DE4394320T1 - Steuervorrichtung für hydraulisch betätigte Maschinen - Google Patents
Steuervorrichtung für hydraulisch betätigte MaschinenInfo
- Publication number
- DE4394320T1 DE4394320T1 DE4394320T DE4394320T DE4394320T1 DE 4394320 T1 DE4394320 T1 DE 4394320T1 DE 4394320 T DE4394320 T DE 4394320T DE 4394320 T DE4394320 T DE 4394320T DE 4394320 T1 DE4394320 T1 DE 4394320T1
- Authority
- DE
- Germany
- Prior art keywords
- control device
- hydraulically operated
- operated machines
- machines
- hydraulically
- 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.)
- Withdrawn
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
-
- 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
- E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
- E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4239742A JPH0694007A (ja) | 1992-09-08 | 1992-09-08 | 油圧駆動機械の制御装置 |
PCT/JP1993/001268 WO1994005917A1 (en) | 1992-09-08 | 1993-09-07 | Controller of hydraulic driving machine |
Publications (1)
Publication Number | Publication Date |
---|---|
DE4394320T1 true DE4394320T1 (de) | 1994-09-08 |
Family
ID=17049261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4394320T Withdrawn DE4394320T1 (de) | 1992-09-08 | 1993-09-07 | Steuervorrichtung für hydraulisch betätigte Maschinen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5520087A (de) |
JP (1) | JPH0694007A (de) |
DE (1) | DE4394320T1 (de) |
GB (1) | GB2278208B (de) |
WO (1) | WO1994005917A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19730779B4 (de) * | 1996-07-19 | 2007-07-12 | Caterpillar Inc., Peoria | Steuersystem und Verfahren zum Vorsehen eines Kipp-Prioritätsschemas |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5590731A (en) * | 1995-05-05 | 1997-01-07 | Clark Equipment Company | Hydraulic control system providing proportional movement to an attachment of a power machine |
US6050090A (en) * | 1996-06-11 | 2000-04-18 | Kabushiki Kaisha Kobe Seiko Sho | Control apparatus for hydraulic excavator |
JP3763375B2 (ja) * | 1997-08-28 | 2006-04-05 | 株式会社小松製作所 | 建設機械の制御回路 |
US6282891B1 (en) * | 1999-10-19 | 2001-09-04 | Caterpillar Inc. | Method and system for controlling fluid flow in an electrohydraulic system having multiple hydraulic circuits |
US6618659B1 (en) | 2003-01-14 | 2003-09-09 | New Holland North America, Inc. | Boom/bucket hydraulic fluid sharing method |
US6915599B2 (en) * | 2003-08-25 | 2005-07-12 | Caterpillar Inc | System for controlling movement of a work machine arm |
JP4388860B2 (ja) * | 2004-06-22 | 2009-12-24 | 株式会社タダノ | 作業機の制御装置 |
US7146808B2 (en) * | 2004-10-29 | 2006-12-12 | Caterpillar Inc | Hydraulic system having priority based flow control |
JP2006194309A (ja) * | 2005-01-12 | 2006-07-27 | Shin Caterpillar Mitsubishi Ltd | 作業機械の流体圧回路 |
GB0603991D0 (en) * | 2006-02-28 | 2006-04-05 | Agco Gmbh | Hydraulic systems for utility vehicles, in particular agricultural vehicles |
EP2271846B1 (de) * | 2008-04-11 | 2017-03-08 | Eaton Corporation | Hydraulisches system mit einer konstantpumpe zum antrieb von mehreren variablen lasten und betriebsverfahren |
JP5161155B2 (ja) * | 2009-06-12 | 2013-03-13 | 株式会社小松製作所 | 作業機械および作業機械の制御方法 |
US9091284B2 (en) * | 2010-07-28 | 2015-07-28 | Illinois Tool Works Inc. | Operator interface for hydraulic tool control |
US8919113B2 (en) | 2011-06-28 | 2014-12-30 | Caterpillar Inc. | Hydraulic control system having energy recovery kit |
US9068575B2 (en) * | 2011-06-28 | 2015-06-30 | Caterpillar Inc. | Hydraulic control system having swing motor energy recovery |
KR20150086251A (ko) * | 2012-11-05 | 2015-07-27 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계의 선회 제어장치 및 그 제어방법 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5833652A (ja) * | 1981-08-25 | 1983-02-26 | Kobe Steel Ltd | 油圧シヨベルの油圧回路 |
JPS605928A (ja) * | 1983-06-23 | 1985-01-12 | Komatsu Ltd | パワ−シヨベルの油圧回路装置 |
JPS62165003A (ja) * | 1986-01-10 | 1987-07-21 | Tech Res Assoc Openair Coal Min Mach | 油圧シヨベル等の油圧回路における作動油配分装置 |
JPH0721281B2 (ja) * | 1986-04-04 | 1995-03-08 | 日立建機株式会社 | 油圧回路 |
JPS62206125A (ja) * | 1986-03-06 | 1987-09-10 | Hitachi Constr Mach Co Ltd | 土木建設機械の油圧駆動装置 |
JPS62225633A (ja) * | 1986-03-26 | 1987-10-03 | Tech Res Assoc Openair Coal Min Mach | 油圧シヨベル等の油圧回路における作動油配分装置 |
JPH0823768B2 (ja) * | 1987-01-30 | 1996-03-06 | 株式会社小松製作所 | 操縦制御装置 |
US5029067A (en) * | 1987-01-30 | 1991-07-02 | Kabushiki Kaisha Komatsu Seisakusho | Operation control device |
JP2514197B2 (ja) * | 1987-01-30 | 1996-07-10 | 株式会社小松製作所 | 操縦制御装置 |
DE68928295T2 (de) * | 1988-03-03 | 1998-01-29 | Hitachi Construction Machinery | Verfahren und vorrichtung zum antrieb einer hydraulischen vorrichtung |
-
1992
- 1992-09-08 JP JP4239742A patent/JPH0694007A/ja active Pending
-
1993
- 1993-07-09 US US08/211,742 patent/US5520087A/en not_active Expired - Lifetime
- 1993-09-07 GB GB9407969A patent/GB2278208B/en not_active Expired - Lifetime
- 1993-09-07 DE DE4394320T patent/DE4394320T1/de not_active Withdrawn
- 1993-09-07 WO PCT/JP1993/001268 patent/WO1994005917A1/ja active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19730779B4 (de) * | 1996-07-19 | 2007-07-12 | Caterpillar Inc., Peoria | Steuersystem und Verfahren zum Vorsehen eines Kipp-Prioritätsschemas |
Also Published As
Publication number | Publication date |
---|---|
WO1994005917A1 (en) | 1994-03-17 |
US5520087A (en) | 1996-05-28 |
GB2278208A (en) | 1994-11-23 |
GB2278208B (en) | 1996-10-02 |
JPH0694007A (ja) | 1994-04-05 |
GB9407969D0 (en) | 1994-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8607 | Notification of search results after publication | ||
8139 | Disposal/non-payment of the annual fee |