| Patents for G01L 23 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid (3,845) |
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| 04/13/2006 | DE102005035143A1 Klopfsensor Knock Sensor |
| 04/12/2006 | EP1344037B1 Vibration pickup and an insulating disk for a vibration pickup |
| 04/06/2006 | WO2006034928A1 Combustion chamber piezoelectric pressure sensor provided with a pressure-transmitting pin |
| 04/06/2006 | DE102004047959A1 Verfahren und Vorrichtung zur Bestimmung des Drucks in Rohren Method and apparatus for determining the pressure in tubes |
| 04/06/2006 | DE102004047143A1 Piezoelektrischer Brennraum-Drucksensor mit einem Druckübertragungsstift Piezoelectric combustion chamber pressure sensor with a pressure-transmitting pin |
| 04/06/2006 | DE102004036502A1 Device for recognizing knocking noise comprises a first sensor for receiving a first signal and transferring to an evaluation unit and a second sensor arranged spatially displaced to the first sensor for receiving a second signal |
| 04/05/2006 | CN1755340A Knock sensor |
| 04/05/2006 | CN1249416C Semiconductor pressure sensor |
| 04/04/2006 | US7024067 Communication system with a signal conduction matrix and surface signal router |
| 04/04/2006 | US7021154 Force sensing element |
| 04/04/2006 | US7021128 Misfire detection using acoustic sensors |
| 03/30/2006 | US20060065042 Knock sensor |
| 03/30/2006 | DE102004044138A1 Nadelförmiger Kraftsensor Needle-shaped force sensor |
| 03/29/2006 | CN1752727A Non-resonant impacting sensor |
| 03/29/2006 | CN1247974C Pressure detector having elongate housing containing pressure-sensitive element therein |
| 03/28/2006 | US7017415 Apparatus for sensing pressure fluctuations in a hostile environment |
| 03/23/2006 | US20060064231 Method and apparatus for detemining the rotational speed of turbochargers |
| 03/23/2006 | DE19712797B4 Störungsdiagnosewächter für einen Drucksensor Fault diagnosis guard for a pressure sensor |
| 03/22/2006 | CN1749722A Measuring test table for turbocharger friction power |
| 03/16/2006 | WO2006027285A1 Method for correcting a measured cylinder pressure of an internal combustion engine |
| 03/16/2006 | WO2006027280A1 Device for detecting the pressure prevailing in a combustion chamber of an internal combustion engine |
| 03/16/2006 | DE102004043874A1 Vorrichtung zur Erfassung des Drucks in einem Brennraum einer Verbrennungskraftmaschine A device for detecting the pressure in a combustion chamber of an internal combustion engine |
| 03/09/2006 | WO2005103466A3 Internal combustion engine knock determination device and ignition control system including the same |
| 03/08/2006 | EP1632669A1 Combustion pressure data-collecting system for multi-cylinder engine |
| 03/08/2006 | CN1244798C Device for error recognition in digital signal processing unit |
| 03/07/2006 | US7010419 Signal processor |
| 03/07/2006 | US7010418 Method and device for blanking out interference noise during knock recording in an internal combustion engine |
| 03/07/2006 | US7007547 Optical sensor or emitter used for monitoring combustion processes |
| 03/07/2006 | US7007544 Knock sensor |
| 03/02/2006 | US20060042355 Method and system of estimating MBT timing using in-cylinder ionization signal |
| 02/28/2006 | US7004472 Cylinder head gasket |
| 02/28/2006 | US7004009 Knocking sensor for internal combustion engine and manufacturing method of the same |
| 02/22/2006 | EP1135756B1 Rate of rise detector for use with explosion detection and suppression equipment |
| 02/16/2006 | US20060032291 Combustion-pressure-data acquisition system of multi-cylinder engine |
| 02/14/2006 | US6997059 Pressure sensor |
| 02/14/2006 | US6997034 Method and apparatus for inspecting knocking detector |
| 02/09/2006 | US20060027013 Combustion pressure detecting apparatus |
| 02/09/2006 | DE102004032829A1 Klopfsensoranordnung Knock sensor arrangement |
| 02/08/2006 | EP1624249A2 Glow plug with combustion pressure detection |
| 02/08/2006 | EP1624170A2 Method and apparatus for monitoring calibration of an in cylinder pressure data acquisition chain |
| 02/08/2006 | EP1623200A1 Method for determining the energy of a knock signal for an internal combustion engine |
| 02/08/2006 | CN1731116A Combustion pressure detecting apparatus |
| 02/07/2006 | US6994073 Method and apparatus for detecting ionization signal in diesel and dual mode engines with plasma discharge system |
| 02/07/2006 | US6993976 Pressure measuring device |
| 02/07/2006 | US6993960 Method and apparatus for detecting combustion instability in continuous combustion systems |
| 02/02/2006 | US20060021422 Knocking determining apparatus of internal combustion engine |
| 01/26/2006 | US20060017231 Cylinder head gasket with data transmitter |
| 01/25/2006 | EP1618363A2 Method and apparatus for detecting combustion instability in continuous combustion systems |
| 01/24/2006 | US6988483 Control apparatus for an internal combustion engine |
| 01/19/2006 | US20060011169 Control apparatus for an internal combustion engine |
| 01/18/2006 | EP0988630A4 Air data measurement system with circuit for linearizing pressure transducer output |
| 01/18/2006 | CN2752741Y Vehicle brake detection display device |
| 01/17/2006 | US6986277 Engine knock sensor and structure for mounting the same |
| 01/12/2006 | WO2006004419A1 Dynamic pressure sensor with optical fiber and interferometer |
| 01/12/2006 | US20060005628 Gasket having a fiber-optic pressure sensor assembly |
| 01/05/2006 | US20060000264 Method and system for determining combustion misfire of an internal combustion engine |
| 01/05/2006 | US20060000260 Method and apparatus for detecting combustion instability in continuous combustion systems |
| 01/03/2006 | US6981487 Knocking determination apparatus for internal combustion engine |
| 01/03/2006 | US6981406 Fiber optic cylinder pressure measurement system for a combustion engine |
| 12/29/2005 | DE102004053091A1 Klopfsensor für Verbrennungsmotor und dessen Herstellungsverfahren Knock sensor for combustion engine and its manufacturing method |
| 12/28/2005 | EP1609971A1 Throttle body |
| 12/28/2005 | EP1280987B1 Scanning method for pressure sensors used in the pressure-based detection of filling levels |
| 12/27/2005 | US6979801 Glow plug with built-in combustion pressure sensor and manufacturing method thereof |
| 12/27/2005 | US6978680 Dynamic pressure probe holder and method of obtaining a dynamic pressure signal |
| 12/22/2005 | DE102005009747A1 Signalprozessor Signal processor |
| 12/22/2005 | DE102004024341B3 Druckmessglühkerze Pressure-measuring |
| 12/22/2005 | DE10100957B4 Drucksensor, der an einer zu einem Einspritzventil führenden Einspritzleitung einer direkteinspritzenden Brennkraftmaschine angeordnet ist Pressure sensor that is disposed at a leading to an injection valve of an injection pipe direct injection internal combustion engine |
| 12/20/2005 | US6976395 Optical device for measuring pressure or force |
| 12/18/2005 | CA2510422A1 Cylinder head gasket with sensor |
| 12/15/2005 | US20050274189 Pressure-detecting device and method of manufacturing the same |
| 12/15/2005 | DE19622651B4 Zylinderdruck-Erfassungsvorrichtung Cylinder pressure detection device |
| 12/15/2005 | DE102004025968A1 Verkokungsschutz für eine Glühstiftkerze mit einem Glaskanal zur Druckmessung Coking for a glow plug with a glass channel for pressure measurement |
| 12/15/2005 | DE102004024570A1 Vorrichtung zur Klopfgeräuscherkennung für einen Verbrennungsmotor Device for knocking detection for an internal combustion engine |
| 12/14/2005 | EP1303691B1 Method and device for error detection and diagnosis in a knock sensor |
| 12/14/2005 | CN1231663C Cylinder head sealing washer |
| 12/08/2005 | WO2005116528A1 Coking protection for a pencil-type glow plug with a gas channel for pressure measurement |
| 12/08/2005 | WO2005116429A1 Throttle system and sensor unit |
| 12/08/2005 | DE102005022087A1 Druckerfassungsvorrichtung The pressure sensing device |
| 12/08/2005 | DE102005020120A1 Steuerungsvorrichtung für einen Verbrennungsmotor A control apparatus for an internal combustion engine |
| 12/08/2005 | DE102004051319A1 Einrichtung zum Steuern der Zündzeiteinstellung für Verbrennungsmotoren Means for controlling the ignition timing of internal combustion engines |
| 12/07/2005 | EP1046026B1 Method and arrangement for evaluating combustion processes in an internal combustion engine |
| 12/01/2005 | WO2005113969A1 Device and method for determining trouble of cylinder pressure sensor |
| 12/01/2005 | US20050262925 Knocking sensor for internal combustion engine and manufacturing method of the same |
| 11/30/2005 | EP1600617A2 Method and apparatus for detecting abnormal combustion conditions in reciprocating engines having high exhaust gas recirculation |
| 11/30/2005 | CN1702440A Knocking sensor for internal combustion engine and manufacturing method of the same |
| 11/30/2005 | CN1702310A Signal processor |
| 11/24/2005 | US20050261821 Signal processor |
| 11/24/2005 | DE102004054763A1 Klopfsensor Knock Sensor |
| 11/23/2005 | EP1598652A2 Device for detecting knocking noise in a combustion engine |
| 11/23/2005 | EP1598651A2 Glow plug with pressure sensor |
| 11/23/2005 | EP1597470A1 Signal processing device and control unit for co-operating with a signal processing device |
| 11/23/2005 | CN1699945A Pressure detecting apparatus |
| 11/22/2005 | US6966217 Automotive cylinder pressure sensors |
| 11/17/2005 | US20050252488 Control device for internal combustion engine |
| 11/17/2005 | US20050252299 Pressure detecting apparatus |
| 11/17/2005 | US20050252297 Pressure gauge glow plug |
| 11/17/2005 | US20050252276 Knock sensor for an internal combustion engine |
| 11/16/2005 | CN1696497A Control device for internal combustion engine |
| 11/16/2005 | CN1696496A Device for controlling the ignition timing for internal combustion engines |
| 11/10/2005 | US20050251369 Decoding an alternator output signal |