DE69028779D1 - Verfahren und vorrichtung zur zugkraftregelung - Google Patents
Verfahren und vorrichtung zur zugkraftregelungInfo
- Publication number
- DE69028779D1 DE69028779D1 DE69028779T DE69028779T DE69028779D1 DE 69028779 D1 DE69028779 D1 DE 69028779D1 DE 69028779 T DE69028779 T DE 69028779T DE 69028779 T DE69028779 T DE 69028779T DE 69028779 D1 DE69028779 D1 DE 69028779D1
- Authority
- DE
- Germany
- Prior art keywords
- tension control
- tension
- control
- 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
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
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/2029—Controlling the position of implements in function of its load, e.g. modifying the attitude of implements in accordance to vehicle speed
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/505,284 US5040119A (en) | 1990-04-05 | 1990-04-05 | Draft control apparatus and method |
PCT/US1990/003957 WO1991015106A1 (en) | 1990-04-05 | 1990-07-16 | Draft control apparatus and method |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69028779D1 true DE69028779D1 (de) | 1996-11-07 |
DE69028779T2 DE69028779T2 (de) | 1997-05-07 |
Family
ID=24009697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69028779T Expired - Fee Related DE69028779T2 (de) | 1990-04-05 | 1990-07-16 | Verfahren und vorrichtung zur zugkraftregelung |
Country Status (10)
Country | Link |
---|---|
US (1) | US5040119A (de) |
EP (1) | EP0479952B1 (de) |
JP (1) | JP2738591B2 (de) |
AU (1) | AU633786B2 (de) |
BR (1) | BR9007491A (de) |
CA (1) | CA2051425C (de) |
DE (1) | DE69028779T2 (de) |
MX (1) | MX172640B (de) |
WO (1) | WO1991015106A1 (de) |
ZA (1) | ZA912068B (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5142800A (en) * | 1991-12-27 | 1992-09-01 | Logan Manufacturing Company | Snow groomer tow frame alignment device |
US5576962A (en) * | 1995-03-16 | 1996-11-19 | Caterpillar Inc. | Control system and method for a hydrostatic drive system |
US5884204A (en) * | 1996-04-16 | 1999-03-16 | Case Corporation | Active roadability control for work vehicles |
US6058342A (en) * | 1996-07-25 | 2000-05-02 | Case Corporation | Precision control of implement position/motion |
US6112719A (en) * | 1998-12-15 | 2000-09-05 | Caterpillar Inc. | Acceleration based control system for speed governing |
US6810366B2 (en) * | 2002-03-25 | 2004-10-26 | Caterpillar Inc | Method and apparatus for filtering a signal using a deadband |
US7127340B2 (en) * | 2004-08-17 | 2006-10-24 | Deere & Company | Variable gain logic for a GPS based automatic steering system |
US7954556B2 (en) * | 2006-08-17 | 2011-06-07 | Cnh America Llc | Using a can bus engine torque/speed message as load feedback for implement draft control |
US7933701B2 (en) * | 2006-12-28 | 2011-04-26 | Caterpillar Inc. | Closed-loop motion-control system using error to modify gain |
US20080257570A1 (en) * | 2007-04-17 | 2008-10-23 | Johnny Keplinger | Electronic draft control for semi-trailed implements |
FR2915525B1 (fr) * | 2007-04-25 | 2012-10-12 | Peugeot Citroen Automobiles Sa | Procede et dispositif de regulation du regime d'un moteur equipe d'une commande en couple |
US8600621B2 (en) * | 2011-12-20 | 2013-12-03 | Caterpillar Inc. | System and method for controlling slip |
US10517238B2 (en) | 2017-09-18 | 2019-12-31 | Deere & Company | Implement optimization by automated adjustments |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4423785A (en) * | 1980-03-18 | 1984-01-03 | Kabushiki Kaisha Komatsu Seisakusho | Load control device for a working tool of a construction vehicle |
US4490791A (en) * | 1982-04-19 | 1984-12-25 | Chandler Evans Inc. | Adaptive gas turbine acceleration control |
US4495577A (en) * | 1982-08-06 | 1985-01-22 | Deere & Company | Model reference adaptive implement control |
US4866641A (en) * | 1987-04-24 | 1989-09-12 | Laser Alignment, Inc. | Apparatus and method for controlling a hydraulic excavator |
US4796712A (en) * | 1987-09-03 | 1989-01-10 | Ford Motor Company | Draft load control systems |
US4846283A (en) * | 1987-09-08 | 1989-07-11 | J. I. Case Company | Engine-sensing draft control system with multiple feedback compensation mechanisms |
US4807136A (en) * | 1987-10-26 | 1989-02-21 | Ford Motor Company | Draft load measurement and control |
US4834461A (en) * | 1987-11-18 | 1989-05-30 | Caterpillar Inc. | Control system for a multiple shank impact ripper |
-
1990
- 1990-04-05 US US07/505,284 patent/US5040119A/en not_active Expired - Lifetime
- 1990-07-16 DE DE69028779T patent/DE69028779T2/de not_active Expired - Fee Related
- 1990-07-16 CA CA002051425A patent/CA2051425C/en not_active Expired - Fee Related
- 1990-07-16 WO PCT/US1990/003957 patent/WO1991015106A1/en active IP Right Grant
- 1990-07-16 EP EP91902583A patent/EP0479952B1/de not_active Expired - Lifetime
- 1990-07-16 AU AU71717/91A patent/AU633786B2/en not_active Ceased
- 1990-07-16 BR BR909007491A patent/BR9007491A/pt not_active IP Right Cessation
- 1990-07-16 JP JP3502638A patent/JP2738591B2/ja not_active Expired - Lifetime
-
1991
- 1991-03-20 ZA ZA912068A patent/ZA912068B/xx unknown
- 1991-04-04 MX MX025222A patent/MX172640B/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP0479952B1 (de) | 1996-10-02 |
JP2738591B2 (ja) | 1998-04-08 |
AU633786B2 (en) | 1993-02-04 |
EP0479952A1 (de) | 1992-04-15 |
AU7171791A (en) | 1991-10-30 |
CA2051425C (en) | 2001-02-20 |
EP0479952A4 (en) | 1992-09-09 |
CA2051425A1 (en) | 1991-10-06 |
ZA912068B (en) | 1991-12-24 |
DE69028779T2 (de) | 1997-05-07 |
MX172640B (es) | 1994-01-04 |
US5040119A (en) | 1991-08-13 |
WO1991015106A1 (en) | 1991-10-17 |
JPH04506904A (ja) | 1992-12-03 |
BR9007491A (pt) | 1992-06-16 |
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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 |