Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 8
ables us to define theodontoid, or pure tooth curve, for thecontact of the pitch lines at the pitch pointis continuous and progressive, and, if thetooth curves are to transmit the same motion,their normals must be arranged in a contin- uous and progressi. e manner. The normalsnl, as in Fig. 3, must… … Fig. 3. Odontoids consecutive, and the definition is not alaw by itself, but an expression of the givenuniversal law. It is seen that the odontoid is inseparablyconnected with its pitch line, and that thesame curve may be an odontoid with re-spect to one pitch line, and not with respectto some…
Gearing
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