EP1496006A3 - Telescopic boom for mobile crane - Google Patents

Telescopic boom for mobile crane Download PDF

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Publication number
EP1496006A3
EP1496006A3 EP04024391A EP04024391A EP1496006A3 EP 1496006 A3 EP1496006 A3 EP 1496006A3 EP 04024391 A EP04024391 A EP 04024391A EP 04024391 A EP04024391 A EP 04024391A EP 1496006 A3 EP1496006 A3 EP 1496006A3
Authority
EP
European Patent Office
Prior art keywords
telescopic boom
mobile crane
profile part
telescopic
curved shape
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.)
Withdrawn
Application number
EP04024391A
Other languages
German (de)
French (fr)
Other versions
EP1496006A2 (en
Inventor
Franz Paschke
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 EP1496006A2 publication Critical patent/EP1496006A2/en
Publication of EP1496006A3 publication Critical patent/EP1496006A3/en
Withdrawn legal-status Critical Current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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

Teleskopausleger für einen Fahrzeugkran mit einem dreh- und schwenkbar lagerbaren Basisteil in dem mehrere zusammenschiebbare und ausfahrbare Teleskopteile gelagert sind, wobei das Basisteil und/oder mindestens ein Teleskopteil ein oberes Profilteil (12) und ein unteres Profilteil (14) aufweisen und das untere Profilteil aus mehreren aneinandergrenzenden Schalensegmenten (14b,14c,14d) besteht, die jeweils eine nach außen gekrümmte Form aufweisen; das obere Profilteil (12) besteht aus mehreren Schalensegmenten (12b,12c,12d), die eine nach außen gekrümmte Form haben.

Figure 00000001
Telescopic boom for a vehicle crane with a rotatably and pivotally mountable base part in which several telescoping and extendable telescopic parts are mounted, wherein the base part and / or at least one telescopic part having an upper profile part (12) and a lower profile part (14) and the lower profile part a plurality of adjacent shell segments (14b, 14c, 14d) each having an outwardly curved shape; the upper profile part (12) consists of a plurality of shell segments (12b, 12c, 12d) which have an outwardly curved shape.
Figure 00000001
EP04024391A 2001-12-12 2002-11-21 Telescopic boom for mobile crane Withdrawn EP1496006A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE20120121U 2001-12-12
DE20120121U DE20120121U1 (en) 2001-12-12 2001-12-12 Telescopic boom for a mobile crane
EP02026316A EP1321425B1 (en) 2001-12-12 2002-11-21 Telescopic boom for mobile crane

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP02026316A Division EP1321425B1 (en) 2001-12-12 2002-11-21 Telescopic boom for mobile crane

Publications (2)

Publication Number Publication Date
EP1496006A2 EP1496006A2 (en) 2005-01-12
EP1496006A3 true EP1496006A3 (en) 2005-02-02

Family

ID=7965065

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04024391A Withdrawn EP1496006A3 (en) 2001-12-12 2002-11-21 Telescopic boom for mobile crane
EP02026316A Expired - Lifetime EP1321425B1 (en) 2001-12-12 2002-11-21 Telescopic boom for mobile crane

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP02026316A Expired - Lifetime EP1321425B1 (en) 2001-12-12 2002-11-21 Telescopic boom for mobile crane

Country Status (8)

Country Link
US (1) US6978907B2 (en)
EP (2) EP1496006A3 (en)
JP (1) JP2003201088A (en)
KR (1) KR100893929B1 (en)
CN (1) CN1319846C (en)
CA (1) CA2413969C (en)
DE (2) DE20120121U1 (en)
ES (1) ES2273961T3 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10315989B4 (en) 2003-04-08 2007-10-25 Grove U.S. Llc Clamping system for a mobile telescopic crane
JP2005112514A (en) * 2003-10-06 2005-04-28 Tadano Ltd Expansion boom
DE502005010620D1 (en) * 2005-07-07 2011-01-13 Grove Us Llc Upper belt cross-section for Kranteleskopteile
DE102006014573B3 (en) 2006-03-29 2007-07-19 Manitowoc Crane Group France SAS, Telescopic crane jib part, has upper and lower profile parts with segments that are bent outwardly, and end segments adjoining each other at obtuse angle, where radius of segments is less than half width of cross-section
BRPI0816460B1 (en) * 2007-09-05 2019-11-19 Palfinger Ag profile form for a crane boom, crane system for a crane, crane and utility vehicle
DE102008032976B4 (en) 2007-09-12 2018-02-22 Manitowoc Crane Group France Sas A telescopic crane jib part
JP2010176277A (en) * 2009-01-28 2010-08-12 Sanyo Electric Co Ltd Data transfer system
US9290363B2 (en) 2011-07-21 2016-03-22 Manitowoc Crane Companies, Llc Tailor welded panel beam for construction machine and method of manufacturing
KR101626791B1 (en) * 2014-09-26 2016-06-02 한국고벨(주) Jig for crane girder and girder manufacture
DE202016003525U1 (en) * 2016-06-03 2016-06-23 Liebherr-Werk Ehingen Gmbh Telescopic profile with variable impact
DE102017208031A1 (en) * 2017-05-12 2018-11-15 Putzmeister Engineering Gmbh Cranked boom with variable cross-section for mobile concrete pumps
JP7272028B2 (en) * 2019-03-19 2023-05-12 株式会社タダノ boom structure
SI26016A (en) * 2020-06-19 2021-12-31 Tajfun Liv, Proizvodnja In Razvoj D.O.O. Bearing assembly in a mobile hydraulic crane telescopic arm and a mobile hydraulic crane comprising such assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499208A2 (en) * 1991-02-11 1992-08-19 LIEBHERR-WERK EHINGEN GmbH Telescopic jib for mobile cranes or the like
DE4344795A1 (en) * 1993-12-28 1995-06-29 Liebherr Werk Ehingen Mobile crane with a telescopic boom
EP0668238A1 (en) * 1994-02-18 1995-08-23 EC Engineering + Consulting Spezialmaschinen GmbH Boom profile
DE19624312A1 (en) * 1996-06-18 1998-01-08 Kidde Ind Inc Telescopic boom for mobile cranes
DE20004016U1 (en) * 2000-03-03 2001-07-12 Liebherr Werk Ehingen Telescopic boom for cranes, preferably mobile cranes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516553A (en) * 1968-09-25 1970-06-23 Tel E Lect Boom construction
JPS62113193A (en) * 1985-11-13 1987-05-25 株式会社日立製作所 Memory circuit
JP2580596Y2 (en) * 1992-03-27 1998-09-10 新明和工業株式会社 Multi-stage telescopic boom with polygonal cross section
JP2575542Y2 (en) * 1993-04-21 1998-07-02 住友建機株式会社 boom
DE19741202C5 (en) * 1997-09-18 2005-04-07 Grove U.S. LLC (n.d.Ges.d.Staates Delaware) Slide bearing for telescopic parts
JP2000143163A (en) * 1998-11-16 2000-05-23 Yutani Heavy Ind Ltd Telescopic boom for working machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499208A2 (en) * 1991-02-11 1992-08-19 LIEBHERR-WERK EHINGEN GmbH Telescopic jib for mobile cranes or the like
DE4344795A1 (en) * 1993-12-28 1995-06-29 Liebherr Werk Ehingen Mobile crane with a telescopic boom
EP0668238A1 (en) * 1994-02-18 1995-08-23 EC Engineering + Consulting Spezialmaschinen GmbH Boom profile
DE19624312A1 (en) * 1996-06-18 1998-01-08 Kidde Ind Inc Telescopic boom for mobile cranes
DE20004016U1 (en) * 2000-03-03 2001-07-12 Liebherr Werk Ehingen Telescopic boom for cranes, preferably mobile cranes

Also Published As

Publication number Publication date
EP1321425B1 (en) 2006-12-20
CA2413969C (en) 2009-02-24
DE20120121U1 (en) 2002-03-07
US20030106871A1 (en) 2003-06-12
KR100893929B1 (en) 2009-04-21
US6978907B2 (en) 2005-12-27
DE50209002D1 (en) 2007-02-01
EP1496006A2 (en) 2005-01-12
CN1319846C (en) 2007-06-06
ES2273961T3 (en) 2007-05-16
JP2003201088A (en) 2003-07-15
KR20030048361A (en) 2003-06-19
CN1436716A (en) 2003-08-20
EP1321425A1 (en) 2003-06-25
CA2413969A1 (en) 2003-06-12

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