hide Matching Documents

The documents where this entity occurs most often are shown below. Click on a document to open it.

Document Max. Freq Min. Freq
Knight's Mechanical Encyclopedia (ed. Knight) 2 0 Browse Search
View all matching documents...

Your search returned 2 results in 1 document section:

Knight's Mechanical Encyclopedia (ed. Knight), P. (search)
ained a patent for a machine for making paper by dipping, as in the hand-process 1829. W. Dobit, of East Hartford, Conn., patented a machine for cleansing and preparing rags for use in paper-stock. Isaac Saunderson, of Milton, Mass., patented a horizontal whirl-wheel and sheet-forming rollers in connection with the cylinder machine, to cause a more uniform felting of the fibers, insure equality of strength in both directions of the paper, and enable thicker papers to be made. Reuben Fairchild, of Trumbull, Conn., patented an agitator, a semicircular cylinder in the vat vibrating transversely to the making cylinder, for the same purpose. Thomas Cobb of England patented a method of tinting paper and embossing it during the process of making by passing it between engraved rollers, also surfacing paper with silk, velvet, or other fabric. 1830. A sheet of paper 13,800 feet long and 4 feet wide was manufactured at Whitehall Mill, Derbyshire, England. Richard Ibotson paten