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FR2414665B1 - HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION - Google Patents

HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION

Info

Publication number
FR2414665B1
FR2414665B1 FR7800947A FR7800947A FR2414665B1 FR 2414665 B1 FR2414665 B1 FR 2414665B1 FR 7800947 A FR7800947 A FR 7800947A FR 7800947 A FR7800947 A FR 7800947A FR 2414665 B1 FR2414665 B1 FR 2414665B1
Authority
FR
France
Prior art keywords
demultiplication
adjusting
control device
hydraulic control
hydrostatic transmission
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
FR7800947A
Other languages
French (fr)
Other versions
FR2414665A1 (en
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.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen 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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Priority to FR7800947A priority Critical patent/FR2414665B1/en
Publication of FR2414665A1 publication Critical patent/FR2414665A1/en
Application granted granted Critical
Publication of FR2414665B1 publication Critical patent/FR2414665B1/en
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
    • F16H61/46—Automatic regulation in accordance with output requirements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/101—Infinitely variable gearings
    • B60W10/103—Infinitely variable gearings of fluid type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • 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
    • F16H61/4157—Control of braking, e.g. preventing pump over-speeding when motor acts as a pump
    • 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
    • F16H61/437—Pump capacity control by mechanical control means, e.g. by levers or pedals
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/50—Inputs being a function of the status of the machine, e.g. position of doors or safety belts
    • F16H59/54—Inputs being a function of the status of the machine, e.g. position of doors or safety belts dependent on signals from the brakes, e.g. parking brakes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Gearings (AREA)
FR7800947A 1978-01-13 1978-01-13 HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION Expired FR2414665B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7800947A FR2414665B1 (en) 1978-01-13 1978-01-13 HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7800947A FR2414665B1 (en) 1978-01-13 1978-01-13 HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION

Publications (2)

Publication Number Publication Date
FR2414665A1 FR2414665A1 (en) 1979-08-10
FR2414665B1 true FR2414665B1 (en) 1986-06-27

Family

ID=9203432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7800947A Expired FR2414665B1 (en) 1978-01-13 1978-01-13 HYDRAULIC CONTROL DEVICE FOR ADJUSTING THE DEMULTIPLICATION OF A HYDROSTATIC TRANSMISSION

Country Status (1)

Country Link
FR (1) FR2414665B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3143539A1 (en) * 1981-11-03 1983-05-11 Linde Ag, 6200 Wiesbaden CONTROL DEVICE FOR A CONTINUOUSLY ADJUSTABLE, PREFERABLY HYDROSTATIC GEARBOX

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1105683A (en) * 1965-11-02 1968-03-13 Anderson Mavor Ltd Improvements in fluid pressure drive systems for mineral mining machines
DE2043197C3 (en) * 1970-09-01 1975-02-13 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Actuating device for the pump or the hydrostatic motor of a hydrostatic transmission of a motor vehicle, in particular a work vehicle
DE2129830C3 (en) * 1971-06-16 1975-04-24 Verlinde S.A., Loos, Lille (Frankreich) Hydraulic servo control device for setting the ratio of a hydrostatic transmission

Also Published As

Publication number Publication date
FR2414665A1 (en) 1979-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse