The Flying Platform
A fabulous way for picking up friends and nipping in to town. The flying platform was created in 1955 by the US Navy. It used a direct lift rotor aircraft, using contra-rotating ducted fans (controlled by the pilot shifting his body weight around).
Sadly development ceased because they were considered too impractical as combat vehicles due to their small size, limited speed and they barely flew out of the ground cushion effect. How different life could have been...
Film: Hovering UFO invention