(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.
TAKE THIS QUIZ IF A DAZZLING VOCABULARY IS YOUR DESIDERATUM!
Question 1 of 7
What does “clement” mean?
Origin of pitch surface
First recorded in 1885–90
Words nearby pitch surface
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for pitch surface
The pitch-surface of a wheel lies intermediate between the points of the teeth and the bottoms of the hollows between them.