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pitch surface
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noun
(in a gear or rack) an imaginary surface forming a plane (pitch plane ), a cylinder (pitch cylinder ), or a cone or frustrum (pitch cone ) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
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Origin of pitch surface
First recorded in 1885–90
Words nearby pitch surface
pitch pipe, pitchpole, pitchpot, pitch shot, pitchstone, pitch surface, pitch woo, pitchy, pit dwelling, piteous, Pitesti
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023