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 MechanicsJ. Taylor, 1826 - 300 pages |
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Page 27
... centre of which the piston - rod work- ed air - tight . The force of steam was then substituted for that of the atmosphere , and at a pressure of more than fif- teen pounds on the inch ; so that when a vacuum was formed beneath the ...
... centre of which the piston - rod work- ed air - tight . The force of steam was then substituted for that of the atmosphere , and at a pressure of more than fif- teen pounds on the inch ; so that when a vacuum was formed beneath the ...
Page 32
... centre , was in the colonies , a trial of this plan might perhaps be made with advantage . While exercising its mechanical functions of grinding , mashing , or squeez- ing the canes , it would be converting ordinary into strong spirit ...
... centre , was in the colonies , a trial of this plan might perhaps be made with advantage . While exercising its mechanical functions of grinding , mashing , or squeez- ing the canes , it would be converting ordinary into strong spirit ...
Page 37
... centre of the wheel . These , when closed , lay exactly on a level with its outer extremity , but when open fell down perpendicular to it . The wheel , thus formed , was enclosed in a case , which fitted it exactly , while the upper ...
... centre of the wheel . These , when closed , lay exactly on a level with its outer extremity , but when open fell down perpendicular to it . The wheel , thus formed , was enclosed in a case , which fitted it exactly , while the upper ...
Page 38
... centre of motion at the right angle , and the axis of it is supported by bearings screwed to the cistern ; and at the opposite end to that upon which the cylinder is placed , the horizontal arm of the triangle forms the working arm of ...
... centre of motion at the right angle , and the axis of it is supported by bearings screwed to the cistern ; and at the opposite end to that upon which the cylinder is placed , the horizontal arm of the triangle forms the working arm of ...
Page 39
... centre of motion ; the upper end of the perpendi- cular arm moving backwards and forwards , thus by means of the connecting rods turning the cranks . The rods which descend from the bar , which is fixed across the top of the piston ...
... centre of motion ; the upper end of the perpendi- cular arm moving backwards and forwards , thus by means of the connecting rods turning the cranks . The rods which descend from the bar , which is fixed across the top of the piston ...
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Common terms and phrases
acting action admitted air-pump alternately annulus apparatus applied atmospheric engine axis beam boat bottom Boulton and Watt cast iron cast-iron boilers centre chimney cistern coal cock cold water communication condenser connected considerable construction consumed Cornwall crank cylinder diameter effect elastic vapour employed erected examined expansive force expense feet fire fly-wheel furnace furnished heat high-pressure engine holes Holyhead improvements invention lever London low-pressure machine machinery means mercury Messrs metal Meteor miles per hour mode navigation paddles parallel motion pass passage patent pipe piston piston-rod placed plate pounds pressure produced propelling pump purpose quantity raised ratchet-wheel reciprocating engine revolving river Thames rotatory motion round safety-valve sailing Savery's Saving fuel screws shaft side smoke Sovereign Sovereign seven steam engine steam packets steam vessel steam-boats stroke supply surface tion tube upper vacuum valve velocity Watt's weight wheel wind Woolf wrought wrought-iron boiler Wylam
Popular passages
Page 287 - Orders of The House, examined the matters to them referred; and have agreed to the following REPORT...
Page 6 - 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 foot high : one vessel of water rarefied by fire driveth up forty of cold water.
Page 59 - 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 290 - A Description and Draught of a new-invented Machine, for carrying Vessels or Ships out of, or into, any Harbour, Port, or River, against Wind and Tide, or in a calm.
Page 185 - ... vessel moves round, it is supplied with steam from the boiler, and that which has performed its office may either be discharged by means of condensers, or into the open air.
Page 56 - She had the most terrific appearance from other vessels which were navigating the river when she was making her passage. The first...
Page 100 - Resolved, That the Chairman be directed to move the House, that leave be given to bring in a Bill for enforcing such regulations as may be...
Page 287 - Metropolis, and to report their Observations thereupon ; together with the MINUTES of the EVIDENCE taken before them, from time to time, to the House...
Page 32 - Fourthly, I intend, in many cases, to employ the expansive force of steam to press on the pistons, or whatever may be used instead of them, in the, same manner as the pressure of the atmosphere is now employed in common fire-engines.
Page 258 - House, examined the matters to them referred; and have agreed to the following REPORT : YOUR Committee...