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, 1822 - 8 pages |
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Page vii
... pounds one foot high , or about sixty cubic feet of water in the same time ; while the power of a horse working eight hours per day , may be correctly averaged at 20,000 pounds . Smeaton states , that this animal , by means of pumps ...
... pounds one foot high , or about sixty cubic feet of water in the same time ; while the power of a horse working eight hours per day , may be correctly averaged at 20,000 pounds . Smeaton states , that this animal , by means of pumps ...
Page x
... pounds , two hundred and thirty - two feet in a minute ; and of working on an average eight hours per day . This is equivalent to the work of thirty - four men ; twenty - five square feet of canvas performing the average work of a day ...
... pounds , two hundred and thirty - two feet in a minute ; and of working on an average eight hours per day . This is equivalent to the work of thirty - four men ; twenty - five square feet of canvas performing the average work of a day ...
Page xi
... pounds of water one foot high with a single bushel of coals ; while the best engine on Newcomen's prin- ciple will raise ten millions , and Mr. Watt's engine upwards of thirty millions of pounds , the same INTRODUCTION . xi.
... pounds of water one foot high with a single bushel of coals ; while the best engine on Newcomen's prin- ciple will raise ten millions , and Mr. Watt's engine upwards of thirty millions of pounds , the same INTRODUCTION . xi.
Page xii
... pounds one hundred feet in height per minute : and to effect this enormous labour , it only requires about thirty pounds of coal for the same pe- riod of time . To the mining interests this valuable pre- sent of Science to the Arts has ...
... pounds one hundred feet in height per minute : and to effect this enormous labour , it only requires about thirty pounds of coal for the same pe- riod of time . To the mining interests this valuable pre- sent of Science to the Arts has ...
Page xiii
... pounds . This is more than ten windmills can perform , at an annual expenditure of several hundred pounds ; while , in the former case , the out- goings will not exceed one hundred and fifty pounds per annum . To the mariner , also ...
... pounds . This is more than ten windmills can perform , at an annual expenditure of several hundred pounds ; while , in the former case , the out- goings will not exceed one hundred and fifty pounds per annum . To the mariner , also ...
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Common terms and phrases
accident acting action admitted air-pump apparatus applied Architect Architecture atmospheric engine axis beam Boards boats boiling point bottom Boulton and Watt burst called cast iron cast-iron boilers cistern coal cold water communication condensing engines connected considerable constructed consumed Cornwall crank cylinder diameter effect elastic force elastic vapour employed engraved equal erected examined expansive force explosion feet fire fly-wheel Folio force of steam fuel furnace furnished gine Gothic Architecture heat high-pressure engine high-pressure steam Holyhead hundred improved invention John Plaw labour London low-pressure engine machine Marquis of Worcester mercurial gauge Messrs metal mode navigation Octavo packets passing patent pipe piston piston-rod placed Plates ployed pounds pressure engine principle produced pumps purpose quantity Quarto raised rods rotatory motion safety safety-valve Samuel Morland side smoke steam engine steam vessel steam-boats stroke temperature tion tube vacuum valve Vitruvius Vols Watt's weight wheel wrought wrought-iron boiler
Popular passages
Page 49 - Brick and Plaster Groins, Niches of every description, Sky-lights, Lines for Roofs and Domes; with a great variety of Designs for Roofs, Trussed Girders, Floors, Domes, Bridges, &c., Angle Bars for Shop Fronts, &c., and Raking Mouldings.
Page 49 - THE ELEMENTARY PRINCIPLES OF CARPENTRY : a Treatise on the Pressure and Equilibrium of Timber Framing, the Resistance of Timber, and the Construction of Floors, Arches, Bridges, Roofs, Uniting Iron and Stone with Timber, &c. To which is added an Essay on the Nature and Properties of Timber, &c., with Descriptions of the Kinds of Wood used in Building ; also numerous Tables of the Scantlings...
Page xix - I have seen the water run like a constant fountain-stream forty feet high ; one vessel of •water rarified by fire, driveth up forty of cold water. And a man that tends the work, is but to turn two cocks, that one vessel of water being consumed, another begins to force and refill with cold water, and so successively, the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim between the necessity of turning the said cocks.
Page 5 - House, examined the matters to them referred; and have agreed to the following REPORT...
Page 36 - 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 i - Soon shall thy arm, unconquered Steam, afar Drag the slow barge, or drive the rapid car ; Or, on wide-waving wings expanded bear The flying chariot through the fields of air...
Page 49 - Advowsons, &c. , and for the Renewing of Leases held under Cathedral Churches, Colleges, or other corporate bodies ; for Terms of Years certain, and for Lives ; also for Valuing Reversionary Estates, Deferred Annuities, Next Presentations, &c., together with Smart's Five Tables of Compound Interest, and an Extension of the same to lower and Intermediate Rates. By WILLIAM INWOOD, Architect.
Page 33 - She had the most terrific appearance from other vessels which were navigating the river when she was making her passage. The first...
Page 80 - 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 49 - A PRACTICAL ESSAY on the STRENGTH of CAST IRON and OTHER METALS ; intended for the Assistance of Engineers, Iron-Masters, Millwrights, Architects, Founders, Smiths, and others engaged in the Construction of Machines, Buildings, &c. ; containing Practical Rules, Tables, and Examples, founded on a series of New Experiments ; with an Extensive Table of the Properties of Materials. By the late THOMAS TREDGOLD, Mem. Inst. CE, Author of " Elementary Principles of Carpentry," " History of the Steam-Engine,