IT1230547B - Asta di sollevamento.per accoppiare i bracci di sollevamento con i bracci oscillanti inferiori in un meccanismo di sollevamento idraulicoda trattore - Google Patents
Asta di sollevamento.per accoppiare i bracci di sollevamento con i bracci oscillanti inferiori in un meccanismo di sollevamento idraulicoda trattoreInfo
- 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
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Fluid-Pressure Circuits (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0084088A AT388483B (de) | 1988-03-30 | 1988-03-30 | Hubstange zur verbindung der hubarme mit den unterlenkern bei einem hydraulischen schlepperhubwerk |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8919886A0 IT8919886A0 (it) | 1989-03-23 |
IT1230547B true IT1230547B (it) | 1991-10-28 |
Family
ID=3500983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8919886A IT1230547B (it) | 1988-03-30 | 1989-03-23 | Asta di sollevamento.per accoppiare i bracci di sollevamento con i bracci oscillanti inferiori in un meccanismo di sollevamento idraulicoda trattore |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT388483B (fr) |
DE (1) | DE3906099A1 (fr) |
FR (1) | FR2629304B1 (fr) |
IT (1) | IT1230547B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT398068B (de) * | 1990-07-09 | 1994-09-26 | Bauer & Co Gmbh Reform Werke | Umsteuerbare hydraulikanlage |
US5203250A (en) * | 1990-12-21 | 1993-04-20 | Deere & Company | Fluid cylinder mechanism |
CA2057431C (fr) * | 1990-12-21 | 1997-10-21 | John David Sundberg | Mecanisme de cylindre a fluides |
DE4128857A1 (de) * | 1991-08-30 | 1993-03-04 | Kloeckner Humboldt Deutz Ag | Steuerung fuer eine hebevorrichtung |
DE4322355A1 (de) * | 1993-07-05 | 1995-01-12 | Rexroth Mannesmann Gmbh | SHR/EHR-System für Hubwerke |
GB2398720B (en) * | 2003-02-27 | 2006-04-12 | Agco Gmbh & Co | Lifting unit for the lower links of a tractor |
DE102014219065A1 (de) * | 2014-09-22 | 2016-03-24 | Deere & Company | Hubstrebe für einen Dreipunktgeräteanbau eines landwirtschaftlichen Traktors |
DE102015015626B4 (de) | 2014-12-03 | 2018-10-25 | Liebherr-Werk Bischofshofen Gmbh | Arbeitshydraulik |
CN115024036B (zh) * | 2022-06-15 | 2023-08-25 | 山东弘宇农机股份有限公司 | 一种拖拉机用外置强压卧缸提升器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH309844A (de) * | 1952-03-12 | 1955-09-30 | Gmbh Robert Bosch | Kraftheber mit hydraulischem Antrieb, insbesondere für an landwirtschaftlichen Schleppern befestigte Arbeitsgeräte. |
US3381587A (en) * | 1965-09-10 | 1968-05-07 | Deere & Co | Hydraulic control system |
FR1465713A (fr) * | 1965-12-03 | 1967-01-13 | Gemmmer France | Valve double de retenue pour circuits hydrauliques divers et notamment pour ceux assurant la direction de véhicules circulant sur terrains variés |
DE2005717B2 (de) * | 1970-02-07 | 1972-02-24 | Westinghouse Bremsen u Apparate bau GmbH, 3000 Hannover | Arbeitszylinder mit sicherung durch ein rueckschlagventil bei ausfall des arbeitsdruckes |
US3908515A (en) * | 1973-09-10 | 1975-09-30 | Caterpillar Tractor Co | Hydraulic circuit with selectively actuatable float control |
DE2854188A1 (de) * | 1978-12-15 | 1980-06-26 | Ernst Conrad | Hydraulische verstellvorrichtung, insbesondere an der dreipunktaufhaengevorrichtung von schleppern |
AT381436B (de) * | 1985-04-16 | 1986-10-10 | Steyr Daimler Puch Ag | Gestaenge fuer das hydraulische hubwerk von ackerschleppern |
-
1988
- 1988-03-30 AT AT0084088A patent/AT388483B/de active
-
1989
- 1989-02-27 DE DE3906099A patent/DE3906099A1/de active Granted
- 1989-03-23 IT IT8919886A patent/IT1230547B/it active
- 1989-03-29 FR FR898904067A patent/FR2629304B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2629304A1 (fr) | 1989-10-06 |
FR2629304B1 (fr) | 1992-05-07 |
DE3906099C2 (fr) | 1992-04-30 |
ATA84088A (de) | 1988-12-15 |
AT388483B (de) | 1989-06-26 |
IT8919886A0 (it) | 1989-03-23 |
DE3906099A1 (de) | 1989-10-19 |
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