Patents for G01P 1 - Details of instruments (5,900)
03/1991
03/07/1991WO1991002983A1 Flux concentrator for magnetic sensors
03/06/1991EP0415627A2 Acceleration sensor and acceleration sensing system
02/1991
02/27/1991EP0414413A2 Pendulum-type accelerometer for electrically-actuated braking systems
02/19/1991US4994739 Magnetic sensor including sensing element having support terminals soldered to printed conductors
02/07/1991DE3925294A1 Monitoring arrangement for liquid flow in line - has spring loaded piston-like obstruction and damping chambers, and is unaffected by sudden flow changes
02/05/1991US4989574 Electromagnetic pickup
02/05/1991US4989468 Speed detecting structure for vehicles
02/05/1991US4989462 Impact sensor
01/1991
01/29/1991US4988944 Cross coil type instrument
01/24/1991WO1991001009A1 Monolithic accelerometer with flexurally mounted force transducers
01/17/1991DE4001704A1 Acceleration sensor with adjustable triggering threshold - has sliding inertial body restrained by roller body controlling optical path
01/17/1991DE3920384A1 Detecting excessive stresses in vehicle tyres - detecting and recording speeds and decelerations greater than permitted values
01/09/1991EP0406891A1 Angular velocity sensor
01/09/1991EP0346335B1 Measurement detector
01/09/1991CN1048454A Eddy current meter
01/09/1991CN1048453A Eddy current meter
01/02/1991EP0405840A1 Impact memorizing unit
01/02/1991EP0405698A2 Acceleration sensor
01/02/1991EP0405193A1 Accelerometers adapted for efficient connection to or disconnection from a support structure
12/1990
12/13/1990WO1990015336A1 Accelerometer
12/13/1990DE3919109A1 Rod sensor for revolution rate measurement e.g. for vehicle wheels - has axial spring element formed from friction bush which allows axial rod motion in pole wheel direction
12/12/1990EP0402345A2 Speed and direction monitor for motor vehicles
12/12/1990EP0402258A1 Apparatus for measuring the diverse constituent components of the movements of a mobile
12/12/1990EP0401669A2 An acceleration sensor
12/12/1990EP0401464A2 Bearing apparatus for a driven shaft of an automobile
12/06/1990DE3918194A1 Beschleunigungsmesser Accelerometer
12/06/1990DE3918151A1 Eddy current revolution counter serving as tachometer - has bores in bell-shaped eddy current piece accepting wheel dresser
12/04/1990US4974309 Method of making a pulser generating ring for electromagnetic rotary position detection
11/1990
11/14/1990EP0397612A1 Flexible driving device for motor vehicle speedometers including a quick spring coupling for coupling it to a drive assembly
11/14/1990EP0397611A1 Flexible driving member for motor vehicle speedometers
11/06/1990US4967597 Acceleration sensor
10/1990
10/31/1990EP0394824A1 Inductive sensor with variable reluctance
10/31/1990DE3914216A1 Advancement rate monitor for discontinuously flowing medium - uses heater for local warming of medium and temp. sensor supplying signal to evaluating unit
10/23/1990US4965517 Flux concentrator for magnetic sensors
10/11/1990DE3910929A1 Device for the magnetic shaft of an eddy current measuring mechanism
10/03/1990EP0389534A1 Variable diameter sprocket assembly
09/1990
09/26/1990EP0203187B1 Mounting system for precision transducer
09/20/1990DE3908069A1 Device and circuit arrangement for measuring, recording and displaying the speed of a moving object, for example a vehicle
09/19/1990EP0387518A2 Capacitive accelerometer with separately adjustable damping and sensitivity
09/19/1990EP0387459A2 Slide bearing assembly with replaceable transducer
09/18/1990CA1274103A1 Mounting system for precision transducer
09/12/1990EP0387025A1 Temperature compensating circuit
09/12/1990EP0386942A2 Accelerometer with dualmagnet sensing mass
09/12/1990EP0386465A2 Capacitive accelerometer with hinges on top and bottom surface
09/12/1990EP0386464A2 Closed-loop capacitive accelerometer with spring constraint
09/11/1990US4955108 Protected hinge assembly for mechanical accelerometer
09/09/1990CA2010625A1 Accelerometer with dual-magnet sensing mass
09/05/1990CN1045163A Antifriction bearing with clip-on sensor
09/04/1990US4954974 Turbine engine fan speed monitor
09/04/1990US4954737 Pulse generator for a rotary speed sensor
08/1990
08/31/1990CA2010369A1 Closed-loop capacitive accelerometer with spring constraint
08/31/1990CA2009490A1 Capacitive accelerometer with hinges on top and bottom surface
08/31/1990CA2009489A1 Capacitive accelerometer with separable damping and sensitivity
08/30/1990DE4005499A1 Damping system for rotational and translational moving masses - magnetically couples acceleration sensors or sensors for safety systems in vehicles to damping element
08/29/1990EP0384014A2 Device for the position fixing of a coilformer in a can-like housing
08/29/1990EP0383974A1 Plate shaped sensor element as well as pressure, force or acceleration sensor provided with it
08/28/1990US4952196 Variable diameter sprocket assembly
08/23/1990WO1990009597A1 Personal speed measuring equipment
08/22/1990EP0263855B1 Accelerometer
08/22/1990CN1044857A Real-time colour display device for driving speed
08/21/1990US4951047 Negative climb after take-off warning system
08/21/1990US4949571 Acceleration detector
08/14/1990US4947690 Acceletometers adapted for efficient connection and disconnection
08/08/1990EP0380552A1 An electronic controller unit.
07/1990
07/25/1990CN2059742U Multifunction revolution counter
07/24/1990CA1271992A1 Magnetic ring for detecting the rotation of an object
07/18/1990EP0377804A1 Acceleration sensor with a one-sidedly clamped cantilever
07/10/1990US4940937 Pulse generating ring for electromagnetic rotary position detection
07/10/1990US4940936 Antifriction bearing with a clip-on sensor cooperating with a shaft mounted magnetic encoder retainer ring
07/10/1990US4939935 Pendular non-servoed tuning beam accelerometer
07/05/1990DE3940832A1 Fibre optic flow monitor for multiple phase flows - contains fibre optical position filter acting as differential grid for flow contg. ferromagnetic impurities
07/03/1990US4939513 System for alerting a pilot of a dangerous flight profile during low level maneuvering
06/1990
06/27/1990EP0374870A2 Acceleration sensor
06/27/1990EP0374607A1 Apparatuses for the determination of movement of an airborne vehicle in the atmosphere
06/13/1990EP0372575A2 Encoder installing structure
06/13/1990DE3841654A1 Speed sensor for installation in a wheel bearing
06/12/1990US4933515 Accelerometer with dual-magnet sensing mass
06/12/1990US4932258 Stress compensated transducer
06/05/1990US4931728 Rotation detecting device having a terminal holding arrangement
05/1990
05/29/1990US4930043 Closed-loop capacitive accelerometer with spring constraint
05/29/1990US4930042 Capacitive accelerometer with separable damping and sensitivity
05/22/1990US4928203 Capacitive accelerometer with hinges on top and bottom surface
05/16/1990EP0368793A2 Overspeed detection with hysteresis
05/10/1990DE3837390A1 Standstill sensor
05/09/1990CN1042010A Recording instrument for vehicle speed
05/03/1990DE3836539A1 Device for indicating the respective trend for the speed of motor vehicles along travelling distances of equal length just covered
05/01/1990US4922197 High resolution proximity detector employing magnetoresistive sensor disposed within a pressure resistant enclosure
04/1990
04/26/1990DE3834649A1 Tacho generator for motor vehicle use
04/26/1990CA2001367A1 Overspeed detection with hysteresis
04/25/1990EP0365263A2 Display board and method for producing the same
04/17/1990US4916953 Device for measuring the movement of a motor vehicle
04/11/1990EP0362969A2 Tachograph and vehicle speed control device
04/11/1990CN2055937U Mognetor type electronic tachometer of engine
04/05/1990WO1990003580A1 Electromagnetic damped inertia sensor
03/1990
03/29/1990DE3829204A1 Tilt meter and acceleration meter for vehicles
03/21/1990EP0359595A2 Small size apparatus for measuring and recording acceleration
03/21/1990EP0359367A2 Acceleration sensor
03/06/1990US4905518 Accelerometer mounting assembly
02/1990
02/15/1990DE3827937A1 Electrical measured value pick-up
02/08/1990WO1990001169A1 Device for measuring and recording acceleration data
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