IT1320655B1 - Unita' di controllo per macchina da costruzione. - Google Patents

Unita' di controllo per macchina da costruzione.

Info

Publication number
IT1320655B1
IT1320655B1 IT2000TO000880A ITTO20000880A IT1320655B1 IT 1320655 B1 IT1320655 B1 IT 1320655B1 IT 2000TO000880 A IT2000TO000880 A IT 2000TO000880A IT TO20000880 A ITTO20000880 A IT TO20000880A IT 1320655 B1 IT1320655 B1 IT 1320655B1
Authority
IT
Italy
Prior art keywords
control unit
construction machine
construction
machine
unit
Prior art date
Application number
IT2000TO000880A
Other languages
English (en)
Inventor
Noriyuki Sakai
Original Assignee
Sumitomo Constr Machinery Mfg
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 Sumitomo Constr Machinery Mfg filed Critical Sumitomo Constr Machinery Mfg
Publication of ITTO20000880A0 publication Critical patent/ITTO20000880A0/it
Publication of ITTO20000880A1 publication Critical patent/ITTO20000880A1/it
Application granted granted Critical
Publication of IT1320655B1 publication Critical patent/IT1320655B1/it

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
    • E02F9/24—Safety devices, e.g. for preventing overload
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • 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
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • E02F9/2292—Systems with two or more pumps
    • 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
IT2000TO000880A 1999-10-19 2000-09-20 Unita' di controllo per macchina da costruzione. IT1320655B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29732899A JP3390707B2 (ja) 1999-10-19 1999-10-19 建設機械の制御装置

Publications (3)

Publication Number Publication Date
ITTO20000880A0 ITTO20000880A0 (it) 2000-09-20
ITTO20000880A1 ITTO20000880A1 (it) 2002-03-20
IT1320655B1 true IT1320655B1 (it) 2003-12-10

Family

ID=17845103

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO000880A IT1320655B1 (it) 1999-10-19 2000-09-20 Unita' di controllo per macchina da costruzione.

Country Status (6)

Country Link
US (1) US6389808B1 (it)
JP (1) JP3390707B2 (it)
DE (1) DE10051630B4 (it)
FR (1) FR2799776B1 (it)
GB (1) GB2355544B (it)
IT (1) IT1320655B1 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002047693A (ja) 2000-08-02 2002-02-15 Yanmar Diesel Engine Co Ltd 建設機械の走行警報装置
EP1666711B1 (en) 2003-09-02 2016-07-20 Komatsu Ltd. Method and device for controlling power output of engine for working machine
JP3985756B2 (ja) * 2003-09-05 2007-10-03 コベルコ建機株式会社 建設機械の油圧制御回路
US7204085B2 (en) * 2004-08-26 2007-04-17 Caterpillar Inc Power source derating component protection system
KR20070089847A (ko) * 2004-12-10 2007-09-03 가부시키가이샤 고마쓰 세이사쿠쇼 건설기계
US7089733B1 (en) * 2005-02-28 2006-08-15 Husco International, Inc. Hydraulic control valve system with electronic load sense control
JP4907329B2 (ja) * 2006-12-18 2012-03-28 住友建機株式会社 建設機械の油圧ポンプ制御装置
JP4896774B2 (ja) * 2007-02-28 2012-03-14 日立建機株式会社 油圧作業機械の安全装置
US7614223B2 (en) * 2007-03-30 2009-11-10 Clark Equipment Company Method for operating a multiple speed hydraulic motor
JP5508293B2 (ja) * 2008-03-10 2014-05-28 パーカー・ハニフィン・コーポレーション 複数のアクチュエータを備える油圧システム及び関連の制御方法
US7874151B2 (en) * 2008-03-17 2011-01-25 Caterpillar Inc Dual mode hydraulic circuit control and method
JP2010048208A (ja) * 2008-08-22 2010-03-04 Sumitomo (Shi) Construction Machinery Co Ltd 作業機械のエンジン回転制御装置およびエンジン回転制御方法
JP5238448B2 (ja) * 2008-10-20 2013-07-17 キャタピラー エス エー アール エル 作業車両
JP5049254B2 (ja) * 2008-11-27 2012-10-17 住友建機株式会社 作業機械の制御装置
JP5363369B2 (ja) * 2010-02-05 2013-12-11 日立建機株式会社 建設機械の油圧駆動装置
JP5350292B2 (ja) * 2010-02-23 2013-11-27 カヤバ工業株式会社 ハイブリッド建設機械の制御装置
EP2660396A4 (en) * 2010-12-27 2017-11-08 Volvo Construction Equipment AB Drive control system for construction machinery
KR101756572B1 (ko) * 2014-06-04 2017-07-10 가부시키가이샤 고마쓰 세이사쿠쇼 건설 기계의 제어 시스템, 건설 기계, 및 건설 기계의 제어 방법
US10633827B2 (en) * 2017-10-16 2020-04-28 Deere & Company Temperature responsive hydraulic derate
JP7001574B2 (ja) * 2018-11-07 2022-01-19 ヤンマーパワーテクノロジー株式会社 建設機械
DE102020213784A1 (de) 2020-11-03 2022-05-05 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren und Recheneinheit zum Betrieb einer mobilen Arbeitsmaschine mit variablem Automatisierungsgrad

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR910009257B1 (ko) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 유압건설기계의 제어시스템
JPS62142834A (ja) * 1985-12-17 1987-06-26 Komatsu Ltd クレ−ンのエンジン制御装置
CN1007632B (zh) * 1985-12-28 1990-04-18 日立建机株式会社 液压建筑机械的控制系统
US4838756A (en) * 1987-02-19 1989-06-13 Deere & Company Hydraulic system for an industrial machine
EP0432266B2 (en) * 1989-01-18 1997-08-13 Hitachi Construction Machinery Co., Ltd. Hydraulic driving unit for construction machinery
DE68924657T2 (de) * 1989-08-30 1996-06-05 Komatsu Mfg Co Ltd Geschwindigkeitsschaltanordnung eines laufenden hydraulischen motors.
EP0553348B1 (en) * 1990-10-16 1997-08-06 Hitachi Construction Machinery Co., Ltd. System for controlling number of rotations of prime mover in hydraulically driven vehicle
GB2251962B (en) * 1990-11-13 1995-05-24 Samsung Heavy Ind System for automatically controlling an operation of a heavy construction
WO1992013144A1 (en) * 1991-01-28 1992-08-06 Hitachi Construction Machinery Co., Ltd. Hydraulic control system in hydraulic construction machine
US5249421A (en) * 1992-01-13 1993-10-05 Caterpillar Inc. Hydraulic control apparatus with mode selection
JPH0783084A (ja) * 1993-09-16 1995-03-28 Hitachi Constr Mach Co Ltd 油圧建設機械
JP3220579B2 (ja) * 1993-10-05 2001-10-22 新キャタピラー三菱株式会社 建設機械の油圧システム制御方法
JP3589710B2 (ja) * 1994-09-28 2004-11-17 住友建機製造株式会社 建設機械のエンジンおよびポンプの制御装置
JPH08135789A (ja) * 1994-11-09 1996-05-31 Komatsu Ltd 車両の油圧式駆動装置の変速装置およびその変速制御方法
US5758499A (en) * 1995-03-03 1998-06-02 Hitachi Construction Machinery Co., Ltd. Hydraulic control system
JP3441834B2 (ja) * 1995-04-05 2003-09-02 日立建機株式会社 建設機械の駆動制御装置
JP3520301B2 (ja) * 1995-09-18 2004-04-19 コベルコ建機株式会社 油圧作業機のエンジン回転数の制御方法
EP0774546B1 (en) * 1995-11-23 2000-02-09 Volvo Construction Equipment Korea Co., Ltd. Apparatus for and method controlling engine RPM in hydraulic construction equipment
JP3155722B2 (ja) * 1997-03-06 2001-04-16 住友建機株式会社 建設機械のエンジン及び油圧ポンプ制御装置
JP3383754B2 (ja) * 1997-09-29 2003-03-04 日立建機株式会社 油圧建設機械の油圧ポンプのトルク制御装置
JP2001123480A (ja) * 1999-10-28 2001-05-08 Sumitomo Constr Mach Co Ltd 油圧ショベルの走行速度切換装置

Also Published As

Publication number Publication date
GB0020627D0 (en) 2000-10-11
JP2001115495A (ja) 2001-04-24
GB2355544A (en) 2001-04-25
US6389808B1 (en) 2002-05-21
JP3390707B2 (ja) 2003-03-31
ITTO20000880A1 (it) 2002-03-20
DE10051630B4 (de) 2007-03-08
GB2355544B (en) 2004-03-24
DE10051630A1 (de) 2001-04-26
FR2799776B1 (fr) 2003-09-05
FR2799776A1 (fr) 2001-04-20
ITTO20000880A0 (it) 2000-09-20

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