Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 59
140. WEBBER DYNAMOMETER. —A lever with cross arm on which twobevel gears are pinioned at right angles withthe bevel gear of the driving-shaft. Thepinions on the lever transmit the powerwhich is weighed by the resistance of thelevQr at the spring balance. The H. P. indicated is:B X 6.2832 X R X W _^… … 141. MEASUREMENT OF POWER.—The Rope Brake. Several ropes over a pulleygathered in a knot, to which is hung a specificweight less than the range of the spring scaleattached to the other end. The pounds ofrelief from the stated weight by the motion ofthe pulley, multiplied by the velocity of the…
Mechanical movements
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