Official Gazette of the United States Patent Office Volume 47, Nos. 6-13

Official Gazette of the United States Patent Office Volume 47, Nos. 6-13

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1889 edition. Excerpt: ...of said casing upon the cable. 27. In a ditching-machine, the combination of a metal cable, a dram for the same, a casing made in two parts for retaining the cable when slackened upon the drum, said parts haring rearward extensions, and means for forcing said rearward extensions apart, so as to cause the two parts of the casing to clasp the cable more tightly when de 404,303. COMPOUND FOR PRESERVING TIMBER Joseph W Ponui, New Orleans, La. Filed Feb. 21. 1889. Serial No 300,747. Nil specimens. Claim.--A wood-preserving compound containing rosin, petro leura, and creosote-oil. substantially as described. 404,303. CROTCH. Louis E Rbmillard, Northampton, J Filed Apr. 3. 1889. Serial No. 305,866. (No modell 28. The combination of a metal cable, a drum, a piece of casing mounted so as to swing and having rearward extensions, and means for operating on said rearward extensions to cause the casing to bear more or less heavily upon the cable. 29. The combination, with the drum, of casing 32 and 33, having rearward extensions 35 with conical plug 36, substantially as and for the purpose set forth. 30. In a ditching-machine, the combination of a cable, a drum for the same, a secondary shaft upon which said drum is mounted, a casing for retaining the cable in position upon the drum, means for adjusting the pressure of said casing upon the cable, gearing between said secondary shaft and the main shaft of the machine, means for throwing said gearing in and out of gear with the main shaft, and a connection between the moans for regulating the pressure of the casing upon the cable and the means for controlling the gearing of the main shaft with the secondary shaft, whereby, when the m-in shaft is ungeared, the pressure of the casing 00 the cable will be...show more

Product details

  • Paperback | 940 pages
  • 189 x 246 x 47mm | 1,642g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236837487
  • 9781236837486