An Historical and Descriptive Account of the Steam Engine: Comprising a General View of the Various Modes of Employing Elastic Vapour as a Prime Mover in Mechanics; with an Appendix of Patents and Parliamentary Papers Connected with the SubjectJ. Taylor at the Architectural Library, 1822 - 277 pages |
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Page 73
... wrought - iron boilers were much less frequent than the cast - iron boilers , and in Wolfe's engines they were scarcely used at all . Should think that the cast - iron boilers would be cheaper than wrought , if made of equal strength ...
... wrought - iron boilers were much less frequent than the cast - iron boilers , and in Wolfe's engines they were scarcely used at all . Should think that the cast - iron boilers would be cheaper than wrought , if made of equal strength ...
Page 76
... wrought iron ; and the other end was cast iron . It ap- peared to have been previously of wrought iron , but , for some reason , the wrought iron end had been cut out , and a cast iron end substituted in its place . Was of opinion that ...
... wrought iron ; and the other end was cast iron . It ap- peared to have been previously of wrought iron , but , for some reason , the wrought iron end had been cut out , and a cast iron end substituted in its place . Was of opinion that ...
Page 80
... wrought iron.— There were no boilers cast in America . Presumed that might arise from their not having founderies in which they could cast them sufficiently large . They were all wrought - iron boilers , or copper : all which had to ...
... wrought iron.— There were no boilers cast in America . Presumed that might arise from their not having founderies in which they could cast them sufficiently large . They were all wrought - iron boilers , or copper : all which had to ...
Page 85
... wrought iron or upon wrought metal ; perhaps it would be better to include copper . - In the event of any accident happening to the boiler , the greatest mischief would be likely to arise from cast iron , because cast iron flew off in ...
... wrought iron or upon wrought metal ; perhaps it would be better to include copper . - In the event of any accident happening to the boiler , the greatest mischief would be likely to arise from cast iron , because cast iron flew off in ...
Page 86
... wrought - iron boiler might be rendered safe by the use of a column of mercury in a siphon or tube of sufficient size . When that mercury was displaced by the expansive force of the steam , which would be regulated by the height of that ...
... wrought - iron boiler might be rendered safe by the use of a column of mercury in a siphon or tube of sufficient size . When that mercury was displaced by the expansive force of the steam , which would be regulated by the height of that ...
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Common terms and phrases
accident acting admitted advantage air-pump annulus apparatus applied Architect Architecture atmospheric engine axis beam Boards boats boiling bottom Boulton and Watt burst bushel of coals Camborne cast iron cast-iron boilers chimney cistern coal cock cold water communication connected considerable constructed Cornwall crank cylinder diameter effect elastic vapour employed engraved equal erected examined expansive force expense feet fire flue fly-wheel Folio force of steam fuel furnace furnished gine Gothic Architecture heat high-pressure engine high-pressure steam Holyhead hundred impel improvement inch invention labour lever low-pressure engine machine means mercury Messrs metal mode navigation Octavo passing patent pipe piston piston-rod placed Plates ployed pounds pressure principle produced propelling pump purpose quantity Quarto raised rotatory motion Royal Arsenal safety safety-valve Savery's side smoke steam engine steam vessel steam-boats stroke sufficient surface tion tube upper vacuum valve Vitruvius Vols Watt's weight wheel wrought wrought-iron boiler
Popular passages
Page 167 - ... by enclosing it in a case of wood, or any other materials that transmit heat slowly; secondly, by surrounding it with steam or other heated bodies...
Page 25 - Committee appointed to inquire how far it may be practicable .to compel persons using Steam Engines and Furnaces in their* different works, to erect them in a manner less prejudicial to public health and public comfort...
Page 53 - Orders of The House, examined the matters to them referred; and have agreed to the following REPORT...
Page 46 - Committee of the House of Commons, appointed to inquire into the Bankrupt Laws ; and i This and the two preceding motions were lost by large majorities.
Page 9 - So that, having a way to make my vessels so that they are strengthened by the force within them, and the one to fill after the other, I have seen the water run like a constant fountain stream forty feet high.
Page 10 - He showed us his invention of writing, which was very ingenious ; also his wooden kalendar, which instructed him all by feeling ; and other pretty and useful inventions of mills, pumps, &c., and the pump he had erected that serves water to his garden, and to passengers, with an inscription, and brings from a filthy part of the Thames near it a most perfect and pure water.
Page 169 - ... the valves successively to give a circular motion to the wheel; the valves opening in the direction in which the weights are pressed, but not in the contrary. As the...
Page 41 - She had the most terrific appearance from other vessels which were navigating the river when she was making her passage. The first...
Page 98 - That the inspector shall examine such safety-valves, and shall certify what is the pressure at which such safetyvalves shall open, which pressure shall not exceed onethird of that by which the boiler has been proved, nor one-sixth of that which by calculation it shall be reckoned able to sustain : — That a penalty shall be inflicted on any person placing additional weight on either of the safetyvalves. 4. Resolved, That the Chairman be directed to move the House, that leave be given to bring in...