spur gear

American  

noun

Machinery.

1. a gear having straight teeth cut on the rim parallel to the axis of rotation.

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spur gear British  

noun

1. a gear having involuted teeth either straight or helically cut on a cylindrical surface. Two such gears are used to transmit power between parallel shafts

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Etymology

Origin of spur gear

First recorded in 1815–25

Example Sentences

See Examples For:

spur gear

The magnetos are very accessibly located on a bracket on the spur gear cover.

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

The dynamo is placed in the center of the car, beneath the floor, and through intermediate spur gear drives by a steel chain on to one axle only.

From Scientific American Supplement, No. 388, June 9, 1883 by Various

If the cam-shaft is parallel to the crank-shaft, simple spur gear or chain connection may be used to turn it.

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

The boiler was of cast-iron, with a one-cylinder engine, spur gear and a fly-wheel on one side.

From Lectures on Popular and Scientific Subjects by Earl of Caithness John Sutherland Sinclair

There are two spur gear changes, either of which may be used and which give a very wide range.

From Illustrated Catalogue of Cotton Machinery by Company, Howard & Bullough American Machine