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internal gear

American  

noun

Machinery.
  1. a gear having teeth cut on an inner cylindrical surface.


Example Sentences

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Improvements in gears—synchromesh transmission, four speed internal gear transmission, quiet second gear.

From Time Magazine Archive

The properties of a hypocycloid were recognized by James White, an English engineer, in his geared design which employed a pivot located on the pitch circle of a spur gear revolving inside an internal gear.

From Kinematics of Mechanisms from the Time of Watt by Eugene S. Ferguson

A solid disc or housing fitted against both ends of the pinion to prevent the internal gear from working off sideways.

From The 1893 Duryea Automobile In the Museum of History and Technology by Donald H. Berkebile

It is driven by epicyclic gearing, the cam being driven by an internal gear machined integrally with it, the cam being turned at 7⁄8 times the engine speed.

From Aviation Engines Design?Construction?Operation and Repair by Victor Wilfred Pag?

The face plate is 12 feet diameter, cast with internal gear at the back.

From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose

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