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Class Information
Number: 219/492
Name: Electric heating > Heating devices > With power supply and voltage or current regulation or current control means > Automatic regulating or control means > Comprising timing or cycling means
Description: Subject matter comprising means whereby the heating element or elements of a heating device may be energized at a particular predetermined time, or for a given interval or time or may be cyclically energized and deenergized and at regular predetermined intervals.










Sub-classes under this class:

Class Number Class Name Patents
219/493 Electromechanical 76


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
8692166 Substrate heating device and substrate heating method Apr. 8, 2014
8669494 Spa heater system and methods for controlling Mar. 11, 2014
8669500 Interface device for oven Mar. 11, 2014
8669501 Control system for cooking appliance during jewish holidays and sabbath Mar. 11, 2014
8653424 Compensation for induction heating in coil welding equipment Feb. 18, 2014
8654515 Household appliance Feb. 18, 2014
8629378 Heating control device and method thereof Jan. 14, 2014
8624169 Electric grilling appliance Jan. 7, 2014
8618449 Method and apparatus for controlling phase of AC power and method of controlling heating element of fixing unit Dec. 31, 2013
8614407 Method for supplying current to a glow plug Dec. 24, 2013
8610037 Cooking score thermometer Dec. 17, 2013
8610036 Device and method for monitoring a heating appliance Dec. 17, 2013
8598498 Processing controller for driving the heat sources of a cooker Dec. 3, 2013
8598494 Method for controlling power supply to the liquid contents of a cooking vessel Dec. 3, 2013
8592727 Heat treatment apparatus emitting flash of light Nov. 26, 2013
8581154 Method for effectuating temperature control in roller grills Nov. 12, 2013
8577583 Method for operating a glow plug with the engine running Nov. 5, 2013
8563901 Method and apparatus for top heat bake assist in a gas oven appliance Oct. 22, 2013
8555775 Method for operating of a boiler of a device such as a coffee maker Oct. 15, 2013
8552751 Method for determining the heating characteristic of a glow plug Oct. 8, 2013
8552345 Method for operating a diesel fuel filter heater Oct. 8, 2013
8541715 Hair iron and methods of operation thereof Sep. 24, 2013
8541718 Hypodermic needle destruction Sep. 24, 2013
8530798 Hob having a temperature sensor Sep. 10, 2013
8530799 Fluid-heating apparatus and methods of operating the same Sep. 10, 2013
8530800 Heater control device, image forming apparatus, and computer program product Sep. 10, 2013
8525082 Method for performing an automatic cooking process Sep. 3, 2013
8513574 Heat treatment apparatus emitting flash of light Aug. 20, 2013
8513575 Utilization of overvoltage and overcurrent compensation to extend the usable operating range of electronic devices Aug. 20, 2013
8481895 Portable warming device and method for warming an article Jul. 9, 2013
8476561 Substrate heating device and substrate heating method Jul. 2, 2013
8466390 Heater control architecture for an ice protection system Jun. 18, 2013
8418601 Device and method for controlling heating processes Apr. 16, 2013
8415592 Oven and process to control the air-flow over the belt width in a spiral oven Apr. 9, 2013
8406932 Spa control with improved heater management system Mar. 26, 2013
8392027 Spa control system with improved flow monitoring Mar. 5, 2013
8383992 NTC/PTC heating pad Feb. 26, 2013
8371285 Conveyor oven apparatus and method Feb. 12, 2013
8367975 Temperature adjustment method Feb. 5, 2013
8367984 Energy management of household appliances Feb. 5, 2013
8362405 Heater controller of exhaust gas sensor Jan. 29, 2013
8344294 Method and cooking appliance for cooking according to the C-value Jan. 1, 2013
8338758 Heater power control circuit and burn-in apparatus using the same Dec. 25, 2012
8338757 Cooking device Dec. 25, 2012
8304699 Proximity sensor Nov. 6, 2012
8269133 Electric soldering iron with automatic poweroff and method thereof Sep. 18, 2012
8269145 Method for operating a heating element in a motor vehicle by pulse width modulation Sep. 18, 2012
8269151 Method for displaying, particularly a heating or cooling curve, and cooking appliance for carrying out such a method Sep. 18, 2012
8263912 Noise reduced PWM driver Sep. 11, 2012
8259308 Sensor system and method for detecting misaligned trays and/or mis-positioned utensils in a direct recirculating oven Sep. 4, 2012

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16










 
 
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