JPS5774437A - Automatic operating device for straight excavation of hydraulic shovel - Google Patents

Automatic operating device for straight excavation of hydraulic shovel

Info

Publication number
JPS5774437A
JPS5774437A JP8397381A JP8397381A JPS5774437A JP S5774437 A JPS5774437 A JP S5774437A JP 8397381 A JP8397381 A JP 8397381A JP 8397381 A JP8397381 A JP 8397381A JP S5774437 A JPS5774437 A JP S5774437A
Authority
JP
Japan
Prior art keywords
arithmetic unit
excavation
cylinder
detection
slope
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
JP8397381A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6154890B2 (enrdf_load_stackoverflow
Inventor
Arata Hamano
Atsushi Matsuzaki
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP8397381A priority Critical patent/JPS5774437A/ja
Publication of JPS5774437A publication Critical patent/JPS5774437A/ja
Publication of JPS6154890B2 publication Critical patent/JPS6154890B2/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
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
JP8397381A 1981-06-01 1981-06-01 Automatic operating device for straight excavation of hydraulic shovel Granted JPS5774437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8397381A JPS5774437A (en) 1981-06-01 1981-06-01 Automatic operating device for straight excavation of hydraulic shovel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8397381A JPS5774437A (en) 1981-06-01 1981-06-01 Automatic operating device for straight excavation of hydraulic shovel

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP4616673A Division JPS5437406B2 (enrdf_load_stackoverflow) 1973-04-25 1973-04-25

Publications (2)

Publication Number Publication Date
JPS5774437A true JPS5774437A (en) 1982-05-10
JPS6154890B2 JPS6154890B2 (enrdf_load_stackoverflow) 1986-11-25

Family

ID=13817478

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8397381A Granted JPS5774437A (en) 1981-06-01 1981-06-01 Automatic operating device for straight excavation of hydraulic shovel

Country Status (1)

Country Link
JP (1) JPS5774437A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63219789A (ja) * 1987-03-06 1988-09-13 日立建機株式会社 ア−ム式作業機
JPH0414531A (ja) * 1990-05-01 1992-01-20 Komatsu Ltd 作業機の制御装置
JPH0470386U (enrdf_load_stackoverflow) * 1990-10-25 1992-06-22
EP0900887A4 (en) * 1996-12-03 2000-05-24 Caterpillar Mitsubishi Ltd CONSTRUCTION EQUIPMENT CONTROL BODY
JP2020046027A (ja) * 2018-09-20 2020-03-26 ナブテスコ株式会社 電磁弁及び作業機械

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63219789A (ja) * 1987-03-06 1988-09-13 日立建機株式会社 ア−ム式作業機
JPH0414531A (ja) * 1990-05-01 1992-01-20 Komatsu Ltd 作業機の制御装置
JPH0470386U (enrdf_load_stackoverflow) * 1990-10-25 1992-06-22
EP0900887A4 (en) * 1996-12-03 2000-05-24 Caterpillar Mitsubishi Ltd CONSTRUCTION EQUIPMENT CONTROL BODY
JP2020046027A (ja) * 2018-09-20 2020-03-26 ナブテスコ株式会社 電磁弁及び作業機械

Also Published As

Publication number Publication date
JPS6154890B2 (enrdf_load_stackoverflow) 1986-11-25

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