Beale, Oscar James, Brown & Sharpe Manufacturing Company (Providence, R.I.) · Providence, R.I. : Brown & Sharpe Mfg. Co. · leaf 47
y run cor-rectly with one of these 15-tooth templet gears. Fiveor six teeth are enough to make in a gear templet. Double-CURVE Rack.—Let us draw a rack 3 P Doubie-curvo -rr ■ 1 ..-,-, „ Rack, Fig. 13. Jlavmg o blamed data of teeth we proceed as follows: 1. Draw pitch line and point it off in parts… … ADDENDUM LINE. ,0R CENTERS OF ARCS OF TOOTH Fl PITCH LINE. LINE FOR CENTERS OF ARCS OF TOOTH FACES. WORKING/DEPTH LINE. WHOLE DEPTH LINE RACK, 3 P.P=3 p/= 1.0472 t = .5236 .3333 D= .6666 S+/= .3857 D+/== .7190 IPig. 13 DOUBLE CURVE RACK. iPROViDENCE, K. I, 5^9 3. About T make precisely the same…
Gearing
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