Tricycle
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A tricycle, sometimes abbreviated to trike, is a human-powered three-wheeled vehicle.
Some tricycles, such as cycle rickshaws and freight trikes, are used for commercial purposes, especially in the developing world, particularly Africa and Asia. Wikipedia
Application: Transportation
Classification: Vehicle
Components: Frame, Wheels, Tires, Saddle, Handlebar, Pedals, Drivetrain
Configurations: Delta, Tadpole
Fuel source: Human-power
Types: Upright, Recumbent, Hand-crank, Tandem, Rickshaw, Freight, Children's, Drift, Hand and Foot, Tilting
Wheels: 3