| Patents for G01H 17 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the other groups of this subclass (3,373) |
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| 06/07/2005 | US6902025 Accident sensor |
| 05/31/2005 | US6898975 Synchronous averaging of epicyclic sun gear vibration |
| 05/26/2005 | US20050114081 Inspection method, inspection apparatus, and facility diagnosis unit |
| 05/26/2005 | US20050114044 Impulse monitoring system: apparatus and method |
| 05/18/2005 | CN1202408C Process for identifying non-stable ascoustical source characteristic by principal component analyzing technique |
| 05/18/2005 | CN1202407C Method for identifying non-stable acoustic source characteristics by bias coherent technology |
| 05/12/2005 | US20050098681 System and method for controlling the acoustic signature of a device |
| 05/11/2005 | CN2699264Y Sound detecting transducer |
| 05/11/2005 | CN2699263Y Closed-loop type three-parameter vibration measurement device |
| 04/27/2005 | CN1609631A Method for testing and identifying underwater sound noise based on small wave area |
| 04/27/2005 | CN1199035C Method and instrument for determining earthquake damage extent of building |
| 04/20/2005 | CN2694241Y Compressor noise auscultator |
| 04/19/2005 | US6882945 Method, apparatus, and program for estimating noise generation for a synchronous belt |
| 04/14/2005 | US20050076860 Cylinder block for internal combustion engine |
| 04/14/2005 | DE102004030567A1 Klopferfassungsgerät für eine Brennkraftmaschine Knock detection apparatus for an internal combustion engine |
| 04/13/2005 | EP1523221A2 System and method for audio system configuration |
| 04/13/2005 | EP1522705A2 Cylinder block for internal combustion engine |
| 04/13/2005 | CN1605735A Cylinder block for internal combustion engine |
| 04/06/2005 | CN1195972C Method and devices for monitoring environment noise using mobile phones |
| 03/30/2005 | CN1601250A Inspection method and apparatus and device diagnosis device |
| 03/30/2005 | CN1195207C Output measuring system for medical ultrasonic equipment |
| 03/23/2005 | EP1517139A2 Nondestructive inspection method and apparatus |
| 03/23/2005 | CN2687635Y Shock rhythm frequency detecting device |
| 03/23/2005 | CN1598501A Low-noise air supply system for nois detecting of blower cooled engine |
| 03/22/2005 | US6868714 Vibration sensor for fixing directly or indirectly to a vibrating component |
| 03/10/2005 | WO2005022095A1 Sound/vibration analysis device and sound/vibration analysis method, and program for sound/vibration analysis and computer-readable recording medium on which program for sound/vibration is recorded |
| 03/03/2005 | WO2005019984A2 Superresolution ultrasound |
| 03/03/2005 | US20050049835 Device and method for the early recognition and prediction of unit damage |
| 03/02/2005 | EP1510805A1 Method and apparatus for diagnosing residual life of rolling element bearing |
| 02/23/2005 | CN1584519A Dynamic measuring system with four sensors for acoustic field spacial distribution of acho signals of bat |
| 02/22/2005 | US6859143 Method, computer program, control apparatus and arrangement for detecting the touch contact of an operator-controlled element as well as the operator-controlled element |
| 02/22/2005 | US6857416 Knocking detecting device for automobile |
| 01/27/2005 | US20050021267 Method and device for detecting a pulse-type mechanical effect on a system part |
| 01/26/2005 | EP1501334A1 Transmission characteristic measuring device, transmission characteristic measuring method, and amplifier |
| 01/06/2005 | US20050000272 Knock detecting apparatus for internal combustion engine |
| 12/29/2004 | CN1558192A Establishment method of simple testing scheme for products noise equivalent to national standard requirements |
| 12/29/2004 | CN1558191A Knocking frequency detecting device |
| 12/23/2004 | US20040260453 Method and device for blanking out interference noise during knock recording in an internal combustion engine |
| 12/22/2004 | EP0995260B1 Rotating electric motor system capable of vibrating and method for operating a rotating electric motor capable of vibrating |
| 12/22/2004 | CN2665681Y Tuning fork frequency determinator |
| 12/22/2004 | CN1181321C 便携式智能测振仪 Portable Intelligent vibrometer |
| 12/22/2004 | CN1181320C Multiple-parameter vibration measuring pen |
| 12/07/2004 | CA2350523C Method for detecting damage in railway traffic |
| 12/01/2004 | CN2660539Y Information remote-detector for household windmill generator |
| 12/01/2004 | CN1550768A Bearing shock detecting device and method ,and radial bearing for detecting shock using same |
| 11/24/2004 | EP1478908A1 Acoustic sensor for monitoring machining processes in machining tools |
| 11/18/2004 | DE10317502A1 Evaluation method e.g. for analysis of sounds signals, evaluating sound signal, through band pass filter with sound signal is in frequency range of first band-pass filter |
| 11/17/2004 | EP1476733A1 Method and device for detection of a pulsed mechanical effect on a plant component |
| 11/04/2004 | WO2004025232A3 Method and device for detecting oscillations of the shafting of an electric machine |
| 11/04/2004 | US20040220710 Vibration measurement and recording system and method |
| 11/04/2004 | US20040220709 Accelerometer configuration |
| 11/03/2004 | EP1473555A2 Engine vibration monitoring using accelerometers |
| 11/03/2004 | EP1473551A2 Vibration measurement and recording system and method |
| 11/03/2004 | CN1542423A Accelerometer configuration |
| 11/03/2004 | CN1542422A Vibration measurement and recording system and method |
| 10/21/2004 | DE102004009345A1 Brennkraftmaschinenklopfsensor und Anordnung für dessen Montage Engine knock sensor and arrangement for its assembly |
| 10/14/2004 | WO2004088454A2 Waveform classification and characterization using multidimensional higher-order statistics |
| 10/14/2004 | US20040204814 Apparatus for detecting knocking of internal combustion |
| 10/14/2004 | US20040200283 Synchronous averaging of epicyclic sun gear vibration |
| 10/14/2004 | CA2520418A1 System and method for waveform classification and characterization using multidimensional higher-order statistics |
| 10/07/2004 | US20040199348 Vibration analysis for predictive maintenance in machinery |
| 10/07/2004 | US20040194536 Knocking detecting device for automobile |
| 10/06/2004 | CN1534281A Knocking sensor mounting structure for IC engine and knocking sensor for IC engine |
| 09/30/2004 | US20040189525 System and method for cumulant-based geolocation of cooperative and non-cooperative RF transmitters |
| 09/30/2004 | US20040187559 Engine knock sensor and structure for mounting the same |
| 09/29/2004 | CN1168957C Method for starting protective mechanism fast rotation of rotary machines |
| 09/21/2004 | US6792811 Method and system for measuring vibration of an object |
| 09/07/2004 | US6786078 Vibration pickup comprising a clamping sleeve |
| 09/02/2004 | US20040170282 Sound simulator and sound simulating method |
| 08/26/2004 | WO2004072658A2 Apparatus for making high-sensitivity measurements of various parameters, and sensors particularly useful in such apparatus |
| 08/24/2004 | US6779400 Method and apparatus for determining the unbalance of a rotating body |
| 08/11/2004 | EP1444494A1 Method and device for blanking out interference noise during knock recording in an internal combustion engine |
| 08/11/2004 | EP1444491A2 Vibration monitoring system for gas turbine engines |
| 08/05/2004 | WO2004065927A1 Synchronous averaging of epicyclic sun gear vibration |
| 08/04/2004 | CN2630548Y Valve bush movable hydraulic valve pressure distribution and noise measuring apparatus |
| 07/29/2004 | US20040144587 Accident sensor |
| 07/21/2004 | CN1158642C Method and system for detecting and generating transient conditions in auditory signals |
| 07/20/2004 | US6766025 Intelligent speaker training using microphone feedback and pre-loaded templates |
| 07/14/2004 | EP1437587A1 Sound simulator and sound simulating method |
| 07/08/2004 | DE19806240B4 Verfahren und Vorrichtung zur flächenhaften Schwingungsanalyse Method and device for the areal vibration analysis |
| 07/08/2004 | DE19730878B4 Anordnung zur objektiven Beurteilung des Funktionszustandes des menschlichen Hörorgans Arrangement for the objective assessment of the functional state of the human auditory system |
| 07/07/2004 | CN2624217Y Optical geophone |
| 07/07/2004 | CN1510405A Ocean environmental noise measuring systems |
| 06/30/2004 | CN1508522A Fluid vibration noise detecting system |
| 06/24/2004 | WO2004054316A1 Resonance frequency sensing method, resonance frequency selecting method, and resonance frequency sensor |
| 06/15/2004 | US6750798 Apparatus for processing knock sensor signal |
| 06/02/2004 | EP1423827A2 Device and method for the early recognition and prediction of unit damage |
| 05/26/2004 | CN1499453A Clustering type underground electric pickup alarm system |
| 05/25/2004 | US6741936 Three-dimensional sound intensity prediction system |
| 05/25/2004 | US6739182 Vibration pickup and an insulating disk for a vibration pickup |
| 05/18/2004 | US6736002 Noise testing system with temperature responsive sensitivity |
| 05/06/2004 | EP1007916B1 Signal processing system for sensing a periodic signal in noise |
| 04/27/2004 | US6727812 Method and device for error detection and diagnosis in a knock sensor |
| 04/13/2004 | CA2060261C System and method for monitoring synchronous blade vibration |
| 04/08/2004 | WO2004029563A1 Monitoring and diagnosting a technical installation using purely mechanically activated signalling means |
| 04/07/2004 | EP1405047A1 Vibration analysis for predictive maintenance in machinery |
| 04/07/2004 | CN1487273A 便携式智能测振仪 Portable Intelligent vibrometer |
| 04/07/2004 | CN1487272A Multiple-parameter vibration measuring pen |
| 04/06/2004 | CA2374748C Condition based monitoring of bearing by vibrational analysis |
| 03/25/2004 | WO2004025232A2 Method and device for detecting oscillations of the shafting of an electric machine |