The London Journal of Arts and Sciences, Volumen7Sherwood, Neely, and Jones, 1824 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. |
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Página 2
... and are kept in their positions by guide - pins e , extending from the solid piston , and are pressed to that side of the piston where the elastic ring is opened by springs . The effect of this contrivance is , that Recent Patents .
... and are kept in their positions by guide - pins e , extending from the solid piston , and are pressed to that side of the piston where the elastic ring is opened by springs . The effect of this contrivance is , that Recent Patents .
Página 7
... , e . The table is made to traverse backward and forward , and as the peripheries of the rollers d , d , d , are in contact with it , they consequently revolve , and at the same time by their oblique position , are made 7 ...
... , e . The table is made to traverse backward and forward , and as the peripheries of the rollers d , d , d , are in contact with it , they consequently revolve , and at the same time by their oblique position , are made 7 ...
Página 8
... position of the rollers , whereby they ob- tain an end motion in the most simple manner ; and though I have here described it as applicable to an ink table , which moves under the rollers , yet I do not mean to limit myself to this ...
... position of the rollers , whereby they ob- tain an end motion in the most simple manner ; and though I have here described it as applicable to an ink table , which moves under the rollers , yet I do not mean to limit myself to this ...
Página 9
... position from right to left , by the sliding of one side of their carriage ; e , is the flexible endless band , or distributing surface , passing over rollers , which is made to run round by a connection with the revolving pressing ...
... position from right to left , by the sliding of one side of their carriage ; e , is the flexible endless band , or distributing surface , passing over rollers , which is made to run round by a connection with the revolving pressing ...
Página 13
... position of the distributing rollers , the flexible distributing surface , the inking rollers attached to endless revolving chains , the prism or polygonal roller , and lastly , the re- volving tympans . " And I hereby further declare ...
... position of the distributing rollers , the flexible distributing surface , the inking rollers attached to endless revolving chains , the prism or polygonal roller , and lastly , the re- volving tympans . " And I hereby further declare ...
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Página 317 - ... led to some awkward anomalies, on account of its having been customary to take the moon's centre reduced to the meridian, and to compare it with the apparent places of stars passing the meridian about the same time in any parallel of declination. The newly proposed method consists in merely observing with a transit instrument, the differences of right ascension between the border of the moon, and certain fixed stars previously agreed upon, restricting the observations to such stars as differ...
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