container through the bottom wall of the container. | 04-09-2015 |
20160086752 | TEMPERATURE CONTROL APPARATUS AND LIQUID HEATER APPLYING THE APPARATUS - A temperature control apparatus has a housing 10 and at least one thermosensitive protective action component. The thermosensitive protective action component has a metal actuator, an acting mechanism, a support frame, and a switch contact set. The metal actuator and the acting mechanism are both arranged on the support frame. The acting mechanism controls the on-off state of the switch contact set. The switch contact set is connected between the housing and the support frame. The switch contact set has a movable contact piece and a fixed contact piece. The temperature control apparatus also has a connecting component. The housing and the thermosensitive protective action component are flexibly connected therebetween via the connecting component. When the liquid heater is deformed as a result of a thermal shock, a great thermal contact can be maintained between the thermosensitive protective action component and a temperature sensing surface of the liquid heater. | 03-24-2016 |