London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Band 8William Newton, Charles Frederick Partington W. Newton, 1824 |
Im Buch
Ergebnisse 1-5 von 42
Seite 9
... pressure , out of wire gauze or other such ma- terial , various shaped cages or wire safes for covering meat , and other purposes , whereby the article so covered may be protected from flies , and at the same time be exposed to the open ...
... pressure , out of wire gauze or other such ma- terial , various shaped cages or wire safes for covering meat , and other purposes , whereby the article so covered may be protected from flies , and at the same time be exposed to the open ...
Seite 41
... pressure engines . - An improvement in the construction of steam engines . - A drag or forceps for raising the bodies of drowned persons on the prin- ciple of the lazy tongs . An expanding last for the pur- pose of stretching shoes ...
... pressure engines . - An improvement in the construction of steam engines . - A drag or forceps for raising the bodies of drowned persons on the prin- ciple of the lazy tongs . An expanding last for the pur- pose of stretching shoes ...
Seite 44
... pressure engine , it was at once assumed that the whole mischief arose from the use of this machinery , without reflecting that coincidence does not always prove cause and effect . The clamour against steam boats on this construction ...
... pressure engine , it was at once assumed that the whole mischief arose from the use of this machinery , without reflecting that coincidence does not always prove cause and effect . The clamour against steam boats on this construction ...
Seite 45
... pressure engines are at least as safe , and , as both are now used , probably safer , than the low pressure . We must not be misled by the terms high and low pressure , which , no doubt , have had much efficacy in misleading the public ...
... pressure engines are at least as safe , and , as both are now used , probably safer , than the low pressure . We must not be misled by the terms high and low pressure , which , no doubt , have had much efficacy in misleading the public ...
Seite 46
... pressure . " 2 Can we pronounce the high pressure engines to be more dangerous than the low , by reasoning on their respective constructions ? The answer to this enquiry is decidedly favourable to the high steam . The Bolton and Watt's ...
... pressure . " 2 Can we pronounce the high pressure engines to be more dangerous than the low , by reasoning on their respective constructions ? The answer to this enquiry is decidedly favourable to the high steam . The Bolton and Watt's ...
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acid aforesaid apparatus applied attached axle bobbin boiler bolt burner calico carriage City of London cloth colour conj construction copper cord cotton county of Middlesex cylinder drawing drawing rollers Ecliptic effect employed flax flue frame furnace gasometer heat hemp horizontal immerge improvement inch Inrolled invention iron Journal of Arts lace lamp large silver medal lever London Journal LOWER EDMONTON machine machinery manufacturing mast material means ment metal method Middlesex mode months mucilage operation oven PARIS passes the merid passes the meridian patent Paul Moody piece pipe plates present pressure produced proposed purpose quantity raised ratchet-wheel revolve rods rollers rotatory Rotherhithe sail Scheele's Green screw Sealed shaft shewn at fig side silk silver Isis medal silver palette sliding stay-sail steam engine substance surface threads tion tube turpentine valve vessel VIII wheel York
Beliebte Passagen
Seite 224 - Outlines of a System of Medico-Chirurgical Education ; containing illustrations of the application of Anatomy, Physiology, and other Sciences, to the principal practical points in Medicine and Surgery, with coloured plates.
Seite 147 - Dissolve in a copper kettle, by heat, one part of verdigris, in a sufficient quantity of pure vinegar, and add to it an aqueous solution of one part of white arsenic. A precipitate of dirty green generally forms, which must be renewed by adding more vinegar, or till the precipitate is perfectly dissolved. After boiling this mixture, a granular precipitate will in a short time form, of the most beautiful green colour, which, being separated from the liquid, and well washed aud dried, is the required...
Seite 9 - 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 326 - Middlesex, merchant, in consequence of a communication made to him by a certain foreigner residing abroad...
Seite 62 - ... it will not equal the cost of the fuel required to propel a steam-boat ; and as a few butts of oil will be sufficient for a long voyage, vessels of the largest tonnage may be propelled to the most distant parts of the world.
Seite 181 - Patent for certain improvemerits in rendering leather, flax, sail-cloth, and other articles water-proof, Vol. VI. page 191. To JACOB PERKINS, of Fleet Street, in the City of London, and JOHN MARTINEAU, the younger, of the City Road, in the County of Middlesex...
Seite 317 - Unlike large ships, her galley and bitts are above deck ; and between the foremast and the first mainmast there is a fore hatchway, and a cable tier and messingplace for part of the crew, which look like a rude gap made in her cargo after it had been stowed. The height from the timber on which the cable is coiled, and where the men have two or three berths, is about six feet ; so that there must be even there about thirty feet deep of timber. But from the first mainmast to the second, the cargo runs...
Seite 166 - Carnaby-street, in the parish of St. James, Westminster, in the county of Middlesex, Lcad-pipe-manufacturer ; for his new-invented manufacture of metal pipes, the same being...
Seite 245 - ... weight of copper ; or two ounces of block or grain tin ; or four ounces of regulus of antimony ; or eight ounces of regulus of arsenic, in the same quantity of copper. Or, instead of employing these substances alone in the above-mentioned proportions, to l00lbs.
Seite 148 - ... pounds of the colour prepared as above, warm the whole over a moderate fire. The mass will soon acquire the required shade. If it is boiled too long, the colour will approach to Scheele's green ; but it always surpasses it in beauty and splendour.