A constant strain spring compensation device
A cost effective system for supplying solar electricity to...
A device for reducing the likelihood of damage to a trailing...
A method and system for predicting failures in a power...
A method for detecting a locked axle on a locomotive ac...
Ac drive system for electrically operated vehicle
Ac drive system for electrically operated vehicle
Ac motor control for a vehicle having a multi-speed...
Ac variable speed driving apparatus and electric vehicle...
Adapted trailer, designed to enable extended use of electric...
Air gap controlling system for linear motor
Air motor
Alignment of motor-driven machines
All terrain vehicle with dynamic braking
All-electric a.c. tractor
An automobile inertia kinetic energy regenerations system
An electrical bus system
An electrochemical propulsion system
An improved starting-stopping structure of magnetic braking...
Anti rollback system for an electric motor and method therefor