Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 329
1303. SIMPLE FRICTION PULLEY.—The self-acting clutch arms act upon the pulley rim inone direction only. When shaft motion is reversed,the pulley is free. … 1304. FRICTION CLUTCH.—A conical-grooved pulley and clutch rim. The clutchslides on the shaft and feather, and is controlledby a lever and carrier in the grooved hub.
Mechanical movements
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