A Manual of the Steam Engine

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Scott, Webster and Geary, 1842 - 293 pages

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Page 21 - One vessel of water rarefied 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 selfsame person may likewise abundantly perform in the interim, between the necessity of turning the said cocks.
Page 184 - That at this rate they have conveyed upwards of fourteen passengers. 3. That their weight, including engine, fuel, water, and attendants, may be under three tons. 4. That they can ascend and descend hills of considerable inclination with facility and safety, 5. That they are perfectly safe for passengers. 6. That they are not (or need not be, if properly constructed) nuisances to the public. 7. That they will become a speedier and cheaper mode of conveyance than carriages drawn by horses.
Page 38 - 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 32 - 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 37 - ... it in a case of wood, or any other materials that transmit heat slowly; secondly, by surrounding it with steam or other heated...
Page 289 - This work engaged the attention of the author for several years, comprises nearly a thousand families, many of them amongst the most ancient and eminent in the kingdom, each carried down to its representative or representatives still existing, with elaborate and minute details of the alliances, achievements, and fortunes, generation after generation, from the earliest to the latest period. CALTON'S (R. Bell) Annals and Legends of Calais, with Sketches of Emigre' Notabilities, and Memoirs of Lady...
Page 37 - ... first, that vessel in which the powers of steam are to be employed to work the engine, which is called the cylinder...
Page 293 - SCIENTIFIC DIALOGUES ; intended for the Instruction and Entertainment of Young People ; in which the first principles of Natural and Experimental Philosophy are fully explained, by the Rev.
Page 184 - Steam has been applied as a power in draught in two ways: in the one, both passengers and engine are placed on the same carriage; in the other, the engine carriage is merely used to draw the carriage in which the load is conveyed. In either case, the probability of danger from explosion has been rendered infinitely small, from the judicious construction of boiler which has been adopted. " These boilers expose a very considerable surface to the fire, and steam is generated with the greatest rapidity.
Page 38 - ... or any other materials that transmit heat slowly; secondly, by surrounding it with steam or other heated bodies; and thirdly, by suffering neither water nor any other substance colder than the steam to enter or touch it during that time.

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