Linear motor traction drive for wheeled vehicle - uses varying magnetic field between inner non-rotating part of vehicle wheel and tyre with attached core
DE4114710A1
Hub brake for wheelchair - is actuated by lever and connecting rod and is unaffected by tyre pressure
DE4114711A1
Folding wheelchair with links of adjustable length - which enable width of seat to be adjusted
DE3443490A1
Adjustable backrest for a wheelchair
DE3338280A1
Sports and games appliance, especially for the disabled
DE2822869A1
Multiple format transportation system - has large drive wheels flanking passenger and power capsule also rollers for suspended track
