| Patents for G01M 15 - Testing of engines (13,067) |
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| 02/26/2004 | DE10236847A1 Verfahren zur Bestimmung des Massenträgheitsmomentes eines elektromotorischen Antriebssystems Method for determining the mass moment of inertia of an electric motor drive system |
| 02/25/2004 | CN1478195A System for evaluating abnormal sound, sound recorder and apparatus for evaluating abnormal sound |
| 02/24/2004 | US6697759 Method of determining speed of rotation of a motor and a computer software product to carry out the method |
| 02/19/2004 | WO2002099852A3 Novel piezoelectric transducer assemblies and methods for their use |
| 02/19/2004 | DE10036395B4 Verfahren zur Fernbedienung einer Anlage über ein Netzwerk zur Datenübertragung A method for remote control of an investment over a network for data transmission |
| 02/18/2004 | CN1476512A Method for supplying IC engine with conditioned combustion gas, device for carrying out said method, method for metermining quantities of pollutants in exhaust gases of IC engine and device |
| 02/18/2004 | CN1138976C Process for detecting misfire in IC engine and system for carrying out said process |
| 02/17/2004 | US6693367 Single-hand held diagnostic display unit |
| 02/17/2004 | US6691555 Firing state discrimination system for internal combustion engines |
| 02/12/2004 | WO2003054501A3 Method for the detection of performance and performance test stand for a test piece |
| 02/12/2004 | DE19928558B4 Verfahren zur Diagnose eines Kraftfahrzeuges in Verbindung mit einer Informationsausgabe für den Fahrer A method of diagnosing an automotive vehicle in connection with an information output for the driver, |
| 02/12/2004 | DE10235035A1 Motor vehicle production line testing in which at least one external requirement is transferred to the motor vehicle control unit to enable its use in determining if one or more threshold value requirements are met |
| 02/12/2004 | DE10233362A1 Vorrichtung zur Bestimmung der Abgasrückführungsrate einer Brennkraftmaschine Apparatus for determining the exhaust gas recirculation rate of an internal combustion engine |
| 02/11/2004 | EP1388732A1 Method for determining the moment of inertia of an electromotive drive system |
| 02/10/2004 | US6691023 Diagnostic system for engine |
| 02/10/2004 | US6688163 Diagnostic system for engine |
| 02/04/2004 | EP1387067A2 automatic compliance device, automatic compliance method, automobile, and storage medium |
| 02/04/2004 | EP1386133A2 Integrated diagnostic system |
| 02/04/2004 | EP1386130A1 Arrangement and method to measure cylinder pressure in a combustion engine |
| 02/04/2004 | CN1137378C Process for detecting cyclical fluctuations in combustion in IC engine |
| 02/03/2004 | US6687596 Diagnostic method and system for turbine engines |
| 02/03/2004 | US6684719 Method and apparatus for mixing gases |
| 02/03/2004 | US6684690 Method for monitoring slide bearings of a crank mechanism of a piston engine with at least one cylinder |
| 02/03/2004 | US6684629 Method for checking the conversion capacity of a catalytic element for converting ozone |
| 01/29/2004 | WO2004009981A2 Device for determining the exhaust gas recirculation rate of an internal combustion engine |
| 01/29/2004 | WO2003089996A3 Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same |
| 01/29/2004 | DE19955619B4 Vorrichtung zur Überwachung der Verbrennung in Verbrennungsmotoren Device for monitoring the combustion in internal combustion engines |
| 01/29/2004 | DE10310367A1 Zylinderidentifikationssystem für einen Verbrennungsmotor Cylinder identification system for an internal combustion engine |
| 01/28/2004 | EP1384056A1 Electronic flight kit and method |
| 01/27/2004 | US6684168 Body displacement and vibration analysis method |
| 01/27/2004 | US6684154 Failure determination apparatus and method and engine control unit for determining a failure of a temperature sensor |
| 01/22/2004 | US20040015278 Method and system for vehicle emissions testing through on-board diagnostics unit inspection |
| 01/22/2004 | US20040015251 System for evaluating abnormal sound, sound recorder and apparatus for evaluating abnormal sound |
| 01/22/2004 | US20040011135 Vibration pickup comprising a clamping sleeve |
| 01/21/2004 | EP1382956A2 Procedure for simulating the driving performance of vehicles |
| 01/21/2004 | EP1382955A2 Procedure and device for simulating the driving performance of vehicles |
| 01/20/2004 | US6679238 Exhaust gas temperature determination and oxygen sensor heater control |
| 01/20/2004 | US6679108 Method for synchronizing a pulsetrain with engine cycle |
| 01/15/2004 | US20040007054 Cylinder identifying system for internal combustion engine |
| 01/15/2004 | DE20315466U1 Crankcase over pressure rapid engine tester has pressure sensor with adaptor set for filler cap or vent and dial or bar display reading including electronic comparison with database |
| 01/14/2004 | EP1076764B1 Method for automatically generating smoothed characteristic diagrams for an electronic engine control of an internal combustion piston engine |
| 01/13/2004 | US6678591 Server for remote vehicle troubleshooting and the like |
| 01/13/2004 | US6675639 Apparatus and method to detect cylinder faults of internal combustion engines via exhaust temperature monitoring |
| 01/08/2004 | WO2004003503A1 A method and computer program for identifying a fault in an engine |
| 01/08/2004 | US20040003651 Misfire detection using acoustic sensors |
| 01/08/2004 | DE10245297B3 Vorrichtung zur Messung von Gasinhaltsstoffen Apparatus for measuring gas ingredients |
| 01/08/2004 | DE10227528A1 Laufunruhe- und Zündaussetzererkennung bei einer Brennkraftmaschine Laufunruhe- and Misfire Detection in an internal combustion engine |
| 01/08/2004 | DE10225884A1 Prüfvorrichtung, insbesondere Motorprüfvorrichtung Tester, particularly Motorprüfvorrichtung |
| 01/07/2004 | EP1377806A1 Proximity sensor system having proximity sensor with bipolar signal output |
| 01/06/2004 | US6672874 Electrical connection structure in a motor vehicle |
| 01/06/2004 | CA2104145C Single sensor misfire detection apparatus and method for an internal combustion engine |
| 01/06/2004 | CA2104144C Dual sensor misfire detection apparatus and method for an internal combustion engine |
| 01/01/2004 | US20040002810 Malfunction diagnosis system for engine |
| 01/01/2004 | US20040000190 Apparatus for identification of cylinders in an internal combustion engine |
| 12/30/2003 | US6668630 Device for monitoring the combustion process in internal combustion engines |
| 12/25/2003 | US20030236609 System and process for detection of weak or non-functioning cylinders in engines |
| 12/24/2003 | WO2003031687B1 Corrosion-proof pressure transducer |
| 12/23/2003 | US6668234 Method and apparatus for calculating the amplitude of a complex waveform associated with a rotating machine shaft after removing the running speed frequency |
| 12/23/2003 | US6668220 Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same |
| 12/23/2003 | US6666072 Evaporative emission control system and method for detecting leaks therein |
| 12/23/2003 | US6666069 Method and device for analyzing a signal from an ion current sensor in an internal combustion engine |
| 12/18/2003 | WO2003105250A2 Diagnostic system for identifying fuel injector failure in a fuel cell system |
| 12/18/2003 | WO2003104796A1 Portable vehicle exhaust analyzer module |
| 12/18/2003 | DE29924583U1 Device for monitoring combustion to detect knocking in internal combustion engine |
| 12/18/2003 | DE10225886C1 Engine test stand has coupling device with relatively adjustable parts for providing releasable connection between test stand drive device and tested engine |
| 12/16/2003 | US6662637 Engine testing apparatus and map preparing method for an engine testing apparatus/vehicle testing apparatus |
| 12/11/2003 | US20030226399 Diagnostic system for identifying fuel injector failure in a fuel cell system |
| 12/11/2003 | US20030226398 Methods and apparatus for estimating the temperature of an exhaust gas recirculation valve coil |
| 12/09/2003 | US6662091 Diagnostics/prognostics using wireless links |
| 12/09/2003 | US6659712 Apparatus and method for detecting a damaged rotary machine aerofoil |
| 12/04/2003 | WO2003056284A3 Vibration monitoring system for gas turbine engines |
| 12/04/2003 | US20030225532 Exhaust opacity measuring device |
| 12/04/2003 | US20030225504 Apparatus and method for detecting misfire in internal combustion engine |
| 12/04/2003 | DE20312431U1 Exhaust emissions detector and display system for road vehicle, has emissions sensor in exhaust pipe and externally mounted green, orange and red LED's connected to sensor |
| 12/03/2003 | EP1367378A2 Apparatus and method for detecting misfire in internal combustion engine |
| 12/03/2003 | CN2589958Y Engine throttle test actuator |
| 12/02/2003 | US6658346 Misfire detection apparatus for internal combustion engine |
| 11/27/2003 | WO2002090918A3 Integrated diagnostic system |
| 11/27/2003 | US20030217593 Apparatus and method for preventing inlet vortex |
| 11/27/2003 | US20030217587 Misfire detection apparatus for internal combustion engine |
| 11/25/2003 | US6651491 Failure diagnostic system of evaporated fuel processing system |
| 11/25/2003 | US6651490 Process for detecting a misfire in an internal combustion engine and system for carrying out said process |
| 11/19/2003 | EP1363118A2 Engine cylinder power measuring and balance method |
| 11/19/2003 | CN2586963Y Durability performance testing table for rotary disc type thermoregulator |
| 11/18/2003 | US6649924 Optoelectronic measuring device |
| 11/18/2003 | US6647768 Intake negative pressure detection apparatus for multi-cylinder internal combustion engine |
| 11/11/2003 | US6644097 Method and apparatus for inferring fuel mixture |
| 11/06/2003 | WO2003031687A3 Corrosion-proof pressure transducer |
| 11/06/2003 | US20030205096 Method and apparatus for mixing gases |
| 11/05/2003 | EP1358927A1 method and apparatus for mixing gases |
| 11/05/2003 | EP1358400A1 System and method for improved exhaust pressure sensing of an internal combustion engine |
| 11/05/2003 | EP0914596B1 Method and system for determining air/fuel ratio of an engine's combustion process from its exhaust emissions |
| 11/05/2003 | CN2585214Y Box equipment of engine testing stage |
| 11/04/2003 | US6640619 Automobile engine misfire detecting method |
| 10/30/2003 | WO2003089996A2 Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same |
| 10/30/2003 | US20030200789 Misfire detection apparatus for internal combustion engine |
| 10/23/2003 | US20030200023 Misfire detection apparatus of internal combustion engine |
| 10/23/2003 | US20030200014 Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same |
| 10/23/2003 | US20030197511 Misfire detection apparatus of internal combustion engine |
| 10/23/2003 | US20030196633 Engine cylinder power measuring and balance method |