Hale, Joseph W. L. (Joseph Woodwell Ledwidge), 1886- · New York [etc.] McGraw-Hill book company · leaf 77
etool 1 in. along the work. If now we wish to cut 12threads per in., the spindle must revolve 12 times whilethe lead screw revolves 4 times. That is, turns of spindle _ 12 3 turns of lead screw 4 1 62 MECHANICS AND ALLIED SUBJECTS The gears on the lead screw and on the spmdle musttherefore have a… … Ic//er(usec/ mere/t/-hconnect gears s^andTf J Work be/n\ihreadec t Lead Screw Fig. 84. If the gear a on the stud has the same number of teethas gear p on the spindle, we have the ruleteeth of lead screw gear _ 3teeth of stud gear 1 GEARS, LATHE GEARING 63 The idler gear (c) is used to connect gears…
Mechanics, Applied
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