The London Journal of Arts and SciencesSherwood, Neely, and Jones, 1832 Containing reports of all new patents, with a description of their respective principles and properties: also, original communications on subjects connected with science and philosophy; particularly such as embrace the most recent inventions and dicoveries in practical mechanics. |
Im Buch
Ergebnisse 1-5 von 34
Seite 34
... inch pitch , for tooth and space , lay off a straight line equal to 67X2 = 134 divisions , stretch the sector to this line K , L , and it will be the diameter - o , p , of the proportional compasses or callipers , will be the 34 ...
... inch pitch , for tooth and space , lay off a straight line equal to 67X2 = 134 divisions , stretch the sector to this line K , L , and it will be the diameter - o , p , of the proportional compasses or callipers , will be the 34 ...
Seite 35
... inch pitch , and that the proportion of teeth be also given as to the thickness and height , each shall have , viz . 4-5ths or 3-4ths of its height to be the thickness , reduce either proportions to a decimal , and divide this decimal ...
... inch pitch , and that the proportion of teeth be also given as to the thickness and height , each shall have , viz . 4-5ths or 3-4ths of its height to be the thickness , reduce either proportions to a decimal , and divide this decimal ...
Seite 70
... inch apart ; the sectional figure of which metallic rings is preferred to be that of a rebate nearly resembling the letter L , but inverted . This series of rings are to be attached to radial arms , mounted upon a central axle or ...
... inch apart ; the sectional figure of which metallic rings is preferred to be that of a rebate nearly resembling the letter L , but inverted . This series of rings are to be attached to radial arms , mounted upon a central axle or ...
Seite 71
... inch apart , and by solder or otherwise attach to the upper level surfaces of the said frame of hoops ; a circular plate of metal , which I then place in a lathe , and by a fine parting tool , cut through the plate the apertures or ...
... inch apart , and by solder or otherwise attach to the upper level surfaces of the said frame of hoops ; a circular plate of metal , which I then place in a lathe , and by a fine parting tool , cut through the plate the apertures or ...
Seite 72
... inch above the top of the pulp and water in the box g , which box is substituted in place of the ordinary vat . The upper extremities of the spindles f , f , pass through the bosses of the beam h , h , and are held up by nuts i , i ...
... inch above the top of the pulp and water in the box g , which box is substituted in place of the ordinary vat . The upper extremities of the spindles f , f , pass through the bosses of the beam h , h , and are held up by nuts i , i ...
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acid affixed alembic apparatus application axis axle barrel boat bobbin boiler bottom catch bars centre chain races circular claim cloth cock conj connected construction county of Middlesex crank cylinder described diameter discharge drawing effect employed feet fixed flues fluid frame friction furnace grooves heat holes horizontal inch Inrolment Office invention John Farey Justice King's Bench lace lever liquor Lord Lord Chancellor Lord Ellenborough manufacturing means ment metal method Middlesex milk of lime mode motion moves nonsuited operation ordinary orifices Paris passes patent pinion pins pipe piston placed plaintiff plate press board pulley purpose pusher bars represents revolving roller Rolls Chapel round roving salt pan screw SECOND SERIES shaft shewn in fig side sieves silk sliding specification spindle spinning steam engine sulphuric acid surface threads tion tubes turn twisting valve vapour velocity vessel weight windlass yarn
Beliebte Passagen
Seite 175 - 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 221 - The principle upon which the Court acts in cases of this description is the following : Where a patent has been granted, and there has been an exclusive possession of some duration under it, the Court will interpose its injunction, without putting the party previously to establish the validity of his patent by an action at law. But where the patent is but of yesterday, and, upon an application being made for an injunction, it is...
Seite 226 - ... 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
Seite 46 - 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.
Seite 277 - ... be a valid patent for a new combination of materials previously in use for the same purpose, or for a new method of applying such materials. But, in order to its being effectual, the specification must clearly express that it is in respect of such new combination or application, and of that only, and not lay claim to the merit of original invention in the use of the materials.
Seite 174 - To Philip Augustus de Chapeaurouge of Fenchurch Street, in the city of London, gentleman, in consequence of a communication made to him by a certain foreigner residing abroad...
Seite 323 - When we consider that these trials have been made under the most unfavourable circumstances — at great expense — in total uncertainty — without any of those guides which experience has given to other branches of engineering ; that those engaged in making them are persons looking solely to their own interests, and not theorists, attempting the perfection of ingenious models; when we find them convinced, after long experience, that they are...
Seite 220 - But so far as the injunction goes to restrain the son from communicating the secret, upon general principles, I do not think the court ought to struggle to protect this sort of secret in medicine. The court is bound to protect patentees, but that is because they have published their secrets. But whether in the exercise of its jurisdiction, to decree the specific performance of agreements, the court ought to restrain a party from divulging a secret discovery, that he has promised to keep, is a question...
Seite 113 - Street, in the parish of St. James, Clerkenwell, in the county of Middlesex...
Seite 224 - In every view of the subject, the claim to novelty fails, not only virtually and technically, as the patent and specification are framed, but in effect and substance; and in the broadest and most enlarged view of the subject. At the time of the trial, the utility of the alleged discovery being admitted, the fairness of the specification...