CH621101A5 - - Google Patents

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Publication number
CH621101A5
CH621101A5 CH981777A CH981777A CH621101A5 CH 621101 A5 CH621101 A5 CH 621101A5 CH 981777 A CH981777 A CH 981777A CH 981777 A CH981777 A CH 981777A CH 621101 A5 CH621101 A5 CH 621101A5
Authority
CH
Switzerland
Prior art keywords
telescopic
stop
telescopic slide
piece
pawl
Prior art date
Application number
CH981777A
Other languages
German (de)
English (en)
Inventor
Wilhelm Kranefeld
Helmut Schneider
Original Assignee
Orenstein & Koppel Ag
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 Orenstein & Koppel Ag filed Critical Orenstein & Koppel Ag
Publication of CH621101A5 publication Critical patent/CH621101A5/de

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
    • B66C23/18—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 specially adapted for use in particular purposes
    • B66C23/36—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 specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/42—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 specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
    • 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
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
CH981777A 1976-08-25 1977-08-10 CH621101A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2638185A DE2638185C3 (de) 1976-08-25 1976-08-25 Teleskopausleger für fahrbare Krane

Publications (1)

Publication Number Publication Date
CH621101A5 true CH621101A5 (ja) 1981-01-15

Family

ID=5986298

Family Applications (1)

Application Number Title Priority Date Filing Date
CH981777A CH621101A5 (ja) 1976-08-25 1977-08-10

Country Status (9)

Country Link
US (1) US4100707A (ja)
JP (1) JPS5340952A (ja)
CA (1) CA1067861A (ja)
CH (1) CH621101A5 (ja)
DE (1) DE2638185C3 (ja)
FR (1) FR2362785A2 (ja)
GB (1) GB1590879A (ja)
IT (1) IT1115772B (ja)
NL (1) NL7709418A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5624711Y2 (ja) * 1978-12-27 1981-06-10
DE2926292A1 (de) * 1979-06-29 1981-01-08 Harnischfeger Gmbh Insbesondere mobiler teleskopauslegerkran
JPS5637991A (en) * 1979-08-31 1981-04-11 Shin Meiwa Ind Co Ltd Expansion device in multistage boom
US4295661A (en) * 1980-01-10 1981-10-20 J. I. Case Company Latching mechanism for machine stabilizer arms using hydraulic cylinders
DE3343088A1 (de) * 1983-11-29 1985-06-05 Gottwald GmbH, 4000 Düsseldorf Kran mit teleskopausleger
US4748779A (en) * 1986-10-16 1988-06-07 Junji Ogawa Telescopic arm for use in civil engineering machines
US6253502B1 (en) * 1998-08-25 2001-07-03 George F. Layton Van with extensible boom
DE10104310B4 (de) * 2001-01-22 2005-02-03 Terex-Demag Gmbh & Co. Kg Fahrzeugkran mit Teleskopausleger
US7299589B2 (en) * 2003-10-22 2007-11-27 Harris Corporation Telescoping boom actuation mechanism formed of concentrically nested tubular boom sections mutually engaged by roller assemblies riding on helical tracks
CN115043337B (zh) * 2022-08-15 2023-08-11 徐州重型机械有限公司 一种臂架系统、起重机及臂架系统控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263255B (de) * 1965-04-08 1968-03-14 Grove Mfg Co Kranausleger
DE1276305B (de) * 1967-05-03 1968-08-29 Orenstein & Koppel Ag Teleskopausleger fuer Kranbetrieb, insbesondere bei Erdbaggern
DE1944463A1 (de) * 1969-09-02 1971-03-04 Krupp Gmbh Mehrfacher Teleskopausleger,insbesondere fuer einen Autokran
US3795321A (en) * 1972-05-18 1974-03-05 Harnischfeger Corp Telescoping crane boom
GB1376427A (en) * 1973-06-07 1974-12-04 Harnischfeger Corp Telescoping crane boom
US4036372A (en) * 1975-12-15 1977-07-19 Clark Equipment Company Extension and retraction means for the telescopic boom assembly of a crane

Also Published As

Publication number Publication date
GB1590879A (en) 1981-06-10
JPS5720236B2 (ja) 1982-04-27
NL7709418A (nl) 1978-02-28
JPS5340952A (en) 1978-04-13
US4100707A (en) 1978-07-18
IT1115772B (it) 1986-02-03
FR2362785A2 (fr) 1978-03-24
DE2638185B2 (de) 1979-02-22
DE2638185C3 (de) 1979-10-11
FR2362785B2 (ja) 1980-06-13
CA1067861A (en) 1979-12-11
DE2638185A1 (de) 1978-03-02

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Legal Events

Date Code Title Description
PL Patent ceased