DE69613447D1 - Steuerkreislauf für eine Baumaschine - Google Patents
Steuerkreislauf für eine BaumaschineInfo
- Publication number
- DE69613447D1 DE69613447D1 DE69613447T DE69613447T DE69613447D1 DE 69613447 D1 DE69613447 D1 DE 69613447D1 DE 69613447 T DE69613447 T DE 69613447T DE 69613447 T DE69613447 T DE 69613447T DE 69613447 D1 DE69613447 D1 DE 69613447D1
- Authority
- DE
- Germany
- Prior art keywords
- control circuit
- construction machine
- construction
- machine
- circuit
- 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
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
- 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
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
- E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps including an electronic controller
-
- 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
- E02F9/2278—Hydraulic circuits
- E02F9/2296—Systems with a variable displacement pump
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Operation Control Of Excavators (AREA)
- Shovels (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26314695A JP3210221B2 (ja) | 1995-10-11 | 1995-10-11 | 建設機械の制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69613447D1 true DE69613447D1 (de) | 2001-07-26 |
DE69613447T2 DE69613447T2 (de) | 2001-12-06 |
Family
ID=17385451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69613447T Expired - Lifetime DE69613447T2 (de) | 1995-10-11 | 1996-09-20 | Steuerkreislauf für eine Baumaschine |
Country Status (5)
Country | Link |
---|---|
US (1) | US5692376A (de) |
EP (1) | EP0768433B1 (de) |
JP (1) | JP3210221B2 (de) |
KR (1) | KR100231759B1 (de) |
DE (1) | DE69613447T2 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10237904A (ja) * | 1997-02-25 | 1998-09-08 | Shin Caterpillar Mitsubishi Ltd | 建設機械の制御方法およびその装置 |
US6061617A (en) * | 1997-10-21 | 2000-05-09 | Case Corporation | Adaptable controller for work vehicle attachments |
DE19982944T1 (de) * | 1998-12-22 | 2001-04-26 | Caterpillar Inc | Werkzeugerkennungs- und -steuersystem für eine Arbeitsmaschine |
FR2814552B1 (fr) * | 2000-09-28 | 2003-01-24 | Renault Agriculture | Systeme et procede de commande d'outils, et engin correspondant |
JP4519315B2 (ja) * | 2000-12-28 | 2010-08-04 | 株式会社小松製作所 | 建設機械の圧油流量制御装置 |
US20030051470A1 (en) * | 2001-09-14 | 2003-03-20 | David Maddock | Control system for hydraulic equipment attachments |
DE20209518U1 (de) | 2002-06-19 | 2003-10-30 | Liebherr-Hydraulikbagger GmbH, 88457 Kirchdorf | Baumaschine mit Schnellkupplung |
US6928353B2 (en) | 2002-08-01 | 2005-08-09 | Caterpillar Inc. | System and method for providing data to a machine control system |
US20040068984A1 (en) * | 2002-10-11 | 2004-04-15 | Wetzel Michael D. | Dual pump drive system for compact construction vehicles |
US6813537B2 (en) | 2002-11-21 | 2004-11-02 | D-M-E Company | Connection error detection and response |
KR100559291B1 (ko) * | 2003-06-25 | 2006-03-15 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 중장비 옵션장치용 유압회로 |
US7099722B2 (en) | 2004-08-26 | 2006-08-29 | Caterpillar Inc. | Work machine attachment control system |
US7441404B2 (en) * | 2004-11-30 | 2008-10-28 | Caterpillar Inc. | Configurable hydraulic control system |
US7210292B2 (en) * | 2005-03-30 | 2007-05-01 | Caterpillar Inc | Hydraulic system having variable back pressure control |
US7302797B2 (en) * | 2005-05-31 | 2007-12-04 | Caterpillar Inc. | Hydraulic system having a post-pressure compensator |
US7194856B2 (en) * | 2005-05-31 | 2007-03-27 | Caterpillar Inc | Hydraulic system having IMV ride control configuration |
GB2442629B (en) | 2005-06-03 | 2010-01-13 | Komatsu Mfg Co Ltd | Working machine |
JP4281714B2 (ja) * | 2005-06-22 | 2009-06-17 | コベルコ建機株式会社 | 作業機械の油圧回路 |
JP2008032175A (ja) * | 2006-07-31 | 2008-02-14 | Shin Caterpillar Mitsubishi Ltd | 流体圧回路 |
JP4734196B2 (ja) * | 2006-08-10 | 2011-07-27 | 日立建機株式会社 | 大型油圧ショベルの油圧駆動装置 |
JP4458083B2 (ja) * | 2006-11-27 | 2010-04-28 | コベルコ建機株式会社 | 油圧作業機械のリリーフ圧切換装置 |
JP2008266975A (ja) * | 2007-04-19 | 2008-11-06 | Caterpillar Japan Ltd | 作業機械の制御装置 |
US20090169007A1 (en) * | 2007-12-31 | 2009-07-02 | Clark Equipment Company | Control Area Network Data Encryption System and Method |
US20090198409A1 (en) * | 2008-01-31 | 2009-08-06 | Caterpillar Inc. | Work tool data system |
US8438843B2 (en) * | 2008-09-25 | 2013-05-14 | Kubota Corporation | Hydraulic system of work machine |
US8095281B2 (en) * | 2008-12-11 | 2012-01-10 | Caterpillar Inc. | System for controlling a hydraulic system |
JP4953325B2 (ja) * | 2009-03-12 | 2012-06-13 | キャタピラー エス エー アール エル | 作業機械 |
JP2010236607A (ja) * | 2009-03-31 | 2010-10-21 | Caterpillar Sarl | 建設機械における油圧制御回路 |
JP4931955B2 (ja) * | 2009-04-06 | 2012-05-16 | 日立建機株式会社 | 油圧ショベルの油圧回路装置 |
JP2011163031A (ja) * | 2010-02-10 | 2011-08-25 | Hitachi Constr Mach Co Ltd | 油圧ショベルのアタッチメント制御装置 |
EP2361800B1 (de) * | 2010-02-17 | 2013-04-24 | L & P Swiss Holding AG | Einstellvorrichtung für einen Sitz und Verfahren zur Bedienung der Einstellvorrichtung |
US8875506B2 (en) * | 2010-10-21 | 2014-11-04 | Cnh Industrial America Llc | Work vehicle lifting performance |
CN102351137A (zh) * | 2011-10-11 | 2012-02-15 | 中国人民解放军总后勤部建筑工程研究所 | 多功能越野叉车属具识别*** |
CN104411892B (zh) | 2013-03-15 | 2018-01-12 | 克拉克设备公司 | 改进的工具性能 |
JP6347936B2 (ja) * | 2013-10-23 | 2018-06-27 | 住友建機株式会社 | 作業機械 |
CN106368257A (zh) * | 2016-11-16 | 2017-02-01 | 临沂常泰工程机械有限公司 | 混合动力挖掘机 |
US10954650B2 (en) | 2018-02-28 | 2021-03-23 | Deere & Company | Hydraulic derate stability control |
US10954654B2 (en) | 2018-02-28 | 2021-03-23 | Deere & Company | Hydraulic derate stability control and calibration |
US10829907B2 (en) | 2018-02-28 | 2020-11-10 | Deere & Company | Method of limiting flow through sensed kinetic energy |
US10648154B2 (en) | 2018-02-28 | 2020-05-12 | Deere & Company | Method of limiting flow in response to sensed pressure |
US11293168B2 (en) | 2018-02-28 | 2022-04-05 | Deere & Company | Method of limiting flow through accelerometer feedback |
US11525238B2 (en) | 2018-02-28 | 2022-12-13 | Deere & Company | Stability control for hydraulic work machine |
US11512447B2 (en) | 2018-11-06 | 2022-11-29 | Deere & Company | Systems and methods to improve work machine stability based on operating values |
US20200332496A1 (en) * | 2019-04-16 | 2020-10-22 | Cnh Industrial America Llc | Systems and methods for control of a work vehicle |
US11009048B1 (en) | 2020-09-09 | 2021-05-18 | Robert Bosch Gmbh | Boom lift system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3865013A (en) * | 1973-11-12 | 1975-02-11 | Worthington Cei | Auxiliary tool control circuit |
JPS56139316A (en) * | 1980-01-07 | 1981-10-30 | Komatsu Ltd | Power loss reduction controller for oil-pressure type construction machine |
US4811561A (en) * | 1986-04-08 | 1989-03-14 | Vickers, Incorporated | Power transmission |
JPH01279101A (ja) * | 1988-04-28 | 1989-11-09 | Daikin Ind Ltd | 油圧装置 |
JPH0791846B2 (ja) * | 1988-12-19 | 1995-10-09 | 株式会社小松製作所 | 油圧パワーショベルのサービス弁回路 |
US5048293A (en) * | 1988-12-29 | 1991-09-17 | Hitachi Construction Machinery Co., Ltd. | Pump controlling apparatus for construction machine |
JP2568926B2 (ja) * | 1990-01-18 | 1997-01-08 | 株式会社小松製作所 | アタッチメントの流量切換え装置 |
US5050379A (en) * | 1990-08-23 | 1991-09-24 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Displacement of a variable displacemet hydraulic pump and speed of an engine driving the pump controlled based on demand |
DE69213880T2 (de) * | 1991-05-09 | 1997-02-27 | Hitachi Construction Machinery Co., Ltd., Tokio/Tokyo | Hydraulisches steuerungssystem für baumaschine |
US5590731A (en) * | 1995-05-05 | 1997-01-07 | Clark Equipment Company | Hydraulic control system providing proportional movement to an attachment of a power machine |
-
1995
- 1995-10-11 JP JP26314695A patent/JP3210221B2/ja not_active Expired - Lifetime
-
1996
- 1996-09-06 KR KR1019960038566A patent/KR100231759B1/ko not_active IP Right Cessation
- 1996-09-20 EP EP96306883A patent/EP0768433B1/de not_active Expired - Lifetime
- 1996-09-20 DE DE69613447T patent/DE69613447T2/de not_active Expired - Lifetime
- 1996-09-30 US US08/723,870 patent/US5692376A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5692376A (en) | 1997-12-02 |
JP3210221B2 (ja) | 2001-09-17 |
JPH09105154A (ja) | 1997-04-22 |
EP0768433B1 (de) | 2001-06-20 |
EP0768433A1 (de) | 1997-04-16 |
DE69613447T2 (de) | 2001-12-06 |
KR100231759B1 (ko) | 1999-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: CATERPILLAR JAPAN LTD., TOKYO, JP |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: CATERPILLAR SARL, GENF, CH |