Machine drawing, a practical guide to the standard methods of graphical representation of machines, including complete detail drawings of a duplex pump and of a direct-current generator (1920)
Griffin, Charles Lewis, 1867- [from old catalog], Adams, Charles Clyde, 1882- [from old catalog] joint author · Chicago, American technical society · leaf 150
de of pitch circle of gear A,generates the epicycloid PF, which forms the faces of the teeth ongear A. In like manner the circle whose center is D, by rolling onthe inside of the pitch circle of gear A> generates the hypocycloidPG, which forms the flanks of the teeth on A; and by rolling on… … Fig. 114. Construction of Ep.cycloidal Gears the direction shown by the arrow, the flanks of its teeth act on thefaces of the teeth on A from the point where they first come incontact until the point of contact reaches the pitch point; and fromthe pitch point on until the contact ceases, the faces…
Machinery
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