| Patents for G01P 3 - Measuring linear or angular speed; Measuring differences of linear or angular speeds (19,542) |
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| 12/05/1990 | EP0400204A1 A wheel bearing apparatus provided with a wheel rotation speed detector |
| 12/04/1990 | US4975642 Method of and apparatus for measuring revolution speed in response to pulse signals detected from a rotary member |
| 12/04/1990 | US4975607 Frequency generator with superimposed generation coil |
| 12/04/1990 | US4974309 Method of making a pulser generating ring for electromagnetic rotary position detection |
| 11/28/1990 | EP0398909A1 Apparatus for determining the speed, angular position and direction of rotation of a rotatable shaft. |
| 11/28/1990 | CN1010644B Control system for induction motor driving electrically-propelled vehicle |
| 11/27/1990 | US4973969 Coherent frequency burst detector apparatus and method |
| 11/27/1990 | US4973905 For use as a tachometer |
| 11/22/1990 | EP0397984A2 Speed measuring system for road vehicles |
| 11/22/1990 | DE4015231A1 Bearing arrangement with detector section - has one piece in outer bearing ring ionising of uniformly distributed radial projections |
| 11/21/1990 | CN1010506B Speed detecting arrangement |
| 11/20/1990 | US4972333 Time internal measuring apparatus and method for a revolution sensor |
| 11/20/1990 | US4972332 Apparatus for determining the speed, angular position and direction of rotation of a rotatable shaft |
| 11/20/1990 | US4972095 Binary digitizer circuit for voltages developed across induction coil |
| 11/20/1990 | CA2014225A1 Sled speedometer assembly |
| 11/14/1990 | EP0397309A2 Bearing assemblies |
| 11/14/1990 | EP0332613B1 Pulse shaper for inductive transmitter |
| 11/13/1990 | US4970462 Automotive wheel speed sensor assembly with rotor and stator, one of which has only a few poles |
| 11/13/1990 | US4970450 Deriving rotational rate and angular position with a function generator |
| 11/13/1990 | US4969753 Wheel bearing assembly for automotive wheel |
| 11/13/1990 | US4969695 Detection of abnormality for rotational speed sensor |
| 11/13/1990 | US4969694 Wheel hub mounting with a pulse transmitter |
| 11/13/1990 | US4969360 System for measuring the cyclic speed and rotational position of a traveling looped belt |
| 11/07/1990 | EP0395892A1 Radial rolling bearing |
| 11/07/1990 | EP0395783A1 Bearing with sensor for measuring speed of rotation and/or angle of rotation |
| 11/07/1990 | EP0395737A1 Optic switch and speed sensor. |
| 11/06/1990 | US4969100 For use in an automobile vehicle |
| 11/06/1990 | US4968933 Automotive wheel speed sensor assembly with stator pole piece carried within aperture of field coil |
| 11/06/1990 | US4968156 Bearing with a magnetic field sensor |
| 11/06/1990 | US4968145 Non-contacting revolving speed detecting apparatus |
| 11/06/1990 | US4967596 Swing velocity indicator |
| 11/06/1990 | CA1276037C Position and speed sensors |
| 11/06/1990 | CA1275824C Rate of ascent monitor |
| 11/01/1990 | WO1990013036A1 Optical correlator method and apparatus for particle image velocimetry processing |
| 10/31/1990 | EP0394824A1 Inductive sensor with variable reluctance |
| 10/31/1990 | EP0394300A1 Crankshaft angle sensing system |
| 10/31/1990 | EP0307709B1 Device for detecting the rotation and/or for measuring the rotation speed of a small dc motor with permanent or electro-magnets |
| 10/30/1990 | US4967153 Eddy current turbomachinery blade timing system |
| 10/30/1990 | US4967072 Interferometric rotating condition detection apparatus |
| 10/30/1990 | US4966459 Broadband optical detection of transient motion from a scattering surface |
| 10/24/1990 | EP0394083A1 Pre-assembled bearing with additional encoding element and sensor |
| 10/24/1990 | EP0334854B1 Measurement system for rotation angle and/or rotation speed |
| 10/23/1990 | US4965729 Method and apparatus for improving the operational characteristics of a vehicle |
| 10/23/1990 | US4965517 Flux concentrator for magnetic sensors |
| 10/18/1990 | DE3912277A1 Hydraulic machine suitable for regulating circuit - has revolution rate measurement arrangement with pulse generator and sensor inside requiring no external elements |
| 10/17/1990 | EP0392182A2 Method and circuit for monitoring a continuous flow of time markings |
| 10/17/1990 | EP0391943A1 Process for correcting the speed of rotation of vehicle wheels determined by wheel sensors. |
| 10/11/1990 | DE3910929A1 Device for the magnetic shaft of an eddy current measuring mechanism |
| 10/10/1990 | EP0391160A1 Variable reluctance sensor for detecting the rate of rotary or linear movement |
| 10/10/1990 | CN2063644U Intelligence slip and revolution meter |
| 10/10/1990 | CN1046028A Thrust bearing with a magnetic sensor |
| 10/09/1990 | US4961643 Method of and apparatus for measuring speed |
| 10/04/1990 | DE3910498A1 Tachogenerator having a rotor position transmitter for a three-phase servomotor with rotation-speed regulation and electronic commutation |
| 10/04/1990 | DE3910347A1 Incremental position (displacement) measuring and acceleration measuring system, in particular for a hydraulic rotary or linear drive |
| 10/04/1990 | DE3910346A1 Method and device for measuring the speed or rotational speed, in particular in the case of a hydraulic drive |
| 10/04/1990 | CA2013576A1 Method of and apparatus for measuring a velocity vector by use of a spatial filter |
| 10/03/1990 | EP0390261A2 Device for measuring a relative displacement |
| 10/03/1990 | EP0389567A1 Vehicle with driven steering axle. |
| 10/03/1990 | EP0389534A1 Variable diameter sprocket assembly |
| 10/03/1990 | EP0389497A1 Drive slip regulating system. |
| 10/03/1990 | EP0286646B1 Device for detecting input signals of a control unit in an internal combustion engine |
| 10/02/1990 | US4960333 Antifriction bearing assembly speed sensor |
| 10/01/1990 | CA2013508A1 Vehicle wheel speed sensor for a drive axle |
| 09/27/1990 | DE3908785A1 Method and devices for measuring the speed of motor vehicles |
| 09/26/1990 | EP0389304A1 Multipolar magnetic ring |
| 09/26/1990 | EP0388671A2 Shock absorbing sensor for semi-active controlled suspension with relative speed sensor and processing electronics therefor |
| 09/26/1990 | EP0388584A1 Device for determining the position of a steel shaft comprising an electrically discontinuous band and procedure for manufacturing said band |
| 09/26/1990 | EP0388566A2 Axial rollbearing provided with a magnetic field sensor |
| 09/26/1990 | EP0388404A1 Evaluation of a fluctuating variable. |
| 09/25/1990 | US4959807 Device for measuring the speed of a moving object |
| 09/25/1990 | US4959806 Approximated rotational speed signal for shifting transmission |
| 09/20/1990 | WO1990010876A1 Electro-optical method and system for determining the direction of motion in double-exposure velocimetry by shifting an optical image field |
| 09/20/1990 | WO1990010564A1 Method and apparatus for processing more than one high speed signal through a single high speed input terminal of a microcontroller |
| 09/20/1990 | DE3908069A1 Device and circuit arrangement for measuring, recording and displaying the speed of a moving object, for example a vehicle |
| 09/19/1990 | EP0387710A2 Puls generator |
| 09/19/1990 | EP0387459A2 Slide bearing assembly with replaceable transducer |
| 09/19/1990 | EP0387384A1 Method for determining a corrected value of the wheel speed of a vehicle |
| 09/19/1990 | CN2062449U Hull electromagnetic speed sensor |
| 09/18/1990 | US4958248 Reflective tachometer/headwheel assembly for a rotary head scanner |
| 09/18/1990 | US4958125 Method and apparatus for determining characteristics of the movement of a rotating drill string including rotation speed and lateral shocks |
| 09/11/1990 | US4956566 Circuit configuration with a generator system for path- or angle-dependent signals |
| 09/11/1990 | US4955279 Apparatus for setting a projectile time fuze |
| 09/11/1990 | US4955228 Device for detecting rotation of steering wheel for automobiles |
| 09/09/1990 | CA2008395A1 Method and apparatus for processing more than one high speed signal through a single high speed input terminal of a microcontroller |
| 09/07/1990 | WO1990007717A3 Process and device for measuring the speed and tension of a thread being continuously unwound |
| 09/05/1990 | CN1045163A Antifriction bearing with clip-on sensor |
| 09/04/1990 | US4954974 Turbine engine fan speed monitor |
| 09/04/1990 | US4954775 Automotive wheel speed sensor assembly with multipole rotor mounted on wheel bearing spindle |
| 09/04/1990 | US4954737 Pulse generator for a rotary speed sensor |
| 09/04/1990 | US4953670 Vehicle wheel speed sensor |
| 08/30/1990 | DE4004728A1 EM wave conductor unit with internal reflective channel - having aperture to affect light beam travelling from LED to opto-electric receiver |
| 08/29/1990 | EP0384014A2 Device for the position fixing of a coilformer in a can-like housing |
| 08/29/1990 | CN1009388B Detecting process and device for optical nutation |
| 08/28/1990 | US4953095 Apparatus and method for measuring the frequency of a pulse signal |
| 08/28/1990 | US4953089 Hybrid analog digital control method and apparatus for estimation of absolute velocity in active suspension systems |
| 08/28/1990 | US4952196 Variable diameter sprocket assembly |
| 08/28/1990 | US4951534 Below-floor lathe for regrinding the tires of railroad-vehicle wheel sets |
| 08/21/1990 | US4950983 Tachometer signal conditioning circuit |
| 08/21/1990 | US4950084 Capacitive sensor |
| 08/21/1990 | US4949573 Velocity transducer for vehicle suspension system |