Description of Craddock's patent universal condensing steam engine. To which is appended the relative economy it will produce upon the present modes of generating and using steamSimpkin, Marshall & Company, 1847 - 80 pages |
Common terms and phrases
air pump air vessel ANGULAR-SET apertures axis boiler pump bottom communicate compared condenser or atmosphere Condensing Steam Engine connecting rods convey Cornish Engine Cornish system cost of coke crank pin cylinder engine described in Drawing desirable diminished DOUBLE-CYLINDER drawing shews economy Example exhaust pipe leading exhaust steam face Fahrenheit FORTY-HORSE POWER fuel gallons per day head heating surface high-pressure cylinder high-pressure steam hollow increase of volume invention locomotive low-pressure cylinder mode motion numbers obtained passes piston rods ports Pounds and decimal pounds sterling power per annum pressure cylinder quantity of coal railway refer the reader represented results brought saving screw screw propellers seen in fig sensible heat shaft Shewing the relative shewn in column small cylinder Specification square inch STATIONARY ENGINE steam box steam chest steam pipe steam valves stroke stuffing boxes supposed Table tubes Universal Condensing vacuum volume due vulcanised weight whilst the steam
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Page 10 - placed one at the top and the other at the bottom of the
Page 12 - the connecting rod from the high-pressure cylinder which takes hold of the hind driving wheel, and d the connecting rod taking hold of the front driving wheel. The valve here used is the same as that
Page 34 - cost of coke on the railways open in 1845, as brought out according to the note at the head of the table. £286,487. £273,790. 2. Saving per cent, on the cost of coke.
Page 12 - a plan; fig. 3 a view of the front end, fig. 4 a view of the back end, fig. 5 a section right across the cylinders, and fig. 6 a sectional
Page 12 - are the steam pipes leading from the steam dome to the highpressure cylinders. These steam pipes are conveyed down within the casing of the boiler, as
Page 13 - more or less pressure is thrown on the pulleys, the condenser will be driven faster or slower, as may be required, whilst the spring balance
Page 13 - indicate the amount of power at any time required to drive it. i represents the air-pump; m the crank shaft of the small engine;
Page 12 - The motion for working the valves in this engine is obtained in the usual manner, from the eccentrics j upon the front axle.
Page 36 - in the general combination and arrangement of parts of which the same consists, whereby