The London journal of arts and sciences (and repertory of patent inventions) [afterw.] Newton's London journal of arts and sciences, Volumen 3William Newton 1822 |
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Página 11
... given , a small tappet , p , strikes against a small lever connected to the crank , n 1 , which causes both the racks to descend . The lower one now falls out of geer , and the upper one takes into the teeth of the segment , so that ...
... given , a small tappet , p , strikes against a small lever connected to the crank , n 1 , which causes both the racks to descend . The lower one now falls out of geer , and the upper one takes into the teeth of the segment , so that ...
Página 12
... within the block , and after the black impression is given , the parts to furnish the red colour , are propelled forward , and the black withdrawn ; the which pieces are to be separately inked with different colours 12 Recent Patents .
... within the block , and after the black impression is given , the parts to furnish the red colour , are propelled forward , and the black withdrawn ; the which pieces are to be separately inked with different colours 12 Recent Patents .
Página 14
... given to the paper , the operation of printing being the same as that described above for printing in one colour only . The patentee observes , " From the foregoing descrip- tion it will be evident that when three or more colours are ...
... given to the paper , the operation of printing being the same as that described above for printing in one colour only . The patentee observes , " From the foregoing descrip- tion it will be evident that when three or more colours are ...
Página 18
... given my explanations by particularising cork , that being the material which I now manufacture and prefer . How to adapt any other elastic substance , which may answer the purpose equally well as Cork , cannot be a matter of doubt or ...
... given my explanations by particularising cork , that being the material which I now manufacture and prefer . How to adapt any other elastic substance , which may answer the purpose equally well as Cork , cannot be a matter of doubt or ...
Página 24
... given , by the descending pistons , which are brought down by the force of heavy weights , placed on the tops of the piston rods . By these means , the brick moulds are filled with compressed clay , when a thin plate or cutter of steel ...
... given , by the descending pistons , which are brought down by the force of heavy weights , placed on the tops of the piston rods . By these means , the brick moulds are filled with compressed clay , when a thin plate or cutter of steel ...
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Términos y frases comunes
acid ammonia animal apparatus appears applied attached axle black tea blow-pipe boiler bottle bottom brass capstan carbonate carbonic acid carriage cast iron chlorine cock colours communication condensed conj connected consists construction contrivance copper crank cylinder described diameter Diff drawing Ecliptic edge effect employed engine engravings equal feet fixed flame frame friction frisket green tea heat hinge-joints horizontal horse hyæna improvement inches inclined plane inking invention Journal of Arts lever loco-motive London Lower Edmonton machine manufacture means metal method Middlesex mode months for inrolment Moon motion mould moveable observations obtained operation paper passing patent pieces pipe piston placed plates present printing produced purpose quantity rail road rocket rollers rotatory round Royal screw Sealed shewn shews side Society spindle spring steam steam-engine sulphuric acid surface tion valves vessel waggons weight wheel whelps
Pasajes populares
Página 146 - On a new species of Rhinoceros found in the interior of Africa, the Skull of which bears a close resemblance to that found in a fossil state in Siberia and other countries.
Página 255 - ... of water. These shelves are piled one over another in the chamber, to the height of five or six feet, cross-bars below each keeping them about an inch asunder, that the gas may have free room to circulate over the surface of the calcareous hydrate. The alembics for generating the chlorine, which are usually nearly spherical, are in some cases made entirely of lead, in others, of two hemispheres joined together in the middle, the upper hemisphere being lead, the under one, cast-iron. The first...
Página 292 - John Vallance, of Brighton, Sussex, brewer ; for a method and apparatus for freeing rooms and buildings (whether public or private) from the distressing heat sometimes experienced in them, and of keeping them constantly cool, or of a pleasant temperature, whether they are crowded to excess or empty, and also whether the weather be hot or cold.
Página 211 - The animals found in the cave agree in species with those that occur in the diluvian gravel of England, and of great part of the Northern hemisphere ; four of them, the hyaena, elephant, rhinoceros, and hippopotamus, belong to species that are now extinct, and to genera that live exclusively in warm climates, and which are found associated together only in the Southern portions of Africa near the Cape. It is certain from the evidence afforded by the interior of the den (which is of the same kind...
Página 216 - Provide pint or quart bottles, which must be perfectly clean, sweet and dry ; draw the milk from the cow into the bottles, and as they are filled, immediately cork them well up, and fasten the corks with pack-thread or wire. Then spread a little straw...
Página 132 - Mihi a docto doctore Domandatur causam et rationem quare Opium facit dormire. A quoi respondeo, Quia est in eo Virtus dormitiva, Cujus est natura Sensus assoupire.
Página 280 - View of the Progress of Architecture in England, from the Beginning of the Reign of Charles I., to the End of the Seventeenth Century ; and an Appendix of authentic Documents.
Página 263 - Universal Technological Dictionary, or Familiar Explanation of the Terms used in all Arts and Sciences; containing Definitions drawn from the original Writers and illustrated by Plates, Diagrams, Cuts, 4'c.
Página 258 - ... in each column. At the end of two days the distillation is intermitted, and the chamber is laid open. After two hours the workman enters, to introduce the alternate trays, covered with fresh hydrate of lime, and at the same time rakes up thoroughly the half-formed chloride in the others. The door is then secured, and the chamber, after being filled for two days more with chlorine, is again opened, to allow the first set of trays to be removed, and to be replaced by others containing fresh hydrate,...