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spur gear

See more synonyms for spur gear on Thesaurus.com
noun Machinery.
  1. a gear having straight teeth cut on the rim parallel to the axis of rotation.
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Origin of spur gear

First recorded in 1815–25
Also called spur wheel.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for spur gear

Historical Examples

  • 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
  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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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