DE2232072C2 - Steuervorrichtung für eine Mehrzahl hydrostatischer Getriebe - Google Patents

Steuervorrichtung für eine Mehrzahl hydrostatischer Getriebe

Info

Publication number
DE2232072C2
DE2232072C2 DE2232072A DE2232072A DE2232072C2 DE 2232072 C2 DE2232072 C2 DE 2232072C2 DE 2232072 A DE2232072 A DE 2232072A DE 2232072 A DE2232072 A DE 2232072A DE 2232072 C2 DE2232072 C2 DE 2232072C2
Authority
DE
Germany
Prior art keywords
valve
piston
speed
cylinder
pressure
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
DE2232072A
Other languages
German (de)
English (en)
Other versions
DE2232072A1 (de
Inventor
Edward Joseph Marshall Mich. Bojas
Errol Wade Battle Creek Mich. Keith
Jack Tekonsha Mich. Watson
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.)
Eaton Corp
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Publication of DE2232072A1 publication Critical patent/DE2232072A1/de
Application granted granted Critical
Publication of DE2232072C2 publication Critical patent/DE2232072C2/de
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of fluid gearing
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Automation & Control Theory (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Motor Power Transmission Devices (AREA)
DE2232072A 1971-06-30 1972-06-30 Steuervorrichtung für eine Mehrzahl hydrostatischer Getriebe Expired DE2232072C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15845571A 1971-06-30 1971-06-30

Publications (2)

Publication Number Publication Date
DE2232072A1 DE2232072A1 (de) 1973-01-11
DE2232072C2 true DE2232072C2 (de) 1985-06-20

Family

ID=22568208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2232072A Expired DE2232072C2 (de) 1971-06-30 1972-06-30 Steuervorrichtung für eine Mehrzahl hydrostatischer Getriebe

Country Status (6)

Country Link
US (1) US3727402A (enExample)
JP (1) JPS5527981B1 (enExample)
DE (1) DE2232072C2 (enExample)
FR (1) FR2144376A5 (enExample)
GB (1) GB1393747A (enExample)
IT (1) IT956877B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855792A (en) * 1972-04-28 1974-12-24 Eaton Corp Hydrostatic transmission drive system
US3917014A (en) * 1972-04-28 1975-11-04 Eaton Corp Hydrostatic driving and steering transmission
US3988893A (en) * 1972-04-28 1976-11-02 Eaton Corporation Hydrostatic transmission drive system
GB1468269A (en) * 1973-09-26 1977-03-23 Eaton Corp Hydrostatic transmission drive system
US3946560A (en) * 1974-02-13 1976-03-30 Sundstrand Corporation Hydrostatic transmission control
FR2260729B1 (enExample) * 1974-02-13 1982-08-20 Sundstrand Corp
US4514978A (en) * 1980-07-18 1985-05-07 Veda, Inc. Fluid pressure power transmission
GB2246844A (en) * 1990-07-13 1992-02-12 Glowreach Limited Vehicle with auxiliary drive system
EP0798196B1 (en) * 1993-09-03 2002-02-06 YANMAR AGRICULTURAL EQUIPMENT Co., Ltd. Working vehicle
US8024925B2 (en) * 2005-11-08 2011-09-27 Caterpillar Inc. Apparatus, system, and method for controlling a desired torque output
US8165765B2 (en) 2010-05-28 2012-04-24 Caterpillar Inc. Variator pressure-set torque control
US9108675B2 (en) 2012-11-30 2015-08-18 Deere & Company Single pedal propulsion system for straight travel of work vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB831196A (en) * 1956-07-09 1960-03-23 Dowty Hydraulic Units Ltd Improvements in the steering of vehicles
US3114424A (en) * 1959-04-22 1963-12-17 Int Harvester Co Automatic hydrostatic transmission system for a motor vehicle
FR1326673A (fr) * 1962-05-03 1963-05-10 Perfectionnements aux installations et transmissions hydrauliques
US3194017A (en) * 1963-12-11 1965-07-13 New York Air Brake Co Hydrostatic transmission
US3540220A (en) * 1968-03-26 1970-11-17 Eaton Yale & Towne Hydrostatic transmission control system

Also Published As

Publication number Publication date
JPS5527981B1 (enExample) 1980-07-24
DE2232072A1 (de) 1973-01-11
IT956877B (it) 1973-10-10
GB1393747A (en) 1975-05-14
FR2144376A5 (enExample) 1973-02-09
US3727402A (en) 1973-04-17

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee