FR2649810B1 - Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole - Google Patents

Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole

Info

Publication number
FR2649810B1
FR2649810B1 FR8909516A FR8909516A FR2649810B1 FR 2649810 B1 FR2649810 B1 FR 2649810B1 FR 8909516 A FR8909516 A FR 8909516A FR 8909516 A FR8909516 A FR 8909516A FR 2649810 B1 FR2649810 B1 FR 2649810B1
Authority
FR
France
Prior art keywords
regulating
lifting
tool
especially agricultural
agricultural
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
Application number
FR8909516A
Other languages
English (en)
Other versions
FR2649810A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8909516A priority Critical patent/FR2649810B1/fr
Publication of FR2649810A1 publication Critical patent/FR2649810A1/fr
Application granted granted Critical
Publication of FR2649810B1 publication Critical patent/FR2649810B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A01B63/1115—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 mechanical ground contact sensor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
FR8909516A 1989-07-13 1989-07-13 Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole Expired - Lifetime FR2649810B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8909516A FR2649810B1 (fr) 1989-07-13 1989-07-13 Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8909516A FR2649810B1 (fr) 1989-07-13 1989-07-13 Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole

Publications (2)

Publication Number Publication Date
FR2649810A1 FR2649810A1 (fr) 1991-01-18
FR2649810B1 true FR2649810B1 (fr) 1994-04-08

Family

ID=9383798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8909516A Expired - Lifetime FR2649810B1 (fr) 1989-07-13 1989-07-13 Dispositif de regulation d'un systeme de relevage d'un outil, notamment agricole

Country Status (1)

Country Link
FR (1) FR2649810B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2722941B1 (fr) * 1994-07-27 1996-09-13 Defrancq Hubert Dispositif de controle d'un outil agricole destinea etre pousser par un tracteur
FR2840764B1 (fr) * 2002-06-18 2005-01-07 Hubert Defrancq Dispositif pour ameliorer le suivi de relief par un outil agricole attele a un tracteur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4518044A (en) * 1982-03-22 1985-05-21 Deere & Company Vehicle with control system for raising and lowering implement
DE3343234A1 (de) * 1983-11-30 1985-06-05 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur hubwerksregelung

Also Published As

Publication number Publication date
FR2649810A1 (fr) 1991-01-18

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