Tricks, tips, tutorials, pictures and words

Windup technologies
Gravitational engine Chernogorova - RU 94031527
Nedd Luddite is not yet dead
George M. Bajszar gravityengine
JAMES THOMPSON - Washing machine
Modern Mechanix - Putting Nature's Power to Work
perpetual motion machine
veljko milkovic
Chas Campbel - pulsed Gravity wheel
Scott F. Hall
Finsrud's superconductive bearings
Scott F. Hall's Gravity Wheel Perpetual Motion Machine
Gravity Engine
Beverly Clock
gravity motor
Dr Peter Lindemann about Milkovic two stage mechanical oscillator
Fuel-Less Gravity Powered Airplane
Low energy magnetic actuator
Gaspare Malinverno - gravity engine
gravity engine
Gravity Motor Dud Might Work as Magnet Motor Platform