Patents for G01P 3 - Measuring linear or angular speed; Measuring differences of linear or angular speeds (19,542)
07/1986
07/29/1986US4602509 Fluidic angular velocity sensor
07/22/1986US4601580 Monitoring rotational speed of a rotating body
07/17/1986WO1986004190A1 Re-regulation circuit for automobile tachometer detection circuit
07/17/1986WO1986004148A1 Inductive bar sensor for rotational body
07/15/1986US4600300 Method and apparatus to determine frequency of movement and for visual inspection of moving objects
07/09/1986EP0187071A1 Electronic circuit for generating a signal in synchronism with the spark timing of an internal-combustion engine
07/09/1986EP0187063A1 Electronic synchronous periodic signals acquisition device
07/08/1986US4599531 Rotation detector
07/08/1986CA1207453A1 Digital tachometer
06/1986
06/25/1986EP0185358A1 Rotation speed-measuring apparatus
06/24/1986US4596973 Inductive transmitter
06/18/1986EP0184769A2 Rotational information output device
06/17/1986US4595897 Speed sensor device
06/17/1986US4595293 Detection of movement of a cyclic interference waveform, such as in a ring laser gyroscope
06/17/1986US4595287 Doppler effect laser velocity measuring system
06/17/1986US4594886 Multipurpose timing light
06/11/1986EP0183935A1 Method and apparatus for monitoring chuck overspeed
06/11/1986EP0040191B1 Multiple sensing device
06/11/1986CN85204296U Photo detection device for sky screen target
06/10/1986US4594548 Multi phase magnetic sensor apparatus for detecting the position of moving member
06/04/1986EP0183333A2 Self-adjusting sensing mechanism
06/03/1986US4593269 Compact optional rotary encoder having adjustable light admitting and receiving components
05/1986
05/28/1986EP0182085A2 Position and speed sensors
05/27/1986US4592001 Speed gauging indicator
05/27/1986US4591990 Spindle rotational frequency checking method
05/27/1986US4591269 Rotation rate measuring instrument
05/14/1986EP0180633A1 Apparatus for optical measurement of movement of an object.
05/13/1986US4587935 Outboard motor with engine tachometer
05/09/1986WO1986002737A1 Arrangement for an optical speed indicator
05/06/1986US4586821 Optical angular/linear motion detector
05/06/1986CA1204140A1 Dynamo electric machine with upwardly shifted ripple frequency
04/1986
04/29/1986US4585347 Rotation rate measuring instrument
04/24/1986WO1986002457A1 Method for indicating slipping between a surface and a driving rotative element
04/22/1986US4584528 Speed detecting method and apparatus
04/22/1986US4584515 Re-regulation circuit for automobile tachometer detection circuit
04/22/1986US4583733 Baseball bat swing measuring device
04/22/1986CA1203609A1 Discriminant apparatus for laser gyros
04/15/1986US4583173 Wheel slip detector
04/10/1986CN85103643A Dynamic image stablizing method for measuring a body in periodic motion
04/08/1986US4581713 Method of and arrangement for producing numerical values proportional to the frequency of measured pulses of a measured pulse train
04/08/1986US4580894 Apparatus for measuring velocity of a moving image or object
04/08/1986US4580871 Rotary encoder
04/02/1986EP0175950A1 Method for determining the angular speed of a rotating object
04/01/1986US4580127 Circuit for converting analog bipolar signals to digital signals
04/01/1986US4580047 Displacement measuring device utilizing an incremental code
04/01/1986US4580046 Displacement measuring device utilizing an incremental code
04/01/1986US4579008 Electromagnetic pulse pick-up arrangement in a flow meter
03/1986
03/26/1986EP0175670A2 Brushless tachometer/synchro
03/26/1986EP0050144B1 Process for measuring motion- and surface characterizing physical parameters of a moving body
03/25/1986US4578769 Device for determining the speed, distance traversed, elapsed time and calories expended by a person while running
03/25/1986US4578755 For an internal combustion engine
03/25/1986US4578606 Brushless DC electric motor and tachogenerator assembly
03/25/1986US4577863 Swing measuring device
03/19/1986EP0174668A2 Rotation speed measuring apparatus
03/19/1986EP0174518A1 Zero-cross point detecting circuit
03/18/1986US4576476 Method and system for accurately measuring speed of a ship relative to a body of water
03/13/1986WO1986001607A1 Method and apparatus for determining at least one characteristic value of movement of a body
03/12/1986EP0174290A1 Magnetic structure for synchro and tachometer
03/11/1986US4575865 System for determining time duration of angular rotation
03/11/1986US4575677 Motor speed detector
03/11/1986US4575667 AC Motor speed control apparatus
03/11/1986US4575367 Slip speed sensor for a multiple link belt drive system
03/04/1986US4574238 Projectile speed measuring apparatus
03/04/1986US4574237 Rotary speed measuring apparatus
03/04/1986US4573795 Rotation rate measuring instrument
03/04/1986US4573347 Apparatus for measuring fuel injection advance angle in diesel engine
03/04/1986CA1201304A1 Muzzle velocimeter
02/1986
02/26/1986EP0172391A2 Method and apparatus for measuring rotation rate using the Sagnac effect
02/26/1986EP0172390A2 Method and apparatus for rotation rate measurement using a passive optical resonator
02/26/1986EP0172356A2 Signal evaluation method for a fibre-optical rotation sensor
02/26/1986EP0172273A1 Method and apparatus for the digital measurement of rotational speed
02/25/1986US4572999 Brushless tachometer
02/25/1986US4572995 Synchronism discriminating circuit
02/25/1986US4572667 Fluorescent air data measurement device
02/25/1986US4571945 Turbocharger control device with optical turbocharger shaft speed sensing
02/25/1986CA1201190A1 Mode discrimination apparatus
02/19/1986EP0171472A1 Electrical speed and distance measuring device for vehicles
02/18/1986US4571529 Actual speed value converter for the speed control in a motor drive system
02/13/1986WO1986000995A1 Orbital shaker
02/13/1986WO1986000877A1 Magnetoresistive sensor for producing electric signals
02/12/1986EP0170897A2 Rotation speed measuring apparatus
02/11/1986US4570151 Speedometer display of simulated analog needle and odometer on electroluminescent panel
02/11/1986US4569593 Rotation rate measuring instrument
02/11/1986US4569588 Light frequency change detecting method and apparatus
02/11/1986CA1200401A1 Speed sensor for an electromagnetic machine
02/04/1986US4569027 Method and apparatus for detecting rotational speed of rotary member
01/1986
01/30/1986WO1986000714A1 A method of monitoring the operation of a cyclically moving, power generating or power transmitting element and an apparatus for monitoring the operation of such an element
01/28/1986US4566642 Method and apparatus for monitoring chuck overspeed
01/21/1986US4566069 Electronic control apparatus for an internal combustion engine
01/21/1986CA1199729A2 Method of damping a stepping motor
01/16/1986WO1986000415A1 Device for detecting the angular position of a rotary member
01/15/1986EP0168335A2 Method for constructing a microwave system and for correlation processing of its signals
01/15/1986EP0167656A1 Transducer for measuring torque and/or speed of rotating shaft
01/08/1986EP0167027A1 Number of revolutions transducer
01/07/1986US4563741 Rotational angle signal generating system for internal combustion engines
01/07/1986US4562946 Tape transport
12/1985
12/24/1985US4560928 Velocity or distance measuring apparatus using magnetic dipoles
12/24/1985US4560927 Speed detecting apparatus
12/24/1985US4560870 Graticule sensor having a plurality of light detectors
12/18/1985EP0164599A1 Rotation speed measuring apparatus