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 745
wear, etc. The operation of this portion of the machine may be briefly described as follows : Upon the sleeveB, Fig. 3772, are carried two arms D D\ Fig. 3771, terminating in ends with curved slots; on the endD is carried a steel pointer d. Upon B is fitted a toothed wheel secured from motion by… … SCREW-CUTTING MACHINES. 713 wheels are driven by two pinions FF on the pulley-shaft, of which the former is keyed fast, whilethe latter runs loose. F terminates at one end in a friction-clutch fitting into a recess in the leg ofthe machine, while at its other end it is provided with a leather disk…
Mechanical engineering -- Dictionaries
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