DE69030265D1 - AUTOMATIC VIBRATION METHOD OF A HYDRAULIC EXCAVATOR - Google Patents

AUTOMATIC VIBRATION METHOD OF A HYDRAULIC EXCAVATOR

Info

Publication number
DE69030265D1
DE69030265D1 DE69030265T DE69030265T DE69030265D1 DE 69030265 D1 DE69030265 D1 DE 69030265D1 DE 69030265 T DE69030265 T DE 69030265T DE 69030265 T DE69030265 T DE 69030265T DE 69030265 D1 DE69030265 D1 DE 69030265D1
Authority
DE
Germany
Prior art keywords
hydraulic excavator
vibration method
automatic vibration
automatic
excavator
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.)
Expired - Fee Related
Application number
DE69030265T
Other languages
German (de)
Other versions
DE493639T1 (en
DE69030265T2 (en
Inventor
Fujitoshi Takamura
Takumi Onoda
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Application granted granted Critical
Publication of DE69030265D1 publication Critical patent/DE69030265D1/en
Publication of DE69030265T2 publication Critical patent/DE69030265T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • E02F3/438—Memorising movements for repetition, e.g. play-back capability
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration

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)
DE69030265T 1990-01-16 1990-01-16 AUTOMATIC VIBRATION METHOD OF A HYDRAULIC EXCAVATOR Expired - Fee Related DE69030265T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1990/000039 WO1991010783A1 (en) 1990-01-16 1990-01-16 Automatic vibration method and apparatus for hydraulic excavator

Publications (2)

Publication Number Publication Date
DE69030265D1 true DE69030265D1 (en) 1997-04-24
DE69030265T2 DE69030265T2 (en) 1997-08-28

Family

ID=13986309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030265T Expired - Fee Related DE69030265T2 (en) 1990-01-16 1990-01-16 AUTOMATIC VIBRATION METHOD OF A HYDRAULIC EXCAVATOR

Country Status (4)

Country Link
EP (1) EP0511383B1 (en)
KR (1) KR0141978B1 (en)
DE (1) DE69030265T2 (en)
WO (1) WO1991010783A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100328217B1 (en) * 1996-04-30 2002-06-26 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 Automatic Vibration System and Method of Hydraulic Construction Machinery
US6763661B2 (en) * 2002-05-07 2004-07-20 Husco International, Inc. Apparatus and method for providing vibration to an appendage of a work vehicle
DE102004004401B8 (en) * 2004-01-29 2008-11-06 Jung Pumpen Gmbh Method for installation and / or operation of a wastewater collection shaft
KR101668733B1 (en) * 2012-05-22 2016-10-24 볼보 컨스트럭션 이큅먼트 에이비 Bucket movement control device for automatically shaking off foreign substances and method therefor
EP2674533B1 (en) * 2012-06-12 2019-09-04 HAWE Hydraulik SE Electro-hydraulic control system
GB2514346B (en) * 2013-05-20 2017-02-08 Jc Bamford Excavators Ltd Working machine and control system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941537A (en) * 1982-08-30 1984-03-07 Kayaba Ind Co Ltd Control on oil pressure of excavator
JPS58156643A (en) * 1982-10-08 1983-09-17 Kayaba Ind Co Ltd Control on oil pressure of excavator
JPS5968445A (en) * 1982-10-08 1984-04-18 Kayaba Ind Co Ltd Hydraulic control of excavator
JPS59195938A (en) * 1983-04-20 1984-11-07 Hitachi Constr Mach Co Ltd Linear excavation controller for oil-pressure shovel
DE68925907T2 (en) * 1989-09-26 1996-08-01 Komatsu Mfg Co Ltd OPERATING AUTOMATION APPARATUS OF A HYDRAULICALLY DRIVEN MACHINE

Also Published As

Publication number Publication date
EP0511383A4 (en) 1993-04-14
DE69030265T2 (en) 1997-08-28
KR0141978B1 (en) 1999-02-18
KR920703936A (en) 1992-12-18
WO1991010783A1 (en) 1991-07-25
EP0511383B1 (en) 1997-03-19
EP0511383A1 (en) 1992-11-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee