Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 12
and A L, Fig. 16. The arcof action is the distance ah on the pitch linethat is passed over by the tooth while it is inaction. The arc a 0 passed over while the point ofcontact is approaching the pitch point, iscalled the arc of approach, and 0 b, thatpassed over while the action is receding… … of the gear that acts as a driver is to be in-creased. When there is a limit line (16), itlimits the addendum and the arc of action. 10 Molding Processes. 26.—OBLIQUITY When a pair of teeth bear upon eachother, the direction of the force exerted be-tween them is that of the common normal0 p. Fig.…
Gearing
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