Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 57
RX W „ ^33,000radius of the lever in feet. R = revolutions per minute. W = weight on the scale. 48 MEASUREMENT OF POWER. 141. MEASUREMENT OF POWER.—The Rope Brake. Several ropes over a pulley-gathered in a knot, to which is hung a specificweight less than the range of the spring scaleattached to…
Mechanical movements
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