Originally Posted by
CB HI
Where do we draw the line?
Is a hand cycle a wheelchair or a bike?
Is a recumbent a wheelchair or a bike?
Is an adult tricycle with chair style seat a wheelchair or a bike?
Is a wheelchair racer
http://howtoadapt.com/RacingWheelchair/1.jpg , a wheelchair or a bike?
I would side with, letting the operator decide.
But in this case it is a motorized wheelchair. Seems to me all your examples are human powered wheeled devices. That gives a dividing line, power source. If we allow powered then is a moped ok? A scooter? A rice rocket? A Harley?