spur gear

noun Machinery.

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

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Also called spur wheel.

Origin of spur gear

First recorded in 1815–25

Words nearby spur gear

spunky, spunware, spur, spur blight, spur gall, spur gear, spur gearing, spur on, spur track, spur veins, spur wheel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for spur gear

  • 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

British Dictionary definitions for spur gear

spur gear

spur wheel

noun

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