IT1230547B - LIFTING ROD. TO COUPLE THE LIFTING ARMS WITH THE LOWER SWINGING ARMS IN A HYDRAULIC LIFTING MECHANISM BY TRACTOR - Google Patents

LIFTING ROD. TO COUPLE THE LIFTING ARMS WITH THE LOWER SWINGING ARMS IN A HYDRAULIC LIFTING MECHANISM BY TRACTOR

Info

Publication number
IT1230547B
IT1230547B IT8919886A IT1988689A IT1230547B IT 1230547 B IT1230547 B IT 1230547B IT 8919886 A IT8919886 A IT 8919886A IT 1988689 A IT1988689 A IT 1988689A IT 1230547 B IT1230547 B IT 1230547B
Authority
IT
Italy
Prior art keywords
lifting
arms
tractor
couple
lower swinging
Prior art date
Application number
IT8919886A
Other languages
Italian (it)
Other versions
IT8919886A0 (en
Inventor
Adolf Sonntagbauer
Original Assignee
Steyr Daimler Puch Ag
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 Steyr Daimler Puch Ag filed Critical Steyr Daimler Puch Ag
Publication of IT8919886A0 publication Critical patent/IT8919886A0/en
Application granted granted Critical
Publication of IT1230547B publication Critical patent/IT1230547B/en

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
    • A01B59/00—Devices specially adapted for connection between animals or tractors and agricultural machines or implements
    • A01B59/06—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors
    • A01B59/066—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors of the type comprising at least two lower arms and one upper arm generally arranged in a triangle (e.g. three-point hitches)
    • A01B59/068—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors of the type comprising at least two lower arms and one upper arm generally arranged in a triangle (e.g. three-point hitches) the lower arms being lifted or lowered by power actuator means provided externally on the tractor
    • 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
IT8919886A 1988-03-30 1989-03-23 LIFTING ROD. TO COUPLE THE LIFTING ARMS WITH THE LOWER SWINGING ARMS IN A HYDRAULIC LIFTING MECHANISM BY TRACTOR IT1230547B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0084088A AT388483B (en) 1988-03-30 1988-03-30 LIFTING ROD TO CONNECT THE LIFTING ARMS TO THE LOWER ARMS IN A HYDRAULIC TRACTOR LIFT

Publications (2)

Publication Number Publication Date
IT8919886A0 IT8919886A0 (en) 1989-03-23
IT1230547B true IT1230547B (en) 1991-10-28

Family

ID=3500983

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8919886A IT1230547B (en) 1988-03-30 1989-03-23 LIFTING ROD. TO COUPLE THE LIFTING ARMS WITH THE LOWER SWINGING ARMS IN A HYDRAULIC LIFTING MECHANISM BY TRACTOR

Country Status (4)

Country Link
AT (1) AT388483B (en)
DE (1) DE3906099A1 (en)
FR (1) FR2629304B1 (en)
IT (1) IT1230547B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398068B (en) * 1990-07-09 1994-09-26 Bauer & Co Gmbh Reform Werke REVERSIBLE HYDRAULIC SYSTEM
CA2057431C (en) * 1990-12-21 1997-10-21 John David Sundberg Fluid cylinder mechanism
US5203250A (en) * 1990-12-21 1993-04-20 Deere & Company Fluid cylinder mechanism
DE4128857A1 (en) * 1991-08-30 1993-03-04 Kloeckner Humboldt Deutz Ag Moving agricultural load by hydraulic jack - opening valve at upper pressure threshold and keeping open until pressure falls below lower threshold
DE4322355A1 (en) * 1993-07-05 1995-01-12 Rexroth Mannesmann Gmbh SHR/EHR system for lifting mechanisms
GB2398720B (en) * 2003-02-27 2006-04-12 Agco Gmbh & Co Lifting unit for the lower links of a tractor
DE102014219065A1 (en) * 2014-09-22 2016-03-24 Deere & Company Lifting strut for a three-point attachment of an agricultural tractor
DE102015015626B4 (en) 2014-12-03 2018-10-25 Liebherr-Werk Bischofshofen Gmbh hydraulics
CN115024036B (en) * 2022-06-15 2023-08-25 山东弘宇农机股份有限公司 External strong pressure lying cylinder lifter for tractor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH309844A (en) * 1952-03-12 1955-09-30 Gmbh Robert Bosch Power lift with hydraulic drive, in particular for implements attached to agricultural tractors.
US3381587A (en) * 1965-09-10 1968-05-07 Deere & Co Hydraulic control system
FR1465713A (en) * 1965-12-03 1967-01-13 Gemmmer France Double retaining valve for various hydraulic circuits and especially for those ensuring the steering of vehicles traveling on various terrains
DE2005717B2 (en) * 1970-02-07 1972-02-24 Westinghouse Bremsen u Apparate bau GmbH, 3000 Hannover WORKING CYLINDER SECURED BY A NON-RETURN VALVE IN CASE OF WORKING PRESSURE FAILURE
US3908515A (en) * 1973-09-10 1975-09-30 Caterpillar Tractor Co Hydraulic circuit with selectively actuatable float control
DE2854188A1 (en) * 1978-12-15 1980-06-26 Ernst Conrad Hydraulic adjuster for tractor three point linkages - has two piston and cylinder units, one used as adjuster and one as arrester
AT381436B (en) * 1985-04-16 1986-10-10 Steyr Daimler Puch Ag RODS FOR THE HYDRAULIC LIFT OF ACKLE TRACTORS

Also Published As

Publication number Publication date
IT8919886A0 (en) 1989-03-23
FR2629304A1 (en) 1989-10-06
ATA84088A (en) 1988-12-15
AT388483B (en) 1989-06-26
DE3906099C2 (en) 1992-04-30
FR2629304B1 (en) 1992-05-07
DE3906099A1 (en) 1989-10-19

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