Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 95
2278. »A . … Fig. 2271. A board is attached to the head, as in the preceding example, and passes between fric-tion-rolls. Motion from one to the other of the latter is communicated by cog-wheels B. The teethare always engaged, and hence the revolution is constant; but in order to cause the griping of theboard,…
Mechanical engineering -- Dictionaries
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