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