DE58903167D1 - Hydraulisches lenksystem und selbstfahrendes arbeitsfahrzeug mit einem derartigen lenksystem. - Google Patents

Hydraulisches lenksystem und selbstfahrendes arbeitsfahrzeug mit einem derartigen lenksystem.

Info

Publication number
DE58903167D1
DE58903167D1 DE8989119462T DE58903167T DE58903167D1 DE 58903167 D1 DE58903167 D1 DE 58903167D1 DE 8989119462 T DE8989119462 T DE 8989119462T DE 58903167 T DE58903167 T DE 58903167T DE 58903167 D1 DE58903167 D1 DE 58903167D1
Authority
DE
Germany
Prior art keywords
steering system
self
work vehicle
driving work
hydraulic
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 - Fee Related
Application number
DE8989119462T
Other languages
English (en)
Inventor
Douglas Millard Gage
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.)
Deere and Co
Original Assignee
Deere and Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22997333&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE58903167(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Deere and Co filed Critical Deere and Co
Application granted granted Critical
Publication of DE58903167D1 publication Critical patent/DE58903167D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/225—Control of steering, e.g. for hydraulic motors driving the vehicle tracks
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0841—Articulated frame, i.e. having at least one pivot point between two travelling gear units
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Power Steering Mechanism (AREA)
  • Fluid-Pressure Circuits (AREA)
DE8989119462T 1988-10-25 1989-10-20 Hydraulisches lenksystem und selbstfahrendes arbeitsfahrzeug mit einem derartigen lenksystem. Expired - Fee Related DE58903167D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/262,399 US4915186A (en) 1988-10-25 1988-10-25 Hydraulic steering systems dampening devices

Publications (1)

Publication Number Publication Date
DE58903167D1 true DE58903167D1 (de) 1993-02-11

Family

ID=22997333

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989119462T Expired - Fee Related DE58903167D1 (de) 1988-10-25 1989-10-20 Hydraulisches lenksystem und selbstfahrendes arbeitsfahrzeug mit einem derartigen lenksystem.

Country Status (5)

Country Link
US (1) US4915186A (de)
EP (1) EP0367038B2 (de)
JP (1) JP2937364B2 (de)
CA (1) CA1320980C (de)
DE (1) DE58903167D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5895099A (en) * 1997-10-17 1999-04-20 Deere & Company Hydraulic structure for a brake system
US7597168B2 (en) * 2005-09-23 2009-10-06 Deere & Company Low engine speed steering performance
DE102009032212A1 (de) * 2009-07-03 2011-01-05 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hydraulischer Schwenkmotor
DE102020113739A1 (de) * 2020-05-20 2021-11-25 Universität Paderborn Lastsimulationsprüfstand und Kapazitätselement für einen Lastsimulationsprüfstand

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE17508E (en) * 1926-01-23 1929-11-26 Power steering apparatus
GB1051690A (de) * 1963-08-19
US3333415A (en) * 1965-11-23 1967-08-01 Abex Corp Hydraulic transmission and speed and direction control valve therefor
US3360925A (en) * 1966-02-03 1968-01-02 Int Harvester Co Multiple speed hydraulic control system
DE1915102A1 (de) * 1969-03-25 1970-10-01 Vogel Ignaz Kg Hydropneumatische Druckfeder
US4097060A (en) * 1977-03-30 1978-06-27 Caterpillar Tractor Co. Roll stiffening and dampening in articulated vehicles
DE2742688A1 (de) * 1977-09-22 1979-04-05 Zahnradfabrik Friedrichshafen Hydraulische hilfskraftlenkung mit energieversorgungseinrichtung mit druckspeicher
US4310062A (en) * 1980-01-22 1982-01-12 International Harvester Company Hydrostatic steering arrangement
DE3006509C2 (de) * 1980-02-21 1984-10-25 Danfoss A/S, Nordborg Hydrostatische Lenkeinrichtung
US4405030A (en) * 1981-03-16 1983-09-20 Deere & Company Steering system and compensating valve
US4382483A (en) * 1981-04-09 1983-05-10 Deere & Company Load-responsive steering control valve
US4509409A (en) * 1983-02-07 1985-04-09 Towmotor Corporation Pump arrangement for a linear fluid operated device
JPS6335030U (de) * 1986-08-25 1988-03-07
US4781219A (en) * 1986-10-10 1988-11-01 Eaton Corporation Fluid controller and dampening fluid path
DE3637709C3 (de) * 1986-11-05 1995-09-07 Ahlmann Baumaschinen Gmbh Selbstfahrendes Vielzweckgerät
US4825748A (en) * 1987-07-02 1989-05-02 Parker-Hannifin Corporation Hydraulic actuator synchronization apparatus and system
US4809586A (en) * 1987-09-11 1989-03-07 Deere & Company Hydraulic system for a work vehicle

Also Published As

Publication number Publication date
JP2937364B2 (ja) 1999-08-23
CA1320980C (en) 1993-08-03
EP0367038B1 (de) 1992-12-30
JPH02171387A (ja) 1990-07-03
EP0367038A1 (de) 1990-05-09
US4915186A (en) 1990-04-10
EP0367038B2 (de) 1995-05-17

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee