wheelwork

Types:

gear, gearing, geartrain, power train, train

wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed

epicyclic gear train, epicyclic train

a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis

reduction gear

gearing that reduces an input speed to a slower output speed

Type of:

mechanical device

mechanism consisting of a device that works on mechanical principles