CA1027014A - Hydraulic skid steering control system - Google Patents

Hydraulic skid steering control system

Info

Publication number
CA1027014A
CA1027014A CA267,659A CA267659A CA1027014A CA 1027014 A CA1027014 A CA 1027014A CA 267659 A CA267659 A CA 267659A CA 1027014 A CA1027014 A CA 1027014A
Authority
CA
Canada
Prior art keywords
control system
steering control
skid steering
hydraulic skid
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
Application number
CA267,659A
Other languages
English (en)
French (fr)
Inventor
Donald J. Parquet
Carl O. Pedersen
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.)
Case LLC
Original Assignee
JI Case 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
Application filed by JI Case Co filed Critical JI Case Co
Application granted granted Critical
Publication of CA1027014A publication Critical patent/CA1027014A/en
Expired 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
    • B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
    • B62D11/06—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source
    • B62D11/10—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears
    • B62D11/14—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source
    • B62D11/18—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source the additional power supply being supplied hydraulically
    • B62D11/183—Control systems therefor
    • 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
    • E02F9/02—Travelling-gear, e.g. associated with slewing gears

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
CA267,659A 1976-03-29 1976-12-10 Hydraulic skid steering control system Expired CA1027014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/671,627 US4030560A (en) 1976-03-29 1976-03-29 Hydraulic skid steering control system

Publications (1)

Publication Number Publication Date
CA1027014A true CA1027014A (en) 1978-02-28

Family

ID=24695276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,659A Expired CA1027014A (en) 1976-03-29 1976-12-10 Hydraulic skid steering control system

Country Status (5)

Country Link
US (1) US4030560A (cs)
CA (1) CA1027014A (cs)
CS (1) CS203914B2 (cs)
FR (1) FR2346199A1 (cs)
IT (1) IT1077834B (cs)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344287A (en) * 1979-08-23 1982-08-17 Caterpillar Tractor Co. Volume compensation for hydraulic circuits
FR2552415B1 (fr) * 1983-09-23 1987-01-23 Noirot Yves Chargeur a acces lateral et a bras telescopique
US4788821A (en) * 1983-11-28 1988-12-06 Automotive Products, Plc Hydraulic shift for motor vehicle transmission
US4785615A (en) * 1983-11-28 1988-11-22 Leigh Monstevens Keith V Hydraulic shift for motor vehicle automatic transmission
US4633726A (en) * 1984-09-25 1987-01-06 Chang Kuo Chou External hydraulic driving system for motorcycle brake, clutch and gear shift
NO171426C (no) * 1990-11-15 1993-03-10 Kongsberg Automotive As Girskifteanordning
NO178387C (no) * 1993-11-19 1996-03-13 Kongsberg Automotive As Anordning ved dobbeltvirkende hydraulikksystemer
US5435672A (en) * 1994-08-05 1995-07-25 Vermont American Corporation Hole saw having plug ejection feature
AUPM777594A0 (en) * 1994-08-30 1994-09-22 Van William Concepts Pty Ltd Improvements in motor vehicles
US6217128B1 (en) 1999-02-12 2001-04-17 Mico, Inc. Dual brake valve for a steering assist system
USD463454S1 (en) 2000-12-11 2002-09-24 Finn Corporation Skid loader
US6843340B2 (en) 2001-07-20 2005-01-18 Finn Corporation Hydraulic apparatus for vehicles
US20060053926A1 (en) * 2004-08-24 2006-03-16 Vermeer Manufacturing Company Apparatus and method for speed control
JP2007284873A (ja) * 2006-04-12 2007-11-01 Takeuchi Seisakusho:Kk 作業車
US8103418B2 (en) * 2007-08-06 2012-01-24 Extendquip Llc Extendable frame work vehicle having lift member movable in a true vertical fashion
US8602153B2 (en) 2007-08-06 2013-12-10 Extendquip Llc Extendable frame work vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1716121A (en) * 1928-07-30 1929-06-04 Giffen Robert Malcolm Hydraulic actuating device for aircraft
US2540879A (en) * 1946-05-25 1951-02-06 Sperry Prod Inc Means for compensating for fluid loss in hydraulic transmission systems
US2605852A (en) * 1951-02-15 1952-08-05 Gen Electric Steering control for track laying vehicles
FR1332579A (fr) * 1962-04-25 1963-07-19 Direction des véhicules automobiles
US3837417A (en) * 1973-01-23 1974-09-24 Case Co J I Control means for fluid translating device
US3888323A (en) * 1973-01-24 1975-06-10 Clark Equipment Co Hydrastatic control for pivot steering

Also Published As

Publication number Publication date
CS203914B2 (en) 1981-03-31
IT1077834B (it) 1985-05-04
US4030560A (en) 1977-06-21
FR2346199B3 (cs) 1979-04-13
FR2346199A1 (fr) 1977-10-28

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