396results about "Hot plates heating arrangements" patented technology

An electric barbecue, preferably built-in or tabletop and suitable for indoor or outdoor use; wherein the electric barbecue comprises: a grill or several grills placed side by side, each grill comprising an outer cooking face and an inner face; at the inner face of each grill a heating module is provided; each heating module comprising an electric coil heating element, independently controlled by a corresponding control device and a temperature sensor configured to measure the grill temperature; a box structure that removably supports the grill or grills at an upper opening; wherein each heating module is movably coupled to the box structure to move from a heating position of the corresponding grill in which it is at the inner face of the grill when supported by the box structure, to a barbecue cleaning position, wherein, once the corresponding grill is removed, it does not obstruct access to the box structure.

Cookware identification includes exciting a cooking vessel using an excitation component. It further includes sensing an acoustic response of the cooking vessel to the excitation using a sensor. It further includes determining a type of the cooking vessel based at least in part on the acoustic response of the cooking vessel to the excitation that is sensed via the sensor. Ingredient state detection includes sensing, using an acoustic sensor, vibrations pertaining to cooking of an ingredient in a cooking vessel. It further includes monitoring, over time, a signal that is based on the vibrations sensed by the acoustic sensor. It further includes, based on detecting a change in the signal that is based on the vibrations sensed by the acoustic sensor, determining a state of the ingredient.

A wax melter apparatus. The wax melter apparatus includes a housing and a heating element to provide heat to melt wax. The wax melter apparatus also includes a flexible dish supported by the housing, the flexible dish receives the wax to be melted and can be distorted to allow cooled and hardened wax to be easily removed.

An electric heating element that is cooled by a cooling fluid (such as air, vapor, or liquid) that in coordination with a temperature controller, flows adjacent to the heating element in order to more quickly reduce the heat given off by the heating element. One example of a cooled heating element is in a cooktop assembly where a burner area can be rapidly cooled to allow for more responsive temperature control relative to conventional electric cooktop appliances.

To provide an electrostatic chuck capable of simplifying the circuit configuration for temperature control.SOLUTION: An electrostatic chuck 10 comprises a dielectric substrate 100 and a heater unit 300 for heating the dielectric substrate 100. The heater unit 300 comprises a heating section 331 which is a conductor wound in a linear configuration and generates heat when supplied with power from an external source. In the top view, the heating section 331 is individually routed in each of a plurality of regions HA. The plurality of regions HA comprises a first region HA11 and a second region HA12. When the electrical resistance value of the heating section 331 routed in the first region HA11 is denoted as R1, and the electrical resistance value of the heating section 331 routed in the second region HA12 is denoted as R2, the electrostatic chuck 10 satisfies the condition (|R1-R2|) / R2<0.15.SELECTED DRAWING: Figure 8

To provide an electrostatic chuck capable of easily adjusting a heat generation performance of a heater in each region.SOLUTION: An electrostatic chuck 10 comprises: a dielectric substrate 100; and a heater unit 300 that heats the dielectric substrate 100. In an upper view, the heater unit 300 contains: a heat generation part 331A that is individually configured into each inner side of a plurality of regions HA that is divided so as to be not overlapped each other; and a heat generation part 331B that is individually configured into the inner side of at least one part of the region HA at a high position that is different from the heat generation part 331A.SELECTED DRAWING: Figure 9

The ceramic heater 10 comprises a ceramic plate 20 having a wafer mounting surface 21 on its upper surface 20a, inner and outer resistance heating elements 25, 26 embedded in the ceramic plate 20 and wired to zones Z1, Z2 that divide the wafer mounting surface 21 into two, a cylindrical shaft 40 supporting the ceramic plate 20 from its lower surface 20b, a thermocouple insertion hole 30 provided in an inner-shaft region 27 of the lower surface 20b of the ceramic plate 20, and four resistance heating element terminal holes provided in the inner-shaft region 27 corresponding to the terminals 25a, 25b, 26a, 26b of the inner and outer resistance heating elements 25, 26, respectively. The inner resistance heating element 25 is located above a bottom surface 31 of the thermocouple insertion hole 30 and has a portion that overlaps with the thermocouple insertion hole 30 in a plan view.

Disclosed is a novel substrate for home appliances which has high heat resistance and anti-discoloration performance. The novel substrate for home appliances includes: a main substrate; and a colored coating stack disposed on a surface of the main substrate, wherein the colored coating stack includes: an adhesive layer in contact with the surface of the main substrate, a color layer disposed on an upper surface of the adhesive layer; and a protective layer disposed on an upper surface of the color layer.

A cooking appliance includes a plurality of electrically controlled heating elements operable to elevate a temperature of food items. A user interface includes a touch-sensitive circuit that is operativeiy-connected to an external surface of the cooking appliance for altering operational settings of the electrically controlled heating elements. An electrovibrafion feedback circuit is coupled to the external surface that generates a vibratory feedback that is sensible by the user's finger at the external surface in response to adjustments of the operational settings. The electrovibration feedback circuit creates an electrostatic force on the user's finger that simulates friction between the user's finger and the external surface.

A radiant heater adapted to fit on the head of a hookah. The heater uses one or more resistance ribbons to generate heat which is transferred to shisha in the hookah. The heater includes a chimney which surrounds the resistance ribbon and provides a chimney siphoning to remove heat when the heater is not in use and a heat transfer plate which includes one or more projections to vent excess heat. Air is drawn through the top of the chimney and is heated by the resistance ribbon. The heated air mixes with cool air drawn through a ventilation space below the chimney and the mixed air drawn through one or more vents in a heat plate. The heat transfer plate and hot air vaporize the shisha.

A liquid heating appliance for making a beverage, the liquid heating appliance comprising: a plurality of heating components for heating a liquid, where at least a first of the plurality of heating components is powered using mains power, a power management system, wherein the power management system comprises: a controller, and an energy storage device, wherein the controller is arranged to: control an amount of the mains power applied to the first of the plurality of heating components, control an amount of stored power from the energy storage device to be applied to at least a second of the plurality of heating components, and switch polarity of the voltage of the stored power from the energy storage device to be applied to the second of the plurality of heating components after one or more heating cycles associated with the second of the plurality of heating components.

Provided is an electrostatic chuck capable of performing precise temperature adjustment by a heater. An electrostatic chuck 10 comprises a dielectric substrate 100 and a heater unit 300 that heats the dielectric substrate 100. In a top view, the heater unit 300 has heating parts 331 that are respective conductors routed individually and linearly in a plurality of regions HA divided so as not to overlap each other. The plurality of regions HA include a first region HA1 disposed at a position on the outermost peripheral side, and a second region HA2 disposed at a position on the inner peripheral side of the first region HA1. The line width of the heating part 331 routed in the first region HA1 is smaller than the line width of the heating part 331 routed in the second region HA2.

The present invention relates to a weighing device, for example, a weighing device for use in a kitchen. It has a support plate (1) for supporting an object to be measured and a control device (16). In addition, an excitation mechanism (12) for generating mechanical vibrations in the support plate (1) and a measuring mechanism (14) for measuring the mechanical vibrations of the support plate (1) are provided. By means of the excitation mechanism (12) and the measuring mechanism (14), one or more resonance frequencies and / or other spectral characteristics of the support plate (1) are determined, and these resonance frequencies and / or spectral characteristics are used, for example, to determine the mass of the object.

The utility model discloses a combined ceramic heating body for a small household electric oven, comprising a plurality of alumina ceramic substrates combined and applied to the small household electric oven, the alumina ceramic substrate is divided into a heating zone, a first wiring zone and a second wiring zone, the first wiring zone and the second wiring zone are respectively located at the two ends of the heating zone, the heating zone is printed with a heating circuit, and the two ends of the alumina ceramic substrate are respectively provided with the first wiring circuit and the second wiring circuit. The beneficial effect of the utility model is that by providing the heating zone, the first wiring zone and the second wiring zone on the alumina ceramic substrate, the heating zone and the wiring zone are clearly distinguished, and the heating circuits of the heating zone are evenly distributed, which has the effect of uniform heating and high heating efficiency.

This invention provides a technology to improve the uniformity of heat distribution on the mounting surface of a holding device. [Solution] The holding device comprises a plate-shaped part having a mounting surface on which an object is placed, a resistance heating element disposed inside the plate-shaped part, and a plurality of via conductors disposed inside the plate-shaped part and connected to the resistance heating element, wherein the resistance heating element has a heating wire and a plurality of pads connected to the heating wire, and at least one of the plurality of pads is connected to the via conductor at a position different from each of the ends of the heating wire.

An aerosol delivery device comprising: a control body comprising: a control component; an electrical power source; a receptacle; and a plurality of electrical contacts positioned in the receptacle facing inwardly toward a central axis of the receptacle; and a cartridge comprising: a reservoir configured to store an aerosol precursor composition; an atomizer configured to atomize the aerosol precursor composition; and a base configured to engage the receptacle of the control body.

The invention relates to a method for the built-in installation of a cooking hob in a countertop, wherein the sealing of the perimeter of a glass-ceramic panel of the cooking hob is performed using a substrate acting as a filler element and topped with a sealing adhesive resistant to the high temperatures typical of cooking processes.

A sample holder according to the present disclosure comprises a main body, a first electrode, a second electrode, and a connecting part. The main body is formed from ceramic and has a holding surface for an object to be processed. The first electrode is located inside the main body. The second electrode is located inside the main body and is physically and electrically connected to a power supply terminal. The connecting part electrically connects the first electrode and the second electrode. The connecting part has a conductor layer and via conductors. The via conductors include a plurality of first via conductors and a plurality of second via conductors. The conductor layer, the plurality of first via conductors, and the plurality of second via conductors are arranged along the thickness direction of the main body in the order of the plurality of first via conductors, the conductor layer, and the plurality of second via conductors from the side close to the holding surface of the main body. The plurality of first via conductors and the plurality of second via conductors are positioned so as not to overlap each other when viewed from a perpendicular perspective looking toward the holding surface. The plurality of second via conductors are located farther outward than the power supply terminal when viewed from a perpendicular perspective looking toward the holding surface.

To provide a susceptor with an electrode rod having a high frequency transmission characteristic excellent for a low impedance to an RF current.SOLUTION: A ceramic susceptor 100 according to the present invention includes a ceramic plate 110, on which an electrode 111 is arranged. The ceramic plate includes an electrode pad 112 connected to the electrode, and an electrode rod coupled with an electrode pad at one side end and supplying power to the electrode. The electrode rod may include an extension part 130 coupled to the electrode pad, and a power source coupling part 133 provided at an end of a tapered portion of the extension part.SELECTED DRAWING: Figure 10A

A radiant heating device comprises a flat support with an edge region, at least one elongated heating element on the support, and a temperature sensor in the edge region connected to a control unit and a power supply for the radiant heating device. In a method for operating this radiant heating device, the temperature sensor detects the temperature and transmits it to the control unit, which receives operating information from the power supply for the radiant heating device regarding the operating mode, duration, and power level. The control unit stores temperature values ​​as a function of the operating mode, duration, and power level during operation of the radiant heating device. By using both the measured temperature at the temperature sensor and the stored values, the control unit determines the temperature at a defined point within the radiant heating device.

This sample holder comprises: a ceramic body; a base member; a bonding member; a metal layer; and a heat conduction member. The ceramic body has a first surface for holding a sample and a second surface located on the opposite side of the first surface. The base member faces the second surface. The bonding member is located between the second surface and the base member. The metal layer is located inside the ceramic body, along the first surface. The heat conduction member is located inside the ceramic body and the joining member and connects the base member and the metal layer. The heat conduction member has a thermal conductivity higher than that of the bonding member and lower than that of the metal layer.

A programmable dynamic heating plate disclosed by the present invention comprises a substrate, a heating unit array, a temperature monitoring array and a control system, the heating unit array is composed of a plurality of heating resistors which are uniformly distributed in the substrate and can independently control the temperature, and the temperature monitoring array is composed of a plurality of temperature sensors which are uniformly distributed in the substrate. And the control system is used for controlling the temperature of the heating unit array. According to the method, a model of a casting is combined with heating control of a heating plate, and a differentiated basic temperature curve is generated by calculating the distance from a corresponding area of each heating unit to a reference heating plane. The heating plate can correspondingly provide heating temperature according to the subareas and compensate heat transfer difference caused by curved surface fall, so that a uniform and stable curing temperature field is formed on the surface of the model, synchronous curing of a sand coating layer on the surface of the model is achieved, and the quality defect that the strength of the sand coating layer is inconsistent due to uneven heating is overcome.

To provide a ceramic heater capable of suppressing cracking from grinding traces left on a ground surface.SOLUTION: A ceramic heater 100 includes a ceramic substrate 110, a metal electrode foil 120 embedded in the ceramic substrate 110, and a shaft 130, and a joint portion 180 between a convex portion 113 and a pedestal portion 133 of the shaft 130, and rounded portions 114 and 134 are both ground surfaces, and a plurality of grinding marks SM parallel to the longitudinal direction 6 of the shaft 130 remain.SELECTED DRAWING: Figure 6

Provided is an electrostatic chuck capable of simplifying a circuit configuration for temperature regulation and control. An electrostatic chuck 10 includes a dielectric substrate 100 and a heater unit 300 that heats the dielectric substrate 100. The heater unit 300 has a heat generating part 331 that is a conductor routed linearly and generates heat by receiving power supply from the outside. In a top view, the heat generating part 331 is individually routed in each of the plurality of regions HA. The plurality of regions HA include a first region HA 11 and a second region HA 12. The electrostatic chuck 10 satisfies the condition (ǀR1-R2ǀ) / R2 < 0.15, where R1 is the electric resistance value of the heat generating part 331 routed in the first region HA 11, and R2 is the electric resistance value of the heat generating part 331 routed in the second region HA 12.

This sample support body includes a base body, a heating conductor, a cavity part, and a low heat conduction part. The base body is made of a ceramic and has a first surface which is a support surface of a sample, and a second surface which is a surface opposite to the first surface. The heating conductor is positioned inside the base body at an interval in a cross-sectional view of the base body in a direction orthogonal to the first surface. The cavity part is positioned inside the base body, and at least a part of the cavity part is positioned between the adjacent heating conductors in a cross-sectional view. In a cross-sectional view, at least a part of the low heat conduction part is positioned between the adjacent heating conductor and the cavity part, and the thermal conductivity of the low heat conduction part is lower than that of the base body.

A monitoring system with burner-left-on detection includes a matrix-style time-of-flight sensor defining a detection field formed from cells. The matrix-style time-of-flight sensor includes an emitter for emitting infrared light and receivers for receiving light data including the infrared light. Burners in the detection field are configured to emit infrared light when active. A controller is configured to compare the light data to the infrared light emitted by the emitter for each of the plurality of cells, determine if the light data for any of the plurality of cells is greater than the infrared light emitted by the emitter, and determine that at least one of the burners is an active burner and at least partially uncovered when the light data for one or more of the cells associated with the active burner is greater than the infrared light emitted by the emitter.

A heater for a semiconductor manufacturing apparatus includes a ceramic base and a heating element. The ceramic base contains aluminum nitride. The heating element is embedded in the ceramic base. The ceramic base contains two or more kinds of rare earth elements and contains Yb as one of the rare earth elements. A total content ratio of the rare earth elements in the ceramic base is 4.5 mass % or less in terms of oxide. A content ratio of Yb in the ceramic base is 0.3 mass % or more and 1.3 mass % or less in terms of oxide.

A stage includes a first metal plate including a first groove, a second metal plate including a through hole below the first metal plate, a third metal plate including a second groove below the second metal plate, a heat insulating portion in which the first groove, the through hole, and the second groove are connected to one another, a first circulating flow path and a first heater provided in one of the first metal plate, the second metal plate, and the third metal plate, and one of a second circulating flow path and a second heater. The first circulating flow path and the second circulating flow path are provided in a first region defined by the heat insulating portion as a boundary. The first heater and the second heater are provided in a second region opposite the first region defined by the heat insulating portion as the boundary.