GB2148845B - Self-closing grapple with locking safety device - Google Patents
Self-closing grapple with locking safety deviceInfo
- 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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4036596C1 (en) * | 1990-11-03 | 1991-12-12 | Heinz-Dieter 4286 Suedlohn De Bauer | Hoist for upright barrels with gripper arms on support body - on which is fitted eccentric disc such as to control holding bar |
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)
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 |
-
1983
- 1983-10-26 FR FR8317081A patent/FR2554101B1/en not_active Expired
-
1984
- 1984-10-24 GB GB08426860A patent/GB2148845B/en not_active Expired
- 1984-10-25 DE DE19843439164 patent/DE3439164C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3439164A1 (en) | 1985-05-30 |
GB2148845A (en) | 1985-06-05 |
GB8426860D0 (en) | 1984-11-28 |
FR2554101B1 (en) | 1987-04-03 |
DE3439164C2 (en) | 1986-12-18 |
FR2554101A1 (en) | 1985-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |