The London Journal of Arts and Sciences

The London Journal of Arts and Sciences

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1830 edition. Excerpt: ...such double effect, as I have explained, cBlisielntly and regularly, ' so as to give the two powers of the 9tekmtoi!the'engine, at the same time, unremittingly, ilWa'fynigly, and unceasingly, and without, (in the second patT'of'the'operation of the elastic fluid, ) occasioning reaction'or bacTi-pressure on the pistons of the first-action cylinders, as'in all attempts to effect the purposes attained to Heretofore/'and' both'powers of the steam being rendered more effective, 'by'the co-operation of a vacuum, . l! JU'i'.'Jld. i: '.: vimiJ'--. i j'-i, 'it' --' j.j'.j..ij in eatn instance, never before accomplished.. J ' i f--: Secondly, I claim my second recited improvement on the steam engine, in the addition of pipes to a boiler, in tH"enmanner cfescfibeil', so as" to 'prevent ftife accidentfe from motion, -to render it less liable to burst, and not so VoL.IV--Second Series likely to do any serious mischief, should one or mor f the pipes give way, and in the last case, to cause it to b- still effective, as fully set forth in my foregoing tions and descriptions.--Inrolled in the Petty Office, March, 1829. ' v-j Specification drawn by Mr. Farey. ij' jm To Antoine Adolphe Marcellan Marbot, of Norfolk-street, Strand, in the county of Middlesex, merchant, in consequence of a communication made to him by a certain foreigner residing abroad, with whom he if connected, for an invention of certain improved Mnclii-nery for working or cutting Wood into all kindtf tjif Mouldings, Rebates, Cornices, or any sort of Fluted Work. Sealed 3d February, 1827.-.;;, .; The machinery which forms the subject of this patent is upon the same principle as the machinery of a circular saw-mill. There is a rotatory cutter perpetually revoljf-ing, and beneath it the pieces of...
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Product details

  • Paperback | 132 pages
  • 189 x 246 x 7mm | 249g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236660064
  • 9781236660060