FR1226569A - Improvements to double-acting hydraulic lifting systems - Google Patents

Improvements to double-acting hydraulic lifting systems

Info

Publication number
FR1226569A
FR1226569A FR787405A FR787405A FR1226569A FR 1226569 A FR1226569 A FR 1226569A FR 787405 A FR787405 A FR 787405A FR 787405 A FR787405 A FR 787405A FR 1226569 A FR1226569 A FR 1226569A
Authority
FR
France
Prior art keywords
double
hydraulic lifting
acting hydraulic
lifting systems
systems
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
FR787405A
Other languages
French (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.)
DBA SA
Original Assignee
DBA 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 DBA SA filed Critical DBA SA
Priority to FR787405A priority Critical patent/FR1226569A/en
Application granted granted Critical
Publication of FR1226569A publication Critical patent/FR1226569A/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
    • 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)
FR787405A 1959-02-20 1959-02-20 Improvements to double-acting hydraulic lifting systems Expired FR1226569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR787405A FR1226569A (en) 1959-02-20 1959-02-20 Improvements to double-acting hydraulic lifting systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR787405A FR1226569A (en) 1959-02-20 1959-02-20 Improvements to double-acting hydraulic lifting systems

Publications (1)

Publication Number Publication Date
FR1226569A true FR1226569A (en) 1960-07-13

Family

ID=8711578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787405A Expired FR1226569A (en) 1959-02-20 1959-02-20 Improvements to double-acting hydraulic lifting systems

Country Status (1)

Country Link
FR (1) FR1226569A (en)

Similar Documents

Publication Publication Date Title
BE611240A (en) Improvements to hydraulic cylinders
BE586629A (en) Improvements to hydraulic servo-valves.
FR74960E (en) Improvements to hydraulic lifting systems
FR1233544A (en) Improvements to hydraulic lifting systems
FR1280935A (en) Improvements to hydraulic servo-mechanisms
FR1226569A (en) Improvements to double-acting hydraulic lifting systems
FR1206377A (en) Improvements to double glazing systems
FR1256115A (en) Improvements to handling rollers
CH398324A (en) Double-acting hydraulic or pneumatic cylinder
FR78812E (en) Improvements to hydraulic turbo-couplers
BE584049A (en) Improvements made to extendable hydraulic supports.
FR1190467A (en) Double-acting compensated valve
FR1176951A (en) Improvements to hydraulic lifting systems
FR1269635A (en) Improvements to electro-hydro-mechanical actuators
FR1287354A (en) Continuous hydraulic grape press
FR1232250A (en) Improvements to hydraulic cylinders
FR1303526A (en) Double piston
FR1279260A (en) Hydraulic device-transformer-centrifuge
FR1254845A (en) Winch improvements
FR1251645A (en) Improvements to hydraulic pumps
FR1283998A (en) Improvements to level-corrected hydraulic suspensions
BE595726A (en) Improvements to hydraulic props.
FR1266949A (en) Improvements to hydraulic turbo-couplers
FR1266258A (en) Improvements to hydraulic turbo-couplers
FR78514E (en) Improvements to hydraulic compressors