|5496226||Friction drive unit for riding lawn mowers and the like|
A variable speed friction drive apparatus for a lawn mower includes a pair of drive cones supported by a frame for rotational movement about a common first axis, and a pair of drums supported by carriages for rotation about axes transverse to the lengths ...
|5014565||Variable ratio transmission|
A variable ratio transmission unit includes at least one first transmission element mounted for rotation about a first axis, and at least one second transmission element in contact with the first element and mounted for rotation about a second axis. The f...
Apparatus for driving and steering an invalid chair, or other light wheeled vehicle, comprises a transverse drive transmission shaft (8) with end cones (9 and 10) which contact across the periphery respectively of each of a pair of road wheels (11 and 12)...