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Knight's Mechanical Encyclopedia (ed. Knight) 4 0 Browse Search
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Knight's Mechanical Encyclopedia (ed. Knight), F. (search)
in the United States to signify this preparation of the hearth. 2. (Pottery.) The shaving and smoothing of green clay-ware to remove the appearance of seams from articles that are molded, and to smooth asperities. Feuil-lets′. （Diamond-cutting.) The projecting points of the triangular facets in a rose-cut diamond, whose bases join those of the triangles of the central pyramid. Fi-a′cre. A French hackney-coach. Fi′ber-gun. A device for disintegrating vegetable fiber. Lyman's patent, No. 21,077, of 1858. Flax, hemp, jute, cane, or wood are placed in a cylinder and charged with hot water, steam, gas, or air under great pressure; the cover of the cylinder being suddenly removed, the mass is projected into a chamber where the sudden expansion of the fluid under pressure ruptures the cells and tears the fibers apart. Attempts have been made with more or less success to use this system of rapid exclusion of the matter, under pressure of generated carbonic acid,
Knight's Mechanical Encyclopedia (ed. Knight), P. (search)
aratus, and calender-rolls for finishing paper. 1860. Jordan and Kiney (reissued patent). Conical grinder and case having induction and eduction pipes for rags and size. C. S. Buchanan, Ballston Spa, N. Y. Rotary boiler with cylindrical concentric strainer and hollow trunnions, for treating paper-stock. Gelston Sanford, New York. Pulper with conical ribs and serrated rubbers. A. Randel, New York. Rag-machine with differential rolls, shredding cylinder, and spiked concave. A. S. Lyman, New York. Separating fibrous matters by subjecting them in a close vessel to the action of an apparatus for beating, rubbing, grinding, or picking, and water at high temperature and pressure. 1863. E. G. Rutledge, Dayton, O. Creating a current in the vat in the direction of the pulp-cylinder. J. F. Jones. Means for conveying away water from the interior of the making cylinders through hollow journals. John Cowper, England. Rag-mill comprising endless feeder which feeds the mat