EP1484275B8 - Locking and actuating unit for a lateral jib locking device - Google Patents

Locking and actuating unit for a lateral jib locking device Download PDF

Info

Publication number
EP1484275B8
EP1484275B8 EP04019505A EP04019505A EP1484275B8 EP 1484275 B8 EP1484275 B8 EP 1484275B8 EP 04019505 A EP04019505 A EP 04019505A EP 04019505 A EP04019505 A EP 04019505A EP 1484275 B8 EP1484275 B8 EP 1484275B8
Authority
EP
European Patent Office
Prior art keywords
locking
actuating unit
locking device
lateral
lateral jib
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 - Lifetime
Application number
EP04019505A
Other languages
German (de)
French (fr)
Other versions
EP1484275B1 (en
EP1484275A2 (en
EP1484275A3 (en
Inventor
Frank Richter
Dieter Stührwoldt
Jens Ennen
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.)
Grove US LLC
Original Assignee
Grove US LLC
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 Grove US LLC filed Critical Grove US LLC
Publication of EP1484275A2 publication Critical patent/EP1484275A2/en
Publication of EP1484275A3 publication Critical patent/EP1484275A3/en
Publication of EP1484275B1 publication Critical patent/EP1484275B1/en
Application granted granted Critical
Publication of EP1484275B8 publication Critical patent/EP1484275B8/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
    • 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
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Actuator (AREA)
EP04019505A 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device Expired - Lifetime EP1484275B8 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10022373A DE10022373B4 (en) 2000-05-08 2000-05-08 Locking and operating unit for side arm lock
DE10022373 2000-05-08
EP01110133A EP1153875B1 (en) 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP01110133A Division EP1153875B1 (en) 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device

Publications (4)

Publication Number Publication Date
EP1484275A2 EP1484275A2 (en) 2004-12-08
EP1484275A3 EP1484275A3 (en) 2004-12-15
EP1484275B1 EP1484275B1 (en) 2005-10-12
EP1484275B8 true EP1484275B8 (en) 2006-01-18

Family

ID=7641191

Family Applications (2)

Application Number Title Priority Date Filing Date
EP01110133A Expired - Lifetime EP1153875B1 (en) 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device
EP04019505A Expired - Lifetime EP1484275B8 (en) 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP01110133A Expired - Lifetime EP1153875B1 (en) 2000-05-08 2001-05-04 Locking and actuating unit for a lateral jib locking device

Country Status (6)

Country Link
US (1) US6520359B2 (en)
EP (2) EP1153875B1 (en)
JP (1) JP3869679B2 (en)
CA (1) CA2346484C (en)
DE (3) DE10022373B4 (en)
ES (2) ES2263529T3 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004017598U1 (en) * 2004-11-12 2006-03-23 Liebherr-Werk Ehingen Gmbh Telescopic extension arm with swivel piece serving as unlocking device and moving on swivel actuator has groove which comes in and out of contact with telescopic locking means depending on swivel position
DE202008007903U1 (en) 2008-06-16 2010-02-11 Kobelco Cranes Co., Ltd. Locking device with cylinder actuation to the side
DE102009009944B4 (en) * 2009-02-20 2011-02-24 Terex-Demag Gmbh Securing and bolting unit
CN101850935B (en) * 2010-06-22 2013-03-06 三一汽车起重机械有限公司 Single-cylinder pin type telescopic arm device and pin interlocking device
DE102013006259A1 (en) * 2013-04-11 2014-10-16 Liebherr-Werk Ehingen Gmbh Telescopic boom and crane
DE102013011173B4 (en) * 2013-07-04 2019-05-23 Liebherr-Werk Ehingen Gmbh Method for assembling a crane as well as articulation, telescopic boom and crane
EP2835336B1 (en) 2013-08-09 2018-02-28 Manitowoc Crane Group France SAS Mechanical locking head
JP6223071B2 (en) * 2013-08-30 2017-11-01 株式会社タダノ Boom telescopic mechanism of crane equipment
EP3138805B1 (en) * 2014-05-20 2020-08-05 Xuzhou Heavy Machinery Co., Ltd. Single-cylinder bolt stretching device and crane
US10647552B1 (en) * 2015-09-25 2020-05-12 Link-Belt Cranes, L.P., Lllp Fly connection system for a crane boom
WO2017189439A1 (en) * 2016-04-25 2017-11-02 Manitowoc Crane Companies, Llc Crane with rotary locking mechanism
JP6665874B2 (en) * 2018-02-16 2020-03-13 株式会社タダノ crane
US11117789B2 (en) * 2018-06-04 2021-09-14 Manitowoc Crane Companies, Llc Telescoping boom with rotary extension and locking system
RU2756640C1 (en) * 2018-06-05 2021-10-04 Дзе Уилл-Берт Компани Automatically lockable telescopic mast
JP7226184B2 (en) * 2019-08-21 2023-02-21 株式会社タダノ work machine
JP7275994B2 (en) * 2019-08-21 2023-05-18 株式会社タダノ work machine
DE102020110481B3 (en) * 2020-04-17 2021-08-12 Tadano Demag Gmbh Induction sensor arrangement of a safety and locking unit of a telescopic boom of a vehicle crane

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373480A (en) 1942-10-16 1945-04-10 Heintz Mfg Co Quick-acting door
US2589080A (en) * 1949-11-05 1952-03-11 Star Drilling Machine Company Power-operated telescoping mast and braces
US2829741A (en) * 1951-04-25 1958-04-08 Ideco Inc Telescoping self-erecting derrick structure
US2726066A (en) 1953-05-08 1955-12-06 Chicago Pneumatic Tool Co Swivel post lock assembly
US3366407A (en) * 1965-06-28 1968-01-30 Youngstown Sheet And Tube Co Portable mast
US3503642A (en) 1968-03-18 1970-03-31 Hartwell Corp Condition indicator for latches
GB1297961A (en) * 1969-02-12 1972-11-29
FR2041641A6 (en) * 1969-05-12 1971-01-29 Potain Sa
GB1404135A (en) * 1971-11-04 1975-08-28 Gen Crane Industries Telescopic structures particularly tower cranes
US3921819A (en) * 1974-07-26 1975-11-25 Kidde & Co Walter Boom latch mechanism
US4036372A (en) 1975-12-15 1977-07-19 Clark Equipment Company Extension and retraction means for the telescopic boom assembly of a crane
US4053058A (en) * 1976-05-27 1977-10-11 Fmc Corporation Suspended extensible boom
US4327533A (en) * 1980-08-13 1982-05-04 Kidde, Inc. Crane boom extending, retracting and cooperative latching arrangement
US4396126A (en) * 1980-11-24 1983-08-02 Harnischfeger Corporation Telescoping crane boom
DE3214351C2 (en) * 1982-04-19 1984-05-10 Geroh GmbH Mechanische Systeme, 8551 Waischenfeld Device for locking the individual sections of a telescopic mast
US4688690A (en) * 1986-03-07 1987-08-25 Harnischfeger Corporation Method and apparatus for extending fly section of crane boom
DE9013210U1 (en) * 1990-09-18 1991-01-03 Liebherr-Werk Ehingen Gmbh, 7930 Ehingen, De
DE4344795A1 (en) * 1993-12-28 1995-06-29 Liebherr Werk Ehingen Mobile crane with a telescopic boom
US5660495A (en) * 1995-11-02 1997-08-26 Japan Skyrobot Co., Ltd Locking-unlocking mechanism for telescopic device
DE19811813B4 (en) 1998-03-18 2005-11-24 Grove U.S. LLC (n.d.Ges.d.Staates Delaware) Lateral boom interlock
US6446408B1 (en) * 2000-08-04 2002-09-10 Musco Corporation Collapsible pole

Also Published As

Publication number Publication date
EP1153875B1 (en) 2006-06-07
EP1484275B1 (en) 2005-10-12
DE50110000D1 (en) 2006-07-20
ES2250947T3 (en) 2006-04-16
CA2346484A1 (en) 2001-11-08
JP3869679B2 (en) 2007-01-17
ES2263529T3 (en) 2006-12-16
JP2002003174A (en) 2002-01-09
US20010052506A1 (en) 2001-12-20
EP1153875A1 (en) 2001-11-14
CA2346484C (en) 2006-10-24
EP1484275A2 (en) 2004-12-08
DE10022373B4 (en) 2005-11-24
EP1484275A3 (en) 2004-12-15
DE50107717D1 (en) 2005-11-17
US6520359B2 (en) 2003-02-18
DE10022373A1 (en) 2001-11-29

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