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| Number | Title | Issue Date |
| 6280083 | Thermocouple lance with layered sheath for measuring temperature in molten metal [0081] A thermocouple lance for measuring temperatures in molten metals has a protective sheath of multi-layered structure that makes it possible to improve the life expectancy of repetitive measuring devices. The thermocouple lance has a protective sheat... | 08/28/2001 |
| 6190038 | Thermocouple lance with alternating molybdenum layered sheath for measuring temperature in molten metal bath A thermocouple lance for measuring temperatures in molten metals has a protective sheath of multi-layered structure that makes it possible to improve the life expectancy of repetitive measuring services. The thermocouple lance comprises a protective sheat... | 02/20/2001 |
| 6144130 | Structure of rotor for generators and method of manufacturing the same rotor The present invention provides a structure of a rotor for a generator in which a rotor capable of being ground very easily with a high accuracy is incorporated. This structure of a rotor comprises a rotor mounted fixedly on a rotary shaft supported rotata... | 11/07/2000 |
| 6130410 | Ceramic heater and process for producing the same This ceramic heater is increased in bulk density and decreased in production cost by using an unsintered composite as an unsintered filling member filled in a protective pipe without application thereto of a filling pressure while preventing a heating ele... | 10/10/2000 |
| 6119457 | Heat exchanger apparatus using porous material, and ceramic engine provided with supercharger driven by thermal energy recorded from exhaust gas by the same apparatus A heat exchange apparatus has heat exchangers comprising porous material of improved heat exchange efficiency provided in an exhaust passage, and a ceramic engine provided with a supercharger comparing a steam turbine driven by the steam generated in the ... | 09/19/2000 |
| 6118194 | Generator-carrying cogeneration system This invention provides a cogeneration system formed compactly and provided with a plurality of generators, wherein a plurality of miniaturized generators are coupled to a flywheel provided in an engine. In this cogeneration system, a toothed endless belt... | 09/12/2000 |
| 6102565 | Ceramic sheath type thermocouple This ceramic sheath type thermocouple has a long service life, an improved temperature measuring responsibility and an improved temperature measuring precision, and enables repetitive use. The ceramic sheath type thermocouple has its protective tube 1 for... | 08/15/2000 |
| 6098744 | Thermal-and sound-insulating container of multilayer insulations Disclosed a thermal- and sound-insulating container having a chamber, which is defined by multilayer wall structure including vacuum layers therein. The chamber is made as small as possible the surface area thereof to achieve the high insulating effective... | 08/08/2000 |
| 6098734 | Hybrid powered automobile with controller This hybrid powered automobile has generators driven by the engine and a battery, and also includes a controller that selects the motive power in compliance with regulations on noise and NOx. The controller of the hybrid powered automobile selects whether... | 08/08/2000 |
| 6089020 | Heat recovering apparatus for cogeneration system with a turbocharged engine This heat recovering apparatus for a cogeneration system with an engine comprises a turbocharger driven by an exhaust gas, an energy recovering turbine provided on the downstream side of the turbocharger, and a heat exchanger provided on the downstream si... | 07/18/2000 |
| 6079373 | Gas engine with a gas fuel reforming device The gas engine with a gas fuel reforming device thermally decomposes CH4, a major component of natural gas, into a reformed fuel of CO and H2 to increase the heat produced and thereby reduce the CO2 content in the exhaust ... | 06/27/2000 |
| 6073604 | Combustion chamber structure of a gas engine In the combustion chamber structure of the gas engine the combustion chamber members are formed with the sub-communication holes allowing communication between the main combustion chambers and the pre-combustion chambers and also with throat holes in whic... | 06/13/2000 |
| 6073605 | Gas engine with pre-combustion chamber This gas engine with pre-combustion chambers. effectively uses ejection energy of flames and air-fuel mixtures ejected from the pre-combustion chambers into the main combustion chambers to shorten the combustion duration and thereby enhance performance. I... | 06/13/2000 |
| 6069431 | Synchronous generator A synchronous generator which is driven by an engine whose rotation variation is large and which can easily incorporate an output voltage stabilization circuit. In this synchronous generator, magnetism shorting paths for a magnetic field produced by the a... | 05/30/2000 |
| 6040519 | Unit sheath The present invention provides a unit sheath adaptable to a glow plug or a thermocouple, which is improved in durability by the protection from burn-out of the conductive filament. The unit sheath is preferably adapted to a glow plug 10. A protective enve... | 03/21/2000 |
| 5979420 | Fuel heating apparatus for engines using heavy oil as fuel This invention provide a fuel heating apparatus for engines using a heavy oil as a fuel, wherein the heavy oil is heated by utilizing the exhaust gas energy so as to promote an increase in the fluidity thereof. This fuel heating apparatus can be applied t... | 11/09/1999 |
| 5950593 | Gas engine with pre-combustion chamber This gas engine with pre-combustion chambers effectively uses ejection energy of flames and air-fuel mixtures ejected from the pre-combustion chambers into the main combustion chambers to shorten the combustion duration and thereby enhance performance. In... | 09/14/1999 |
| 5943859 | Natural gas reforming apparatus, oxygen eliminating apparatus provided in the same apparatus, and natural gas reforming apparatus-carrying gas engine This invention provides a gas engine in which a natural gas reforming apparatus for thermally decomposing CH4 in a natural gas into a reformed fuel of CO and H2 is used to improve the thermal efficiency, CO2 in an exhaust ... | 08/31/1999 |
| 5942818 | Control apparatus for engine-driven permanent magnet type synchronous generators This invention relates to a control apparatus for permanent magnet type generators, having a voltage control unit for controlling a voltage of a permanent magnet type generator driven by an automobile engine, and a power conversion unit for converting the... | 08/24/1999 |
| 5881559 | Hybrid electric vehicle A hybrid electric vehicle which is driven by a motor powered with electric power generated by an engine, wherein the cylinder, piston, and sub-combustion chamber of the engine have insulation structure so that heat sufficient for evaporating fed fuel is h... | 03/16/1999 |
| 5881990 | Vibration and sound isolation device for a cogeneration system with an engine In the vibration isolation device for a cogeneration system with an engine, to suppress vibrations and noise from the engine, the mounting table on which the engine and the generator are mounted is installed through the main tires and the subtires on the ... | 03/16/1999 |
| 5846644 | Low friction engine cylinder and production method therefor A slidably engaged surface of a sliding member has a first travel length portion formed of a composite material providing a small contact angle with respect to lubricating oil and an adjoining second travel length portion formed of a composite material pr... | 12/08/1998 |
| 5834736 | Glow plug with porous PTC element impregnated with metal therein An electric current self-controlling device is prepared by impregnating a porous structure of a PTC material with a fused form of aluminum in a vacuum so that it can act as a heat sensor with the contact area between the PTC material and aluminum being in... | 11/10/1998 |
| 5826558 | Control unit for high-compression ratio engines using vaporizing fuels This invention to achieve efficient combustion of volatile fuels through the precise control of the opening/closing of a control valve installed in the path between the main and the subcombustion chambers installed to vaporize and ignite volatile fuels fo... | 10/27/1998 |
| 5809777 | Diesel particulate filter apparatus In this DPF apparatus, the filters have large trapping areas and three-dimensionally and efficiently trap particulates contained in the exhaust gas thereby cleaning the gas and reducing the size of the apparatus. The DPF apparatus has the main filter inst... | 09/22/1998 |
| 5811761 | Ceramic sheath device with multilayer silicon nitride filler insulation A ceramic sheath capable of preventing damage to conductive wire rod exhibits excellent thermal resistance and a thermal shock resistance. A conductive wire rod is provided in a protective pipe of silicon nitride, silicon carbide or SiAlON so as to extend... | 09/22/1998 |
| 5780811 | Electrically heated diesel particulate filter This diesel particulate filter comprises of a composite filter plate composed of thin filter plates formed out of ceramic fiber, and a latticed heating wire, and metal nets. The composite filter plate is bent into a bellows-like structure so as to increas... | 07/14/1998 |
| 5771855 | Damage detecting apparatus for ceramic parts The damage detecting apparatus for ceramic parts detects breakage of the ceramic combustion chamber structure and valves or breakage and wear of the cylinder liner and minimizes the damages to the structure and valves. The breakage of the head liner formi... | 06/30/1998 |
| 5738061 | Engine having sound absorption structures on the outer sides of combustion chambers The present invention relates to a sound absorption structure-carrying engine provided on the outer sides of combustion chambers with sound absorption layers adapted to shut off the pressure waves occurring in the combustion chambers. In this engine, comb... | 04/14/1998 |
| 5728643 | NOx decomposition catalyst and exhaust gas purifier using said catalyst The present invention provides an NOx decomposition catalyst which can decompose NOx in exhaust gas to decrease the amount of NOx in exhaust gas and is improved in durability through suppression of thermal decomposition th... | 03/17/1998 |
| 5727519 | Low evaporativity fuel diesel engine A diesel engine using a low evaporativity fuel, and improves the fluidity of the air and fuel by injecting the fuel into a cylinder at the beginning of a compression stroke forming a uniform gaseous mixture, whereby the generation of NOx is min... | 03/17/1998 |
| 5696348 | Thermocouple structure A thermocouple structure capable of measurement of a high temperature with a high accuracy is constituted of a protective pipe made of a heat-resistant ceramic; a pair of wires differing in kind and extending in the protective pipe from one end thereof to... | 12/09/1997 |
| 5682740 | Diesel particulate filter apparatus In a diesel particulate filter apparatus, the surface of the fiber of a ceramic fiber material 5 such as a silicon carbide fiber material is covered with a coating layer made up of a Ba2 In2 O5, Ba3 Y4 | 11/04/1997 |
| 5655366 | Diesel particulate filter There is disclosed a diesel particulate filter for filtering exhaust gasses of a diesel engine while collecting particulates and burning them by electric heat. The diesel particulate filter includes at least one filter body disposed in a filter case with ... | 08/12/1997 |
| 5651250 | Diesel particulate filter apparatus In this DPF apparatus, the filters have large trapping areas and three-dimensionally and efficiently trap particulates contained in the exhaust gas thereby cleaning the gas and reducing the size of the apparatus. The DPF apparatus has the main filter inst... | 07/29/1997 |
| 5643842 | Low-friction ceramics The present invention provides a low-friction ceramic having a lowered coefficient of friction and an enhanced strength. The ceramic comprises as the matrix phase a nonoxide ceramic containing silicon, such as Si3 N4 or SiC and an ir... | 07/01/1997 |
| 5620490 | Diesel particulate filter apparatus This diesel particulate filter apparatus comprises a main filter, a sub-filter provided in a central portion of the main filter, and a bypass cylinder interposed between the main filter and sub-filter. A filter body constituting the main filter is made of... | 04/15/1997 |
| 5611831 | Diesel particulate filter apparatus A diesel particulate filter apparatus comprises filter structures bent in a wavy profile, formed in a tubular form, and comprising ceramic fiber laminate materials formed by randomly laminating a ceramic fiber and wire nets laminated on the ceramic fiber ... | 03/18/1997 |
| 5611832 | Diesel particulate filter apparatus According to the present invention, a filter body for collecting particulates is constituted of a fiber laminate material produced by laminating a fiber material comprising a core material in the form of a fiber, and a covering layer of a material differe... | 03/18/1997 |
| 5603298 | High compression ratio internal-combustion engine The present invention relates to a high compression ratio internal-combustion engine including a control valve which opens and closes a connection hole, between a pre-chamber and a main chamber, which pre-burns fuel and main chamber. The engine controls t... | 02/18/1997 |
