Machine tool and method for operating a machine tool
Mass flow rate control system and method
Method and apparatus for controlling a physical parameter
Method and apparatus for controlling motor
Method and apparatus for controlling single or polyphase a.c. po
Method and apparatus for controlling the speed of a motor
Method and apparatus for DC motor speed control
Method and apparatus for DC motor speed monitoring
Method and apparatus for detecting deviation of motor speed from
Method and apparatus for determining a critical dwell time for u
Method and apparatus for determining and adjusting torque in an
Method and apparatus for generating accurate fan tachometer...
Method and apparatus for producing a speed control voltage for d
Method and arrangement for a high voltage single-stage variable
Method and circuit configuration for controlling a polyphase...
Method and circuit for the automatic control of the speed of a D
Method and control circuit for driving an electric motor of...
Method and device for controlling a heat-dissipating fan for...
Method and device for measuring rotary speed
Method and device for measuring rotary speed