FR2310500A1 - Transmission hydrostatique pour ensemble moteur et son circuit de commande - Google Patents

Transmission hydrostatique pour ensemble moteur et son circuit de commande

Info

Publication number
FR2310500A1
FR2310500A1 FR7612103A FR7612103A FR2310500A1 FR 2310500 A1 FR2310500 A1 FR 2310500A1 FR 7612103 A FR7612103 A FR 7612103A FR 7612103 A FR7612103 A FR 7612103A FR 2310500 A1 FR2310500 A1 FR 2310500A1
Authority
FR
France
Prior art keywords
control circuit
engine assembly
hydrostatic transmission
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.)
Granted
Application number
FR7612103A
Other languages
English (en)
French (fr)
Other versions
FR2310500B3 (cg-RX-API-DMAC10.html
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.)
Sundstrand Corp
Original Assignee
Sundstrand 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 Sundstrand Corp filed Critical Sundstrand Corp
Publication of FR2310500A1 publication Critical patent/FR2310500A1/fr
Application granted granted Critical
Publication of FR2310500B3 publication Critical patent/FR2310500B3/fr
Granted 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
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • 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
    • B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
    • 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
    • F16H61/433—Pump capacity control by fluid pressure control means
    • 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
    • F16H61/462—Automatic regulation in accordance with output requirements for achieving a target speed ratio
    • 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
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/6838—Sensing gearing status of hydrostatic transmissions
    • F16H2059/6853—Sensing gearing status of hydrostatic transmissions the state of the transmission units, i.e. motor or pump capacity, e.g. for controlled shifting of range gear
    • 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
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/6838—Sensing gearing status of hydrostatic transmissions
    • F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
    • 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
    • F16H59/14—Inputs being a function of torque or torque demand
    • F16H59/26—Inputs being a function of torque or torque demand dependent on pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Transmission Device (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
FR7612103A 1975-05-08 1976-04-23 Transmission hydrostatique pour ensemble moteur et son circuit de commande Granted FR2310500A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/575,450 US3969896A (en) 1975-05-08 1975-05-08 Transmission ratio control system

Publications (2)

Publication Number Publication Date
FR2310500A1 true FR2310500A1 (fr) 1976-12-03
FR2310500B3 FR2310500B3 (cg-RX-API-DMAC10.html) 1979-01-12

Family

ID=24300368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7612103A Granted FR2310500A1 (fr) 1975-05-08 1976-04-23 Transmission hydrostatique pour ensemble moteur et son circuit de commande

Country Status (7)

Country Link
US (1) US3969896A (cg-RX-API-DMAC10.html)
JP (1) JPS51146665A (cg-RX-API-DMAC10.html)
BR (1) BR7602878A (cg-RX-API-DMAC10.html)
CA (1) CA1049375A (cg-RX-API-DMAC10.html)
DE (1) DE2620270A1 (cg-RX-API-DMAC10.html)
FR (1) FR2310500A1 (cg-RX-API-DMAC10.html)
GB (1) GB1496475A (cg-RX-API-DMAC10.html)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2505779C2 (de) * 1975-02-12 1983-01-13 Robert Bosch Gmbh, 7000 Stuttgart Grenzlastregeleinrichtung für verstellbare Pumpen
FR2385902A1 (fr) * 1977-03-31 1978-10-27 Renault Procede de regulation d'un groupe moto-propulseur et dispositif permettant sa mise en oeuvre
DE2734933A1 (de) * 1977-08-03 1979-02-15 Linde Ag Regeleinrichtung fuer eine axialkolbenpumpe
DE2823559A1 (de) * 1978-05-30 1979-12-06 Linde Ag Steuer- und regeleinrichtung fuer ein hydrostatisches getriebe
US4232572A (en) * 1978-07-17 1980-11-11 Sundstrand Corporation Engine-transmission control system
GB2072890B (en) * 1979-10-15 1983-08-10 Hitachi Construction Machinery Method of controlling internal combustion engine and hydraulic pump system
US4400939A (en) * 1979-11-23 1983-08-30 Linde Aktiengesellschaft Drive units
US4355509A (en) * 1979-12-31 1982-10-26 Sundstrand Corporation Split torque transmission control
US4462210A (en) * 1981-07-31 1984-07-31 Sundstrand Corporation Input torque control for a variable displacement hydraulic transmission
DE3151351C2 (de) * 1981-12-24 1995-04-13 Man Technologie Gmbh Kraftfahrzeug-Antriebseinheit mit einer Steuervorrichtung
DE3213377A1 (de) * 1982-04-10 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Leistungsregler fuer eine hydrostatische pumpe
DE4308198C1 (de) * 1993-03-15 1994-07-28 Rexroth Mannesmann Gmbh Drehmomentregelung über Schwenkwinkel bzw. Exzentrizität bei hydrostatischen Maschinen mit axialer und radialer Kolbenanordnung
US5525043A (en) * 1993-12-23 1996-06-11 Caterpillar Inc. Hydraulic power control system
US5468126A (en) * 1993-12-23 1995-11-21 Caterpillar Inc. Hydraulic power control system
JPH11210878A (ja) * 1998-01-20 1999-08-03 Honda Motor Co Ltd 可変容量型油圧式変速機の油圧制御装置
DE19934782C2 (de) * 1999-07-23 2002-04-11 Sauer Sundstrand Gmbh & Co Verfahren und Anordnung zum Steuern eines hydraulischen Fahrzeugantriebs
US7310943B2 (en) * 2005-12-09 2007-12-25 Deere & Company Hydrostatic transmission controls with alternative operating modes
US7373776B2 (en) * 2005-12-09 2008-05-20 Deere & Company Hydrostatic transmission controls to simulate gear drive
US20080085180A1 (en) * 2006-10-06 2008-04-10 Vaportech Energy Services Inc. Variable capacity natural gas compressor
US7860631B2 (en) * 2006-12-08 2010-12-28 Sauer-Danfoss, Inc. Engine speed control for a low power hydromechanical transmission
US9097342B2 (en) * 2010-01-05 2015-08-04 Cnh Industrial America Llc Method for estimating and controlling driveline torque in a continuously variable hydro-mechanical transmission
US9096230B2 (en) 2011-11-01 2015-08-04 Caterpillar Paving Products Inc. Hystat drive system having coasting functionality
CN104533773B (zh) * 2014-12-29 2016-09-14 廊坊市雷克工程机械有限公司 泥浆泵用换挡装置及泥浆泵

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976685A (en) * 1958-12-02 1961-03-28 Dowty Hydraulic Units Ltd Variable hydraulic power transmissions
GB1137914A (en) * 1965-01-28 1968-12-27 Massey Ferguson Perkins Ltd Hydrostatic transmission and control therefor
US3284999A (en) * 1966-02-01 1966-11-15 Sundstrand Corp Hydrostatic transmission
US3583154A (en) * 1969-10-03 1971-06-08 Gen Motors Corp Dual throttle drive ratio control for a power transmission
US3855793A (en) * 1973-04-19 1974-12-24 Sundstrand Corp Transmission ratio control system

Also Published As

Publication number Publication date
DE2620270A1 (de) 1976-11-18
JPS51146665A (en) 1976-12-16
GB1496475A (en) 1977-12-30
BR7602878A (pt) 1976-11-16
US3969896A (en) 1976-07-20
FR2310500B3 (cg-RX-API-DMAC10.html) 1979-01-12
CA1049375A (en) 1979-02-27

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Legal Events

Date Code Title Description
ST Notification of lapse