GB2148845B - Self-closing grapple with locking safety device - Google Patents

Self-closing grapple with locking safety device

Info

Publication number
GB2148845B
GB2148845B GB08426860A GB8426860A GB2148845B GB 2148845 B GB2148845 B GB 2148845B GB 08426860 A GB08426860 A GB 08426860A GB 8426860 A GB8426860 A GB 8426860A GB 2148845 B GB2148845 B GB 2148845B
Authority
GB
United Kingdom
Prior art keywords
grapple
closing
self
safety device
locking safety
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
GB08426860A
Other versions
GB2148845A (en
GB8426860D0 (en
Inventor
Andre Pernette
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.)
Orano Cycle SA
Original Assignee
Compagnie Generale des Matieres Nucleaires SA
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 Compagnie Generale des Matieres Nucleaires SA filed Critical Compagnie Generale des Matieres Nucleaires SA
Publication of GB8426860D0 publication Critical patent/GB8426860D0/en
Publication of GB2148845A publication Critical patent/GB2148845A/en
Application granted granted Critical
Publication of GB2148845B publication Critical patent/GB2148845B/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
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B66C1/442—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces actuated by lifting force

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
GB08426860A 1983-10-26 1984-10-24 Self-closing grapple with locking safety device Expired GB2148845B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8317081A FR2554101B1 (en) 1983-10-26 1983-10-26 SELF-TIGHTENING CLAMP WITH LOCKING SECURITY FOR CARRYING A LOAD

Publications (3)

Publication Number Publication Date
GB8426860D0 GB8426860D0 (en) 1984-11-28
GB2148845A GB2148845A (en) 1985-06-05
GB2148845B true GB2148845B (en) 1986-10-29

Family

ID=9293552

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08426860A Expired GB2148845B (en) 1983-10-26 1984-10-24 Self-closing grapple with locking safety device

Country Status (3)

Country Link
DE (1) DE3439164C2 (en)
FR (1) FR2554101B1 (en)
GB (1) GB2148845B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4042384C2 (en) * 1990-11-03 1995-06-14 Bauer Heinz Dieter Drum lifting device
NL9300736A (en) * 1993-04-29 1994-11-16 Vbi Ontwikkeling Bv Gripper device
DE19525018C2 (en) * 1995-06-28 1997-04-17 Mannesmann Ag Device for gripping and weight-dependent clamping of workpieces, rail guides or the like which are to be moved or held relative to a local position.
JP3332892B2 (en) * 1999-06-14 2002-10-07 東邦チタニウム株式会社 Tongue device with gripping force supplement device
CN103302566B (en) * 2012-03-08 2017-01-11 威鸿(厦门)光学有限公司 Gripping device and workpiece processing system
CN103771262B (en) * 2014-01-21 2015-10-14 天津格林兰机械装备有限公司 Automatic folding type steel pipe tongs
CN104030155A (en) * 2014-05-21 2014-09-10 中冶天工上海十三冶建设有限公司 Lifter for lifting stand columns and beams of a factory building
CN109056476B (en) * 2018-08-30 2020-08-18 中国一冶集团有限公司 Self-controllable clamp and kerbstone laying platform used by same
CN112027880B (en) * 2020-08-27 2023-01-17 武汉宝钢华中贸易有限公司 Narrow plate self-locking lifting appliance and use method thereof
CN116835435B (en) * 2023-05-23 2024-01-26 诺威起重设备（苏州）有限公司 Multifunctional lifting hook for integral lifting trolley

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB185588A (en) * 1921-07-25 1922-09-14 Gerald William Murray An improved automatic lifting "dog" or grab for manipulating steel ingots and the like
US1733236A (en) * 1929-02-14 1929-10-29 Leonard G Pearce Lifting tongs
US2286071A (en) * 1941-12-10 1942-06-09 Dragan Joseph Lifting device
FR1108408A (en) * 1954-07-06 1956-01-12 Creusot Forges Ateliers Automatic load handling gripper
GB805615A (en) * 1956-10-18 1958-12-10 Welding Ind Ltd Improvements in or relating to mechanical lifting grabs
US3051521A (en) * 1962-02-09 1962-08-28 Woodings Verona Tool Works Automatically releasing lifting tongs
FR1315463A (en) * 1962-02-19 1963-01-18 Lifting gear
US3942834A (en) * 1974-06-14 1976-03-09 Nittan Kohki Kabushiki Kaisha Hooked clutch

Also Published As

Publication number Publication date
DE3439164A1 (en) 1985-05-30
FR2554101A1 (en) 1985-05-03
GB2148845A (en) 1985-06-05
GB8426860D0 (en) 1984-11-28
DE3439164C2 (en) 1986-12-18
FR2554101B1 (en) 1987-04-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee