Wheelchair

Details Wheelchair Wheelchair

1990-08-13

1993-02-09

Hill, Mitchell J.

Land vehicles

Wheeled

Occupant propelled type

2802421, 280244, B62M 114, B62M 116

Patent

active

051848376

ABSTRACT:
An improved wheelchair which allows the wheelchair occupant to travel easier and faster over varied terrain, for longer distances and in a more sanitary environment. The invention includes a wheel for providing rolling ability to the wheelchair. A support is connected to the wheel for supporting the occupant of the wheelchair. A drive assembly is included for applying rotational force to the wheel. The drive assembly includes a gearing assembly for varying the ratio of rotational movement of the wheel to the movement of the drive assembly.

REFERENCES:
patent: 735113 (1903-08-01), Kelland et al.
patent: 838228 (1906-12-01), Williams
patent: 3869146 (1975-03-01), Bulmer
patent: 4283069 (1981-08-01), Citelli
patent: 4682784 (1987-07-01), Anderson

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