FR2337287A1 - Commande commune a deux circuits de transmission hydrostatique - Google Patents

Commande commune a deux circuits de transmission hydrostatique

Info

Publication number
FR2337287A1
FR2337287A1 FR7639438A FR7639438A FR2337287A1 FR 2337287 A1 FR2337287 A1 FR 2337287A1 FR 7639438 A FR7639438 A FR 7639438A FR 7639438 A FR7639438 A FR 7639438A FR 2337287 A1 FR2337287 A1 FR 2337287A1
Authority
FR
France
Prior art keywords
hydrostatic transmission
transmission circuits
common command
command
common
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
FR7639438A
Other languages
English (en)
French (fr)
Other versions
FR2337287B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.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 FR2337287A1 publication Critical patent/FR2337287A1/fr
Application granted granted Critical
Publication of FR2337287B1 publication Critical patent/FR2337287B1/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
    • F16H61/42—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
    • 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
    • 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
    • F16H61/423—Motor capacity control by fluid pressure control means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Velocity Or Acceleration (AREA)
FR7639438A 1975-12-30 1976-12-29 Commande commune a deux circuits de transmission hydrostatique Granted FR2337287A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/645,391 US4019596A (en) 1975-12-30 1975-12-30 Synchronous control system

Publications (2)

Publication Number Publication Date
FR2337287A1 true FR2337287A1 (fr) 1977-07-29
FR2337287B1 FR2337287B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-04-15

Family

ID=24588840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7639438A Granted FR2337287A1 (fr) 1975-12-30 1976-12-29 Commande commune a deux circuits de transmission hydrostatique

Country Status (7)

Country Link
US (1) US4019596A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5284645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1034015A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2656660C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2337287A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1533909A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1074648B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116294A (en) * 1977-02-23 1978-09-26 Western Geophysical Company Of America Torque equalizer for a hydraulically driven, four-wheel-drive vehicle
FR2464869A1 (fr) * 1979-09-10 1981-03-20 France Etat Groupe propulseur a transmissions hydrostatiques assurant la translation et la direction avec recyclage hydraulique de puissance en virage
US4310078A (en) * 1980-05-01 1982-01-12 International Harvester Company Drive system, controlling braking system therefor, and safety lock controlling both
WO1981003471A1 (en) * 1980-05-30 1981-12-10 Int Harvester Co Speed sensor synchronized,hydromechanical steering differential
IT1155909B (it) * 1982-08-17 1987-01-28 Fiat Allis Europ Dispositivo per la correzione delle eventuali deviazioni dalla marcia rettilinea per veicoli cingolati aventi due trasmissioni idrostatiche separate per il congolo destro ed il cingolo sinistro
US6325166B1 (en) * 1996-09-13 2001-12-04 Yanmar Agricultural Equipment Co., Ltd. Hydraulic travelling agricultural machine
US8793002B2 (en) 2008-06-20 2014-07-29 Caterpillar Inc. Torque load control system and method
US7795752B2 (en) 2007-11-30 2010-09-14 Caterpillar Inc System and method for integrated power control
US8058829B2 (en) 2008-11-25 2011-11-15 Caterpillar Inc. Machine control system and method
US8540048B2 (en) 2011-12-28 2013-09-24 Caterpillar Inc. System and method for controlling transmission based on variable pressure limit
US9102372B2 (en) 2012-07-24 2015-08-11 Caterpillar Inc. Track drive system and method
US8985252B2 (en) 2012-11-19 2015-03-24 Macdon Industries Ltd. Speed and steering control of a hydraulically driven tractor
US9371898B2 (en) 2012-12-21 2016-06-21 Cnh Industrial America Llc Control system for a machine with a dual path electronically controlled hydrostatic transmission
CN103640627B (zh) * 2013-12-17 2016-02-24 延寿县闪电农业装备有限公司 履带车辆静液压传动电器控制系统
DK3918170T3 (da) * 2019-01-30 2023-05-22 Assa Abloy Entrance Systems Ab Døråbner til et overliggende dørsystem og en fremgangsmåde til at styre en døråbner

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859591A (en) * 1955-07-20 1958-11-11 Us Industries Inc Hydraulic synchronizer
US3247919A (en) * 1963-11-21 1966-04-26 Sundstrand Corp Hydrostatic transmission
US3795107A (en) * 1972-09-01 1974-03-05 Eaton Corp Hydrostatic transmission and control system
US3812925A (en) * 1973-03-01 1974-05-28 Eaton Corp Hydrostatic transmission control system
US3862668A (en) * 1973-06-13 1975-01-28 Eaton Corp Hydrostatic transmission control system
US3872669A (en) * 1972-09-01 1975-03-25 Eaton Corp Hydrostatic transmission control system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859591A (en) * 1955-07-20 1958-11-11 Us Industries Inc Hydraulic synchronizer
US3247919A (en) * 1963-11-21 1966-04-26 Sundstrand Corp Hydrostatic transmission
US3795107A (en) * 1972-09-01 1974-03-05 Eaton Corp Hydrostatic transmission and control system
US3872669A (en) * 1972-09-01 1975-03-25 Eaton Corp Hydrostatic transmission control system
US3812925A (en) * 1973-03-01 1974-05-28 Eaton Corp Hydrostatic transmission control system
US3862668A (en) * 1973-06-13 1975-01-28 Eaton Corp Hydrostatic transmission control system

Also Published As

Publication number Publication date
DE2656660B2 (de) 1980-01-31
DE2656660A1 (de) 1977-07-07
IT1074648B (it) 1985-04-20
JPS5741393B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-09-02
GB1533909A (en) 1978-11-29
JPS5284645A (en) 1977-07-14
FR2337287B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-04-15
US4019596A (en) 1977-04-26
DE2656660C3 (de) 1980-09-25
CA1034015A (en) 1978-07-04

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Legal Events

Date Code Title Description
ST Notification of lapse