JPS57140435A - Boom for oil-pressure type shovel-based excavator - Google Patents

Boom for oil-pressure type shovel-based excavator

Info

Publication number
JPS57140435A
JPS57140435A JP2474481A JP2474481A JPS57140435A JP S57140435 A JPS57140435 A JP S57140435A JP 2474481 A JP2474481 A JP 2474481A JP 2474481 A JP2474481 A JP 2474481A JP S57140435 A JPS57140435 A JP S57140435A
Authority
JP
Japan
Prior art keywords
boom
attached
arm
oil
pressure type
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
JP2474481A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0151612B2 (enrdf_load_stackoverflow
Inventor
Youshichirou Aoyanagi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP2474481A priority Critical patent/JPS57140435A/ja
Publication of JPS57140435A publication Critical patent/JPS57140435A/ja
Publication of JPH0151612B2 publication Critical patent/JPH0151612B2/ja
Granted legal-status Critical Current

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
    • E02F3/303—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 the dipper-arm or boom rotatable about its longitudinal axis
    • 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
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
JP2474481A 1981-02-20 1981-02-20 Boom for oil-pressure type shovel-based excavator Granted JPS57140435A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2474481A JPS57140435A (en) 1981-02-20 1981-02-20 Boom for oil-pressure type shovel-based excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2474481A JPS57140435A (en) 1981-02-20 1981-02-20 Boom for oil-pressure type shovel-based excavator

Publications (2)

Publication Number Publication Date
JPS57140435A true JPS57140435A (en) 1982-08-31
JPH0151612B2 JPH0151612B2 (enrdf_load_stackoverflow) 1989-11-06

Family

ID=12146646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2474481A Granted JPS57140435A (en) 1981-02-20 1981-02-20 Boom for oil-pressure type shovel-based excavator

Country Status (1)

Country Link
JP (1) JPS57140435A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100606506B1 (ko) 2004-05-21 2006-08-02 주일환 굴삭 및 로딩 기능을 갖는 건설장비
JP2007126839A (ja) * 2005-11-01 2007-05-24 Hitachi Constr Mach Co Ltd アーム回動用液圧シリンダの配管装置
JP2012012780A (ja) * 2010-06-29 2012-01-19 Taguchi Kogyo:Kk 大型アタッチメント
CN103556661A (zh) * 2013-10-28 2014-02-05 王云荣 一种挖掘机
CN107429497A (zh) * 2014-10-13 2017-12-01 景园技术股份公司 具有旋转装置的挖掘机用斗杆

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100606506B1 (ko) 2004-05-21 2006-08-02 주일환 굴삭 및 로딩 기능을 갖는 건설장비
JP2007126839A (ja) * 2005-11-01 2007-05-24 Hitachi Constr Mach Co Ltd アーム回動用液圧シリンダの配管装置
JP2012012780A (ja) * 2010-06-29 2012-01-19 Taguchi Kogyo:Kk 大型アタッチメント
CN103556661A (zh) * 2013-10-28 2014-02-05 王云荣 一种挖掘机
CN107429497A (zh) * 2014-10-13 2017-12-01 景园技术股份公司 具有旋转装置的挖掘机用斗杆

Also Published As

Publication number Publication date
JPH0151612B2 (enrdf_load_stackoverflow) 1989-11-06

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