Plug-In Electric Tricycle

 Plug-in electric tricycle, an environmentally friendly vehicle for the modern-living urban inhabitant, combines the advantages of a motor scooter with those of a car – small and agile but still comfortable and secure. The driver is protected by a frame, which surrounds the head and can be folded upward . The energy of the wheel hub motor comes from a battery pack under the seat.
Car sharing concepts are the future of urban mobility, so P.I.E.T. will be available at many charging stations.

Read more:  http://www.cars-show.org/cars/electric-tricycle-concept.html

via: coroflot

Hodge Hawk Three-Wheeler Concept

The Hawk Concept, was designed by New Zealand native, Alex Hodge. With a body molded from fiberglass and an all-glass roof-door, this futuristic concept is here to sway heads. It is powered by a 999cc V-Twin engine that generates 120-horsepower.

More info: http://www.gadgetsavy.com/gadgets/automobile/468-best-three-wheeler-cars-bikes.html