Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 143
469. SAW-MtLL WATER WHEEL andflume, h At h represents the head of water.The total head in feet multiplied by the weightof water discharged per minute equals the foot-pounds of power. Efficiency about sixty percent. … 470. BREAST WATER WHEEL.—Power equals about forty per cent, of the value ofthe water-fall flowing through the gate. Thisform should have housed buckets.
Mechanical movements
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