GB1146392A - Improvements relating to cranes - Google Patents
Improvements relating to cranesInfo
- Publication number
- GB1146392A GB1146392A GB6382/67A GB638267A GB1146392A GB 1146392 A GB1146392 A GB 1146392A GB 6382/67 A GB6382/67 A GB 6382/67A GB 638267 A GB638267 A GB 638267A GB 1146392 A GB1146392 A GB 1146392A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pulley means
- jib
- anchorages
- pulley
- anchorage
- 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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/60—Derricks
- B66C23/605—Derricks employing ships' masts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
1,146,392. Jib cranes. J. S. THOMSON. 8 Jan., 1968 [10 Feb. 1967], No. 6382/67. Heading B8B. A jib crane includes a jib 1 mounted at one end on a platform or deck 4 for luffing and slewing, a first anchorage 5 at or near the free end of the jib and extending laterally on both sides of the latter, a second anchorage 6 fixed relative to the platform or deck and disposed transversely of the latter above the mounted end of the jib, pulley means 8 . . . 14 on the anchorages 5, 6 at spaced intervals along the latter, and ropes 15, 16 operatively associated with winches 17, 18 and co-operating with the pulley means to effect the luffing and slewing, the ropes being reeved to-and-fro round and between the pulley means to form between the anchorages 5, 6 a plurality of rope reaches disposed on both sides of the vertical plane containing the jib axis and traversing in a zig-zag manner, the quadrilateral space defined by the ends of the anchorages 5, 6, the pulley means being so spaced along the anchorages that the rope reaches on opposite sides of the plane include reaches which are mutually divergent as from the first to the second anchorage. The ropes 15, 16 may pass from the winch 17 to the pulley means 14 instead of the pulley means 11 and from the winch 18 to the pulley means 11 instead of the pulley means 14. More than one pulley may be provided by each pulley means and the latter may not be arranged in a line.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6382/67A GB1146392A (en) | 1967-02-10 | 1967-02-10 | Improvements relating to cranes |
| US703641A US3486635A (en) | 1967-02-10 | 1968-02-07 | Jib crane |
| ES350670A ES350670A1 (en) | 1967-02-10 | 1968-02-08 | Jib crane |
| NL6801918A NL6801918A (en) | 1967-02-10 | 1968-02-09 | |
| NO0507/68A NO123332B (en) | 1967-02-10 | 1968-02-09 | |
| SE1701/68A SE342009B (en) | 1967-02-10 | 1968-02-09 | |
| DE19681556476 DE1556476A1 (en) | 1967-02-10 | 1968-02-09 | Jib crane |
| FR1552734D FR1552734A (en) | 1967-02-10 | 1968-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6382/67A GB1146392A (en) | 1967-02-10 | 1967-02-10 | Improvements relating to cranes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1146392A true GB1146392A (en) | 1969-03-26 |
Family
ID=9813487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6382/67A Expired GB1146392A (en) | 1967-02-10 | 1967-02-10 | Improvements relating to cranes |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3486635A (en) |
| DE (1) | DE1556476A1 (en) |
| ES (1) | ES350670A1 (en) |
| FR (1) | FR1552734A (en) |
| GB (1) | GB1146392A (en) |
| NL (1) | NL6801918A (en) |
| NO (1) | NO123332B (en) |
| SE (1) | SE342009B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO140626C (en) * | 1968-04-02 | 1979-10-10 | Speedcranes Ltd | SWIVEL CRANE WITH BOOM. |
| JPS498758B1 (en) * | 1968-08-09 | 1974-02-28 | ||
| US3845865A (en) * | 1968-12-27 | 1974-11-05 | Algoship Int | Marine cargo handling crane |
| US3662991A (en) * | 1970-04-07 | 1972-05-16 | Rostislav Ivanovich Lakiza | Crane device for preventing collision of load with seacraft in rough weather |
| US3828938A (en) * | 1972-12-20 | 1974-08-13 | I Pakhomov | Luffing crane |
| NL1026458C2 (en) * | 2004-06-18 | 2005-12-20 | Itrec Bv | Cranes and offshore vessel. |
| WO2009048316A1 (en) * | 2007-10-11 | 2009-04-16 | Itrec B.V. | Hoisting crane and offshore vessel |
| EP3186139B1 (en) * | 2014-08-29 | 2021-10-06 | Teledyne Instruments, Inc. | Shipboard winch with computer-controlled motor |
| US10308485B2 (en) * | 2017-08-14 | 2019-06-04 | Sea Energy Technology Co., Ltd. | Offshore platform lifting device |
| US20250223056A1 (en) * | 2024-01-04 | 2025-07-10 | United Arab Emirates University | Low gravity simulator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2830710A (en) * | 1955-07-01 | 1958-04-15 | Jr William L Banks | Cargo hoisting apparatus |
| US3057484A (en) * | 1961-06-26 | 1962-10-09 | Virgil H Trevisan | Rigging |
-
1967
- 1967-02-10 GB GB6382/67A patent/GB1146392A/en not_active Expired
-
1968
- 1968-02-07 US US703641A patent/US3486635A/en not_active Expired - Lifetime
- 1968-02-08 ES ES350670A patent/ES350670A1/en not_active Expired
- 1968-02-09 NL NL6801918A patent/NL6801918A/xx unknown
- 1968-02-09 FR FR1552734D patent/FR1552734A/fr not_active Expired
- 1968-02-09 SE SE1701/68A patent/SE342009B/xx unknown
- 1968-02-09 NO NO0507/68A patent/NO123332B/no unknown
- 1968-02-09 DE DE19681556476 patent/DE1556476A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| ES350670A1 (en) | 1969-05-01 |
| DE1556476A1 (en) | 1970-03-12 |
| SE342009B (en) | 1972-01-24 |
| NL6801918A (en) | 1968-08-12 |
| NO123332B (en) | 1971-10-25 |
| US3486635A (en) | 1969-12-30 |
| FR1552734A (en) | 1969-01-03 |
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