A Treatise on the Steam Engine: In Its Application to Mines, Mills, Steam Navigation, and RailwaysLongman, Brown, Green, and Longmans, 1847 - 258 páginas |
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... appears to have been but little explored by engineering authors , or , if explored , the public have not profited by the research . The practical part of the present work may , therefore , be regarded as a first attempt ; and if the ...
... appears to have been but little explored by engineering authors , or , if explored , the public have not profited by the research . The practical part of the present work may , therefore , be regarded as a first attempt ; and if the ...
Página 1
... appears to be , that the power of steam to raise water above its level was widely known in very ancient times , and appears to have been occasionally employed by the Greeks and Egyptians for trivial , or rather for unworthy , purposes ...
... appears to be , that the power of steam to raise water above its level was widely known in very ancient times , and appears to have been occasionally employed by the Greeks and Egyptians for trivial , or rather for unworthy , purposes ...
Página 2
... appears to have been accomplished by the Marquis of Wor- cester , and it was this single step that turned the toys of Hero and De Caus into a true and useful steam engine . The second epoch is distinguished by the employment of a vacuum ...
... appears to have been accomplished by the Marquis of Wor- cester , and it was this single step that turned the toys of Hero and De Caus into a true and useful steam engine . The second epoch is distinguished by the employment of a vacuum ...
Página 3
... appears extremely probable that the machinery employed by De Garay was merely the ancient olipile on a superior scale of mag- nitude , for the low state of the mechanical arts in his time , and the small mechanical refinement to be ...
... appears extremely probable that the machinery employed by De Garay was merely the ancient olipile on a superior scale of mag- nitude , for the low state of the mechanical arts in his time , and the small mechanical refinement to be ...
Página 4
... appears to have been of any avail was the fire engine of Captain Thomas Savery , who produced a vacuum by condensing steam in close vessels , and then applied the vacuum so obtained to the elevation of water . Savery , however , also ...
... appears to have been of any avail was the fire engine of Captain Thomas Savery , who produced a vacuum by condensing steam in close vessels , and then applied the vacuum so obtained to the elevation of water . Savery , however , also ...
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air-pump applied atmosphere axis axle bars beam blast pipe body boiler bolts bottom Boulton Boulton and Watt brass breadth cast iron centre chimney coal cock column condenser connecting rod Cornish crank crank pin cross-head cubic foot cylinder in inches depth diameter of cylinder dimensions distance eccentric rod eduction elastic force equal expansion experiments fire fire-box flue fly-wheel furnace gibs and cutter given gravity heating surface horse power inch=1 foot inches of mercury length of stroke lever locomotive engine means mechanical effect Messrs moving Multiply paddle parallel motion piston rod plate port practice pressure proportion pump quantity radius revolution revolutions per minute revolving ring rule screw Section shaft side side rod smoke space spindle square inch steam engine steam pipe steam vessels STEAMER stroke suppose temperature thickness tubes vacuum velocity Watt weight wheel