Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 37
k. See No. 27 for the power. 41. CHINESE SHAFT DERRICK.—The sheaves suspended from the upper part of thederrick legs allows the bucket to be raisedabove the mouth of the shaft or pit by thedifferential windlass. 42. COMPOUND WEIGHT MOTOR, for a limited fall. The power is only equal to one- The time… … 44. SPANISH WINDLASS.—Much used onover-truck frames for suspending the load. 45. ROPE GRIP HOOK—for takinga temporary bite on a hawser. 46. GUYwire rope. ROPE CLIP and Thimble—for ^^^^^^^^>^ 47. ROPE END, with thimble,clip, and yarn seizing.
Mechanical movements
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