crown wheel
a wheel next to the winding knob, having two sets of teeth, one at right angles to its plane.
any of various wheels having the form of a hoop or short cylinder with a serrated edge, as the escape wheel in a verge escapement.
Origin of crown wheel
1Words Nearby crown wheel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use crown wheel in a sentence
R is the crown wheel or balance wheel acting upon the pallets P and P', which form part of the verge V.
Watch and Clock Escapements | AnonymousPlate 147 shows us the oldest known arrangement of a crown-wheel escapement in a clock.
Watch and Clock Escapements | AnonymousAll these four face wheels are driven by a crown wheel, which is put in motion by a horse.
Travels Through North America, v. 1-2 | Berhard Saxe-Weimar EisenachWhen the teeth are arranged upon the radial or side face of the wheel, as in Fig. 4, it is termed a crown-wheel.
Modern Machine-Shop Practice, Volumes I and II | Joshua Rose
British Dictionary definitions for crown wheel
horology the wheel next to the winding knob that has one set of teeth at right angles to the other
the larger of the two gears in a bevel gear
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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