A Sketch of the Origin and Progress of Steam Navigation from Authentic DocumentsTaylor, Walton, and Maberly, 1848 - 140 Seiten |
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A Sketch of the Origin and Progress of Steam Navigation from Authentic Documents Bennet Woodcroft Keine Leseprobe verfügbar - 2015 |
Häufige Begriffe und Wortgruppen
America angle applied axis beam blades boiler built Canal capstan centre Charlotte Dundas Civil Engineer claim Clermont Comet connected construction crank cylinder Dalswinton dimensions discovery drawing employed Ericsson feet long Fitch Francis friction Gentleman Greenock Helensburgh improvement inches diameter invention inventor iron Jacob Perkins James James Rumsey James Taylor John length Livingstone London Lord Dundas machinery mechanical Middlesex miles an hour mode move naval oars obtained a patent Ogden opinion paddle-board paddle-wheel paddles passengers Patrick Miller piston placed practical principle propelling boards propelling vessels propelling wheel proportions Published 1st July purpose put in motion River Robert Fulton Rumsey sails screw propeller shackle bar shaft ship side speed spiral Square steam boat steam engine Steam Navigation steamer stern Street stroke success Surrey system of Steam Taylor tion total resistance trial turned velocity voyages water-wheels wheel or wheels William Symington wind
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Seite 82 - The terms are for the present fixed at 4s. for the best cabin, and 3s. the second ; but, beyond these rates, nothing is to be allowed to servants, or any other person employed about the vessel. The subscriber continues his establishment at Helensburgh Baths, the same as for years past, and a vessel will be in readiness to convey passengers in the COMET from Greenock to Helensburgh. Passengers by the COMET will receive information of the hours of sailing, by applying at Mr.
Seite 22 - I have also reason to believe that the power of the STEAM ENGINE may be applied to work the WHEELS, so as to give them a quicker motion, and consequently, to increase that of the ship. In the course of this summer, I intend to make the experiment; and the result, if favourable, shall be communicated to the public.
Seite 93 - William ingeniously and ingenuously remarked, that, ' even if the propeller had the power of propelling a vessel, it would be found altogether useless in practice, because the power being applied in the stern, it would be absolutely impossible to make the vessel steer.
Seite 14 - When the skilful operator had obtained an equilibrium, he could row upward or downward, or continue at any particular depth, with an oar placed near the top of the vessel, formed upon the principle of the screw, the axis of the oar entering the vessel ; by turning the oar one way, he raised the vessel, by turning it the other way he depressed it...
Seite 61 - Editor of the American Citizen: SIR, — I arrived this afternoon at 4 o'clock, in the steamboat from Albany. As the success of my experiment gives me great hopes that such boats may be rendered of great importance to my country, to prevent erroneous opinions and give some satisfaction to the friends of useful improvements, you will have the goodness to publish the following statement of facts: I left New York on Monday, at...
Seite 18 - C alone, and may be wholly under water, when it would, by being turned round either way, cause the ship to be forced backward or forward, as the inclination of the fans, or wings, will act as oars with equal force both ways ; and their power will be in proportion to the size and velocity of the wheel, allowing the fans to have a proper inclination.
Seite 9 - A new invention for raising of water and occasioning motion to all sorts of mill work by the impellent force of fire, which will be of great use and advantage for draining mines, serving towns with water, and for the working of all sorts of mills where they have not the benefit of water nor constant winds.
Seite 47 - I take the liberty of terming a vacuum is, we believe, entirely new, as is also the method of letting the water into it, and throwing it off against the atmosphere without any friction. It is expected that the engine, which is a twelve-inch cylinder, will move with a clear force of eleven or twelve hundred weight after the frictions are deducted ; this force is to act against a wheel of eighteen inches diameter.
Seite 46 - As the boat passed one flag it was struck, and at the same instant the watches were set off; as the boat reached the other flag it was also struck, and the watches instantly stopped. Every precaution was taken before witnesses ; the time was shown to all, the experiment declared to be fairly made, and the Boat was found to go at the rate of Eight miles an hour, or one mile within the eighth of an hour; on which the shares were signed over with great satisfaction by the rest of the Company. It afterwards...
Seite 134 - The Licensed Victuallers and General Fire and Life Assurance Company," to sue and be sued in the Name of the Chairman, Deputy Chairman, or of any One of the Directors of the said Company, and for other purposes.