Annual Report of the Commissioner of Patents Volume 1

Annual Report of the Commissioner of Patents Volume 1

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1867 edition. Excerpt: ...Bradley, Clyde, N..--Harrow.--September 12, 186(5.--The hinged wings of the triangular harrow converge forward towards the line of motion so as to pass easily over inequalities, and may be turned over upon the central harrow. ' l"im.--The combination with the triangular central harrow A, of parallel wings B B, converging forward in the direction of motion, the connection of -aid parts being mode by the hinges g A, in such a manner that the wings can be detached at any time, or turned up over the centre to weight the same, the whole arranged and operating as and for the purpose hereiu specified. No. 57,852.--Benjamin Britten, Galena, 111.--Dam and Levee.--September 11, 1866.--The dam is constructed iu alternate layers of wood, clay, cement, &c., the down-stream elevated ends of the planks being supported by intervening blocks. Claim.--First, the improved mode of constructing dams and levees, substantially as herein described and set forth. Second, the combination and arrangement of the timbers A, planks C, and clay B, or equivalent, in the construction of dams and levees, substantially as herein described and for the purposes set forth. No. 57,853.--J. B. Brown, Medina, Wis.--Sheep and Cattle Rack.--September 12, 1866.--The sides, division boards, and top are shiftable to adapt it as a rack for feeding cattle, or a.-! p rack with a cover for their protection. Claim.--The combination of the pivoted or hinged boards D D, hinged division strips C C, troughs B B, and frame A, all constructed, arranged, and operating substantially as herein Mi.i'.mi and described. No. 57,854.--James J. Brows, Madison, Wis.--7'AiM Coupling.--September 11, 1866.--The forked end of the thill has two cheeks united by a bolt which is placed in position in its seat...show more

Product details

  • Paperback | 798 pages
  • 189 x 246 x 40mm | 1,397g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236661834
  • 9781236661838