SG6692G - Three point hitch velocity control - Google Patents
Three point hitch velocity controlInfo
- Publication number
- SG6692G SG6692G SG66/92A SG6692A SG6692G SG 6692 G SG6692 G SG 6692G SG 66/92 A SG66/92 A SG 66/92A SG 6692 A SG6692 A SG 6692A SG 6692 G SG6692 G SG 6692G
- Authority
- SG
- Singapore
- Prior art keywords
- velocity control
- point hitch
- hitch velocity
- point
- control
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/20—Control of position or direction using feedback using a digital comparing device
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
- A01B63/1117—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a hitch position sensor
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Transplanting Machines (AREA)
- Control Of Position Or Direction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/881,412 US4852657A (en) | 1986-07-02 | 1986-07-02 | Apparatus for selectively positioning movable work element with preselected maximum velocity control |
PCT/US1987/001525 WO1988000003A1 (en) | 1986-07-02 | 1987-07-01 | Three point hitch velocity control |
Publications (1)
Publication Number | Publication Date |
---|---|
SG6692G true SG6692G (en) | 1992-03-20 |
Family
ID=25378419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG66/92A SG6692G (en) | 1986-07-02 | 1992-01-24 | Three point hitch velocity control |
Country Status (8)
Country | Link |
---|---|
US (1) | US4852657A (pt) |
EP (1) | EP0274501B1 (pt) |
JP (1) | JP2529322B2 (pt) |
AU (1) | AU597401B2 (pt) |
BR (1) | BR8707375A (pt) |
CA (1) | CA1319966C (pt) |
SG (1) | SG6692G (pt) |
WO (1) | WO1988000003A1 (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4837691A (en) * | 1987-05-27 | 1989-06-06 | Deere & Company | Hitch control system with start-up lock-out |
US4979092A (en) * | 1989-01-06 | 1990-12-18 | Deere & Company | Hitch control system |
US5218895A (en) * | 1990-06-15 | 1993-06-15 | Caterpillar Inc. | Electrohydraulic control apparatus and method |
EP0517426B1 (en) * | 1991-06-03 | 1996-07-17 | New Holland U.K. Limited | Wheel speed calibration and slip override disable |
US5320186A (en) * | 1991-06-03 | 1994-06-14 | Ford New Holland, Inc. | Draft control system with closed loop drop/raise rate control |
JPH0771412A (ja) * | 1993-09-03 | 1995-03-17 | Kubota Corp | 作業車の油圧アクチュエータ操作構造 |
US5697454A (en) * | 1995-07-18 | 1997-12-16 | Wilcox Brothers Incorporated | Three-point hitch assembly |
US5737993A (en) * | 1996-06-24 | 1998-04-14 | Caterpillar Inc. | Method and apparatus for controlling an implement of a work machine |
US6196327B1 (en) | 1999-04-01 | 2001-03-06 | Case Corporation | EDC draft force based ride controller |
US6442501B1 (en) | 1999-09-30 | 2002-08-27 | Agco Corporation | Method and apparatus for controlling an implement |
US6209656B1 (en) | 1999-09-30 | 2001-04-03 | Caterpillar Inc. | Apparatus and method for controlling the position of an arm on a hitch |
US6250396B1 (en) | 1999-09-30 | 2001-06-26 | Caterpillar Inc. | Method and apparatus for controlling a hitch |
US6810366B2 (en) * | 2002-03-25 | 2004-10-26 | Caterpillar Inc | Method and apparatus for filtering a signal using a deadband |
US7654335B2 (en) * | 2006-02-08 | 2010-02-02 | Caterpillar Trimble Control Technologies Llc | System and method for controlling an implement based upon a gear shift |
US20100106344A1 (en) * | 2008-10-27 | 2010-04-29 | Edwards Dean B | Unmanned land vehicle having universal interfaces for attachments and autonomous operation capabilities and method of operation thereof |
US10187288B2 (en) | 2017-03-09 | 2019-01-22 | Caterpillar Inc. | Communicating data link information using a light source |
US10601188B2 (en) | 2018-08-01 | 2020-03-24 | Cnh Industrial America Llc | Jumper harness with LED |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2094610A5 (pt) * | 1970-06-26 | 1972-02-04 | Bull General Electric | |
US4132272A (en) * | 1977-06-30 | 1979-01-02 | International Harvester Company | Tractor hitch position control system |
US4132273A (en) * | 1977-06-30 | 1979-01-02 | International Harvester Company | Tractor hitch control system having safety features |
DE2816212A1 (de) * | 1978-04-14 | 1979-10-25 | Bosch Gmbh Robert | Steuergeraet fuer ein hydraulisches arbeitsgeraet |
DD140391B1 (de) * | 1978-11-30 | 1983-07-27 | Rolf Rueger | Verfahren zur geregelten einstellung physikalischer groessen |
DE2927585C2 (de) * | 1979-07-07 | 1983-06-09 | Xaver Fendt & Co, 8952 Marktoberdorf | Verfahren und Einrichtung zum Regeln der Arbeitstiefe eines von einer landwirtschaftlichen Zugmaschine, wie z.B. einem Schlepper getragenen Pfluges |
JPS5714926A (en) * | 1980-06-30 | 1982-01-26 | Nec Corp | Reset controlling system of input/output device |
US4343365A (en) * | 1980-07-07 | 1982-08-10 | Ford Motor Company | Electrically operated hydraulic power lift system |
DE3047100A1 (de) * | 1980-12-13 | 1982-07-22 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und vorrichtung zur schlupferkennung bei angebautem geraet |
CA1196998A (en) * | 1981-10-22 | 1985-11-19 | James M. Sakundiak | Automatic electronic depth and height control |
US4491776A (en) * | 1982-05-25 | 1985-01-01 | Manhattan Engineering Company, Inc. | Servo operated digital positioning control system |
US4486693A (en) * | 1982-07-06 | 1984-12-04 | Contitronix, Inc. | Motor velocity control |
JPS5947504A (ja) * | 1982-09-08 | 1984-03-17 | Shoketsu Kinzoku Kogyo Co Ltd | 流体圧シリンダの制御方法及び装置 |
US4508176A (en) * | 1982-11-22 | 1985-04-02 | Deere & Company | Vehicle with control system having operator-actuable switch for storing parameter signal value to control vehicle-connected implement raising and lowering structure |
DE3316305C2 (de) * | 1983-05-04 | 1986-09-04 | Mannesmann Rexroth GmbH, 8770 Lohr | Schaltungsanordnung zum Steuern eines von einem Schlepper gezogenen, mittels eines Hubzylinders der Höhe nach verstellbaren Anbaugeräts |
JPH0655037B2 (ja) * | 1983-07-15 | 1994-07-20 | シャープ株式会社 | サーボモータの速度制御方法 |
US4574227A (en) * | 1983-11-14 | 1986-03-04 | Datapoint Corporation | Dual mode servo |
AU569362B2 (en) * | 1984-02-10 | 1988-01-28 | Deere & Company | Self-tuning regulator implement control |
GB2166889B (en) * | 1984-11-09 | 1988-01-06 | Ferranti Plc | Servo positioning system |
US4612489A (en) * | 1984-12-20 | 1986-09-16 | Vickers, Incorporated | Power transmission |
-
1986
- 1986-07-02 US US06/881,412 patent/US4852657A/en not_active Expired - Fee Related
-
1987
- 1987-06-30 CA CA000540961A patent/CA1319966C/en not_active Expired - Fee Related
- 1987-07-01 EP EP87904468A patent/EP0274501B1/en not_active Expired - Lifetime
- 1987-07-01 AU AU76461/87A patent/AU597401B2/en not_active Ceased
- 1987-07-01 BR BR8707375A patent/BR8707375A/pt not_active Application Discontinuation
- 1987-07-01 JP JP62504120A patent/JP2529322B2/ja not_active Expired - Lifetime
- 1987-07-01 WO PCT/US1987/001525 patent/WO1988000003A1/en active IP Right Grant
-
1992
- 1992-01-24 SG SG66/92A patent/SG6692G/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA1319966C (en) | 1993-07-06 |
WO1988000003A1 (en) | 1988-01-14 |
US4852657A (en) | 1989-08-01 |
EP0274501B1 (en) | 1990-09-19 |
AU7646187A (en) | 1988-01-29 |
JPH01500163A (ja) | 1989-01-26 |
JP2529322B2 (ja) | 1996-08-28 |
AU597401B2 (en) | 1990-05-31 |
EP0274501A1 (en) | 1988-07-20 |
BR8707375A (pt) | 1988-09-13 |
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