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| Number | Title | Issue Date |
| 7652868 | Electropyrotechnic initiator The invention relates to an electropyrotechnic initiator whose circuit board (15) supports on a first face (18) a resistance element (21) for heating a pyrotechnic charge (22, 23). According to the invention, the second face (19) o... | 01/26/2010 |
| 7342201 | Silcon carbide element A ceramic heating element arrangement in which a ceramic heating element made of SiC having electrical NTC (negative temperature coefficient) properties is provided for a circuit. At least one segment is provided in the circuit, whose resistance saturates at least q... | 03/11/2008 |
| 7329837 | Ceramic igniters Ceramic igniters are provided that comprise at least three zones of differing electrical resistance, preferably in sequence a first conductive zone of relatively low resistance, a power booster or enhancement zone of intermediate resistance, and a further hot or ign... | 02/12/2008 |
| 7319208 | Controller and glow plug for controlling energization modes There is provided a control device for a glow plug, capable of controlling the energization of a resistance heater of the glow plug by a resistance control process while attaining good resistance control response under cooling of the heater by fuel injection and com... | 01/15/2008 |
| 7256371 | Temperature control method for positive temperature coefficient type heating element A controller adapted to control the temperature of a heating elements with a wide range of positive temperature coefficient of resistance, including very low values, using a sensor in line with the heating element. The controller is able to take account of non-const... | 08/14/2007 |
| 7174708 | Method for managing particulate filter backwashing means A method is provided for backwashing, by heating, a particulate filter to be purified of exhaust gases (G) of an internal combustion engine (M), in particular an internal combustion engine equipping a motor vehicle (V). The method includes controlling the start-up o... | 02/13/2007 |
| 7148454 | Systems for regulating voltage to an electrical resistance igniter Systems and methods for energizing an electrical resistance igniter include determining the line voltage into the system and controlling the voltage being applied to the electrical resistance igniters so a first voltage is applied initially and for a time period and... | 12/12/2006 |
| 7061363 | Passive, high-temperature-resistant resistor element for measuring temperature in passenger and commercial vehicles A passive, high-temperature-resistant resistor element for measuring temperature is provided, the resistor element having an essentially interior insulating layer and two exterior conducting layers of a ceramic composite structure; the conducting layers being connec... | 06/13/2006 |
| 7019467 | Thermally-protected ballast for high-intensity-discharge lamps A ballast for electrical lighting fixtures with improved thermal protection features has ballast laminations, primary and secondary coils, and a thermal protector, the thermal protector being wired in series with the secondary coil. The ballast preferably is of the ... | 03/28/2006 |
| 7019956 | Electrostatic chuck having bonded structure and method of manufacturing the same An electrostatic chuck and a method for manufacturing the same are provided. The electrostatic chuck has a bonded structure comprising a ceramic electrostatic chuck member, a metal member and a bonding layer. The bonding layer has at least a first outermost bonding ... | 03/28/2006 |
| 6995965 | Clothes dryer over-voltage control apparatus and method An over-voltage control device for a clothes dryer including an electrical heater coupled to an alternating current power supply is provided. The device includes a switch device adapted to connect and disconnect the power supply from the heater, and a micro-controll... | 02/07/2006 |
| 6972529 | Switch mode power supply for a gas discharge lamp A switch mode power supply for igniting and operating a high-pressure gas discharge lamp includes an ignition sub-circuit which is coupled via a transformer to the circuit. The ignition sub-circuit has at least an ignition capacitor, and a switching element for disc... | 12/06/2005 |
| 6958579 | Thermally-protected ballast for high-intensity-discharge lamps A ballast for electrical lighting fixtures has improved thermal protection features. The ballast has ballast laminations, primary and secondary coils, and a thermal protector, the thermal protector being wired in series with the secondary coil. When the ballast is o... | 10/25/2005 |
| 6933471 | Ceramic igniters with sealed electrical contact portion Robust ceramic igniters are provided that include an improved sealing system which can significantly enhance operational life of the igniter. Preferred igniters comprise a conductive cold zone and hot zone with higher resisitivity. A hermetic sealant material covers... | 08/23/2005 |
| 6664514 | Igniter shock mounting device and methods related thereto Featured is a method for securing an ignition device to a support. The securing method includes disposing a shock mounting pad between the ignition device and the support, the shock mounting pad being configured so as to reduce external loads to the ignit... | 12/16/2003 |
| 6539905 | Glow plug connection apparatus There is provided a glow plug connection apparatus for installing a plurality of glow plug connectors to corresponding glow plugs mounted in a cylinder head in an internal combustion engine while simultaneously preventing engine oil leakage. The apparatus... | 04/01/2003 |
| 6483079 | Glow plug and method of manufacturing the same, and ion current detector The present invention is to provide a glow plug (1) with an ion current detecting function, which is mounted in a combustion chamber of a Diesel engine. The glow plug includes an insulator (8); a heating element (6) embedded in the insulator and energized... | 11/19/2002 |
| 6217312 | Ignition system for a gas appliance An ignition system for a gas appliance comprises an ignition controller that receives a current from a power source. The ignition controller is also coupled to an ignitor and to a current actuated valve that releases a flow of gas when the current is grea... | 04/17/2001 |
| 6186107 | Heating glow plugs controller for diesel engines The heating glow plug controller for diesel engines is capable of controlling the activation of the glow plugs and consists of a set of electronic relays which in addition can also detect failures due to open circuit or short-circuit, and then acting in u... | 02/13/2001 |
| 5880433 | Rod-type flame glow plug A rod-type flame glow plug, with a glow tube (5), an inner pole (7), a coil combination having at least one control and glow coil (4) located in series with an ignition coil (3.2) in the glow tube (5), the ignition coil (3.2) being located at the tip of g... | 03/09/1999 |
| 5801361 | Ceramic igniter with hot zone thickness of 0.019 inches or less A ceramic igniter comprises a pair of conductive ends, a hot zone disposed between the conductive ends, the hot zone having a density of at least about 95% of theoretical density and a composition comprising: (a) between about 50 and about 80 vol % of an elect... | 09/01/1998 |
| 5791308 | Plug assembly A plug assembly for ignition of fuel in admixture with air within a combustion chamber which comprises an exposed heating element having a multi-turn coil of electrically conductive catalytic wire mounted in grooves formed on the surface of ceramic suppor... | 08/11/1998 |
| 5750958 | Ceramic glow plug A ceramic heater for a DC power source comprising an insulating ceramic sintered body, a heating resistor composed of at least two separate layers of heating resistor made of an inorganic conductive material, leads made of high-melting point metal wires a... | 05/12/1998 |
| 5416300 | Electric igniter actuator with network voltage clocking to pass only a portion of the wave trains to the igniter An automatic furnace comprises an actuator for an electric igniter. The electric igniter has a distinctly lower standard voltage, e.g., 120 V, than the network voltage, e.g., 230 V and is operated by the network voltage. The network voltage is fed into th... | 05/16/1995 |
| 5249096 | Heating element operating unit, control device therefor and methods of making the same A heating element operating unit, control device therefor and methods of making the same are provided, the control device being adapted to operate a heating element that comprises a hot surface igniter with a certain repeating pattern of a single complete... | 09/28/1993 |
| 5191508 | Ceramic igniters and process for making same A process for producing a ceramic igniter comprising forming a slot in a green igniter body prior to densification and inserting into the slot an electrically non-conductive material is described. In addition, a ceramic igniter containing a slot insert pr... | 03/02/1993 |
| 5182436 | Portable bench-type electric ignite for gas welding torches A portable gas torch igniter includes a housing having a flame duct formed therein for the introduction of a gas torch. The flame duct is open at its rear end and has a front portion arranged substantially horizontally and has an open front end into which... | 01/26/1993 |
| 5182437 | Flame-type heater plug for an air-compression fuel-injection internal-combustion engine A flame-type heater plug for an internal combustion engine includes a plug housing having a proportioning insert for the fuel supply, a heater bar secured at one end in the plug housing with a free end extending outwardly of the plug housing, and an evapo... | 01/26/1993 |
| 5144111 | Electric cigar lighter with bimetallic snap active temperature controlled switching off An electric cigar lighter for installation in a dashboard of a motor vehicle, has an electrically conductive lighter plug containing an electrically conductive glow coil dish with a glow coil having one end electrically connected to the glow coil dish and... | 09/01/1992 |
| 4935606 | Method of operating gas furnace igniter The combination of a heating element and a control unit therefor and methods of making and of operating the same are provided, the heating element normally being adapted to be operated by the continuous full wave pulses of a certain high voltage alternati... | 06/19/1990 |
| 4925386 | Fuel burner control system with hot surface ignition A gas burner control system includes an electrical resistance igniter, gas valve means, and a microcomputer and related circuitry. The microcomputer and related circuitry control energizing of the igniter in such a manner so that the igniter, after succes... | 05/15/1990 |
| 4809128 | Heating element operating unit and method The combination of a heating element and a control unit therefor and methods of making and of operating the same are provided, the heating element normally being adapted to be operated by the continuous full-wave pulses of a certain high voltage alternati... | 02/28/1989 |
| 4786781 | Silicon nitride glow plug with alumina corrosion and erosion protective coating A ceramic glow plug comprises a ceramic heater formed by embedding a metal wire in a sintered Si3 N4 -based ceramic. The ceramic heater is brazed to the inner surface of an axial bore of a metal tube and the metal tube is brazed to t... | 11/22/1988 |
| 4719331 | Ceramic glow plug having a tungsten-rhenium alloy heating wire A ceramic glow plug in which a large resistance suitable for adapting the plug for use with a 24 V battery without having to use a thin or long heating wire. The glow plug includes a ceramic heater having a sintered ceramic body and a heating wire made of... | 01/12/1988 |
| 4682008 | Self-temperature control type glow plug A self-temperature control type glow plug includes a rod heater held at a front end of a hollow metal holder and having one end extending outside the hollow metal holder. The rod heater includes a heating section made of a conductive ceramic material with... | 07/21/1987 |
| 4661686 | Dual line ceramic glow plug A dual line ceramic glow plug uses a ceramic heater as an incandescent body which protrudes from the bottom of a metal fitting and which is made of an incandescent wire of a refractory metal embedded in a sintered ceramic powder. The bare ends of the inca... | 04/28/1987 |
| 4653443 | Thermoelectric generating composite functioning apparatus A thermoelectric generating composite functioning apparatus used as a glow plug in a diesel engine has sintered semiconductor elements respectively formed in the shape of a bar of N-type and P-type thermoelectric semiconductor materials. The N-type and P-... | 03/31/1987 |
| 4644133 | Ceramic heater A ceramic heater has a heater element made of a mixture including MoSi2 and Si3 N4 powder as a main ingredient and silica (SiO2) powder as an additive, a heater support member made of an electrically insulating ... | 02/17/1987 |
| 4633064 | Sintered ceramic electric heater with improved thermal shock resistance A sintered ceramic heater, particularly a heater for a glow plug of a diesel engine, includes a sintered ceramic heater, which generates heat upon receiving an electric current, supported by an electrically insulating sintered ceramic body. The heater ele... | 12/30/1986 |
| 4613301 | Ignition device In an ignition device, a preheater in the wall of a carburetor is connectable to an ignition heater in series and the heaters are controlled by the switching operation of relay contacts. Both heaters are connectable in series during the ignition operation... | 09/23/1986 |
