A handbook on the teeth of gears, their curves, properties, and practical construction (1890)
Grant, George B. (George Barnard), 1849-1917 · Lexington, Mass., Lexington Gear Works · leaf 20
antage over every other known or pos-sible curve. The curve of any gear tooth must of necessity be a rolled curve formedby a fixed object attached to the plane of or moving with some curve thatrolls upon the base curve of the tooth, and, as the involute is the infiniteform of any rolled curve, it… … EPICYCLOIDS. ITS UNIFORM PRESSURE AND FRICTION. The point of contact of the two involutes C and D will always be upon thestraight line of action mn, the common tangent of the two base circles,commencing at its point of tangeucy with one circle, and ending at the samepoint on the other. The direct…
Gearing
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