Chain Pump

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“It consists of a number of square pieces of board, or of thin iron, connected together through their centres by iron rods, so that they can have no lateral motion..The ascending side of this chain passes through a square box, to which these pieces or buckets are closely fitted...” -Comstock 1850


water, chain, pump


Fluid Pumps


J. L. Comstock A System of Natural Philosophy: Principles of Mechanics (: Pratt, Woodford, and Company, 1850) 132


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