LandOfFree - US Patents - Listing for Electricity: motive power systems

Electricity: motive power systems – Synchronous motor systems – Brushless motor closed-loop control

Pump controller system and method

Electricity: motive power systems – Motor load – armature current or force control during...

Pump controller system and method

Electricity: motive power systems – Constant motor current – load and/or torque control

Pump controller system and method

Electricity: motive power systems – Motor-reversing

Pump motor and motor control

Electricity: motive power systems – Induction motor systems – Primary circuit control

Pump system with liquid cooling operation

Electricity: motive power systems – Synchronous motor systems – Hysteresis or reluctance motor systems

Pump-motor apparatus

Electricity: motive power systems – Induction motor systems – Primary circuit control

Pumping system

Electricity: motive power systems – Induction motor systems – Braking

Pumping-up generator/motor system and method of operation of the

Electricity: motive power systems – Automatic and/or with time-delay means – Movement – position – or limit-of-travel

Push button control for motorized coverings with light control

Electricity: motive power systems – Positional servo systems – Pulse-width modulated power input to motor

PWM circuit

Electricity: motive power systems – Plural diverse motor controls – Running-speed control

PWM control circuit for a DC brushless fan

Electricity: motive power systems – Induction motor systems – Primary circuit control

PWM control in the pulse dropping region

Electricity: motive power systems – Induction motor systems – Primary circuit control

PWM control of motor driver

Electricity: motive power systems – Limitation of motor load – current – torque or force

PWM controlled motor drive

Electricity: motive power systems – Positional servo systems – Pulse-width modulated power input to motor

PWM controller for an electrical load

Electricity: motive power systems – Induction motor systems – Primary circuit control

PWM inverter apparatus for controlling rotating magnetic flux in

Electricity: motive power systems – Synchronous motor systems – Armature winding circuits

PWM Inverter control and the application thereof within electric

Electricity: motive power systems – Induction motor systems – Primary circuit control

PWM inverter controller with wave form memory

Electricity: motive power systems – Induction motor systems

PWM motor drive apparatus with increase of low speed capability