A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine . No. 150. Seclioii of \e»shams No. 151 iiuLins Fire engine, A P. 1740. Chap. Modern English Engines. 335 No. 151 is an external view of one of Newshams engnnes al the limeof his death, as drawn by Mr. Lal)elye, the engineer of Westminsterbridge, and insejted by Desaguliers in tlie second vohiine of liis Ihilosc-phy, in 1744. ]t& general appearan
A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine . No. 150. Seclioii of \e»shams No. 151 iiuLins Fire engine, A P. 1740. Chap. Modern English Engines. 335 No. 151 is an external view of one of Newshams engnnes al the limeof his death, as drawn by Mr. Lal)elye, the engineer of Westminsterbridge, and insejted by Desaguliers in tlie second vohiine of liis Ihilosc-phy, in 1744. ]t& general appearance is far inferior to mcdern ones, bnithe essential parts—the pumps—were equal to those now used. Thestrong iron sliaft by which the pistons were raised and depressed was>continued along the top of the cistern, and to it the levers were securecas at j)resent; but in addition to the levers, sectors, like those that ni()Vr<lthe pistons, were also fastened to it—portions of two of these are shown iitne cut, and there were two others near the upright case : to their n])perparts, two long strips of plank, or trcddlcs, were suspended by shortchains, and on these planks, six men, who stood upon the cistern andheld by the hand rails, alternately threw their weigh
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Keywords: ., bookcentury1800, bookdecade1870, bookiddescriptiveh, bookyear1876
