Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 576
r plates d and b, Fig. 8209, turn on their centres B and A, and when the tooth t tailsinto one of the notches in b, it moves b round one-tenth of its circumfen oce, as there are ten notches inthe wheel b. The spaces between the notches in b are arcs of the same rii i i that U i- always stationary… … 3209. G-
Mechanical engineering
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