FI20125518A - Lifting hook and safety latch for a lifting hook - Google Patents

Lifting hook and safety latch for a lifting hook Download PDF

Info

Publication number
FI20125518A
FI20125518A FI20125518A FI20125518A FI20125518A FI 20125518 A FI20125518 A FI 20125518A FI 20125518 A FI20125518 A FI 20125518A FI 20125518 A FI20125518 A FI 20125518A FI 20125518 A FI20125518 A FI 20125518A
Authority
FI
Finland
Prior art keywords
hook
safety latch
lifting hook
latch
open
Prior art date
Application number
FI20125518A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI125646B (en
Inventor
Ville Pantsar
Risto Vilppo
Pekka Helenius
Original Assignee
Konecranes Oyj
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 Konecranes Oyj filed Critical Konecranes Oyj
Priority to FI20125518A priority Critical patent/FI125646B/en
Priority to US14/400,649 priority patent/US9463960B2/en
Priority to PCT/FI2013/050528 priority patent/WO2013171375A1/en
Priority to DE112013002513.2T priority patent/DE112013002513T5/en
Priority to CN201380026085.4A priority patent/CN104364184B/en
Publication of FI20125518A publication Critical patent/FI20125518A/en
Application granted granted Critical
Publication of FI125646B publication Critical patent/FI125646B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34—Crane hooks
    • B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B45/00—Hooks; Eyes
    • F16B45/02—Hooks with pivoting or elastically bending closing member
    • F16B45/023—Hooks with pivoting or elastically bending closing member the closing member pivoting about an axis perpendicular to the plane of the hook
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B45/00—Hooks; Eyes
    • F16B45/02—Hooks with pivoting or elastically bending closing member
    • F16B45/024—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot
    • F16B45/026—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot and including a coil type spring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Lowering Means (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Burglar Alarm Systems (AREA)
  • Lock And Its Accessories (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention relates to a lifting hook comprising: a hook body (2) with a hook stem (4), a tip (5); a safety latch (6) with a fastening end (7) and a free latch end (8), the fastening end (7) being pivotally fastened close to the stem (4) for movement between an open and a closed position, the safety latch being in the open position substantially against the inside of the hook body in a position that leaves the hook jaw (G) open while in a closed position the latch end (8) extends across the hook jaw to the tip of the hook, closing the jaw from the inside; and actuating means (9) of the safety latch arranged between the safety latch and the hook stem, the actuating means (9) of the safety latch (6) comprising delay means for returning the safety latch from the open position to the closed position in a delayed manner. The invention also separately relates to a safety latch of a lifting hook.
FI20125518A 2012-05-15 2012-05-15 Lifting hook and safety catch for a lifting hook FI125646B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20125518A FI125646B (en) 2012-05-15 2012-05-15 Lifting hook and safety catch for a lifting hook
US14/400,649 US9463960B2 (en) 2012-05-15 2013-05-15 Lifting hook and safety latch for lifting hook
PCT/FI2013/050528 WO2013171375A1 (en) 2012-05-15 2013-05-15 Lifting hook and safety latch for lifting hook
DE112013002513.2T DE112013002513T5 (en) 2012-05-15 2013-05-15 Lifting hook and safety latch for a lifting hook
CN201380026085.4A CN104364184B (en) 2012-05-15 2013-05-15 Suspension hook and the security-latch for suspension hook

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20125518A FI125646B (en) 2012-05-15 2012-05-15 Lifting hook and safety catch for a lifting hook

Publications (2)

Publication Number Publication Date
FI20125518A true FI20125518A (en) 2013-11-16
FI125646B FI125646B (en) 2015-12-31

Family

ID=49583200

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20125518A FI125646B (en) 2012-05-15 2012-05-15 Lifting hook and safety catch for a lifting hook

Country Status (5)

Country Link
US (1) US9463960B2 (en)
CN (1) CN104364184B (en)
DE (1) DE112013002513T5 (en)
FI (1) FI125646B (en)
WO (1) WO2013171375A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3031736B1 (en) * 2015-01-15 2018-06-29 Outinord St Amand SINGING DEVICE FOR BANK OR PORCING STITCH
CN105197773A (en) * 2015-10-21 2015-12-30 无锡港盛重型装备有限公司 Crane hook
US10246939B1 (en) * 2016-02-19 2019-04-02 Blue Moon Designs, LLC Folding and rigid ladder with extensions
CN106365035B (en) * 2016-12-09 2018-04-03 江苏亚太吊具有限公司 A kind of crane Anti-slip lifting hook
US10458460B1 (en) 2017-08-22 2019-10-29 Allan A. Fox Spring-loaded safety latch release for power line hook
CN107662882A (en) * 2017-11-08 2018-02-06 广东电网有限责任公司韶关供电局 A kind of hook with Self-unlocking and lock function
CN108147274A (en) * 2018-01-23 2018-06-12 宁波市凹凸重工有限公司 A kind of electronic Anti-hook releasing device
CN108361270B (en) * 2018-02-02 2019-03-05 中建路桥集团有限公司 A kind of hook with anti-lock device
EP3844091A1 (en) * 2018-08-27 2021-07-07 John Toon Double locking hook
ES2916623T3 (en) * 2019-01-29 2022-07-04 Nordischer Maschinenbau Holding device and method for holding an eviscerated poultry carcass or part thereof during processing in a device for processing eviscerated poultry carcasses or parts thereof
EP3824861A1 (en) * 2019-11-22 2021-05-26 Liko Research & Development AB Attachment members for a slingbar component of a lift system
AU2020396053B2 (en) * 2019-12-05 2022-06-30 Aidacare Pty Ltd A connection point assembly for a patient lifter spreader bar with a visual indicator indicative of a latch position thereof
CN112678176B (en) * 2020-12-19 2022-06-10 湖北航天飞行器研究所 Releasing mechanism for throwing forest aviation fire extinguishing bomb
CN113753739A (en) * 2021-08-18 2021-12-07 黑龙江华明管业有限公司 Combined anti-falling device for hook of crane
WO2023096017A1 (en) * 2021-11-29 2023-06-01 주식회사 이지락 Tow hook having double-locking function
KR102621872B1 (en) * 2021-11-29 2024-01-05 주식회사 이지락 Towing hook with double locking function

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1457648A (en) * 1922-02-20 1923-06-05 Regan Forge & Engineering Comp Casing and tubing hook
US1711346A (en) * 1928-02-23 1929-04-30 Edgar E Greve Safety hook
JPS5344869U (en) * 1976-09-22 1978-04-17
SE453074B (en) * 1985-06-19 1988-01-11 Ramnaes Konstr Tek Ab hitch
SE447085B (en) * 1985-09-05 1986-10-27 Kauko Antbacke Lifting hook with time-delay stop
JPH034585A (en) * 1989-06-01 1991-01-10 Matsushita Electric Ind Co Ltd Hybrid integrated circuit device
US5687931A (en) * 1993-09-23 1997-11-18 Irvin Industries Canada Limited Parachute ground disconnecting devices
US5636888A (en) * 1995-01-10 1997-06-10 Drafto Corporation Remote-controlled latch assembly
US5609378A (en) 1995-08-25 1997-03-11 Latchit Enterprises, Inc. Automatic crane hook safety latch
JPH09104585A (en) * 1995-10-05 1997-04-22 Sumitomo Metal Ind Ltd Automatic hook release preventing device
US5577787A (en) 1995-11-14 1996-11-26 Ingersoll-Rand Company Safety hook and method
US7887110B2 (en) * 2008-04-29 2011-02-15 Fooyin University Automatic detaching structure for a hook device

Also Published As

Publication number Publication date
CN104364184A (en) 2015-02-18
CN104364184B (en) 2016-08-24
DE112013002513T5 (en) 2015-02-19
FI125646B (en) 2015-12-31
WO2013171375A1 (en) 2013-11-21
US9463960B2 (en) 2016-10-11
US20150130199A1 (en) 2015-05-14

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