FR1156711A - Crane hook safety lock - Google Patents

Crane hook safety lock

Info

Publication number
FR1156711A
FR1156711A FR1156711DA FR1156711A FR 1156711 A FR1156711 A FR 1156711A FR 1156711D A FR1156711D A FR 1156711DA FR 1156711 A FR1156711 A FR 1156711A
Authority
FR
France
Prior art keywords
safety lock
crane hook
hook safety
crane
lock
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
United States Steel Corp
Original Assignee
United States Steel Corp
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 United States Steel Corp filed Critical United States Steel Corp
Application granted granted Critical
Publication of FR1156711A publication Critical patent/FR1156711A/en
Expired legal-status Critical Current

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
    • F16B45/027—Hooks with pivoting or elastically bending closing member and having position-locking means for the closing member
    • F16B45/028—Hooks with pivoting or elastically bending closing member and having position-locking means for the closing member the position-locking means being pivotally connected

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Load-Engaging Elements For Cranes (AREA)
FR1156711D 1955-10-11 1956-09-12 Crane hook safety lock Expired FR1156711A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US539765A US2866247A (en) 1955-10-11 1955-10-11 Safety lock for crane hook

Publications (1)

Publication Number Publication Date
FR1156711A true FR1156711A (en) 1958-05-20

Family

ID=24152551

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1156711D Expired FR1156711A (en) 1955-10-11 1956-09-12 Crane hook safety lock

Country Status (3)

Country Link
US (1) US2866247A (en)
FR (1) FR1156711A (en)
GB (1) GB798247A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1160596B (en) * 1960-06-16 1964-01-02 Greifzug Hebezeugbau Gmbh Pawl for load hook

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003214A (en) * 1959-03-27 1961-10-10 Bullard Co Safety hook
US3044134A (en) * 1959-05-28 1962-07-17 United States Steel Corp Safety latch for crane lift hook
US3331109A (en) * 1966-06-02 1967-07-18 Robert W Macmillan Safety latch for hooks
US4050730A (en) * 1976-05-19 1977-09-27 Akio Tada Hook latching device
US4539732A (en) * 1984-01-30 1985-09-10 D B Industries, Inc. Double locking safety snap
US4977647A (en) * 1989-10-27 1990-12-18 D.B. Industries, Inc. Double locking snap hook
US8752254B2 (en) 2012-02-28 2014-06-17 D B Industries, Llc Snap hook
US8746766B2 (en) 2012-06-07 2014-06-10 Randy Lewkoski Hook assembly
FI124871B (en) * 2012-12-20 2015-02-27 Konecranes Oyj Lifting hook and safety latch for a lifting hook
US9707419B2 (en) 2014-10-08 2017-07-18 D B Industries, Llc Snap hook
NO342099B1 (en) 2015-11-12 2018-03-26 Subsea Toolpool Nord As Locking device for a hook

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US375571A (en) * 1887-12-27 John f
GB191406085A (en) * 1914-03-10 1914-10-15 Frederick William Osborne Improvements in Hooks.
CH87812A (en) * 1919-07-17 1921-01-03 Badan Louis Carabiner holder.
US1530010A (en) * 1924-10-01 1925-03-17 Neilson Albert Howard Safety hook
US1669805A (en) * 1927-02-07 1928-05-15 Regan Forge & Eng Co Latch mechanism for hooks
US2595450A (en) * 1949-11-21 1952-05-06 Coffing Hoist Company Releasing type hook
FR1100137A (en) * 1954-02-26 1955-09-16 Safety device for lifting hooks and other applications

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1160596B (en) * 1960-06-16 1964-01-02 Greifzug Hebezeugbau Gmbh Pawl for load hook

Also Published As

Publication number Publication date
US2866247A (en) 1958-12-30
GB798247A (en) 1958-07-16

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