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Woodruff key

noun

, Machinery.
  1. a key having the form of a nearly semicircular disk fitting into a recess in a shaft.


Woodruff key

/ ˈwʊdrʌf /

noun

  1. a semicircular key restrained in a curved keyway in a shaft
“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


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Word History and Origins

Origin of Woodruff key1

Apparently after the proper name
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Word History and Origins

Origin of Woodruff key1

C19: named after the Woodruff Manufacturing Co , in Hartford, Connecticut, who first manufactured it in 1892

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