Beale, Oscar James, Brown & Sharpe Manufacturing Company (Providence, R.I.) · Providence, R.I. : Brown & Sharpe Mfg. Co. · leaf 65
FIG. 18-WORM AND WORM-WHEEL me thread of Wopm is left-handed ; Worm is single-threaded 4G BROWN & SHAEPE MFG. CO. … PKOVIDENCE, R. I. 47 actly what is meant by circular pitch. Linear pitchhas the advantage of being an exact use of languagewhen applied to worms and racks. The number ofthreads to one inch linear, is the reciprocal of the linearpitch. Multiply 3.1416 by the number of threads to oneinch, and the…
Gearing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
