Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 828
plane of the other wheel with the pitch circle of that wheel as its base, and if the actingmrfaces of the teeth on the two wheels be cut so as to coincide with these curves, they will be drivenby the intervention of these teeth in the same manner as they would by simple contact of their… … 826 GEERING. this property, that a line drawn from any point of their contact to the point of contact of the pitchrircles is a normal to both, which, as already shown, is the one necessaiy and sufficient condition.Further, it can be shown that a tooth of any form whatever being cut upon a wheel, it…
Mechanical engineering · Mechanics · Engineering
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