FR2578003B1 - Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques - Google Patents

Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques

Info

Publication number
FR2578003B1
FR2578003B1 FR8502816A FR8502816A FR2578003B1 FR 2578003 B1 FR2578003 B1 FR 2578003B1 FR 8502816 A FR8502816 A FR 8502816A FR 8502816 A FR8502816 A FR 8502816A FR 2578003 B1 FR2578003 B1 FR 2578003B1
Authority
FR
France
Prior art keywords
hydraulic
control device
controlling multiple
multiple machine
machine functions
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
Application number
FR8502816A
Other languages
English (en)
Other versions
FR2578003A1 (fr
Inventor
Henri Roy
Marcel Bellanger
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.)
HUARD UCF
Original Assignee
HUARD UCF
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 HUARD UCF filed Critical HUARD UCF
Priority to FR8502816A priority Critical patent/FR2578003B1/fr
Publication of FR2578003A1 publication Critical patent/FR2578003A1/fr
Application granted granted Critical
Publication of FR2578003B1 publication Critical patent/FR2578003B1/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
    • A01G13/0256—Ground coverings
    • A01G13/0287—Devices for laying-out or removing ground coverings
    • 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
    • A01B3/00—Ploughs with fixed plough-shares
    • A01B3/46—Ploughs supported partly by tractor and partly by their own wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental Sciences (AREA)
  • Soil Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
FR8502816A 1985-02-27 1985-02-27 Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques Expired FR2578003B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8502816A FR2578003B1 (fr) 1985-02-27 1985-02-27 Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8502816A FR2578003B1 (fr) 1985-02-27 1985-02-27 Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques

Publications (2)

Publication Number Publication Date
FR2578003A1 FR2578003A1 (fr) 1986-08-29
FR2578003B1 true FR2578003B1 (fr) 1989-03-03

Family

ID=9316671

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8502816A Expired FR2578003B1 (fr) 1985-02-27 1985-02-27 Dispositif de commande hydraulique destine a la commande de plusieurs fonctions de machine utilisant des circuits hydrauliques

Country Status (1)

Country Link
FR (1) FR2578003B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2627932B1 (fr) * 1988-03-02 1991-06-14 Huard Sa Perfectionnements aux charrues reversibles semi-portees
FR2673067B1 (fr) * 1991-02-27 1994-07-22 Huard Sa Dispositif de commande du verin de relevage et d'un verin de retournement d'une charrue.
EP1176316A1 (fr) * 2000-07-26 2002-01-30 Phenix Industries Dispositif hydraulique pour deux actionneurs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2167281A (en) * 1938-03-21 1939-07-25 Lapointe Machine Tool Co Pressure-sustaining valve
GB872278A (en) * 1958-05-24 1961-07-05 Kaemper Motoren G M B H Control device for consecutive continuously variable adjustment of hydrostatic gears
FR1286628A (fr) * 1960-09-29 1962-03-09 Fr Des Machines Agricoles Melo Perfectionnements aux charrues et autres instruments agricoles du même genre
FR1536442A (fr) * 1967-07-07 1968-08-16 Huard Ucf Sa Des Anciens Etabl Perfectionnements aux charrues réversibles semi-portées
US4207951A (en) * 1977-05-23 1980-06-17 Peek Steven L Two-way, multiple bottom plow with lift assist
DE3218631A1 (de) * 1982-05-18 1983-11-24 Rabewerk Heinrich Clausing, 4515 Bad Essen Drehpflug mit einer waehrend des ackerns zu betaetigenden schnittbreiteneinstellung

Also Published As

Publication number Publication date
FR2578003A1 (fr) 1986-08-29

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse