internal gear

noun

Machinery.

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

Example Sentences

It does require a slight pause between downstrokes to allow the internal gear hub to complete the shift, which is disconcerting at first.

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

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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.

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

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

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