A reduction drive is a mechanical device to shift rotational speed. A planetary reduction drive is a small scale version using ball bearings in an epicyclic arrangement instead of toothed gears.
Reduction drive (also with a transformation of the direction of rotation)
Rotax 582 pusher installation on a Quad City Challenger II, showing a toothed-belt reduction drive.
Strain wave gearing is a type of mechanical gear system that uses a flexible spline with external teeth, which is deformed by a rotating elliptical plug to engage with the internal gear teeth of an ou
Reduction drive
…the lube oil in the reduction gears stay this way a lube oil purifier will be installed with the drive. Types of reduction drives include cycloidal, strain wave gear, and worm gear drives…
Harmonic Drive SE strain wave gear set consisting of wave generator bearing (top left), flexspline cup (top right) and circular spline ring (bottom).