GB2369345B - Locking device - Google Patents

Locking device

Info

Publication number
GB2369345B
GB2369345B GB0122860A GB0122860A GB2369345B GB 2369345 B GB2369345 B GB 2369345B GB 0122860 A GB0122860 A GB 0122860A GB 0122860 A GB0122860 A GB 0122860A GB 2369345 B GB2369345 B GB 2369345B
Authority
GB
United Kingdom
Prior art keywords
locking device
locking
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 - Fee Related
Application number
GB0122860A
Other versions
GB2369345A (en
GB0122860D0 (en
Inventor
Walter Stowasser
Klaus Meissner
Hans Brenner
Klaus Conrad
Thomas Krebs
Michael Irsch
Jens Fery
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.)
Atecs Mannesmann GmbH
Terex Demag GmbH and Co KG
Original Assignee
Atecs Mannesmann GmbH
Terex Demag GmbH and Co KG
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
Priority claimed from DE10048224A external-priority patent/DE10048224B4/en
Application filed by Atecs Mannesmann GmbH, Terex Demag GmbH and Co KG filed Critical Atecs Mannesmann GmbH
Publication of GB0122860D0 publication Critical patent/GB0122860D0/en
Publication of GB2369345A publication Critical patent/GB2369345A/en
Application granted granted Critical
Publication of GB2369345B publication Critical patent/GB2369345B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
    • 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)
GB0122860A 2000-09-21 2001-09-21 Locking device Expired - Fee Related GB2369345B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10048224A DE10048224B4 (en) 2000-09-21 2000-09-21 Locking unit for a telescopic boom of a crane
DE20105578U DE20105578U1 (en) 2000-09-21 2001-03-23 Locking unit for a telescopic boom of a crane and telescopic boom

Publications (3)

Publication Number Publication Date
GB0122860D0 GB0122860D0 (en) 2001-11-14
GB2369345A GB2369345A (en) 2002-05-29
GB2369345B true GB2369345B (en) 2004-07-21

Family

ID=26007211

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0122511A Ceased GB0122511D0 (en) 2000-09-21 2001-09-18 Locking unit for a telescopic system
GB0122860A Expired - Fee Related GB2369345B (en) 2000-09-21 2001-09-21 Locking device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0122511A Ceased GB0122511D0 (en) 2000-09-21 2001-09-18 Locking unit for a telescopic system

Country Status (2)

Country Link
JP (1) JP2002128469A (en)
GB (2) GB0122511D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4000053B2 (en) * 2002-12-24 2007-10-31 日立建機株式会社 Dismantling machine
US10589966B2 (en) * 2017-03-02 2020-03-17 Manitowoc Crane Companies, Llc Jib coupling system for jib stowage
EP3950564A4 (en) * 2019-04-04 2023-01-04 Tadano Ltd. Work machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5628416A (en) * 1993-12-28 1997-05-13 Liebherr-Werk Ehingen Traveling crane with telescoping boom
DE19824671A1 (en) * 1997-05-28 1998-12-03 Mannesmann Ag Crane with a telescopic boom
EP0943580A2 (en) * 1998-03-18 1999-09-22 Grove U.S. LLC Lateral jib locking device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29824453U1 (en) * 1997-05-28 2001-03-01 Mannesmann AG, 40213 Düsseldorf Crane with a telescopic boom

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5628416A (en) * 1993-12-28 1997-05-13 Liebherr-Werk Ehingen Traveling crane with telescoping boom
DE19824671A1 (en) * 1997-05-28 1998-12-03 Mannesmann Ag Crane with a telescopic boom
EP0943580A2 (en) * 1998-03-18 1999-09-22 Grove U.S. LLC Lateral jib locking device

Also Published As

Publication number Publication date
GB2369345A (en) 2002-05-29
GB0122860D0 (en) 2001-11-14
GB0122511D0 (en) 2001-11-07
JP2002128469A (en) 2002-05-09

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050921