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epicyclic train
noun
, Machinery.
- a train of gears or pulleys in which one or more of the axes revolve about a central axis.
epicyclic train
noun
- a cluster of gears consisting of a central gearwheel with external teeth (the sun), a coaxial gearwheel of greater diameter with internal teeth (the annulus), and one or more planetary gears engaging with both of them to provide a large gear ratio in a compact space
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Word History and Origins
Origin of epicyclic train1
First recorded in 1885–90
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Example Sentences
All the variable speed gears at present made consist of toothed wheel mechanism either at the hub or crank-bracket, and nearly all are based on the same epicyclic train of toothed wheels.
From Project Gutenberg
In both classes, the action involves the use of some sort of epicyclic train, since the motions to be explained are both orbital and axial.
From Project Gutenberg
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