London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Volume 12William Newton, Charles Frederick Partington W. Newton, 1826 - Industrial arts |
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acid actuated adapted affixed apparatus applied attached August axle barytes beaters bobbin boiler bolt carriage causes City of London cloth cock conj construction contrivance copper County of Middlesex cylinder described Ditto Ditto-ditto drawing drawing rollers drum Ecliptic effect elastic employed endless exhibited filaments fluids frame glass HATTON GARDEN heat hole horizontal improvements inches Inrolled instrument intended invention iron lever Libra lock loco-motive London London Bridge machine machinery manufacturing means ments metal method Middlesex mode mould observations operation ordinary paper Paris pass patent perihelion periphery piece pinion pipe piston placed plate prevent produced proposed pump purpose quantity ratchet-wheel revolve right ascensions roller rotatory round sash Scorpio screw Sealed shaft shew shewn side silk sliding spinning spring steam engine sulphuric acid surface thread timbers tion toothed-wheel tube turning upper valve vessel Virgo wheel wool
Popular passages
Page 109 - Middlesex, in consequence of a communication made to him by a certain foreigner, residing abroad, for an invention of a new Engine for communicating power, to answer the purposes of a steam engine.— 1st August— 6 months.
Page 258 - Now by marking the number of grains of water held by the narrow tube be on a graduated scale attached to it, we can find at once what is the weight of a quantity of water, equal in bulk to the solid matter in the sand ; and by comparing this with the weight of the sand, we have its true specific gravity.
Page 258 - ... is filled with air only. It is obvious that the quantity being greater, it will, when dilated to double the bulk under a pressure of 15...
Page 221 - To Samuel Pratt, of New Bond Street, in the Parish of St. George, Hanover Square, in the county of Middlesex, camp equipage maker, for...
Page 170 - Merchant, (in consequence of a Communication made to him by a certain Foreigner residing abroad) for an Invention of certain Improvements in the Construction of Locks and other Fastenings.
Page 203 - Ibs. of molasses, which has been previously made tolerably hot; stir the composition well together in the water bath over the fire, but without suffering it to boil. After being thus exposed to the heat for half an hour, and frequently well stirred, it should be withdrawn from over the fire and allowed to cool for a short time, previous to pouring it into a cylindrical mould made of tin, tinned sheet iron, or copper, having a wooden cylinder previously supported in its centre by means of its end-pivots...
Page 210 - I have nothing to alter in the fundamental theory laid down in my original communication ; and which, after a lapse of twenty years, has continued, as it was in the beginning, the guide and foundation of all my researches.
Page 200 - D ; after it has continued a minute or two, turn the stopcock I, allowing the fluid to drop slowly on the heated bulb D, below, by which it will be converted into gas. When it is found to escape in sufficient quantities from the burners at F, set it on fire, remove the heater, and a beautiful bright flame will be supported by its own heat as long as there is oil in A. It may be found necessary to replace the first heater by a second, when the lamp is used for the first time, to expel more effectually...
Page 354 - ... or mixture of substances, whatsoever; which said improved machine is so constructed as to perform the operations of sizing and twisting in, or otherwise removing the superfluous fibres from the said thread or yarn, and is 'also applicable to the purpose of preparing a roving for the same.
Page 200 - C is the generator, D is a hollow vessel, where the heat from the burners F, underneath, is collected, the dotted lines are projecting ridges on it, within the generator, to -prevent the oil running down and collecting at the bottom of the generator. E is a circular piece of iron to collect and retain the heat.