A Treatise on the Steam Engine: In Its Application to Mines, Mills, Steam Navigation, and RailwaysLongman, Brown, Green, and Longmans, 1847 - 258 страници |
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Страница 8
... Breadth between bearings 3 feet ; breadth of beam 2 feet ; depth of beam at centre 74 inches ; depth at ex- tremities 60 inches . E is the lever wall ; F F the beams which support the cylinder , or rather which keep it down , and which ...
... Breadth between bearings 3 feet ; breadth of beam 2 feet ; depth of beam at centre 74 inches ; depth at ex- tremities 60 inches . E is the lever wall ; F F the beams which support the cylinder , or rather which keep it down , and which ...
Страница 26
... breadth and depth in inches , and / the distance 4.5 x b de S between the supports , in feet , and putting 4.5 for 4 ft . 6 in . , we have -breaking weight in lbs . , - the value of S being taken from the Table above . For example ...
... breadth and depth in inches , and / the distance 4.5 x b de S between the supports , in feet , and putting 4.5 for 4 ft . 6 in . , we have -breaking weight in lbs . , - the value of S being taken from the Table above . For example ...
Страница 27
... breadth and depth . Weight or gravity is that property in a body by which it endeavours to fall downwards and gain the lowest place ; it is called absolute gravity when the body descends in free space , and relative gravity when it ...
... breadth and depth . Weight or gravity is that property in a body by which it endeavours to fall downwards and gain the lowest place ; it is called absolute gravity when the body descends in free space , and relative gravity when it ...
Страница 54
... breadth , height , and surface for the different powers . Fig . 44. represents the boilers erected by Messrs . Maudslay and Field at the London terminus of the Blackwall Railway . One set of them is on the Cornish plan , and the other ...
... breadth , height , and surface for the different powers . Fig . 44. represents the boilers erected by Messrs . Maudslay and Field at the London terminus of the Blackwall Railway . One set of them is on the Cornish plan , and the other ...
Страница 66
... breadth of each boiler 7 feet 6 inches , making the total breadth of the boilers about 22 feet 8 inches , with projections of rivet heads . Length of under furnaces 8 feet ; length of upper furnaces 7 feet 6 inches . Breadth of furnaces ...
... breadth of each boiler 7 feet 6 inches , making the total breadth of the boilers about 22 feet 8 inches , with projections of rivet heads . Length of under furnaces 8 feet ; length of upper furnaces 7 feet 6 inches . Breadth of furnaces ...
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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