spur gear


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

Origin of spur gear

1
First recorded in 1815–25

Words Nearby spur gear

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use spur gear in a sentence

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

    Aviation Engines | Victor Wilfred Pag
  • It will be seen that the sixteen cams are forged integrally with the shaft and that it is spur-gear driven.

    Aviation Engines | Victor Wilfred Pag
  • The makers claim that lost motion can be taken up in a bevel gear much better than in a spur gear.

    Farm Engines and How to Run Them | James H. Stephenson
  • The boiler was of cast-iron, with a one-cylinder engine, spur gear and a fly-wheel on one side.

    Lectures on Popular and Scientific Subjects | John Sutherland Sinclair, Earl of Caithness
  • There are two spur gear changes, either of which may be used and which give a very wide range.

    Illustrated Catalogue of Cotton Machinery | Howard & Bullough American Machine Company, Ltd.

British Dictionary definitions for spur gear

spur gear

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