GB499245A - Improvements in or relating to safety hooks - Google Patents

Improvements in or relating to safety hooks

Info

Publication number
GB499245A
GB499245A GB13402/38A GB1340238A GB499245A GB 499245 A GB499245 A GB 499245A GB 13402/38 A GB13402/38 A GB 13402/38A GB 1340238 A GB1340238 A GB 1340238A GB 499245 A GB499245 A GB 499245A
Authority
GB
United Kingdom
Prior art keywords
closure member
groove
hook
slot
closure
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
GB13402/38A
Other languages
English (en)
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.)
CHRISTIAAN ADAM
Original Assignee
CHRISTIAAN ADAM
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
Priority to BE427924D priority Critical patent/BE427924A/xx
Application filed by CHRISTIAAN ADAM filed Critical CHRISTIAAN ADAM
Priority to GB13402/38A priority patent/GB499245A/en
Publication of GB499245A publication Critical patent/GB499245A/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
    • F16B45/029—Hooks with pivoting or elastically bending closing member and having position-locking means for the closing member the position-locking means being slidably mounted

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Emergency Lowering Means (AREA)
GB13402/38A 1938-05-05 1938-05-05 Improvements in or relating to safety hooks Expired GB499245A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE427924D BE427924A (es) 1938-05-05
GB13402/38A GB499245A (en) 1938-05-05 1938-05-05 Improvements in or relating to safety hooks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13402/38A GB499245A (en) 1938-05-05 1938-05-05 Improvements in or relating to safety hooks

Publications (1)

Publication Number Publication Date
GB499245A true GB499245A (en) 1939-01-20

Family

ID=10022306

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13402/38A Expired GB499245A (en) 1938-05-05 1938-05-05 Improvements in or relating to safety hooks

Country Status (2)

Country Link
BE (1) BE427924A (es)
GB (1) GB499245A (es)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126604A (en) * 1964-03-31 Hook with safety lock
US3317972A (en) * 1964-02-24 1967-05-09 Harley Patents Int Connectors
FR2583731A1 (fr) * 1985-06-20 1986-12-26 Lorraine Laminage Crochet de levage pour appareils a prehension automatique.
CN107055312A (zh) * 2017-04-28 2017-08-18 丁灏 一种智能测重可将起重物固定型安全吊具
EP3939928A3 (en) * 2020-06-23 2022-03-23 Columbus McKinnon Corporation Safety latch for a hook

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126604A (en) * 1964-03-31 Hook with safety lock
US3317972A (en) * 1964-02-24 1967-05-09 Harley Patents Int Connectors
FR2583731A1 (fr) * 1985-06-20 1986-12-26 Lorraine Laminage Crochet de levage pour appareils a prehension automatique.
CN107055312A (zh) * 2017-04-28 2017-08-18 丁灏 一种智能测重可将起重物固定型安全吊具
EP3939928A3 (en) * 2020-06-23 2022-03-23 Columbus McKinnon Corporation Safety latch for a hook
US11390493B2 (en) 2020-06-23 2022-07-19 Columbus Mckinnon Corporation Safety latch for a hook

Also Published As

Publication number Publication date
BE427924A (es)

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