PITCH LINE


Meaning of PITCH LINE in English

Mach.

1. See pitch circle .

2. an imaginary line within the profiles of the teeth of a rack, such that it moves against, and at the same rate as, the pitch circle of an engaging pinion.

[ 1790-1800 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .