| Patents for G01P 3 - Measuring linear or angular speed; Measuring differences of linear or angular speeds (19,542) |
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| 10/25/1988 | US4780864 Combination wristwatch and bicycle computer |
| 10/25/1988 | US4780818 Anti-skid brake control system with control of sampling timing of input timing values of wheel speed sensor signal pulses |
| 10/25/1988 | US4779454 Crankshaft angle sensing system |
| 10/19/1988 | EP0286646A1 Device for detecting input signals of a control unit in an internal combustion engine. |
| 10/18/1988 | US4779215 Method and device for measuring by correlation, in real time, the delays between matching electrical signals |
| 10/18/1988 | US4779214 System for detecting an engine speed in a multi-cylinder internal combustion engine |
| 10/18/1988 | US4779213 Electronic digital speedometer for a multi-measurand data communication system |
| 10/18/1988 | US4779075 Device for absolute displacement determination |
| 10/18/1988 | US4778286 Bearing assembly |
| 10/18/1988 | US4777833 Ferromagnetic drive and velocity sensors for a coriolis mass flow rate meter |
| 10/12/1988 | EP0286598A2 Opto-electronic system for determining direction and speed of a vehicle by emission of laser beams, and the simultaneous measurement of the rotation |
| 10/12/1988 | EP0286251A2 Microwave size/speed vehicle detector |
| 10/12/1988 | CN87205307U Synthetic measuring device for electric fan properties |
| 10/11/1988 | US4777435 Digital tachometer |
| 10/11/1988 | US4777368 Apparatus and method for noncontact measurement of the velocity of a moving mass |
| 10/06/1988 | WO1988007685A1 Electronic sensing screen for measuring projectile parameters |
| 10/06/1988 | DE3708973A1 Device for preventing braked vehicle wheels from slipping on the road surface |
| 10/04/1988 | US4775948 Baseball having inherent speed-measuring capabilities |
| 10/04/1988 | US4775787 Motor with pulse encoder having a completely shielded light receiving element |
| 10/04/1988 | US4774832 Engine idling speed sensing system |
| 09/29/1988 | DE3709395A1 Method and device for digitally determining a number proportional to rotational speed of a body |
| 09/28/1988 | CN87213034U Multi-functional numerical control standard speed metering and detecting device |
| 09/27/1988 | US4774463 Bearing associated with means for determining rotational speed |
| 09/22/1988 | WO1988007208A1 Process for measuring the speed and/or length of endless lengths of cloth, and device for implementing said process |
| 09/20/1988 | US4773012 System for determining reference cornering behavior of wheeled vehicle |
| 09/13/1988 | US4770527 Photoelectric-piezoelectric velocity and impact sensor |
| 09/13/1988 | CA1241852A1 Method and apparatus for headbox jet velocity measurement |
| 09/07/1988 | WO1988006735A1 Measurement detector |
| 09/07/1988 | EP0280878A1 Engine rotation speed detecting apparatus |
| 09/07/1988 | CN88201024U Magnetoelectric pulse signals induction device |
| 09/06/1988 | US4769798 Successive period-to-voltage converting apparatus |
| 09/06/1988 | US4768856 Optical-waveguide coil and method of making same |
| 09/01/1988 | DE3705835A1 Bicycle computer |
| 08/30/1988 | US4767164 Transducer system for measuring the rotational speed of a wheel |
| 08/30/1988 | CA1241409A1 Overspeed protection control arrangement for a steam turbine generator control system |
| 08/25/1988 | DE3704729A1 Arrangement for determining the position and movement of objects |
| 08/25/1988 | DE3704472A1 Measuring device for measuring relative speed |
| 08/24/1988 | CN87215593U Mini-railway speed indicator |
| 08/24/1988 | CN87211212U Intelligent digital collar instrument |
| 08/23/1988 | US4766323 Method and apparatus for determining the distance of an object |
| 08/23/1988 | EP0241456A4 Speed and distance calculator for skis. |
| 08/18/1988 | DE3703395A1 Rotor of a wheel speed sensor for antilocking systems of motor vehicles |
| 08/17/1988 | EP0278813A1 Optical device using a filter and an adapted interferometric analyser |
| 08/17/1988 | EP0278806A1 Electromagnetic variable-reluctance sensor |
| 08/17/1988 | EP0278143A1 Structural monitoring system using fiber optics |
| 08/17/1988 | CN87100633A Area transducer being able to provide special funtion signals |
| 08/16/1988 | US4764871 Method for converting a rotational speed transducer output signal into a low-distortion signal |
| 08/16/1988 | US4764685 Method and circuit configuration for processing the output signals of a rotational speed sensor |
| 08/16/1988 | CA1240794A1 Tape speed determining apparatus for video signal reproducing apparatus |
| 08/11/1988 | WO1988005914A1 Measurement process and device for detecting projectiles or parts thereof |
| 08/11/1988 | WO1988005902A1 Device for measuring the characteristics of moving thread |
| 08/11/1988 | DE3702428A1 Method and device for detecting, in terms of metrology, a projectile or parts thereof |
| 08/10/1988 | EP0277638A2 Successive period-to-voltage converting apparatus |
| 08/10/1988 | EP0277447A1 System for the determination of the movement of a vehicle with caterpillar links |
| 08/09/1988 | US4763261 Wheel-speed detecting arrangement |
| 08/03/1988 | EP0276600A1 Electromagnetic variable-reluctance sensor, and method for its assembly |
| 08/03/1988 | CN87212647U Photoelectric type speed measuring device |
| 08/02/1988 | US4761628 Electromagnetic induction apparatus with tap winding conductors |
| 08/02/1988 | US4761609 Tachometer signal conditioner |
| 07/28/1988 | DE3701467A1 Magneto-electrical velocity pick up |
| 07/26/1988 | US4760536 Autoranging frequency sensor |
| 07/26/1988 | US4759219 Athletic implement |
| 07/26/1988 | US4759218 Tachogenerator |
| 07/19/1988 | US4758825 For warning of an undesired velocity condition in a rotating shaft |
| 07/19/1988 | US4758787 Processing quadrature signals |
| 07/19/1988 | US4758769 Apparatus for sensing direction of rotation |
| 07/13/1988 | EP0274257A1 Gauge driving system |
| 07/13/1988 | EP0274242A1 Movement or position sensor |
| 07/12/1988 | US4757225 Dual stack tachometer/generator |
| 07/12/1988 | US4757196 Optical encoder and method for producing same |
| 07/12/1988 | US4756620 Signal evaluation method for a fiber-optic rotation sensor |
| 07/07/1988 | DE3730725A1 Circuit arrangement for optical rotational speed sensing, in particular in centrifuges |
| 07/07/1988 | DE3724785A1 Method for adjusting clutches in machines |
| 07/07/1988 | DE3644189A1 Method and device for determining the slip between rotating parts |
| 07/07/1988 | DE3643095A1 Device for measuring movement |
| 07/06/1988 | EP0273481A2 Non-oriented gear tooth sensor using a Hall cell |
| 07/06/1988 | EP0273129A2 Magnetic field sensor |
| 07/05/1988 | US4755905 Vehicle velocity sensing apparatus and method |
| 07/05/1988 | US4755751 Brushless rotary position transducer |
| 06/30/1988 | WO1988004780A1 Optic-magnetic speed sensor |
| 06/30/1988 | DE3742378A1 Geschwindigkeitsanzeigevorrichtung fuer fahrzeuge Speed indicator device for vehicles |
| 06/29/1988 | EP0272965A1 Frequency-to-voltage converter |
| 06/22/1988 | EP0271637A2 Inductive sensor |
| 06/16/1988 | WO1988004408A1 Measurement system for rotation angle and/or rotation speed |
| 06/15/1988 | CN87213074U 速度传感器 Speed Sensor |
| 06/15/1988 | CN87107706A Parameter measuring device for motion of horizontally continuous casting blank |
| 06/14/1988 | US4751459 Magnetic tachometer or accelerometer having highly permeable eddy current flux circuit |
| 06/14/1988 | US4750460 Method for detecting fluctuations in the rotational speed of an internal combustion engine |
| 06/08/1988 | EP0270387A1 Device for determining the angular position of an internal-combustion engine's crankshaft |
| 06/08/1988 | EP0270313A2 Method and apparatus for iterated determinations of sensed speed and speed governing |
| 06/08/1988 | EP0269779A1 Method and apparatus for the determination of angular speed, using two rotation angle-dependent signals |
| 06/08/1988 | CN87107996A Apparatus for measuring speed of moving body |
| 06/02/1988 | WO1988004054A1 Vehicle velocity sensing apparatus and method |
| 06/02/1988 | WO1988004053A1 Pulse shaper for inductive transmitter |
| 06/01/1988 | DE3640271A1 Method and device for measuring speed and acceleration |
| 06/01/1988 | CN87207421U Submersible electric motor's slip measuring device |
| 05/31/1988 | US4748565 Apparatus for detecting speed of vehicle with internal combustion engine |
| 05/31/1988 | US4748447 Timing signal generating apparatus for rotating devices |
| 05/31/1988 | US4747805 Protective boot assembly for constant velocity universal joint |
| 05/31/1988 | CA1237506A1 Self-adjusting magnetic sensor |