| Patents for G01P 3 - Measuring linear or angular speed; Measuring differences of linear or angular speeds (19,542) |
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| 04/24/1979 | CA1053348A1 Mounting device for cylindrical magnetic sensor |
| 04/17/1979 | US4150314 Level amplitude output rotary speed transducer |
| 03/27/1979 | US4145930 Arrangement for the determination of the cage rotational speed and bearing slippage of roller bearings |
| 03/27/1979 | CA1051494A1 Electric motor designed for automated assembly |
| 03/27/1979 | CA1051226A1 Apparatus for measuring and preventing the slip of locomotive wheels |
| 03/20/1979 | US4145728 Roller belt controls |
| 03/20/1979 | US4144756 Electromagnetic measurement of quantities in connection with electrically conducting liquid material |
| 03/20/1979 | CA1051108A1 Quick-installation vehicle wheel speed sensor |
| 03/20/1979 | CA1050787A1 Radially moving trigger mechanism and transmission overspeed inhibitor using same |
| 03/13/1979 | US4144573 Metering system |
| 03/13/1979 | US4143551 Indicating apparatus in centrifugal force type meter |
| 03/06/1979 | US4143310 Apparatus for positioning |
| 03/06/1979 | US4143289 Rotational field sensor |
| 03/06/1979 | US4142796 Blood flow measurement |
| 03/06/1979 | CA1050111A1 Vehicle rpm and dwell measurement system |
| 02/27/1979 | US4142153 Tachometer for measuring speed and direction of shaft rotation with a single sensing element |
| 02/27/1979 | US4141244 Load indicating metering devices for motor driven loads |
| 02/20/1979 | US4140970 Apparatus for controlling an odometer and speedometer system of a vehicle |
| 02/20/1979 | US4140202 Speed responsive systems |
| 02/20/1979 | US4140013 Flow meter |
| 02/13/1979 | US4138886 Method and apparatus to measure the rate of advance of a drilling tool on a floating drilling installation |
| 02/06/1979 | US4138728 Electronic tachometer with variable bandwidth differentiator |
| 02/06/1979 | US4138642 Method and arrangement for indirectly ascertaining the rotary speed of a permanent-magnet-stator D.C. motor |
| 02/06/1979 | CA1048123A1 Simplified wheel speed transducer |
| 01/30/1979 | US4136562 Audible speed indicator for hang glider |
| 01/30/1979 | US4136558 Electronic test instrument for measuring the speed and timing angle of an internal combustion engine |
| 01/23/1979 | US4136312 Method and apparatus for detection of rotor faults in dynamoelectric machines |
| 01/23/1979 | US4135817 Apparatus for measuring an aircraft's speed and height |
| 01/23/1979 | US4135405 Rotation displaying device |
| 01/16/1979 | US4135155 System and method for determining vehicle ground speed |
| 01/16/1979 | CA1046607A1 Rotary transducer for sensing rotation of different diameter shafts having uniform arcuate surfaces |
| 01/02/1979 | US4132890 Self adjusting tachometer |
| 12/26/1978 | CA1044884A1 Yarn measuring instrument |
| 12/12/1978 | US4129829 Chronograph |
| 12/12/1978 | CA1044043A1 Tachometer without physical connection to internal combustion engine |
| 12/05/1978 | US4128761 Photodetector circuit for ballistic velocity measurement |
| 11/28/1978 | US4127812 Self-powered system for measuring rotation speeds |
| 11/28/1978 | US4127778 Optical correlator |
| 11/28/1978 | CA1043444A1 Quick installation vehicle wheel speed sensor |
| 11/21/1978 | US4126392 Optical system for laser doppler velocimeter and the like |
| 11/21/1978 | US4126061 Signal failure circuit for automatic transmissions |
| 11/21/1978 | US4126047 Surface acoustic wave rate sensor and position indicator |
| 11/21/1978 | US4126045 Remote speedometer-tachometer |
| 11/14/1978 | US4125295 Digital speed detecting circuit for a rotating member having a wide speed range |
| 11/07/1978 | US4123935 Testing method for a reciprocating internal combustion engine |
| 10/31/1978 | CA1041632A1 Noise discrimination apparatus |
| 10/17/1978 | US4121112 Pulse generator |
| 10/17/1978 | CA1040725A1 Rotational movement transducer output modifying circuit |
| 10/17/1978 | CA1040555A1 Brake disc adapter for use with anti-skid system |
| 10/10/1978 | CA1040262A1 Timing system for internal combustion engines |
| 09/26/1978 | US4117401 Position transducer, particularly to determine the instantaneous angular position of a rotating shaft, especially of an internal combustion engine |
| 09/26/1978 | US4117395 Digital stroboscope-tachometer |
| 09/26/1978 | US4117384 Tachogenerator processing circuits and motor speed control systems including such circuits |
| 09/26/1978 | CA1039401A1 Velocity correction transducer |
| 09/19/1978 | US4115831 Velocity detecting apparatus insensitive to noise |
| 09/12/1978 | US4113322 Digital control circuit for producing acceleration and deceleration control signals in an antiskid control system |
| 09/12/1978 | CA1038471A1 Fail-safe transistorized overspeed circuit arrangement |
| 09/05/1978 | US4112413 Rate of change in altitude apparatus |
| 09/05/1978 | US4112408 Device for producing an electrical pulse in response to passage of a magnetically conducting member through an air gap |
| 09/05/1978 | US4112365 Position detecting system |
| 08/29/1978 | US4110676 Dynamoelectric machine and tachometer |
| 08/29/1978 | US4110647 Wheel speed sensor |
| 08/29/1978 | US4110042 Method and apparatus for photoelectrically determining the position of at least one focal plane of an image |
| 08/29/1978 | US4109647 Method of and apparatus for measurement of blood flow using coherent light |
| 08/29/1978 | US4109533 Tachometer |
| 08/29/1978 | CA1037286A1 Adjustable probe holder |
| 08/22/1978 | US4109170 Electric motor having frequency generator |
| 08/22/1978 | US4108553 Laser gyroscope detector and path length control system |
| 08/15/1978 | US4107601 Self-adjusting exciter band for shaft speed magnetic pickup |
| 08/15/1978 | US4107561 Clutch apparatus for generating a pulse train |
| 08/15/1978 | US4106334 Torque transducer with closely coupled primary windings |
| 08/08/1978 | US4104990 Process and apparatus for determining engine operation near the lean-running limit |
| 08/01/1978 | US4104573 Speed control device for a moving member |
| 07/18/1978 | US4101870 Device for indicating speed levels for motor vehicles |
| 07/18/1978 | US4101831 Load monitoring apparatus and method |
| 07/18/1978 | US4101199 Radiation beam splitter |
| 07/11/1978 | US4100599 Method and apparatus for determining velocity of a moving member |
| 07/11/1978 | US4100480 Position and velocity sensors |
| 07/04/1978 | US4098367 Automotive vehicle speed control system |
| 06/27/1978 | US4097800 Laser screen |
| 06/27/1978 | US4097756 Tubular wheel speed sensor |
| 06/13/1978 | US4095178 Tachometer circuit |
| 06/13/1978 | US4095177 Transducer |
| 06/06/1978 | US4093917 Velocity measurement system |
| 06/06/1978 | US4093916 Digital tachometer |
| 06/06/1978 | US4093853 Rotational speed transducers |
| 06/06/1978 | US4092955 Roughness sensor |
| 06/06/1978 | US4092853 Testing rotary movement-electrical signal transducer system, particularly for vehicle wheel anti-block transducer systems |
| 05/30/1978 | US4091662 Apparatus for testing the performance of electric motors |
| 05/23/1978 | US4091326 Method and apparatus for equipotential plane detection |
| 05/23/1978 | US4091314 Circuit apparatus for enabling use of an a-c tachometer as the speed signal from a bi-directional d-c machine |
| 05/23/1978 | US4090592 Wheel speed sensor for drive axle |
| 05/16/1978 | US4090099 Point sensor mounting apparatus |
| 05/09/1978 | US4088943 Brushless DC tachometer circuit |
| 05/02/1978 | US4087710 Pulse train disc |
| 05/02/1978 | US4087700 Monitoring apparatus for a textile machine |
| 05/02/1978 | US4086993 Transmission overspeed inhibitor |
| 04/25/1978 | US4086647 Amplitude responsive speed switch control |
| 04/25/1978 | US4086563 Wheel slippage monitor |
| 04/25/1978 | US4086532 Speed responsive and indicating system |