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US45649A - Improved anchor-tripper - Google Patents

Improved anchor-tripper Download PDF

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Publication number
US45649A
US45649A US45649DA US45649A US 45649 A US45649 A US 45649A US 45649D A US45649D A US 45649DA US 45649 A US45649 A US 45649A
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United States
Prior art keywords
tripper
davit
hook
anchor
block
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Expired - Lifetime
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Assigned to NATIONAL SCIENCE FOUNDATION reassignment NATIONAL SCIENCE FOUNDATION CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS). Assignors: PURDUE UNIVERSITY
Expired - Lifetime legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/22Handling or lashing of anchors

Definitions

  • NV PETERS FMOTO-LITHOGRAPHER. WASHINGTON, D C.
  • A denotes a common ships block or pulley, suspended from a cathead or davit, B, by means ofa line, c, recved around sheaves-both in the block and the davit-such sheaves being arranged in the davit and block in the usual manner.
  • a hook, D is suspended from the eye a of the block .
  • This hook at itslowermost part, has a trippingline, E, fastened to it, such line being carried upward around a guide, F, projecting from one side of the davit or cat-head.
  • the line is passed to and carried around a belaying-pin, G, or its equivalent, extending through or otherwise properly applied to the davit or cat-head, as the case may be.
  • the adove-described tripping apparatus although simple in construction, is very effective in operation.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Measurement Of Unknown Time Intervals (AREA)

Description

NV PETERS, FMOTO-LITHOGRAPHER. WASHINGTON, D C.
UNITED STATES PATENT OFFICE.
WILLIAM sTAoEY, OE KITTERY, MAINE.
IMPROVED ANCHOR-TRIPPER.
Specification forming part of Letters Patent No. 45,649, 'lated December 27, 1864.
To all whom it lmay concern Be it known that I, WILLIAM S'rAoEY, of Kittery, in the county ot' York and State of Maine, have invented a new and useful or Improved Anchor-Tripper; and I do hereby declare the same to be fully described in the following specification and represented in the accompanying drawings, of which- Figure l denotes a top view, and Fig. 2 a side elevation, of such improved anchortripping apparatus.
In such drawings, A denotes a common ships block or pulley, suspended from a cathead or davit, B, by means ofa line, c, recved around sheaves-both in the block and the davit-such sheaves being arranged in the davit and block in the usual manner. From the eye a of the block a hook, D, is suspended. This hook, at itslowermost part, has a trippingline, E, fastened to it, such line being carried upward around a guide, F, projecting from one side of the davit or cat-head. From the said guide the line is passed to and carried around a belaying-pin, G, or its equivalent, extending through or otherwise properly applied to the davit or cat-head, as the case may be.
When au anchor or a boat is suspended from the davit or eat-head by means of the hook D, the block A, and the rope G, the ring ot' the anchor or boat being on the hook, the process of lowering the anchor or boat after the trippingline, when fast to its belaying-pin, may have been drawn taut or tight, will cause the said tripping-line to so trip or turn the hook upward as to discharge the anchor or boat from such hook.
The adove-described tripping apparatus, although simple in construction, is very effective in operation.
I claim- 1. The combination of the tripping-line E with the hook D, the block A, the davit or cat-head B, and the rope C, arranged together substantially as described.
2. The combination of the belaying-pin G, or its equivalent, and the guide F, with the davit or cat-head B, the rope C, the block A, the hook D, and the trippingline E, the whole being arranged so as to operate together substantially in the manner and for the purpose set forth.
WILLIAM STACEY. Witnesses R. yH. EDDY,
F. P. HALE, Jr.
US45649D Improved anchor-tripper Expired - Lifetime US45649A (en)

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US45649A true US45649A (en) 1864-12-27

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US45649D Expired - Lifetime US45649A (en) Improved anchor-tripper

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