GB2128957B - A boom for example for lifting apparatus a platform hoist or a dredger - Google Patents
A boom for example for lifting apparatus a platform hoist or a dredgerInfo
- Publication number
- GB2128957B GB2128957B GB08328481A GB8328481A GB2128957B GB 2128957 B GB2128957 B GB 2128957B GB 08328481 A GB08328481 A GB 08328481A GB 8328481 A GB8328481 A GB 8328481A GB 2128957 B GB2128957 B GB 2128957B
- Authority
- GB
- United Kingdom
- Prior art keywords
- dredger
- boom
- lifting apparatus
- platform hoist
- hoist
- 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
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
- B66F11/046—Working platforms suspended from booms of the telescoping type
-
- 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
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3239773 | 1982-10-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8328481D0 GB8328481D0 (en) | 1983-11-23 |
GB2128957A GB2128957A (en) | 1984-05-10 |
GB2128957B true GB2128957B (en) | 1986-12-03 |
Family
ID=6176714
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08328481A Expired GB2128957B (en) | 1982-10-27 | 1983-10-25 | A boom for example for lifting apparatus a platform hoist or a dredger |
Country Status (4)
Country | Link |
---|---|
DD (1) | DD215518A5 (en) |
FR (1) | FR2535301B1 (en) |
GB (1) | GB2128957B (en) |
IT (1) | IT1171241B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3404399B2 (en) * | 1993-07-30 | 2003-05-06 | ピーエイアール・システムス・インコーポレーテッド | Telescopic tube that can be extended vertically |
US5762467A (en) * | 1996-04-26 | 1998-06-09 | Par Systems, Inc. | Underground storage tank manipulator |
GB2343173B (en) * | 1997-07-15 | 2002-01-09 | Komatsu Mfg Co Ltd | Bucket type excavator arm or boom |
GB2364042B (en) * | 1997-07-15 | 2002-03-27 | Komatsu Mfg Co Ltd | A method for producing an arm of a working machine |
KR100591423B1 (en) * | 1997-07-15 | 2006-06-21 | 가부시키가이샤 고마쓰 세이사쿠쇼 | Buckling of Bucket Excavator and Manufacturing Method Thereof |
DE19741202C5 (en) * | 1997-09-18 | 2005-04-07 | Grove U.S. LLC (n.d.Ges.d.Staates Delaware) | Slide bearing for telescopic parts |
NL1023747C2 (en) * | 2003-06-25 | 2005-01-03 | Berg Produkt De Lier B V | Platform truck for use in greenhouses, has platform connected to telescopic arm with system for correcting angle of arm relative to floor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2940623A (en) * | 1957-02-05 | 1960-06-14 | Warner Swasey Co | Material handling and earth moving apparatus |
US3445004A (en) * | 1967-02-01 | 1969-05-20 | Bucyrus Erie Co | Telescopic cantilevered boom |
US3587886A (en) * | 1969-02-14 | 1971-06-28 | Warner Swasey Co | Boom assembly |
US3708937A (en) * | 1970-09-28 | 1973-01-09 | Kidde & Co Walter | Trapezoidal telescoping crane boom |
DE2317595A1 (en) * | 1973-04-07 | 1974-10-31 | Kaspar Klaus | TELESCOPIC UNIT, IN PARTICULAR FOR LIFTING EQUIPMENT |
US3890757A (en) * | 1974-02-28 | 1975-06-24 | Case Co J I | Boom members having stiffener elements for crane boom constructions |
US4027448A (en) * | 1975-06-16 | 1977-06-07 | Clark Equipment Company | Crane boom with angular side frame reinforcements |
US4003168A (en) * | 1975-06-27 | 1977-01-18 | Walter Kidde & Company, Inc. | Crane boom of trapezoidal boom sections having reinforcing rings |
US4045936A (en) * | 1976-04-26 | 1977-09-06 | Bucyrus-Erie Company | Telescopic boom with sections of beam and truss construction |
US4112649A (en) * | 1977-08-26 | 1978-09-12 | Harnischfeger Corporation | Boom section for telescopic crane boom |
US4168008A (en) * | 1978-02-23 | 1979-09-18 | Granryd Tod G | Telescopic crane boom having corrugated boom sections |
US4337601A (en) * | 1980-04-24 | 1982-07-06 | Harnischfeger Corporation | High-strength light-weight boom section for telescopic crane boom |
-
1983
- 1983-10-24 DD DD83255914A patent/DD215518A5/en unknown
- 1983-10-25 GB GB08328481A patent/GB2128957B/en not_active Expired
- 1983-10-26 IT IT12652/83A patent/IT1171241B/en active
- 1983-10-26 FR FR8317085A patent/FR2535301B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT8312652A1 (en) | 1985-04-26 |
FR2535301A1 (en) | 1984-05-04 |
DD215518A5 (en) | 1984-11-14 |
IT8312652A0 (en) | 1983-10-26 |
GB2128957A (en) | 1984-05-10 |
FR2535301B1 (en) | 1988-03-04 |
IT1171241B (en) | 1987-06-10 |
GB8328481D0 (en) | 1983-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20031024 |