Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 53
must be cut off at the arc W, drawn throughthe point F, from the center C. The whole pin is generally used, andwhen it is a roller it must be whole, and 50 Improved Pin Tooth. then interference can be avoided only bycutting away the tooth curve until it will al-low it to pass. The complete tooth… … Zine of action Fig, 77.
Gearing
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