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Showing results for spur gear. Search instead for star gear.

spur gear

American  

noun

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


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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of spur gear

First recorded in 1815–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Now a spur gear, as well as a pinion, has three diameters; one measurep.

From Practical Mechanics for Boys by Zerbe, James Slough

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 John Sutherland Sinclair, Earl of Caithness

The flange and web have an average thickness of 4 mm. or 5⁄32′′ and the web is drilled full of holes interposed between the spur gear mounted on the cam-shaft and the cam-shaft gear.

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

In electric cranes the motor is connected to the barrel, either in a similar manner by spur gear or by worm gear.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 "Coucy-le-Château" to "Crocodile" by Various

On the same central pin as c is the pinion d driving a spur gear e′′.

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

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