DE60200027D1 - Steuerkreis für eine Arbeitsmachine - Google Patents

Steuerkreis für eine Arbeitsmachine

Info

Publication number
DE60200027D1
DE60200027D1 DE60200027T DE60200027T DE60200027D1 DE 60200027 D1 DE60200027 D1 DE 60200027D1 DE 60200027 T DE60200027 T DE 60200027T DE 60200027 T DE60200027 T DE 60200027T DE 60200027 D1 DE60200027 D1 DE 60200027D1
Authority
DE
Germany
Prior art keywords
switching
switch
control circuit
pilot pressure
boom swing
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 - Lifetime
Application number
DE60200027T
Other languages
English (en)
Other versions
DE60200027T2 (de
Inventor
Hiroshi Shimokakiuchi
Hisashi Kadowaki
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 DE60200027D1 publication Critical patent/DE60200027D1/de
Application granted granted Critical
Publication of DE60200027T2 publication Critical patent/DE60200027T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • E02F9/123—Drives or control devices specially adapted therefor
    • 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
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • E02F9/128—Braking systems
    • 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
    • G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
    • G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Operation Control Of Excavators (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Automatic Control Of Machine Tools (AREA)
DE60200027T 2001-02-23 2002-01-28 Steuerkreis für eine Arbeitsmachine Expired - Lifetime DE60200027T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001048962 2001-02-23
JP2001048962A JP3661596B2 (ja) 2001-02-23 2001-02-23 建設機械の操作回路

Publications (2)

Publication Number Publication Date
DE60200027D1 true DE60200027D1 (de) 2003-10-16
DE60200027T2 DE60200027T2 (de) 2004-05-13

Family

ID=18910138

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60200027T Expired - Lifetime DE60200027T2 (de) 2001-02-23 2002-01-28 Steuerkreis für eine Arbeitsmachine

Country Status (6)

Country Link
US (1) US6598394B2 (de)
EP (1) EP1236834B1 (de)
JP (1) JP3661596B2 (de)
KR (1) KR100479141B1 (de)
AT (1) ATE249554T1 (de)
DE (1) DE60200027T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8272468B2 (en) * 2010-02-25 2012-09-25 Yanmar Co., Ltd. Work machine
JP2012017589A (ja) * 2010-07-07 2012-01-26 Sanyo Kiki Co Ltd フロントローダの制御装置
KR101877059B1 (ko) * 2012-01-30 2018-07-10 두산인프라코어 주식회사 건설기계의 제어장치
KR101846030B1 (ko) * 2012-01-30 2018-04-05 두산인프라코어 주식회사 건설기계의 어태치먼트 제어장치
KR102137346B1 (ko) * 2012-06-08 2020-07-23 스미도모쥬기가이고교 가부시키가이샤 쇼벨의 제어방법 및 제어장치
JP6013389B2 (ja) * 2014-03-24 2016-10-25 日立建機株式会社 作業機械の油圧システム
US12123168B2 (en) * 2020-07-08 2024-10-22 Manitou Equipment America, Llc Offset control stick system and method
JP7643045B2 (ja) * 2021-01-12 2025-03-11 コベルコ建機株式会社 作業機械および遠隔操作支援システム
JP7504815B2 (ja) 2021-01-27 2024-06-24 株式会社クボタ 旋回作業機

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56121752A (en) 1980-02-29 1981-09-24 Toyoda Gosei Co Ltd Mold for compression forming
JPS6244956A (ja) 1985-08-21 1987-02-26 Fuji Electric Corp Res & Dev Ltd 溶融炭酸塩型燃料電池の電解質含浸方法
JPH0289051A (ja) 1988-09-27 1990-03-29 Fuji Photo Film Co Ltd 直接ポジカラー写真感光材料
US5125232A (en) 1990-05-29 1992-06-30 Kubota Corporation Control change system for a hydraulic working vehicle
JP3164901B2 (ja) 1992-08-18 2001-05-14 ヤンマーディーゼル株式会社 全旋回型掘削機の操作機構
JP3177097B2 (ja) * 1994-06-28 2001-06-18 日立建機株式会社 建設機械の安全装置
DE59509670D1 (de) * 1994-11-08 2001-11-08 Jungheinrich Ag Handbetätigte Stellvorrichtung für einen Bedienungsstand bzw. -sitz
JP3609182B2 (ja) 1996-01-08 2005-01-12 日立建機株式会社 建設機械の油圧駆動装置
JPH10183676A (ja) 1996-12-20 1998-07-14 Hitachi Constr Mach Co Ltd 油圧ショベルの油圧駆動装置

Also Published As

Publication number Publication date
EP1236834A1 (de) 2002-09-04
KR100479141B1 (ko) 2005-03-30
KR20020069142A (ko) 2002-08-29
DE60200027T2 (de) 2004-05-13
US20020116921A1 (en) 2002-08-29
JP2002250053A (ja) 2002-09-06
ATE249554T1 (de) 2003-09-15
JP3661596B2 (ja) 2005-06-15
EP1236834B1 (de) 2003-09-10
US6598394B2 (en) 2003-07-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition