Speed detecting apparatus

Speed detecting apparatus including a multi-coil device

Speed detecting device

Speed detecting method and apparatus

Speed detection apparatus having magnetic rotor with two magneti

Speed detector and indicator for DC motors

Speed detector device for elevator

Speed detector for sewing machines

Speed detector for use with miniature DC motor

Speed detectors

Speed deviation detector for servo controlled disc mastering tur

Speed indication for pump condition monitoring

Speed measurement for an electrical permanent-magnet...

Speed measuring apparatus for indicating percentage of nominal f

Speed measuring system utilizing magneto-optic switch actuated b

Speed meter system for vehicle

Speed of rotation detection deice for wheel bearing

Speed responsive and indicating system

Speed sensing

Speed sensing circuit for underwater projectiles