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Seite 202 - Middlesex, merchant, (in consequence of a communica.tion made to him by a certain foreigner residing abroad) for an invention of certain improvements in the construction of locks and other fastenings.
Seite 344 - Or it may, perhaps, extend also to a new process to be carried on by known implements, or elements, acting upon known substances, and ultimately producing some other known substance, but producing it in a cheaper or more expeditious manner, or of a better and more useful kind. But no merely philosophical or abstract principle can answer to the word manufactures.
Seite 371 - London, merchant, in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of " certain improvements in boilers for generating steam.
Seite 334 - ... being ready, I procure a round stone, of any quality which is capable of withstanding the strong heat of a reverberatory furnace, without cracking or breaking, and upon this stone the small pieces of steel are piled as closely and compactly as possible; the whole is then inclosed in a fire clay crucible, and placed in a reverberatory furnace, where it is allowed to remain until the whole mass becomes of a high welding heat ; it is then taken from the crucible and placed under a heavy...
Seite 343 - ... sole working or making of any manner of new manufacture within this realm...
Seite 366 - ... of water elevated. But the sensibility of the instrument might be increased at pleasure, by mixing with the water a greater or less quantity of alcohol, by which the excess of its specific gravity over that of the oil may be reduced to one-twentieth, one-thirtieth, or any other assignable proportion. The instrument may be converted into an areometer, by closing both the cisterns, and by applying to the upper part of each a trumpetmouthed aperture, opening latterly.
Seite 368 - Whewell continued, the reading of his paper " on the causes and characters of pointed architecture ;" and explained the influence of the pointed arch upon the other members of buildings, through which influence the Romanesque style was at last superseded by the very opposite forms of the Gothic. It was stated also that the transition from one of these styles to the other, which took place in England by means of the Early English style, was made in Germany by means of a very different one, which may...
Seite 81 - The pin of the relieving click, which goes into the groove of the barrel pulley, receives a pressure from the chain ; it brings the click part out of the ratchet, and gives free action to the ratchet on the fusee arbor to return back again without any drag or incumbrance of the click.
Seite 306 - Derby, merchants, for their having invented a machine or hydraulic engine, for applying the power or pressure of water, steam, and other elastic fluids, to the purpose of working machinery and other uses, requiring power; and applicable to that of raising or forcing of fluids.