The Register of arts, and journal of patent inventions, ed. by L. Herbert, Volume 5

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Luke Hebert
1831
 

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Page 132 - As the steam 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. Sixthly, I intend, in some cases, to apply a degree of cold not capable of reducing the steam to water, but of contracting it considerably, so that the engines shall be worked by the alternate expansion and contraction of the steam. Lastly, instead of using water to render the piston or other parts...
Page 198 - ... for separating copper, lead, and other ores from earthy and other substances with which they may be mixed.
Page 250 - Pennsylvania, have invented or produced •a new and original design for a composition in alto relievo, and I do hereby •declare that the following is a full and exact description of the same.
Page 75 - Now Know Ye, that in compliance with the said proviso, I, the said Adolphe Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed...
Page 137 - Hill, a distance of rather more than a mile and a quarter. It was constructed in seven or eight separate lengths, each communicating with the surface by means of perpendicular shafts. The...
Page 101 - Ou one side of this ring a notch is made, to admit two communications, the one for the ingress- and the other for the egress of the steam or other fluid by which the machine is to be put in motion. Now, suppose the ring to be raised on the side next to the passages, the steam water or other actuating fluid can enter, but cannot pass round to the egress passages, without raising the ring on the opposite side ; and it cannot, from its...
Page 209 - ... machines. The nature of friction has excited the attention of most of the writers on mechanics, from the period of the first two dissertations of Amontons, in the year 1699, down to the more elaborate researches of Coulomb and Vince, in 1779 and 1784.
Page 138 - Kenyon excavation, from which above 800,000 cubic yards of clay and sand were dug out. The Kenyon and Leigh Junction Railway here joins the Liverpool and Manchester line, and, as it also joins the Bolton and Leigh line, brings into a direct communication Liverpool and Bolton. The Liverpool and Manchester Railway then passes successively...
Page 114 - And such invention, being to the best of my knowledge and belief entirely new...
Page 209 - Jrd of the pressure, and that the amount was the same both with wood and metals when unguents were interposed. He likewise concluded, that friction increased or diminished with the velocity, and varied in the ratio of the weight and pressure of the rubbing parts, and the times and velocities of their motions. These hypotheses were adopted more or less by most of the philosophers after AMONTONS, but particularly by DE LA HIRE-|-, who satisfied himself by several experiments of the truth of AMONTONS'...

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