A Course of Lectures on the Steam Engine: Delivered Before the Members of the London Mechanics' Institution |
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Page 2
... formed with commerce . How they bring contributions from a thousand sources , to render our merchants like princes , whilst the manufactures of our land , thus perfected , become solid riches , of which the more they are spread abroad ...
... formed with commerce . How they bring contributions from a thousand sources , to render our merchants like princes , whilst the manufactures of our land , thus perfected , become solid riches , of which the more they are spread abroad ...
Page 3
... formation of steam , by heating some water contained in a glass retort by the flame of a spirit lamp till it boiled . The tube of the retort was soon filled with a white cloud , but this , the lecturer observed , was not the colour of ...
... formation of steam , by heating some water contained in a glass retort by the flame of a spirit lamp till it boiled . The tube of the retort was soon filled with a white cloud , but this , the lecturer observed , was not the colour of ...
Page 8
... formed , into which the water rushed from the well by the pressure of the atmosphere on its surface . The handle R is used to give motion to the double valve I and Q , the former being intended to admit condensing water from the pipe ...
... formed , into which the water rushed from the well by the pressure of the atmosphere on its surface . The handle R is used to give motion to the double valve I and Q , the former being intended to admit condensing water from the pipe ...
Page 11
... formed in the cylinder , and the piston conse- quently descends by the pressure of the atmosphere on its exterior surface . The piston is made air- tight , not by employing leather , but by a packing of hemp . In this powerful apparatus ...
... formed in the cylinder , and the piston conse- quently descends by the pressure of the atmosphere on its exterior surface . The piston is made air- tight , not by employing leather , but by a packing of hemp . In this powerful apparatus ...
Page 12
... formed at the bottom of the cylinder or syringe we have been speaking of : one to communicate steam from a boiler ; another to admit a jet of cold water , to condense that steam during the interval in which the communication from the ...
... formed at the bottom of the cylinder or syringe we have been speaking of : one to communicate steam from a boiler ; another to admit a jet of cold water , to condense that steam during the interval in which the communication from the ...
Other editions - View all
Course of Lectures on the Steam Engine: Delivered Before the Members of the ... Charles Frederick Partington No preview available - 2017 |
Course of Lectures on the Steam Engine: Delivered Before the Members of the ... Charles Frederick Partington No preview available - 2018 |
Common terms and phrases
12 inches diameter aperture apparatus applied atmosphere axis barometer barrel beam Berwick upon Tweed boat body boiler boiling bottom Brown's gas bushel of coals carriages carrying Ships cistern cold water column communication condensed condensing steam engine connected construction consumed contrived conveyed crank cylinder density descend elastic employed equal experiment fluid foot high force formed gine Greenock guage guns hath heat Henry Bell high pressure steam horses immersed invention inventor Jonathan Hulls lecturer Letters Patent lever liquid loco-motive engine lower machine mechanical mechanical philosophy mercury miles minute mosphere motion move municate paddle wheels Partington Patent perfect phatically pipe piston placed pounds pounds weight pressed proportion pump purpose quantity of water raising water retort Savery's screw space specific gravity square inch steam boat steam engine steam vessels steam-boat surface tion tube upper vacuum valve vapour ventor Watt weight wind and tide
Popular passages
Page 6 - An admirable and most forcible way to drive up water by fire, not by drawing or sucking it upwards, for that must be as the philosopher calleth it, infra spheeram activitatis, which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it...
Page 30 - The trunk of an elephant that can pick up a pin or rend an oak is as nothing to it. It can engrave a seal, and crush masses of obdurate metal...
Page 27 - ... being unwilling to load my engine with a fly heavy enough to continue the motion during the ascent of the piston...
Page 60 - ... on pain of incurring such penalties as may be justly inflicted on such offenders for their contempt of this our Royal command, and of being answerable to the patentee according to law for his damages thereby occasioned...
Page 6 - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three quarters full of water, stopping and screwing up the broken end, as also the touch-hole, and, making a constant fire under it, within twenty-four hours it burst, and made a great crack...
Page 57 - 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, &c.
Page 25 - June, 1785, he took out a patent "for certain newly improved methods of constructing " furnaces or fire-places for heating, boiling, or evaporating " of water and other liquids which are applicable to " steam-engines and other purposes, and also for heating, " melting, and smelting of metals and their ores, whereby " greater effects are produced from the fuel, and the smoke is " in a great measure prevented or consumed...
Page 51 - P, the Pipe coming from the Furnace to the Cylinder. Q, the Cylinder wherein the steam is condensed. R, the Valve that stops the Steam from coming into the Cylinder, whilst the Steam within the same is condensed. S, the Pipe to convey the condensing Water into the Cylinder. T, a cock to let in the condensing Water when the Cylinder is full of Steam and the Valve, P, is shut. U, a Rope fixed to the Piston that slides up and down in the Cylinder. " Note. This Rope, U, is the same Rope that goes round...
Page 51 - ... a large pipe into a cylindrical vessel, and there condensed, makes a vacuum, which causes the weight of the atmosphere to press on this vessel, and so presses down a piston that is fitted into this cylindrical vessel in the same manner as in Mr. Newcomen's engine, 2 with which he raises water by fire.
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 feet high. One vessel of water rarefied by fire driveth up forty of cold water...