Power control dating wheel
This makes the design more of a modern day highchair or portable throne for the wealthy rather than a modern day wheelchair for the disabled.
In 1887, wheelchairs ("rolling chairs") were introduced to Atlantic City so invalid tourists could rent them to enjoy the Boardwalk.
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They may include specialized seating adaptions, individualized controls, and may be specific to particular activities, as seen with sports wheelchairs and beach wheelchairs.
The most widely recognised distinction is between powered wheelchairs ("powerchairs"), where propulsion is provided by batteries and electric motors, and manually propelled wheelchairs, where the propulsive force is provided either by the wheelchair user/occupant pushing the wheelchair by hand ("self-propelled"), or by an attendant pushing from the rear ("attendant propelled").
The wind is a source of free energy which has been used since ancient times in windmills for pumping water or grinding flour.
The technology of high power, geared transmissions was developed centuries ago by windmill designers and the fantail wheel for keeping the main sales pointing into the wind was one of the world's first examples of an automatic control system.