Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7223098 | Ignition unit An ignition unit promotes the efficiency of assembly because connections on the high voltage output side and the ground side are completed by a single operation, when an ignition electrode part and a main unit are connected together directly. A guide rail of the mai... | 05/29/2007 |
| 7153179 | Oxidation-protected metallic foil and method An electrical lead assembly for devices such as electrical lamps having a metallic foil for providing an electrically conducting path through a hermetic seal formed by pinch sealing a vitreous material. The metallic foil includes an oxidation-inhibiting coating of s... | 12/26/2006 |
| 7097447 | Electric gas lighter which can be produced with any number of output terminals, and relative production method An electric gas lighter for generating sparks at one or more burners of a cooking range, and including a transformer having a primary winding, and a secondary winding divided into a number of coils, each having output terminals, and which are wound on respective axi... | 08/29/2006 |
| 6890170 | Heater with glow plug/flame monitor A heater in which, during the glow plug ramp time interval, the amount of energy supplied per unit of time to the glow plug/flame monitor can be successively changed, and a control unit which is operationally coupled to the glow plug/flame monitor. To enable continu... | 05/10/2005 |
| 6179609 | Compact external torch assembly for semiconductor processing A compact torch for use in semiconductor processing which may be used both to produce steam and to perform wet or dry dichlorethylene (DCE) oxidation at varying concentrations with no reconfiguration of the torch, providing full temperature of control of ... | 01/30/2001 |
| 5692095 | Capillary feed boiler A boiler for generating vapor at low pressure from liquid in reservoirs that are not pressurized is provided. Liquid from a reservoir is fed through a supply wick by capillary action to a boiler wick in which the liquid is heated and boiled to a vapor. Th... | 11/25/1997 |
| 5480093 | Combustion heater system for motor vehicles A combustion heater system for use in a moter vehicle has a combustion chamber housing a combustion pad which is heated by a pre-glow plug for vaporizing a fuel that is supplied from a fuel tank through a solenoid-operated valve to the combustion pad. The... | 01/02/1996 |
| 5314329 | Pulse combustor ignitor system A pulse combustor ignitor comprising a small combustion chamber located external to the pulse combustion chamber. A spark ignition source such as a spark plug is associated with the chamber and separate inlets for fuel and air are provided. The fuel/air m... | 05/24/1994 |
| 4964797 | Catalytic heater for internal combustion engines The heater includes a jacket unit connectable to the cooling system of an internal combustion engine, the jacket unit forming a central cavity in which a catalytic burner unit is suspended by means of a bolt that extends upwardly through an upper opening ... | 10/23/1990 |
| 4915615 | Device for controlling fuel combustion in a burner A device for controlling fuel combustion in a burner detects the temperature in the burner and controls, based on the detected temperature, electric power supplied to an atmozing glow plug of a fuel atomizer which heats and atomizes fuel.... | 04/10/1990 |
| 4744747 | Heater controller A controller for a heater has two switch circuits for controlling the supply of electric power to an atomizing glow plug for atomizing fuel and an ignition glow plug for igniting atomized fuel, the glow plugs being connected parallel to each other. One of... | 05/17/1988 |
| 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 |
| 4493667 | Multilamp photoflash array fabrication A multilamp photoflash array and fabrication process is provided wherein electrically conductive leads of a plurality of flashlamps are embedded in and wrapped about the ends of a plastic reflector unit which is, in turn, affixed to a circuit board to pro... | 01/15/1985 |
| 4047880 | Fluids distributor for energized-fluid systems The system comprises a burner-housing in which to ignite volatile fluids, together with means for admitting such fluids thereinto and means for discharging the combustion product therefrom. A coolant-carrying shell is enclosed within the burner-housing, t... | 09/13/1977 |
