Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 11
Unsymmetrical teeth Fig.-14. … Complete teeth 23.—nSTTERCHANGEABLE RACK TOOTH. tween face and flank. We then have the im-portant practical fact that the four odontoidsof the interchangeable rack tooth are alike. When the pitch line is a circle the flanks ofthe tooth are not like the faces, but when itis a straight line there is…
Gearing
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