Patents for G01P 15 - Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration (18,281) |
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10/17/1989 | US4873868 Force measurement sensor integrated on silicon, and a method of manufacture |
10/17/1989 | US4873867 Redundant signal device for auto crash testing |
10/12/1989 | DE3811217A1 Elektronische einrichtung Electronic device |
10/11/1989 | EP0336795A1 Mechanical type composite inertial sensor |
10/10/1989 | US4873452 Collision detector for a vehicle |
10/10/1989 | US4873401 Electromagnetic damped inertia sensor |
10/10/1989 | US4872348 Signal added vibration transducer |
10/10/1989 | US4872343 Matched pairs of force transducers |
10/10/1989 | US4872342 Translational accelerometer and accelerometer assembly method |
10/05/1989 | WO1989009146A1 Electronic safety device for vehicle occupants |
10/05/1989 | DE3906679A1 Accelerometer |
10/05/1989 | DE3809887A1 Sensor for measuring mechanical motion quantities |
10/03/1989 | US4872116 Vehicle motion estimating system of hybrid type |
10/03/1989 | US4870864 Accelerometer |
09/28/1989 | DE3906678A1 Accelerometer |
09/28/1989 | DE3808605A1 Pressure pick-up |
09/26/1989 | US4870588 Signal processor for inertial measurement using coriolis force sensing accelerometer arrangements |
09/26/1989 | US4870582 Anti-skid brake control system |
09/26/1989 | US4869251 Implantable heart pacemaker with a sensor for inertial and/or rotational movements of the user |
09/26/1989 | US4869108 Accelerometer system |
09/26/1989 | US4869107 Acceleration sensor for use in automotive vehicle |
09/26/1989 | CA1261930A1 Vibrating beam force transducer with a-frame beam root and frequency adjusting means |
09/26/1989 | CA1261929A1 Vibrating beam force transducer with angled isolator springs |
09/26/1989 | CA1261067A1 Signal processor for inertial measurement using coriolis force sensing accelerometer arrangements |
09/26/1989 | CA1261065A1 Windshear detection and warning system with evasion command |
09/21/1989 | WO1989008847A1 Differential capacitive transducer and method |
09/20/1989 | EP0333377A2 Vibrating force sensor |
09/20/1989 | EP0333091A2 Transducer for picking-up pressures, vibrations and/or accelerations and converting them into electrical signals |
09/14/1989 | DE3806693A1 Circuit arrangement having an acceleration pickup |
09/12/1989 | US4866418 Arrangement for automatic release of occupant protecting devices in the event of accident |
09/12/1989 | US4864861 Frame assembly and dither drive for a coriolis rate sensor |
09/08/1989 | WO1989008336A1 Plate-mode ultrasonic sensor |
09/08/1989 | WO1989008036A1 Electronic arrangement for controlling occupant safety systems in vehicles |
09/06/1989 | EP0331557A1 Non-assisted pendulum accelerometer with a resonating beam |
09/06/1989 | EP0183821B1 Suspension system for a transducer |
09/05/1989 | US4864086 Vehicle deceleration sensor |
08/29/1989 | US4860586 Fiberoptic microbend accelerometer |
08/24/1989 | WO1989007748A1 Apparatus for inspecting ridge of elastic body |
08/24/1989 | DE3804032A1 Method and device for measuring acceleration |
08/23/1989 | EP0328623A1 Servo loop control for a coriolis rate sensor dither drive |
08/15/1989 | US4857922 Windshear detection and warning system with evasion command |
08/15/1989 | US4856350 Force sensing device and method |
08/15/1989 | US4856333 Servo type accelerometer |
08/10/1989 | WO1989007248A1 A sensor and transducer apparatus |
08/09/1989 | EP0326841A2 Overturning and accelerating sensor |
08/08/1989 | US4855544 Multiple level miniature electromechanical accelerometer switch |
08/08/1989 | US4854169 Accelerometer |
08/03/1989 | DE3801514A1 Beschleunigungssensor und verfahren zu dessen herstellung Acceleration sensor and method for its production |
08/02/1989 | EP0325674A1 Transducer element for measuring of rotational acceleration |
08/01/1989 | US4853861 Windshear measurement system |
08/01/1989 | US4853675 Apparatus for determining impact force upon a vehicle in traveling a curve |
07/26/1989 | EP0325386A1 A drop detector |
07/25/1989 | US4851080 Resonant accelerometer |
07/18/1989 | US4849655 Accelerometer or decelerometer for vehicle brake control system |
07/18/1989 | US4848157 Acceleration detecting device |
07/18/1989 | US4848156 Frame assembly and dither drive for a coriolis rate sensor |
07/13/1989 | WO1989005459A3 Device for measuring acceleration |
07/12/1989 | EP0323709A2 Tri-axial accelerometers |
07/11/1989 | US4845988 Accelerometer having a permanent magnet with non-magnetic end members |
07/04/1989 | US4845464 Shock/vibration disturbance events to a vehicle |
07/04/1989 | US4844374 Acceleration sensor for webbing retractor |
07/04/1989 | US4843877 Acceleration sensor |
06/28/1989 | EP0322093A2 Rectilinearly deflectable element fabricated from a single wafer |
06/28/1989 | EP0321600A1 Accelerometer |
06/27/1989 | US4842105 Safety brake mechanism |
06/27/1989 | US4841775 Vibratory transducer |
06/27/1989 | US4841774 Laser accelerometer |
06/22/1989 | DE3742385A1 Acceleration-sensitive electronic component |
06/22/1989 | DE3742202A1 Acceleration sensor |
06/15/1989 | WO1989005459A2 Device for measuring acceleration |
06/15/1989 | DE3740688A1 Micromechanical acceleration pick-up having high axial selectivity |
06/13/1989 | US4839838 Spatial input apparatus |
06/07/1989 | EP0319137A2 Ionically conductive accelerometer |
06/06/1989 | US4836025 Accelerometer |
06/06/1989 | US4836024 Impact sensor for motor vehicles or the like |
06/01/1989 | WO1989004968A1 Multi-axis angular rate sensor having a single dither axis |
06/01/1989 | WO1989004948A1 Coriolis rate sensor with synchronous quarter cycle demodulation |
05/31/1989 | EP0318152A2 Vibrating crystal type force sensing device |
05/31/1989 | EP0317962A2 Accelerometer for motor vehicle safety systems |
05/31/1989 | CN2038628U Free-fall acceleration measuring device |
05/30/1989 | US4835435 Simple, sensitive, frequency-tuned drop detector |
05/24/1989 | EP0317151A2 Improvements in apparatus for sensing changes in speed of a vehicle |
05/24/1989 | EP0316498A1 Accelerometer |
05/24/1989 | CN1033110A Capacitive accelerometer and its fabrication method |
05/23/1989 | US4831879 Sensor for automatic release of occupant protective devices in the event of an accident |
05/18/1989 | DE3837883A1 Kapazitiver beschleunigungsmesser und verfahren zu seiner herstellung Capacitive accelerometers and process for its preparation |
05/17/1989 | EP0316093A2 Velocity distribution measurement apparatus |
05/16/1989 | US4829822 Semiconductor accelerometer |
05/16/1989 | US4829821 Optical fiber accelerometer |
05/11/1989 | DE3736294A1 Einrichtung zur funktionskontrolle von beschleunigungssensoren Means for functional control of acceleration sensors |
05/10/1989 | EP0315352A1 Slip detecting system for a four-wheel drive motor vehicle |
05/05/1989 | WO1989003999A1 Device for performance testing of acceleration sensors |
05/05/1989 | WO1989003998A1 Accelerometer with isolator for common mode inputs |
05/02/1989 | US4827091 Magnetically-damped, testable accelerometer |
05/02/1989 | US4825697 Acceleration sensor |
05/02/1989 | US4825696 Acceleration detector |
04/27/1989 | DE3734906A1 Measuring device (transducer) for measuring a translational acceleration |
04/26/1989 | EP0312605A1 Detector for force, acceleration and magnetism using resistor element |
04/25/1989 | US4825335 Differential capacitive transducer and method of making |
04/25/1989 | US4824107 For indicating velocity |