The very first "tricycle" was made in 1655 by a disabled German man who wanted to maintain his mobility. It was powered by hand cranks. The first tricycle to be powered by pedals was made in 1789 by two French inventors.
You can ride a peddle tricycle on a UK road. If you mean a powered tricycle then you can, provided that it is taxed, registered, MOT'd and insured.
They are hand powered. You use your hand to wind a dynamo.
Nicolas-Joseph Cugnot built the first automobile in 1769, it was a steam powered tricycle
Powered hand tools are powered by an electric motor or by air pressure from a compressor. Non-powered are driven by your hands, ie -a simple screwdriver.
It's a tricycle, or trike for short version. Same name whether pedal powered or driven by an engine.
Hand
According to Arizona State Laws cyclists have the exact same rights as motorists. One specific example is ARS 28-644 states cyclists must stop for traffic lights and at stop signs. Another example ARS 28-792 and ARS 28-904 states that cyclists must yield to pedestrians at crosswalks and on sidewalks.
they are tools that fit in, and are powered by your hands.
small gins hand powered, larger one by horse or water wheel
Nearly all his life he was a dedicated cyclist, most often using a tricycle.
the tricycle is a three wheeled bike