. An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture. 3749. The scraping machine (fig. 567.) is the invention of John Boase, Eeq„ and consists of an oblcngframe of iron, supported on three wheels, two of which are common carriage-wheels, about three feet indiameter, working on an axle fixed to the frame; the third is a small cast-iron one, placed under therentre of the front bar of the frame. Below the
. An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture. 3749. The scraping machine (fig. 567.) is the invention of John Boase, Eeq„ and consists of an oblcngframe of iron, supported on three wheels, two of which are common carriage-wheels, about three feet indiameter, working on an axle fixed to the frame; the third is a small cast-iron one, placed under therentre of the front bar of the frame. Below the frame, and obliquel) to it, is placed the flexible scraper. Book II. PRESERVATION AND REPAIR OF ROADS. M)9 consisting of a number of plates of sheet-iron, arranged in a line, and connected to each other by smallbolls. On the back of each plate is bolted a piece of iron, in the shape of the letter T inverted : the stemof this iron is continued to the upper end of the plate, and then bent forward in a horizontal direction toa shaft (secured to the frame) parallel to the scraper, at the distance of about eighteen inches from it,to which it is joined. By this arrangement, when the machine is moved forward, the shaft draws after itthe series
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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondo, bookyear1871
