Patents for G01H 1 - Measuring vibrations in solids by using direct conduction to the detector (4,000) |
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04/17/1997 | DE19537989A1 Determining and quantifying dynamic sea state influence on power variations of ship drive system |
04/15/1997 | US5621174 Vibration detection device |
04/09/1997 | EP0720728A4 Two-wire constant current powered transducer |
04/08/1997 | US5618993 Ultrasonic detection apparatus and method for detecting acoustic emission |
04/02/1997 | EP0765466A1 Microwave system and method for monitoring turbine blade vibration |
03/25/1997 | US5614674 Method and apparatus for predicting fatigue by introducing a continuous excitation to determine damping factor |
03/20/1997 | WO1997010491A1 Portable, self-contained data collection systems and methods |
03/12/1997 | EP0762453A1 Vibration switch and portable motor-driven device with it |
03/11/1997 | US5610339 Method for collecting machine vibration data |
03/05/1997 | CN2248866Y Protective device for sensor |
03/01/1997 | CA2165003A1 Sensors for vibration detection |
02/27/1997 | WO1997007590A1 Mechanical vibration detector and vibration damping controller |
02/27/1997 | WO1997007521A1 Inertia switch and mounting therefor |
02/19/1997 | EP0758740A2 Vibration monitor and monitoring method |
02/12/1997 | EP0757786A1 Method and apparatus for isolating and identifying periodic doppler signals |
02/12/1997 | CN1142604A Seismosensitive element and method of making the same |
02/11/1997 | US5602761 Machine performance monitoring and fault classification using an exponentially weighted moving average scheme |
02/11/1997 | US5602757 Vibration monitoring system |
02/11/1997 | US5602533 Device for sensing a state change in a mechanical system, method for monitoring the state of a mechanical system and use of said device |
02/11/1997 | US5602337 Abnormal sound detecting apparatus |
02/05/1997 | CN1142047A Method for defining destructive degree of building destructed from earthquake and instrument thereof |
01/21/1997 | US5595117 Method and apparatus for damping bending vibrations of cylinders in a printing press |
12/19/1996 | WO1996041158A1 Method and apparatus for predicting structural integrity by estimating modal damping factor |
12/19/1996 | CA2224151A1 Method and apparatus for predicting structural integrity by estimating modal damping factor |
11/27/1996 | EP0744017A1 Noninvasive method and apparatus for determining resonance information for rotating machinery components and for anticipating component failure from changes therein |
11/27/1996 | CN2241329Y Low frequency vibration speed sensor |
11/26/1996 | US5579238 Instrumented computer keyboard for prevention of injury |
11/26/1996 | US5578756 Method and apparatus for evaluating soundness of block-like structures |
11/21/1996 | WO1996036899A1 Method of forming and reproducing a three-dimensional image and a device for that purpose |
11/21/1996 | WO1996036855A1 Body to be bonded to a machine housing and adhesive connection between an adhesion surface of a body and a corresponding adhesion surface on the outside of a machine housing |
11/07/1996 | WO1996035132A1 Seismometers and the like |
10/30/1996 | EP0740140A2 Vibration evaluation method for rotary body in static field |
10/30/1996 | CN1134546A Method and apparatus for evaluating soundness of block-like structure |
10/10/1996 | DE19542729C1 Oscillation detector having piezoceramic element and seismic mass esp. for knock detection in combustion engine |
10/08/1996 | US5563575 Seismic alarm device for vehicles |
10/03/1996 | WO1996030649A1 Circulating blower, vacuum pump or the like |
10/02/1996 | DE19518409C1 Acoustic fault identification for determining e.g. bearing damage from radially measured air sound signal |
10/02/1996 | DE19511430A1 Umwälzgebläse, Vakuumpumpe oder dergleichen Circulating blower, vacuum pump or the like |
09/26/1996 | WO1996029581A1 Vibration dosimeter worn by an operator |
09/17/1996 | US5557099 Signal device for turbo-engines using an optical probe with an elliptical shaped light beam |
09/04/1996 | CN1032718C Failure diagnosing system for intelligent mechanical ear |
09/03/1996 | US5551881 Method and system for geophysical and geologic modeling |
08/22/1996 | WO1996025727A1 Apparatus and method for simulating a human mastoid |
08/22/1996 | CA2212739A1 Apparatus and method for simulating a human mastoid |
07/31/1996 | CN1127882A Apparatus for making hermetic sensor |
07/30/1996 | US5541857 Process and device for monitoring vibrational excitation of an axial compressor |
07/25/1996 | DE19524151C1 Oscillation sensor with metal pressure sleeve |
07/24/1996 | CN2231793Y Wire vibration measurer |
07/24/1996 | CN1127551A Monitoring system for representing the states of vibration of a plurality of blades on a rotating wheel |
07/23/1996 | US5539387 Earthquake sensor |
07/10/1996 | EP0720728A1 Two-wire constant current powered transducer |
07/09/1996 | US5533400 Process for the early detection of a crack in a rotating shaft |
07/03/1996 | EP0719404A1 Sensor system |
07/02/1996 | US5532538 Sensing and signal processing devices using quasi-SH (shear horizontal) acoustic waves |
06/26/1996 | EP0718608A1 Method for analysing regularly excited mechanical vibrations |
06/18/1996 | CA2135602C System and method for monitoring torsional vibrations and operating parameters of rotating shafts |
06/11/1996 | US5524491 Combined force, strain and sound emission transducer |
05/28/1996 | US5520061 Multiple axis transducer mounting collar |
05/22/1996 | EP0662213A4 System for detecting wood-destroying insect infestations in wood. |
05/21/1996 | US5519637 Wavenumber-adaptive control of sound radiation from structures using a `virtual` microphone array method |
05/14/1996 | US5517183 Method for producing an error control signal |
05/08/1996 | EP0710841A2 Driveline vibration analyzer |
05/08/1996 | EP0710355A1 Monitoring system for representing the states of vibration of a plurality of blades on a rotating wheel |
05/02/1996 | WO1996013011A1 Vibration monitoring system |
05/01/1996 | CN1121584A Seismosensitive element |
05/01/1996 | CN1031734C Variable time-base admittance measuring method for pulse excitation and system response |
04/30/1996 | US5511426 Process and device for measuring operating turbine blade vibrations |
04/30/1996 | US5511422 Method and apparatus for analyzing and detecting faults in bearings and other rotating components that slip |
04/23/1996 | US5509310 Bearing assemblies including proximity probes |
04/17/1996 | CN2225034Y Direct electric sensor |
04/10/1996 | EP0705422A1 Continuous monitoring of reinforcements in structures |
04/03/1996 | EP0704050A1 Determining metallic material fatigue or integrity of a joint by measuring damping factors |
03/27/1996 | EP0519051B1 Sensor for detecting vibration in two orthogonal directions |
03/26/1996 | US5502650 Apparatus for adjusting rotor |
03/26/1996 | US5501105 Digital signal processing of encoder signals to detect resonances in rotating machines |
03/21/1996 | WO1996008701A1 Electromechanical transducer |
03/07/1996 | WO1996007095A1 Remote self-powered structure monitor |
03/07/1996 | CA2198737A1 Remote self-powered structure monitor |
03/05/1996 | US5495764 Vibration measurement system for a rolling bearing |
02/22/1996 | WO1996005486A1 Method and apparatus for determining resonance information |
02/22/1996 | CA2193628A1 Method and apparatus for determining resonance information |
02/15/1996 | DE4428526A1 Acoustic vibration based solid body measuring method for force spectrum determn. |
02/15/1996 | DE4428519A1 Measuring or representing of shear vibration or shear wave fields in solid body |
02/07/1996 | CN1116297A Testing method and equipment for disc saw |
02/01/1996 | DE4439879C1 Level sensor in form of vibration limit switch |
02/01/1996 | DE4426801A1 Verfahren zum Bereitstellen einer Bewertungsgröße für die Schwingungsbeanspruchung eines Prüflings A method for providing an evaluation quantity for the vibration stress of a test object |
01/31/1996 | EP0694313A2 Method and equipment for monitoring of extracorporeal blood circulation devices |
01/24/1996 | EP0693676A2 Coriolis type mass flowmeter |
01/24/1996 | EP0693176A1 Method and apparatus for analyzing and detecting faults in bearings and other rotating components that slip |
01/16/1996 | US5484968 Interference device for discriminating a certain oscillation |
01/16/1996 | US5483833 Method and apparatus for monitoring aircraft components |
01/02/1996 | US5479826 Microwave system for monitoring turbine blade vibration |
01/02/1996 | US5479824 On-line shaft crack detector |
12/28/1995 | WO1995035484A1 Microwave system and method for monitoring turbine blade vibration |
12/26/1995 | US5477735 Two-wire constant current powered transducer |
12/19/1995 | US5476009 Method and apparatus for determining material fatigue by measuring damping factors |
12/14/1995 | DE4423495C1 Mounting for multiple acceleration transducers |
12/12/1995 | US5474813 Covering shaft with photosensitive material, masking, then synchronized rotation and exposure to controlled radiation |
12/05/1995 | US5473315 Enhanced means of processing signals used to interpret the condition of machinery |
12/05/1995 | US5471880 Method and apparatus for isolating and identifying periodic Doppler signals in a turbine |