| Patents for G01M 15 - Testing of engines (13,067) |
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| 08/04/2005 | DE10331643B4 Vorrichtung und Verfahren zur Detektion von in Verbrennungskraftmaschinenabgasen enthaltenen Partikeln Apparatus and method for detecting contained in internal combustion engines exhaust particles |
| 08/04/2005 | DE102004044705A1 Verfahren und System für das Beurteilen von Verbrennungsgeräusch bei einer Brennkraftmaschine A method and system for judging of combustion noise in an internal combustion engine |
| 08/03/2005 | CN2715143Y Smoke detector for underground diesel vehicle under loaded and speed-down operating mode |
| 08/03/2005 | CN2715142Y Smoke detector for heavy-duty diesel vehicle under loaded and speed-down operating mode |
| 08/03/2005 | CN2715141Y Smoke detector for light-duty diesel vehicle under loaded and speed-down operating mode |
| 08/03/2005 | CN2715140Y Smoke detector for medium-size diesel vehicle under loaded and speed-down operating mode |
| 08/02/2005 | US6925374 Misfire detection apparatus of internal combustion engine |
| 08/02/2005 | US6923155 Engine cylinder power measuring and balance method |
| 08/02/2005 | US6923046 Arrangement and method to measure cylinder pressure in a combustion engine |
| 08/02/2005 | CA2495619A1 Stamped crankshaft seal retainer plate and molded encoder sensor support feature |
| 07/28/2005 | WO2005068807A2 Fluid test machine, methods and systems |
| 07/28/2005 | DE10392753T5 Diagnosesystem zur Bestimmung eines Ausfalls einer Brennstoffeinspritzeinrichtung in einem Brennstoffzellensystem Diagnostic system for determining a failure of a fuel injector in a fuel cell system |
| 07/28/2005 | DE102004050817A1 Phasenmittelung bei hohen Drehgeschwindigkeiten Phase averaging at high rotational speeds |
| 07/27/2005 | EP1181446B1 Method and arrangement for sensor diagnosis |
| 07/27/2005 | CN2713437Y Air valve detector |
| 07/27/2005 | CN2713431Y Piston skirt detector |
| 07/26/2005 | US6920783 Automotive ignition monitoring system with misfire and fouled plug detection |
| 07/21/2005 | WO2005066603A1 Engine transition test instrument and method |
| 07/21/2005 | WO2005066602A1 Engine transition test instrument and method |
| 07/21/2005 | DE10360143A1 Testing method for the density of a motor vehicle unit with a cavity places the vehicle in a test position with an attachment contact between the unit and a test device for running a test program |
| 07/20/2005 | EP1554557A1 Test device for internal combustion engine |
| 07/20/2005 | CN1641334A Full-tim e four-wheel drived vehicle exhaust emission detecting method and apparatus |
| 07/20/2005 | CN1641333A Modular combined system for detecting vehicle smoke emission |
| 07/19/2005 | US6918288 Method for engine misfire detection in multi-cylinder internal combustion engines with multi-cylinder spark ignition |
| 07/19/2005 | US6918287 Method and apparatus for measuring the acceleration of an engine |
| 07/14/2005 | US20050150282 Digital compression gauge |
| 07/14/2005 | DE10356133A1 Diesel engine combustion engine combustion initiation time measurement procedure uses acceleration value from differentiated crank shaft angular velocity meaurement |
| 07/13/2005 | CN2709968Y Wireless alarm device for motor breakdown |
| 07/13/2005 | CN2709967Y Automobile supercharger and oil pump pressure measuring instrument |
| 07/12/2005 | US6917875 Method and apparatus for processing and display of diesel injection waveform |
| 07/12/2005 | US6915780 Combustion pressure data collection system for multi-cylinder engine |
| 07/07/2005 | US20050145233 Method for detecting misfires of an internal combustion engine and device for carrying out the method |
| 07/07/2005 | US20050145022 Device for determining the exhaust gas recirculation rate of an internal combustion engine |
| 07/07/2005 | DE10357611A1 Measurement of particles in engine exhaust gases comprises using heated oscillator, with heating unit mounted directly on oscillator component |
| 07/05/2005 | US6915203 Apparatus and method for diagnosis of vehicular system |
| 07/05/2005 | US6912895 Coolant flow monitoring system for an engine cooling system |
| 06/30/2005 | DE10351698A1 Meßverfahren zur Bestimmung der Geräuschemission eines Elektromotors und Meßvorrichtung Measurement method for the determination of the noise emission of an electric motor and measuring |
| 06/29/2005 | EP1548285A2 Method and apparatus for detecting compressor stall precursors |
| 06/29/2005 | EP1071937B1 System and method for configuring and/or parameterising a diagnostic device |
| 06/29/2005 | CN1633590A Method for determining the power of a test specimen, testing device and power test bench for the test specimen |
| 06/29/2005 | CN1633585A Novel piezoelectric transducer assemblies and methods for their use |
| 06/28/2005 | US6910370 Apparatus and method for preventing inlet vortex |
| 06/28/2005 | US6910369 Apparatus for detecting compression top dead center of an engine |
| 06/23/2005 | WO2005057159A1 Test equipment of engine motoring |
| 06/23/2005 | US20050134281 Device to provide a regulated power supply for in-cylinder ionization detection by using the ignition coil fly back energy and two-stage regulation |
| 06/23/2005 | US20050132712 Method and apparatus for detecting compressor stall precursors |
| 06/23/2005 | DE10355335A1 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine |
| 06/23/2005 | CA2490381A1 Method and apparatus for detecting compressor stall precursors |
| 06/22/2005 | CN1630772A Method for calibration of the cylinder sensors on an internal combustion engine with individual cylinder operation in particular in a motor vehicle |
| 06/21/2005 | US6909948 Accelerometer configuration |
| 06/21/2005 | US6907774 Torsional actuation NVH test method |
| 06/16/2005 | US20050131596 Integrated automated analysis and repair |
| 06/16/2005 | US20050126278 Fluid volume measuring apparatus with bubble in fluid |
| 06/15/2005 | EP1540296A1 Method for fault detection in an internal combustion engine |
| 06/14/2005 | US6907360 Closure measuring system |
| 06/14/2005 | US6907341 Misfire detector |
| 06/14/2005 | US6904792 Abnormality diagnosing apparatus for vehicle |
| 06/09/2005 | WO2005052539A1 Measuring device, preferably a test stand for engines and vehicles for analyzing exhaust gases of a combustion engine |
| 06/09/2005 | US20050125183 Analysis system for analysing the condition of a machine |
| 06/09/2005 | US20050125139 Method for operating an internal combustion engine |
| 06/09/2005 | US20050120786 Misfire detector for internal combustion engines |
| 06/09/2005 | US20050120707 System for controlling noxious emissions in exhaust gases of an internal-combustion engine of a motor vehicle by means of an IR spectrophotometer on board the motor vehicle |
| 06/09/2005 | DE10353031A1 Car component test, adjustment and parameter setting unit is integrated in connector with cable or radio interfaces for multi session operation |
| 06/09/2005 | DE10351053A1 Motor test data transferring method e.g. for quality assurance of combustion engine after assembly, involves installing and attaching combustion engine on engine test stand with set of test commands sent to engine control |
| 06/09/2005 | CA2545450A1 Method and system for torsional wave inspection of heat exchanger tubes |
| 06/08/2005 | EP1538323A2 System for controlling noxious emissions of an internal-combustion engine by means of an IR spectrophotometer |
| 06/08/2005 | EP1537314A1 Method for calibration of the cylinder sensors on an internal combustion engine with individual cylinder operation in particular in a motor vehicle |
| 06/08/2005 | CN1624320A Engine timing signal opsonic module |
| 06/07/2005 | US6904352 Method of estimating engine cooling fan power losses |
| 06/07/2005 | US6903822 Apparatus for and method of measuring fuel density in an engine |
| 06/07/2005 | US6903329 Cooled mounting for light detector |
| 06/07/2005 | US6901815 Engine torque sensor |
| 06/07/2005 | US6901742 Method for detecting the state of a catalytic converter system |
| 06/02/2005 | US20050119818 Method and computer program for identifying a fault in an engine |
| 06/02/2005 | US20050115311 Multiple-layer cylinder head gasket with integral pressure sensor apparatus for measuring pressures within engine cylinders |
| 06/02/2005 | DE19535094B4 Verfahren zur Verbrennungsaussetzererkennung an einem oder mehreren dauernd aussetzenden Zylindern A process for detecting combustion misfires in one or more continuous misfiring cylinders |
| 06/02/2005 | DE10017749B4 System zur Erfassung von Fehlzündungen in Verbrennungsmotoren A system for detecting misfire in internal combustion engines |
| 06/01/2005 | EP1272736A4 Turbine engine foreign object damage detection system |
| 05/31/2005 | US6900893 Optical path structure for open path emissions sensing with particulate matter and lubricating oil consumption absorption methodology |
| 05/25/2005 | DE10349875A1 Internal combustion engine wear status determination unit for engine control compares cam shaft and crankshaft sensor angles |
| 05/25/2005 | DE10312240B4 Bestimmung der Abgastemperatur und Steuerung der Sauerstoffsensorheizung Determining the exhaust gas temperature and controlling the oxygen sensor heater |
| 05/25/2005 | CN1619278A Method for finding the angular acceleration of a drive shaft of an internal combustion engine by means of a gear wheel integral with said drive shaft |
| 05/24/2005 | US6895931 Method of determining the crankshaft position of an internal combustion engine |
| 05/24/2005 | CA2258577C Method of testing assembled internal combustion engine |
| 05/19/2005 | DE19845512B4 Vorrichtung zur Erfassung von Vorgängen im Brennraum einer in Betrieb befindlichen Verbrennungskraftmaschine The device for detecting processes in the combustion chamber of an operating internal combustion engine |
| 05/17/2005 | US6892568 Noise detection system and method |
| 05/12/2005 | WO2005042950A2 Fuel injection system diagnostic system |
| 05/11/2005 | CN2699272Y Exciting equipment for torsional vibration damper performance testing stand |
| 05/11/2005 | CN1614373A Exhausting braking measurement device of diesel engine |
| 05/10/2005 | US6889540 Crank angle detecting device for an internal combustion engine |
| 05/05/2005 | US20050096834 Method for finding the angular acceleration of a drive shaft of an internal combustion engine by means of a gear wheel integral with said drive shaft |
| 05/05/2005 | US20050093549 Multiple test system for use in vehicles |
| 05/05/2005 | US20050092090 Measuring method to determine the noise emission of an electric motor and measuring device |
| 05/04/2005 | EP1528241A2 Estimation of intake gas temperature in internal combustion engine |
| 05/04/2005 | DE19942901B4 Rotationssensor, der zur Detektion eines von außen übertragenen Rotationswinkels mit hoher Genauigkeit in der Lage ist Rotation sensor for detecting a rotation angle transmitted from the outside with high accuracy in a position |
| 05/04/2005 | DE10349700B3 Thermoshock testing method for automobile engine exhaust manifold using simulated cylinder head for supplying exhaust manifold with heated pressurized air |
| 05/04/2005 | DE10020448B4 Verfahren und Vorrichtung zur Optimierung des Betriebs eines Verbrennungsmotors Method and apparatus for optimizing the operation of an internal combustion engine |
| 05/04/2005 | CN2697624Y Penetrating type flame temp sensor |
| 05/03/2005 | US6889133 System and process for detection of weak or non-functioning cylinders in engines |
| 05/03/2005 | US6886396 Method for easily measuring nitrogen oxide concentration of an engine vehicle emission |