GB1437526A - Extensible jib crane - Google Patents

Extensible jib crane

Info

Publication number
GB1437526A
GB1437526A GB4654673A GB4654673A GB1437526A GB 1437526 A GB1437526 A GB 1437526A GB 4654673 A GB4654673 A GB 4654673A GB 4654673 A GB4654673 A GB 4654673A GB 1437526 A GB1437526 A GB 1437526A
Authority
GB
United Kingdom
Prior art keywords
jib
extension
main
rollers
ram
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
GB4654673A
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.)
Navistar Inc
Original Assignee
International Harverster Corp
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 International Harverster Corp filed Critical International Harverster Corp
Publication of GB1437526A publication Critical patent/GB1437526A/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
    • 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
    • B66C23/706—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by other means
    • 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
    • B66C23/54—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 with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
GB4654673A 1972-10-09 1973-10-05 Extensible jib crane Expired GB1437526A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPB074872 1972-10-09

Publications (1)

Publication Number Publication Date
GB1437526A true GB1437526A (en) 1976-05-26

Family

ID=3765401

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4654673A Expired GB1437526A (en) 1972-10-09 1973-10-05 Extensible jib crane

Country Status (4)

Country Link
US (1) US3863406A (enrdf_load_html_response)
CA (1) CA986060A (enrdf_load_html_response)
FR (1) FR2202025B1 (enrdf_load_html_response)
GB (1) GB1437526A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111683891A (zh) * 2018-02-16 2020-09-18 株式会社多田野 起重机

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE402753B (sv) * 1977-03-21 1978-07-17 Jonsereds Fabrikers Ab Anordning av slangforing och hydroulkoppling vid hydrauliskt manovrerad kran
US4285629A (en) * 1978-05-18 1981-08-25 Elliston Thomas L Fire fighting boom assembly for service vessel
US4390315A (en) * 1978-05-18 1983-06-28 Hydra Rig Incorporated Fire fighting boom assembly for service vessel
JPS60197600A (ja) * 1984-03-15 1985-10-07 株式会社ジャパニック 伸縮ブ−ム機構
FI75728C (fi) * 1986-02-10 1988-08-08 Orion Yhtymae Oy Anordning foer foersaettande i vertikal roerelse av en sits, isynnerhet en patientstol.
DE19653502C2 (de) * 1996-12-20 2000-06-21 Grove Us Llc Vorrichtung zum Arretieren bzw. Lösen der Arretierung von Schüssen eines Teleskopauslegers für einen fahrbaren Kran
DE19826924A1 (de) * 1998-06-17 1999-12-23 Grove Us Llc Auslegerfixierung mit Einstellzylinder
DE10104310B4 (de) * 2001-01-22 2005-02-03 Terex-Demag Gmbh & Co. Kg Fahrzeugkran mit Teleskopausleger
CN102659039B (zh) * 2012-05-11 2014-05-14 徐工集团工程机械股份有限公司 损伤力消减装置以及用于起重机的变幅装置
WO2017151021A1 (en) * 2016-02-29 2017-09-08 Saab Ab A fluid actuator arrangement comprising a lifting member

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1611326A (en) * 1924-04-07 1926-12-21 Elwell Parker Electric Co Extensible boom
US2703634A (en) * 1949-04-30 1955-03-08 Hopper Machine Works Inc Portable derrick
US3055459A (en) * 1956-01-23 1962-09-25 Los Altos Engineering Co Lifting equipment
US2992710A (en) * 1958-06-26 1961-07-18 Victoria Foundry Company Ltd Sectional mast and elevating means therefor
US3236393A (en) * 1964-03-25 1966-02-22 Girardi Antonio Lawrence Boom and boom actuating mechanism
US3346281A (en) * 1965-01-29 1967-10-10 Washington Iron Works Lock mechanism for telescoping spar
US3319803A (en) * 1966-04-12 1967-05-16 Fairey Canada Ltd Retractable chain boom
GB1202279A (en) * 1966-11-18 1970-08-12 Massey Ferguson Services Nv Improvements in material handling devices which include a pivotable boom
US3480109A (en) * 1968-01-15 1969-11-25 Telsta Corp Lifting equipment
FR2041329A5 (enrdf_load_html_response) * 1969-04-21 1971-01-29 Ppm Sa
US3800965A (en) * 1972-01-11 1974-04-02 H Pavone Ladle skimming mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111683891A (zh) * 2018-02-16 2020-09-18 株式会社多田野 起重机
CN111683891B (zh) * 2018-02-16 2022-09-09 株式会社多田野 起重机

Also Published As

Publication number Publication date
FR2202025B1 (enrdf_load_html_response) 1978-11-10
DE2350398A1 (de) 1974-04-18
CA986060A (en) 1976-03-23
US3863406A (en) 1975-02-04
FR2202025A1 (enrdf_load_html_response) 1974-05-03
DE2350398B2 (de) 1977-01-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee