SG11201503127VA - Multistage telescopic arm device and deep digging excavator with the same - Google Patents

Multistage telescopic arm device and deep digging excavator with the same

Info

Publication number
SG11201503127VA
SG11201503127VA SG11201503127VA SG11201503127VA SG11201503127VA SG 11201503127V A SG11201503127V A SG 11201503127VA SG 11201503127V A SG11201503127V A SG 11201503127VA SG 11201503127V A SG11201503127V A SG 11201503127VA SG 11201503127V A SG11201503127V A SG 11201503127VA
Authority
SG
Singapore
Prior art keywords
same
telescopic arm
arm device
multistage telescopic
deep digging
Prior art date
Application number
SG11201503127VA
Inventor
Shigeya Tada
Akira Inamoto
Original Assignee
Hitachi Construction Machinery
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 Hitachi Construction Machinery filed Critical Hitachi Construction Machinery
Publication of SG11201503127VA publication Critical patent/SG11201503127VA/en

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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets
    • 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
    • E02F3/306—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 telescopic dipper-arm or boom
    • 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
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • E02F3/4136—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted on a slidable or telescopic boom or arm
    • 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)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Earth Drilling (AREA)
SG11201503127VA 2012-10-26 2013-09-16 Multistage telescopic arm device and deep digging excavator with the same SG11201503127VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012237238 2012-10-26
PCT/JP2013/074956 WO2014065041A1 (en) 2012-10-26 2013-09-16 Multi-stage telescopic arm device and deep-digging excavator comprising multi-stage telescopic arm device

Publications (1)

Publication Number Publication Date
SG11201503127VA true SG11201503127VA (en) 2015-06-29

Family

ID=50544421

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201503127VA SG11201503127VA (en) 2012-10-26 2013-09-16 Multistage telescopic arm device and deep digging excavator with the same

Country Status (8)

Country Link
JP (1) JP6026553B2 (en)
KR (1) KR101650676B1 (en)
CN (1) CN104736769B (en)
IN (1) IN2015DN02435A (en)
MY (1) MY172353A (en)
SG (1) SG11201503127VA (en)
TW (1) TWI548798B (en)
WO (1) WO2014065041A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10876363B2 (en) 2017-12-19 2020-12-29 Caterpillar Global Mining Equipment Llc Negative angle capable blasthole drilling mast
CN109681225A (en) * 2019-02-10 2019-04-26 石家庄奥创矿用设备有限公司 Rock gangway planer-type heading and anchoring integrated machine
CN111704043B (en) * 2020-06-17 2022-05-24 柳州柳工挖掘机有限公司 Telescopic boom structure, operation boom and engineering machinery
CN114701977B (en) * 2022-03-30 2023-12-26 杭州叉车门架有限公司 Lifting device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5863259U (en) * 1981-10-21 1983-04-28 日立建機株式会社 Multi-stage telescoping arm for construction machinery
JPS6282131A (en) 1985-10-04 1987-04-15 Hitachi Constr Mach Co Ltd Multistage telescopic arm for construction machine
JPH0646045U (en) * 1992-11-24 1994-06-24 住友建機株式会社 Rope type telescopic arm for construction machinery
JPH07292706A (en) * 1994-04-28 1995-11-07 Komatsu Ltd Multistage expansible arm of construction machine
JPH11148144A (en) * 1997-11-14 1999-06-02 Hitachi Constr Mach Co Ltd Excavator for construction machine
JP3866962B2 (en) * 2001-11-12 2007-01-10 コベルコ建機株式会社 Deep hole working machine
CN2767507Y (en) * 2005-01-24 2006-03-29 萧守让 Multifunctional excavator
CN201027318Y (en) * 2006-11-22 2008-02-27 窦钦玉 Excavator with telescopic arm
CN200989343Y (en) * 2006-12-08 2007-12-12 三一重工股份有限公司 Cylinder set for telescopic mechanism
CN203066130U (en) * 2012-12-05 2013-07-17 山河智能装备股份有限公司 Extensible arm excavator

Also Published As

Publication number Publication date
TWI548798B (en) 2016-09-11
KR20150055049A (en) 2015-05-20
IN2015DN02435A (en) 2015-09-04
JP6026553B2 (en) 2016-11-16
JPWO2014065041A1 (en) 2016-09-08
WO2014065041A1 (en) 2014-05-01
KR101650676B1 (en) 2016-08-23
MY172353A (en) 2019-11-21
CN104736769A (en) 2015-06-24
CN104736769B (en) 2017-03-01
TW201433677A (en) 2014-09-01

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