Manual control of third rail power knockout

Maritime power supply system

Materials transport system having inductive power transfer

Means for feeding electric power to track guided vehicles

Means of stringing trolley wires

Mechanism for assuring registration and contact between multiple

Method and apparatus for charging a plurality of electric vehicl

Method and apparatus for controlling a transfer car from a remot

Method and apparatus for inhibiting tangling of cables

Method and arrangement for controlling cable winding and unwindi

Method and device for power supply to an electric motor vehicle

Method of and apparatus for regulating the brush contact pressur

Mine vehicle trolley pole

Miniature retractable cord reel

Minimum-joint electrified rail system

Mobile phone battery charger with power cord winding mechanism

Mobile power center with self-retracting cord

Modular power line for an electric vehicle

Mounting assembly for electrically conductive rail

Moving contact