FR1229046A - Improvements to hydraulic control systems for agricultural tractors - Google Patents

Improvements to hydraulic control systems for agricultural tractors

Info

Publication number
FR1229046A
FR1229046A FR789974A FR789974A FR1229046A FR 1229046 A FR1229046 A FR 1229046A FR 789974 A FR789974 A FR 789974A FR 789974 A FR789974 A FR 789974A FR 1229046 A FR1229046 A FR 1229046A
Authority
FR
France
Prior art keywords
hydraulic control
control systems
agricultural tractors
tractors
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
Application number
FR789974A
Other languages
French (fr)
Inventor
V Pomper
R Gauthier
L Pignolet
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.)
GEN MECANIQUE APPLIQUEE SOC IN
Industrielle Generale de Mecanique Appliquee SIGMA SA
Original Assignee
GEN MECANIQUE APPLIQUEE SOC IN
Industrielle Generale de Mecanique Appliquee SIGMA SA
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 GEN MECANIQUE APPLIQUEE SOC IN, Industrielle Generale de Mecanique Appliquee SIGMA SA filed Critical GEN MECANIQUE APPLIQUEE SOC IN
Priority to FR789974A priority Critical patent/FR1229046A/en
Priority to CH212560A priority patent/CH368961A/en
Priority to DES67315A priority patent/DE1184540B/en
Priority to ES0256183A priority patent/ES256183A1/en
Application granted granted Critical
Publication of FR1229046A publication Critical patent/FR1229046A/en
Priority to FR953033A priority patent/FR84681E/en
Priority to DES93766A priority patent/DE1247727B/en
Priority to OA51866A priority patent/OA01399A/en
Expired 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
    • 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
    • A01B63/1006—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor
    • A01B63/1013—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor and being located inside the tractor body
    • 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
    • A01B63/114—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 to achieve a constant working depth
    • A01B63/1145—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 to achieve a constant working depth for controlling weight transfer between implements and tractor wheels

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
FR789974A 1959-03-20 1959-03-20 Improvements to hydraulic control systems for agricultural tractors Expired FR1229046A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR789974A FR1229046A (en) 1959-03-20 1959-03-20 Improvements to hydraulic control systems for agricultural tractors
CH212560A CH368961A (en) 1959-03-20 1960-02-25 Device for hydraulic control of the position of an agricultural machine carried by a tractor
DES67315A DE1184540B (en) 1959-03-20 1960-02-26 Hydraulic power lift for agricultural tractors
ES0256183A ES256183A1 (en) 1959-03-20 1960-03-01 An installation of hydraulic control for agricultural tractor (Machine-translation by Google Translate, not legally binding)
FR953033A FR84681E (en) 1959-03-20 1963-11-07 Improvements to hydraulic control systems for agricultural tractors
DES93766A DE1247727B (en) 1959-03-20 1964-10-16 Hydraulic power lift for agricultural tractors
OA51866A OA01399A (en) 1959-03-20 1964-12-31 Improvements made to hydraulic control systems for agricultural tractors.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR789974A FR1229046A (en) 1959-03-20 1959-03-20 Improvements to hydraulic control systems for agricultural tractors

Publications (1)

Publication Number Publication Date
FR1229046A true FR1229046A (en) 1960-09-02

Family

ID=8712753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789974A Expired FR1229046A (en) 1959-03-20 1959-03-20 Improvements to hydraulic control systems for agricultural tractors

Country Status (5)

Country Link
CH (1) CH368961A (en)
DE (1) DE1184540B (en)
ES (1) ES256183A1 (en)
FR (1) FR1229046A (en)
OA (1) OA01399A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856240C (en) * 1951-08-08 1952-11-20 Int Harvester Co Hydraulic power lift with a servo motor
DE929952C (en) * 1953-02-14 1955-07-07 Toussaint & Hess Gmbh Control device for a hydraulic working piston which can be acted upon on one side
AT192657B (en) * 1953-05-26 1957-10-25 David Brown Tractors Eng Ltd Hydraulic lifting device for implements that can be attached to tractors
DE951319C (en) * 1953-11-06 1956-10-25 Bosch Gmbh Robert Control element for hydraulic power lifts, especially for agricultural tractors
DE1049138B (en) * 1957-04-09 1959-01-22 Bosch Gmbh Robert Control unit for hydraulic systems

Also Published As

Publication number Publication date
ES256183A1 (en) 1960-06-16
CH368961A (en) 1963-04-30
DE1184540B (en) 1964-12-31
OA01399A (en) 1969-07-04

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