(n) wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed, Syn.geartrain, gear, train, power train
The Collaborative International Dictionary of English (GCIDE) v.0.53
2. (Mach.) The parts by which motion imparted to one portion of an engine or machine is transmitted to another, considered collectively; as, the valve gearing of a locomotive engine; belt gearing; esp., a train of wheels for transmitting and varying motion in machinery. [ 1913 Webster ]
Frictional gearing. See under Frictional. -- Gearing chain, an endless chain transmitting motion from one sprocket wheel to another. See Illust. of Chain wheel. -- Spur gearing, gearing in which the teeth or cogs are ranged round either the concave or the convex surface (properly the latter) of a cylindrical wheel; -- for transmitting motion between parallel shafts, etc. [ 1913 Webster ]
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