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The London Journal of Arts and Sciences (v. 14)
The London Journal of Arts and Sciences - v. 14 Author:Unknown Author Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: Argand burner constructed upon this principle, and fig. 5, a side elevation of the same. It will be seen that the burner consists of a number of tubes a, a, a, a... more », all of which have separate wicks; b, is a stud that takes into a spiral grove, as in ordinary Argand lamps, for the purpose of raising or lowering the wicks. The Patentee informs us that, by this mode of arranging the wick of an Argand lamp, he is enabled to obtain a more perfect combustion and a more brilliant light than has hitherto been effected.— [Inroltedin the Inrolment Office, August, 1834.] To Frederick Plant, of Bread-street-hill, in the city of London,fur cutter, for his invention of an improved fur- cutting machine.—[Sealed 13th January, 1834.] This invention is described as consisting of a machine which gives a lateral reciprocating motion to a knife for the purpose of cutting the fur or hair from skins. The skin to be operated upon is placed on an endless travelling cloth, and passed between two sets of drawing rollers; and between these two sets of rollers a knife, having a lateral reciprocating motion, is made to act on the skin, which is supported on its fleshy side by a stationary bed placed behind it. Immediately below the knife a steel plate or scraper is fixed, which is made to press against the surface of the skin by means of a spring, for the purpose of raising the fur or hair, and keeping it back to be operated upon by the knife. The skin is gradually moved forward against the knife, and when finished is drawn through the upper pah- of drawing rollers and deposited upon a table above,— [Inrolled in the Inrolment Office, July, 1834.] To John Woolrich, of Birmingham, in the county of Warwick, professor of chemistry, for his invention of an improved process for manufacturing carbonate of l...« less