Electrical regulating device for speed control devices
Electrically controlled sliding window and proximity detector
Electrically-powered tool
Electromechanical chopper for speed control of battery powered d
Electromobile control device
Electronic clutch for electric tools of selectable speed
Electronic control circuit for command systems
Electronic controls
Electronic digitized proportional-integral controller
Electronic motor protection for variable speed motors
Electronic slip detector circuit
Electronic speed control systems for miniature direct current mo
Electronic speed regulator for a d.c. motor
Electronic variable speed automotive blower control system
Energy recovery system for cyclic drives
Error cancelling sync-off-tach tape drive system