WO2010002384A1 - Manille d'assemblage - Google Patents

Manille d'assemblage Download PDF

Info

Publication number
WO2010002384A1
WO2010002384A1 PCT/US2008/068761 US2008068761W WO2010002384A1 WO 2010002384 A1 WO2010002384 A1 WO 2010002384A1 US 2008068761 W US2008068761 W US 2008068761W WO 2010002384 A1 WO2010002384 A1 WO 2010002384A1
Authority
WO
WIPO (PCT)
Prior art keywords
shackle
pin
nut
threads
end portion
Prior art date
Application number
PCT/US2008/068761
Other languages
English (en)
Inventor
Iv William A. Bisso
Original Assignee
Bisso Iv William A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bisso Iv William A filed Critical Bisso Iv William A
Priority to PCT/US2008/068761 priority Critical patent/WO2010002384A1/fr
Publication of WO2010002384A1 publication Critical patent/WO2010002384A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
    • F16G15/04—Quickly-detachable chain couplings; Shackles chain links with rapid junction means are classified according to the corresponding kind of chain
    • F16G15/06—Shackles designed for attachment by joint pins to chain elements, e.g. D-shackles so called harp links; the D-chain links are classified according to the corresponding kind of chain

Definitions

  • the present invention relates to an improved heavy duty shackle having particular utility in the salvaging of underwater objects. More particularly, the present invention relates to an improved shackle having a shackle body that is generally u-shaped, a shackle pin that fits openings in the arms of the shackle and wherein a nut is permanently and rotatably attached to the shackle body on one of the arms, the pin being prevented from rotating with respect to the shackle body and wherein a connection of the pin to the nut is achieved by engaging correspondingly shaped threads of the pin and nut and by rotating the nut.
  • the present invention prevents inadvertent loss of the nut or pin because they are both permanently attached to the body of the shackle.
  • Shackles are commonly used as a part of rigging when lifting very heavy objects.
  • a lift employs a lifting device such as a crane that has a lift line and a lifting hook.
  • a number of slings can be attached to the crane lifting hook and then extending diagonally to various points of attachment on the load.
  • divers are employed to attache rigging to selective locations on the vessel to be salvaged. In an underwater environment, it is easy for a diver to drop a part of the shackle rendering the entire apparatus useless.
  • the present invention provides an improved shackle having particular utility in underwater salvage operations.
  • the present invention discloses a shackle that has a generally U shaped body that is comprised of a bow portion and first and second spaced apart arms. Each arm has an end portion with an opening for receiving a shackle pin.
  • the shackle pin is sized and shaped to simultaneously fit through the shackle pin openings, and end portion of the pin having external pin threads.
  • a nut provides an internally threaded opening for engaging external threads of a shackle pin.
  • the nut is rotatably mounted to a second end portion of the shackle body.
  • the external pin threads of the shackle pin and the internal threads of the nut are engaged when the pin is connected to the nut by rotating the nut.
  • the pin does not rotate relative to the shackle body, due to an elongated groove in the pin that travels on a key portion of the shackle body that is in one of the openings .
  • the shackle of the present invention can be securely lifted using the padeyes that are positioned at spaced apart locations on the shackle body.
  • the shackle can be manipulated by the padeyes independently of a lifting sling while the two remain connected.
  • the shackle of the present invention can be lifted by the padeyes perfectly level on the horizontal plane with the pin extended.
  • the shackle of the present invention is well balanced vertically and horizontally with the pin secured or extended.
  • the shackle pin of the present invention does not have to be manually lifted or otherwise handled to be secured.
  • the shackle pin and nut can be made out of lightweight material such as titanium to reduce weight to make the shackle of the present invention more worker friendly.
  • the shackle of the present invention has particular utility in an underwater environment providing a non- detachable pin and a non-detachable nut. Divers often face zero visibility water conditions.
  • the present invention aids tremendously by providing a shackle pin and nut that are attached so that losing either one of them in an underwater environment having zero visibility is eliminated.
  • the shackle pin and nut of the present invention are attached so that there is never a stop in productivity.
  • the present invention eliminates the need to inventory extra shackle parts.
  • the present invention eliminates long periods of waiting for a spare pin or nut to be transported to a job site from a distributor or a manufacturer after one is inadvertently dropped.
  • the shackle is easy to connect to a padeye in an area having space constraints where overhead assistance is not available to lift the pin into place.
  • Figure 1 is an elevation view of the preferred embodiment of the apparatus of the present invention
  • Figure 2 is a sectional view taken along lines 2-2 of figure 1 ;
  • Figure 3 is a sectional view taken along lines 3-3 of figure 1 ;
  • Figure 4 is a partial perspective exploded view of the preferred embodiment of the apparatus of the present invent i on ;
  • Figure 5 is a sectional view taken along lines 5-5 of figure 4 ;
  • Figure 6 is a sectional view taken along lines 6-6 of figure 4 ;
  • Figure 7 is a sectional view taken along lines 7-7 of figure 4 ;
  • Figure 8 is a sectional view taken along lines 8-8 of figure 4 ;
  • Figure 9 is a sectional view taken along lines 9-9 of figure 4 ;
  • Figure 10 is a perspective exploded view of the preferred embodiment of the apparatus of the present invention
  • Figure 11 is a perspective view of the preferred embodiment of the apparatus of the present invention
  • Figure 12 is a perspective view of the preferred embodiment of the apparatus of the present invention.
  • Figure 13 is a partial sectional elevation view of the preferred embodiment of the apparatus of the present invention.
  • Figure 14 is a perspective view of the preferred embodiment of the apparatus of the present invention illustrating connection of the shackle to a large lifting line;
  • Figure 15 is a perspective view of the preferred embodiment of the apparatus of the present invention illustrating connection of large lifting lines or slings to the shackle in an underwater environment
  • Figure 16 is a perspective view of the preferred embodiment of the apparatus of the present invention illustrating connection to a padeye on a marine vessel.
  • Shackle apparatus 10 includes a shackle body 11 that is generally u-shaped as shown in the drawings.
  • the shackle body includes a bow portion 12 and a pair of spaced apart arms 14, 15.
  • Each arm 14, 15 has an arm free end 16, 17 respectively.
  • Each arm 14, 15 provides an opening through which shackle pin 29 extends.
  • Pin 29 is used to secure a particular item (sling, shackle, loop, wire rope or the like) to the shackle bow 12 (see figures 14-16) .
  • Pin 29 and bow 12 surround opening 13.
  • a plurality of lifting eyes 18, 20, 22 are provided on shackle body 11.
  • the lifting eyes 18, 20, 22 preferably include lifting eye 18 at the free end 16 of arm 14 and lifting eye 20 at the free end 17 of arm 15.
  • Each lifting eye 18, 20 provides an opening.
  • Lifting eye 18 has opening 19.
  • Lifting eye 20 has opening 21.
  • a third lifting eye 22 is provided on bow portion 12 of shackle body 11 generally opposite ends 16, 17.
  • Lifting eye 22 has opening 23.
  • Reference line 24 is a line that extends through lifting eye 22 and is equal distance from arms 14, 15 as shown in figure 1.
  • Reference line 25 is a reference line that extends through the central axis of openings of pin 26, 27. The reference lines 24, 25 form an angle of about 90 degrees .
  • a first opening 26 is provided through arm 14 of shackle body 11 next to end 16.
  • Second opening 27 is provided on arm 15 of shackle body 11 next to end 17.
  • Each of the openings 26, 27 are preferably not threaded and are generally cylindrically shaped to conform generally to the outer surface 41 of pin 29.
  • Rib 28 is attached to arm 15 next to opening 27. Rib 28 extends only a partial distance through opening 27.
  • Pin 29 has ends 30, 32 and externally threaded sections 33, 34.
  • Rib 28 on arm 15 at opening 27 engages elongated keyway notch or groove 31 in pin 29. Groove 31 extends from end 30 of pin 29 to the beginning of externally threaded section 34 (see figure 9) . In this fashion, the pin 31 is retained in opening 27 by rib 28.
  • pin 29 Each of the ends 30, 32 of pin 29 are preferably externally threaded.
  • Pin 29 thus provides externally threaded section 33 at end 30 and externally threaded section 34 at end 32 as shown in figure 9.
  • Head 35 is attached to pin 29 at externally threaded section 33.
  • Head 35 can be cylindrically shaped as shown in figures 4 and 8, providing an internal cylindrically shaped bore having internally threaded section 36 (figure 8).
  • Groove 37 extends axially through the bore of head 35, communicating with internally threaded section 36 as shown in figures 4 and 8. Before use, head 35 is mounted permanently to pin 29. This is accomplished by threading head 35 upon pin 32 at externally threaded section 33 so that the threads of sections 33, 36 are fully engaged. Groove 31 is aligned with groove 37.
  • Key 47 is then placed into the aligned grooves 31, 37. Key 47 is held in this position with set screw 45. Set screw 45 engages internally threaded opening 46 so that the set screw can frictionally engage the key 47 and hold it in position. Once the key 47 and set screw 45 are engaged, head 35 cannot be removed from pin 29. Prior to attachment of pin 29 to head 35, pin 29 is placed through opening 26 and then 27 of shackle body 11. At this time, the groove 31 of pin 29 engages rib 28 on shackle body 11 at opening 27 as shown in figures 4 and 7. Pin 29 can then be extended to the position shown in figure 10, wherein end 32 of pin 29 is next to the inside surface 62 of arm 15 at a position next to opening 27.
  • a gap 63 is provided between the inside surfaces 61, 62 of arms 14, 15 of shackle body 11.
  • This gap enables a sling 64 with eyelet 65 to be attached to the shackle 10 for heavy lifting such as salvage operations (see figures 14, 15, 16) .
  • a heavy lifting sling 64 can be as large as the worker 66 shown in the drawing.
  • the pin 29 is urged toward inside surface 61 and arm 14 until it engages opening 26. Opening 26 is not threaded so that end 32 and threaded section 34 can pass completely through opening 26 and engage nut 48.
  • Nut 48 is rotatably mounted upon sleeve 49.
  • sleeve 49 is comprised of cylindrically shaped section 50 and annular flange 51.
  • Sleeve 49 provides sleeve opening 52 through which pin 29, end portion 32 passes before it engages nut 48.
  • Nut 48 is comprised of a larger section 53 and a smaller section 54. These two sections 53, 54 are connected together with fasteners 59 after the sections 53, 54 are mounted upon sleeve 49.
  • Larger section 53 has an internally threaded section 56 with threads that are sized and shaped to engage and form a threaded connection with the externally threaded portion 34 of pin 29.
  • Smaller section 54 has curved surface 57 that corresponds in shape with cylindrically shaped section of sleeve 49.
  • Smaller section 54 has another curved surface 67 that corresponds in shape with annular flange 51.
  • Openings 58 in larger section 53 are unthreaded. Openings 59 in smaller section 54 are internally threaded and are receptive of threaded portions on fasteners 55.
  • the assembled nut 48 provides an annular groove 60 that includes curved surface 67 of smaller section 54 and curved surface 68 of larger section 53.
  • one or more smaller slings 38 can be used to lift shackle 10 when it is to be preliminarily positioned for connection to a larger lifting line such as sling 65.
  • a larger lifting line such as sling 65.
  • the smaller slings 35 support the shackle 10 and its pin 29 remains attached.
  • Arrow 73 schematically illustrates movement of pin 29 to a closed position.
  • Arrow 74 shows the resultant shift for weight that is carried by small slings 38.
  • the smaller slings 38 connect to eyelets 18, 20, 22 as shown in figures 14, 15, 16. In figure 14, only two smaller slings 38 are used so that sling 65 can be slipped into opening 13.
  • Smaller slings 38 can provide loop 39 end portions and hooks 40.
  • a lifting line 42 has loop 43 and attaches to a selected eyelet 18, 20, 22 using one or more small shackles 44.
  • a diver 69 is shown moving pin 29 to the closed position of figures 1 and 11 when attaching two large lifting slings 64 to shackle 10.
  • line 38 supports shackle 10 while forming a connection between large sling 64 and a padeye 70 of a marine vessel 71 on the vessel deck 72.
  • the shackle 10 of the present invention preferably has a very high load rating.
  • the present invention can have a working load limit of between about 50 and 1550 tons (45 and 1410 metric tons) and , or preferably between about 85 and 1250 tons (77 and 1130 metric tons) .
  • the present invention can be used with very large wire rope lifting slings, having a cross-sectional diameter of between about 1 and 4 inches (2.54 and 10.16 centimeters).
  • the present invention can be used with bundles of wire rope such as one and three quarter inches (4.445 centimeters) by nine bundles or two inch (5.08 centimeters) by nine bundles, these bundles having diameters as large between about 16 and 30 inches (40.64 and 76.2 centimeters) .
  • the throat opening, indicated by arrow 75 in figure 1 can be between about one and three quarters and 18 inches (4.445 and 45.72 centimeters).

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)

Abstract

La présente invention porte sur une manille d'assemblage améliorée ayant une utilité particulière dans des opérations de sauvetage sous-marines. La présente invention porte sur une manille d'assemblage qui a un corps globalement en forme de U qui est composé d'une partie coude et de premier et second bras espacés. Chaque bras a une partie d'extrémité ayant une ouverture pour recevoir un manillon. Le manillon est dimensionné et formé pour s'adapter simultanément à travers les ouvertures de manillon, et une partie d'extrémité du manillon ayant des filets de manillon externes. Un écrou fournit une ouverture taraudée pour venir en prise avec les filets externes d'un manillon. L'écrou est monté à rotation sur une seconde partie d'extrémité du corps de manille d'assemblage. Les filets de manillon externes du manillon et les filets internes de l'écrou viennent en prise l'un avec l'autre lorsque le manillon est relié à l'écrou par rotation de ce dernier. Le manillon ne tourne pas par rapport au corps de manille d'assemblage, en raison d'une rainure allongée dans le manillon qui se déplace sur une partie clavette du corps de manille d'assemblage qui se trouve dans l'une des ouvertures.
PCT/US2008/068761 2008-06-30 2008-06-30 Manille d'assemblage WO2010002384A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/US2008/068761 WO2010002384A1 (fr) 2008-06-30 2008-06-30 Manille d'assemblage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2008/068761 WO2010002384A1 (fr) 2008-06-30 2008-06-30 Manille d'assemblage

Publications (1)

Publication Number Publication Date
WO2010002384A1 true WO2010002384A1 (fr) 2010-01-07

Family

ID=41466241

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/068761 WO2010002384A1 (fr) 2008-06-30 2008-06-30 Manille d'assemblage

Country Status (1)

Country Link
WO (1) WO2010002384A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102730542A (zh) * 2011-04-07 2012-10-17 克罗斯比集团有限责任公司 索环钩链
EP2657175A1 (fr) * 2012-04-24 2013-10-30 The Crosby Group LLC Ensemble goupille de retenue pour un système de levage

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS593011U (ja) * 1982-06-29 1984-01-10 株式会社ゼニライトブイ シヤツクル
JPS62167957U (fr) * 1986-04-15 1987-10-24
JP2000055141A (ja) * 1998-08-06 2000-02-22 Masaaki Mizuta シャックル
JP2005024091A (ja) * 2003-06-12 2005-01-27 Taiyo Seiki Kogyo Kk シャックル

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS593011U (ja) * 1982-06-29 1984-01-10 株式会社ゼニライトブイ シヤツクル
JPS62167957U (fr) * 1986-04-15 1987-10-24
JP2000055141A (ja) * 1998-08-06 2000-02-22 Masaaki Mizuta シャックル
JP2005024091A (ja) * 2003-06-12 2005-01-27 Taiyo Seiki Kogyo Kk シャックル

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102730542A (zh) * 2011-04-07 2012-10-17 克罗斯比集团有限责任公司 索环钩链
EP2508775A3 (fr) * 2011-04-07 2013-05-01 The Crosby Group LLC Manille
EP2657175A1 (fr) * 2012-04-24 2013-10-30 The Crosby Group LLC Ensemble goupille de retenue pour un système de levage
US9206829B2 (en) 2012-04-24 2015-12-08 The Crosby Group LLC Retaining pin assembly for a lifting system

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