Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 842
be made to drive a pinion of seventeeth. And although in a wheel which has more thau 50 teeth the pitch angle would be found greaterthan the thickness of a tooth, still it would be less than that which should contain the thickness and thespace together; hence the angle which would be found due to… … This problem is often more conveniently solved organically, when the teeth of the wheel and pinionare formed in the usual manner. Thus in Fig. 2045, let c B to be the angle through which it is desiredthat the contact of the tooth a m should continue after passing the line of centres; then as the…
Mechanical engineering
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