Pitman
(redirected from pitmans)Also found in: Dictionary, Thesaurus.
Pitman
Sir Isaac. 1813--97, English inventor of a system of phonetic shorthand (1837)
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
pitman
[′pit·mən] (engineering)
A worker in or near a pit, as in a quarry, mine, garage, or foundry.
On a pumping unit, an arm connecting the crank with the walking beam for converting rotary motion to reciprocating motion.
(mechanical engineering)
In an automotive steering system, the arm that is connected to the shaft of the steering gear sector and the tie rod, and swings back and forth as the steering wheel is turned. Also known as pitman arm.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.