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Class Information
Number: 219/541
Name: Electric heating > Heating devices > With heating unit structure > With terminal or connector means (e.g., to external circuit means)
Description: Subject matter including specific terminal or connector elements whereby an electrical connection with an external electrical circuit may be made.










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
6013903 Flame reaction material carrier and method of manufacturing flame reaction member Jan. 11, 2000
6009616 Method of making an injection molding nozzle with tip insert Jan. 4, 2000
5998772 Interconnect system for heating conductors Dec. 7, 1999
5998765 Ceramic glow plug Dec. 7, 1999
5998049 Silicon nitride ceramic heater Dec. 7, 1999
5968397 Apparatus for cooling a quartz halogen lamp with heat conducting convector secured to the lamp terminal or socket Oct. 19, 1999
5945019 Metal member connecting structure, metal member connecting method, ceramic heater, and ceramic heater manufacturing method Aug. 31, 1999
5945034 Organic positive temperature coefficient thermistor Aug. 31, 1999
5946448 Methods of assembling immersion heaters with heating elements in the form of printed circuit tracks Aug. 31, 1999
5941482 Heating cable assembly and connector for railroad switch heating system Aug. 24, 1999
5935473 Electrode structure and electric heater Aug. 10, 1999
5928547 High power current limiting polymer devices for circuit breaker applications Jul. 27, 1999
5922231 Voltage surge resistant positive temperature coefficient heater Jul. 13, 1999
5916467 Ceramic heater and its manufacturing method Jun. 29, 1999
5904903 Electrically heatable primary catalytic converter May. 18, 1999
5897964 Friction welding non-metallics to metallics Apr. 27, 1999
5897806 Adaptor device for connecting sheathed heater with power supply terminal Apr. 27, 1999
5887427 Electrically insulating gas tight penetration Mar. 30, 1999
5886324 Electrode attachment for high power current limiting polymer devices Mar. 23, 1999
5883365 Thermostatic working element having an electric heating element Mar. 16, 1999
5866882 Thermostatic working element having an electric resistance heating element and method of making same Feb. 2, 1999
5864941 Heater assembly method Feb. 2, 1999
5866883 Ceramic heater Feb. 2, 1999
5862585 Electrofusion couplers and method and apparatus for manufacturing Jan. 26, 1999
5841111 Low resistance electrical interface for current limiting polymers by plasma processing Nov. 24, 1998
5837972 Hair curling iron with length and diameter adaptation Nov. 17, 1998
5834736 Glow plug with porous PTC element impregnated with metal therein Nov. 10, 1998
5834734 Handgrip with built-in heater Nov. 10, 1998
5824994 Electrically heated transparency with multiple parallel and looped bus bar elements Oct. 20, 1998
5824993 Arrangement for heating an automobile glazing unit Oct. 20, 1998
5804092 Modular ceramic igniter with metallized coatings on the end portions thereof and associated terminal socket Sep. 8, 1998
5800789 Electrically heated catalyst achieving smaller power consumption Sep. 1, 1998
5782301 Oil well heater cable Jul. 21, 1998
5781692 Quartz lamp heater assembly for thin film deposition apparatus Jul. 14, 1998
5756972 Hinged connector for heating cables of various sizes May. 26, 1998
5756971 Ceramic heater for a gas measuring sensor May. 26, 1998
5756215 Ceramic heater May. 26, 1998
5753889 Image heating apparatus and heater with multi-layer electrodes May. 19, 1998
5753891 Treatment apparatus May. 19, 1998
5746228 Travelling hair drying curling and styling apparatus May. 5, 1998
5738554 Electrical connection element for a heated automobile glazing Apr. 14, 1998
5704113 Injection molding nozzle method using a terminal locating and sealing key Jan. 6, 1998
5679276 Foil electrical connector for an oil burner nozzle Oct. 21, 1997
5670746 Structure of electrode unit Sep. 23, 1997
5660752 Heating element and process for heating crucibles Aug. 26, 1997
5655211 Electrically conductive honeycomb structure, particularly for electrically heatable catalytic converters for motor vehicles and method for producing a honeycomb body Aug. 5, 1997
5626785 Electrode assembly and method May. 6, 1997
5618462 Electrically insulating, gas-tight leadthrough for at least one electrical conductor through a metallic sheath Apr. 8, 1997
5614120 Sleeving for a wire used with a tail connected to a heating element and a method for heating Mar. 25, 1997
5598502 PTC heater for use in liquid with close electrical and thermal coupling between electrode plates and thermistors Jan. 28, 1997

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