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6703592 System of controlling the temperature of a processing chamber  
A CVD processing reactor employs a pyrometer to control temperature ramping. The pyrometer is calibrated between wafer processing by using a thermocouple that senses temperature during a steady...
6665492 High-velocity electrically heated air impingement apparatus with heater control responsive to two temperature sensors  
A high-velocity, accurately responsive impingement heater provides heated air at a substantially constant temperature to a process location to effect control of a process. The heater includes an...
6660968 Heated glass panes, in particular for vehicles  
A glass pane including at least a glass sheet provided with heating strips powered by collectors, the heating strips being divided in groups. The power supply of the different groups is provided...
6635854 Oven with water evaporator on door  
An oven includes a food chamber with an access door which houses a water evaporator chamber in fluid communication with the food chamber. By sensing the temperature of the water in the evaporator...
6624394 System for obtaining a uniform air temperature in a discrete space  
A system for supplying air to a discrete space to obtain a desired set point temperature within the space includes a plurality of units for conditioning the air in the space. Each of the units has...
6614008 Universal voltage fuser heater lamp  
A universal voltage fuser heater lamp is described for use in either United States or European markets having different voltage standards. The fuser lamp comprises first and second filaments...
6614009 High flow rate transportable UHP gas supply system  
A high flow rate, transportable, ultra high purity gas vaporization and supply system is provided which includes a vessel suitable for carrying large quantities of a liquefied gas, valves to...
6610968 System and method for controlling movement of a workpiece in a thermal processing system  
A system and method for processing a workpiece in a thermal processing furnace by measuring the temperature of the workpiece in the thermal processing furnace, and based upon an intended...
6580059 Control apparatus for a light radiation-type rapid heating and processing device  
There is provided a control apparatus for a light radiation-type rapid heating and processing device in which a power factor can be improved, the influence of a higher harmonics strain can be...
6566633 Thermal control apparatus and method for thermally controlling a plurality of objects within a predetermined temperature range  
When controlling operation of heaters or coolers provided in a plurality of thermal control objects, the priority for turning on the heaters or the coolers set based on temperature and speed of...
6559427 Program control and display system for multiple appliance units  
Multiple, programmable appliance units are connected to a control unit which receives program data from a control panel including user input elements for selecting various operational parameters,...
6559426 Electric heating device for a vehicle  
A device and method is shown for electrically heating a vehicle. The heating device has positive temperature coefficient (PTC) heating thermistors connected in groups, and a circuit for...
6541740 Heater/blower unit with load control  
A substantially constant load impedance electrical heater has been provided. The heater is comprised of two sections, a first heater and a second heater. The first heater is continuously “on” to...
6534752 Spatially resolved temperature measurement and irradiance control  
A method, apparatus and system for producing a desired spatial temperature distribution across a workpiece. The method includes irradiating a plurality of areas on a surface of the workpiece to...
6505099 Radiant energy control system  
In a radiant energy heating system having one or more types of radiant energy heating sub-systems, a control system comprising a solid state electronic control panel pre-programmed to control two...
6501052 Aerosol generator having multiple heating zones and methods of use thereof  
A temperature and flow rate controlled capillary aerosol generator includes two heating zones optionally separated by a region in which a pressure drop is induced. Power is metered or applied to...
6496749 Semiconductor producing apparatus and temperature control method therefor  
A semiconductor producing apparatus is capable of quickly and accurately changing a controlled variable to a target value to thereby make the controlled variable quickly follow the target value....
6492625 Apparatus and method for controlling temperature uniformity of substrates  
An apparatus and method for providing substantially uniform substrate temperature in a chemical vapor deposition reaction chamber is provided. The method and apparatus utilize a carrier for...
6469284 Lamp annealer and method for controlling processing temperature thereof  
A fluctuation of a transistor characteristic is calculated based on deviation of the value measured for each of specified steps, and total fluctuation of the transistor characteristic is...
6469283 Method and apparatus for reducing thermal gradients within a substrate support  
A method and apparatus for reducing the thermal gradients within substrate support such as a ceramic wafer support pedestal. Specifically, the present invention is a heater controller that limits...
6465764 Water heater and control system therefor  
A water heater having a water tight tank (10) with a cold water inlet (14) and a hot water outlet (16). First and second heating elements (24, 26) are mounted in the upper and lower portions of...
6455821 System and method to control temperature of an article  
The present invention comprises a system and method for the control of the temperature of an article, particularly in a vacuum. The system is applicable to control of reticle temperature in a...
6455820 Method and apparatus for detecting a dry fire condition in a water heater  
A water heater having a water tank and multiple electric resistance heating elements extending into the water tank for heating water in the tank. The water heater includes a proportional band...
6441350 Temperature control system for a thermal reactor  
A temperature control system for a thermal reactor is disclosed that addresses many of the problems in the art. In accordance with one aspect of the disclosed control system, a plurality of...
6435866 Radiation furnace with independently controlled heating elements  
A radiation furnace assembly for use in heating parts. The radiation furnace assembly includes a muffle having a top side, a bottom side, and a first side wall. The muffle defines a chamber with a...
6420685 Control of electrical heater to reduce flicker  
A control system for reducing flicker in an electrical resistance heater comprising: a source of AC (alternating current) current for supplying AC current to an electrical resistance heater; a...
6418276 Method and apparatus for heating water rapidly at low power requirement  
A method for heating water rapidly at low power requirement includes the steps of (1) energizing and heating a heating element of a first heating device for a first period; (2) simultaneously...
6414283 Closed loop heating control for food warmer  
A food warmer having closed loop heating control has a temperature sensor in a warming zone of the food warmer. The temperature sensor has a rate of heat absorption and a rate of heat loss...
6403931 Slide heater calibrator and temperature converter apparatus and method  
Apparatus and methods for controlling heaters in an automated biological apparatus are provided. The heating system has a conversion buffer in between the desired temperature generator and the...
6399926 Heat-treating apparatus capable of high temperature uniformity  
A heat treatment apparatus permits manufacture of a high-accuracy resist pattern by reducing a temperature difference within a substrate surface in the transition state of heating or cooling the...
6373033 Model-based predictive control of thermal processing  
A nonlinear model-based predictive temperature control system is described for use in thermal process reactors. A multivariable temperature response is predicted using a nonlinear parameterized...
6355915 Heat/blower unit with load control  
A substantially constant load impedance electrical heater has been provided. The heater is comprised of two sections, a first heater and a second heater. The first heater is continuously “on” to...
6350967 Energy saving water heater control  
A water heater of the invention includes a water container; an element located to heat water in the water container; a sensor located to sense temperature; and a controller, the controller...
6333492 Thermal compensation for visible light cooking oven  
A thermal compensation system for an oven including at least one visible light cooking element includes a thermistor in thermal communication with an oven cavity, and a microcomputer coupled to...
6311091 Substitute processing apparatus with power distribution control for reduced power consumption during apparatus start up  
A substrate processing apparatus for coating resist onto a substrate and developing the coated resist, comprising a power supply equipped with a main switch controlled in an ON/OFF manner, a...
6310330 HVAC heater power and control circuit  
An improved system and method for controlling the temperature of a resistance heater in a heating, ventilation and air-conditioning ("HVAC") system is disclosed. The control circuit and method...
6303911 Device and method for controlling the temperature of a thin film resistive heater  
A circuit for controlling the temperature of a thin film conductive heater includes a control circuit for applying a voltage to the heater. The control circuit regulates the temperature of the...
6271505 Field conversion electric water heater  
An electric water heater has upper and lower electric resistance type heating elements respectively controlled by a single pole, double throw upper thermostat and a single pole, single throw lower...
6270638 Pyro-sensor and pyro-control circuit  
A main heater consisting of first and second fever areas and auxiliary heater arranged on an insulator substrate to maintain a precise sensing temperature. Grounded first fever area is contiguous...
6265699 Water heater with electronic control  
A water heater of the invention includes a water container; an element located to heat water in the water container; a sensor located to sense temperature; and a controller, the controller...
6259071 Single-point temperature control system for a multi-section line furnace  
A single-point temperature control system is used with a multi-section furnace to control the exit temperature of a metal workpiece discharged from the furnace. The furnace consists of at least...
6259072 Zone controlled radiant heating system utilizing focused reflector  
A temperature control system (20, 22, 24) is provided for a plasma processing device (10). The plasma processing device (10) comprises a plasma generator (14) and a processing chamber (52) in...
6255629 Device for switching an electric heater  
The invention provides a device (11) for switching an electric heater (12) with at least two heating areas (25, 27, 29), which can be variably supplied with electric power by at least one power...
6255630 Program control and display system for a cooking appliance  
A cooking appliance includes a control system which is programmable to enable multiple, successive cooking operations to be performed in sequence, with an alphanumeric display being provided to...
6252206 Method and apparatus for intelligent cooking process  
A method and apparatus for controlling a cooking apparatus operates a plurality of cooking energy sources with a control including switches that reduce the input manipulations required by a user...
6246034 Multi-period cycle-skipping for low flicker, fine-resolution power control  
A cycle-skipping power control algorithm provides control signal patterns based on generating a number of core patterns corresponding to main power levels and alternating between the core patterns...
6242720 Control for electric water heater  
A control for a water heater having upper and lower heating elements assures that the upper heating element is not activated until certain control conditions are met. The control first determines...
6229120 Controlling the power dissipation of a fixing device  
A fixing device, such as a halogen bulb fuser or an instant on fuser, includes a first heating element supplied with substantially constant average power by a power control circuit in preparation...
6225609 Coiling temperature control method and system  
To cool a strip rolled by a hot rolling mill using cooling banks installed on the run out table at the delivery side of the hot rolling mill, and to control the strip temperature in front of...
6204483 Heating assembly for rapid thermal processing system  
A rapid thermal processing system for large area substrates, such as glass panels for flat panel displays, includes a processing chamber, a transport assembly for transporting a substrate through...