EP2578753A4 - Work attachment and work machine - Google Patents

Work attachment and work machine Download PDF

Info

Publication number
EP2578753A4
EP2578753A4 EP11786304.3A EP11786304A EP2578753A4 EP 2578753 A4 EP2578753 A4 EP 2578753A4 EP 11786304 A EP11786304 A EP 11786304A EP 2578753 A4 EP2578753 A4 EP 2578753A4
Authority
EP
European Patent Office
Prior art keywords
work
attachment
machine
work machine
work attachment
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.)
Granted
Application number
EP11786304.3A
Other languages
German (de)
French (fr)
Other versions
EP2578753B1 (en
EP2578753A1 (en
Inventor
Katsuya Irieda
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.)
Kobelco Construction Machinery Co Ltd
Original Assignee
Kobelco Construction Machinery Co Ltd
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 Kobelco Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd
Publication of EP2578753A1 publication Critical patent/EP2578753A1/en
Publication of EP2578753A4 publication Critical patent/EP2578753A4/en
Application granted granted Critical
Publication of EP2578753B1 publication Critical patent/EP2578753B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/302—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with an additional link
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/301—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with more than two arms (boom included), e.g. two-part boom with additional dipper-arm
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/965—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of metal-cutting or concrete-crushing implements
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/003—Devices for transporting the soil-shifting machines or excavators, e.g. by pushing them or by hitching them to a tractor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Shovels (AREA)
  • Jib Cranes (AREA)
EP11786304.3A 2010-05-26 2011-05-20 Work attachment and work machine Active EP2578753B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010120217A JP5353818B2 (en) 2010-05-26 2010-05-26 Work machine
PCT/JP2011/002814 WO2011148601A1 (en) 2010-05-26 2011-05-20 Work attachment and work machine

Publications (3)

Publication Number Publication Date
EP2578753A1 EP2578753A1 (en) 2013-04-10
EP2578753A4 true EP2578753A4 (en) 2017-08-09
EP2578753B1 EP2578753B1 (en) 2020-12-09

Family

ID=45003601

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11786304.3A Active EP2578753B1 (en) 2010-05-26 2011-05-20 Work attachment and work machine

Country Status (4)

Country Link
EP (1) EP2578753B1 (en)
JP (1) JP5353818B2 (en)
CN (1) CN103025963B (en)
WO (1) WO2011148601A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5402992B2 (en) * 2011-06-13 2014-01-29 コベルコ建機株式会社 Work machine
WO2016099163A1 (en) * 2014-12-19 2016-06-23 윤영덕 Excavation apparatus using excavator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567652U (en) * 1992-02-13 1993-09-07 油谷重工株式会社 Ultra-long front bending and fixing device
JPH07317329A (en) * 1994-05-24 1995-12-05 Yutani Heavy Ind Ltd Piping structure of hydraulic working vehicle
JPH11193543A (en) * 1997-12-27 1999-07-21 Hitachi Constr Mach Co Ltd Building method of construction machinery front device, and posture holding device of working device used therefor
JP2005105520A (en) * 2003-09-26 2005-04-21 Kobelco Contstruction Machinery Ltd Boom of working machine and its assembling/disassembling method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567652A (en) 1991-09-05 1993-03-19 Tokyo Electron Ltd Probing deivce
JP3499630B2 (en) * 1995-02-22 2004-02-23 株式会社タダノ Crushing work vehicle
US5806313A (en) * 1995-11-30 1998-09-15 Caterpillar Inc. Conduit arrangement for a construction machine
JPH11193542A (en) * 1997-12-27 1999-07-21 Hitachi Constr Mach Co Ltd Construction machinery front device, boom used therefor, and building method thereof
JP4244765B2 (en) * 2003-09-26 2009-03-25 コベルコ建機株式会社 Work machine and its assembly / disassembly method
CN2868584Y (en) * 2005-12-22 2007-02-14 马鞍山市惊天液压机械制造有限公司 Dismounting robot

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567652U (en) * 1992-02-13 1993-09-07 油谷重工株式会社 Ultra-long front bending and fixing device
JPH07317329A (en) * 1994-05-24 1995-12-05 Yutani Heavy Ind Ltd Piping structure of hydraulic working vehicle
JPH11193543A (en) * 1997-12-27 1999-07-21 Hitachi Constr Mach Co Ltd Building method of construction machinery front device, and posture holding device of working device used therefor
JP2005105520A (en) * 2003-09-26 2005-04-21 Kobelco Contstruction Machinery Ltd Boom of working machine and its assembling/disassembling method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011148601A1 *

Also Published As

Publication number Publication date
JP2011246931A (en) 2011-12-08
CN103025963B (en) 2015-04-22
CN103025963A (en) 2013-04-03
WO2011148601A1 (en) 2011-12-01
EP2578753B1 (en) 2020-12-09
JP5353818B2 (en) 2013-11-27
EP2578753A1 (en) 2013-04-10

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