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 770
it. At B is the washer. In order to accommodate the motion of the hook to the action of thetake-up—or in other words, to produce a variable motion between the driving-shaft and the hook-shaft, so that while the velocity of rotation of the former is uniform, that of the latter shall be 3833. … 3839. alternately accelerated and retarded—an ingenious variable-motion device is used, which is illustrated in Fig. 3887. It consists of a circular disk 81, revolving in a fixed yoke 80, and eccentric to the axes of the driving- and hook-shafts, which lie in the same line. On opposite sides of the…
Mechanical engineering -- Dictionaries
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