GB1514101A - Electronic tracking control for vehicles with hydrostatic transmissions - Google Patents

Electronic tracking control for vehicles with hydrostatic transmissions

Info

Publication number
GB1514101A
GB1514101A GB43842/76A GB4384276A GB1514101A GB 1514101 A GB1514101 A GB 1514101A GB 43842/76 A GB43842/76 A GB 43842/76A GB 4384276 A GB4384276 A GB 4384276A GB 1514101 A GB1514101 A GB 1514101A
Authority
GB
United Kingdom
Prior art keywords
speed
vehicle
differential integrator
polarity
output
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
GB43842/76A
Other languages
English (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.)
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 GB1514101A publication Critical patent/GB1514101A/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
    • F16H61/475—Automatic regulation in accordance with output requirements for achieving a target power, e.g. input power or output power
    • 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
    • F16H61/46—Automatic regulation in accordance with output requirements
    • 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)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Control Of Fluid Gearings (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Control Of Transmission Device (AREA)
GB43842/76A 1975-11-03 1976-10-22 Electronic tracking control for vehicles with hydrostatic transmissions Expired GB1514101A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/626,157 US4023637A (en) 1975-11-03 1975-11-03 Programmable electronic tracking control for vehicles with hydrostatic transmissions

Publications (1)

Publication Number Publication Date
GB1514101A true GB1514101A (en) 1978-06-14

Family

ID=24509193

Family Applications (1)

Application Number Title Priority Date Filing Date
GB43842/76A Expired GB1514101A (en) 1975-11-03 1976-10-22 Electronic tracking control for vehicles with hydrostatic transmissions

Country Status (7)

Country Link
US (1) US4023637A (enExample)
JP (1) JPS5284644A (enExample)
CA (1) CA1067605A (enExample)
DE (1) DE2648475C2 (enExample)
FR (1) FR2330059A1 (enExample)
GB (1) GB1514101A (enExample)
IT (1) IT1074940B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427218A1 (fr) * 1978-05-30 1979-12-28 Deere & Co Systeme de commande electronique pour vehicules comprenant un systeme d'entrainement principal et un systeme d'entrainement auxiliaire conjugues a des roues porteuses differentes

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2395873A1 (fr) * 1977-06-28 1979-01-26 Leboime Pierre Dispositif de modulation et de repartition de la puissance motrice pour ameliorer le virage des engins chenilles
GB1600699A (en) * 1978-03-01 1981-10-21 Besant C B Electronically controlled hydraulic drive system
SE417021B (sv) * 1979-01-02 1981-02-16 Carrago Transportsystem Ab Anordning for automatisk reglering av en vridningsrorelse av en vagn
JPS57200756A (en) * 1981-06-01 1982-12-09 Komatsu Ltd Controller for hydraulic pressure type transmission
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
US4672811A (en) * 1984-04-17 1987-06-16 Kabushiki Kaisha Komatsu Seisakubsho Vehicle speed control system
US4702843A (en) * 1985-06-21 1987-10-27 Standard Manufacturing Co., Inc. Control system for an adverse terrain vehicle
US4739616A (en) * 1985-12-13 1988-04-26 Sundstrand Corporation Summing pressure compensation control
JP2532061B2 (ja) * 1985-12-19 1996-09-11 新神戸電機株式会社 運搬車の手動操舵制御回路
SE447566B (sv) * 1986-01-24 1986-11-24 Hegglund & Soner Ab Forfarande och anordning for styrning av fordon
US5249422A (en) * 1991-12-20 1993-10-05 Caterpillar Inc. Apparatus for calibrating the speed of hydrostatically driven traction motors
WO1996028660A1 (en) * 1995-03-14 1996-09-19 The Boeing Company Aircraft hydraulic pump control system
US5857532A (en) * 1996-11-27 1999-01-12 Caterpillar Inc. Differential steer system for a machine
US5921335A (en) * 1997-05-22 1999-07-13 Deere & Company Steering control system for tracked vehicle
RU2261815C2 (ru) * 2002-10-10 2005-10-10 Общество с ограниченной ответственностью "Волгоградская машиностроительная компания "ВгТЗ", Силовой блок для транспортной машины
JP4101083B2 (ja) * 2003-02-25 2008-06-11 株式会社クボタ 作業車の走行変速制御装置
US7073330B1 (en) 2003-10-15 2006-07-11 Hydro-Gear Limited Partnership Steering system for a hydrostatic drive apparatus
RU2267432C2 (ru) * 2004-01-05 2006-01-10 ООО "Волгоградская машиностроительная компания "ВгТЗ" Гусеничный трактор
RU2279370C1 (ru) * 2005-02-08 2006-07-10 Государственное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" Устройство управления транспортным средством на гусеничном ходу
CA2509888A1 (en) * 2005-06-14 2006-12-14 Accutrak Systems Limited System and method for automatic steering
RU2299146C1 (ru) * 2006-01-10 2007-05-20 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Трансмиссия гусеничной машины
DE102006009064A1 (de) * 2006-02-27 2007-08-30 Liebherr-Werk Nenzing Gmbh, Nenzing Verfahren sowie Vorrichtung zur Regelung eines Antriebssystems
US8950520B2 (en) * 2006-07-07 2015-02-10 Hydro-Gear Limited Partnership Front steering module for a zero turn radius vehicle
US8844658B2 (en) 2006-07-07 2014-09-30 Hydro-Gear Limited Partnership Electronic steering apparatus
EP2057059B1 (en) * 2006-08-29 2012-04-04 Rpm Tech Inc. Steering system for an adaptable vehicle
US8011678B1 (en) 2007-09-20 2011-09-06 Hydro-Gear Limited Partnership Steering system for a zero-turn radius vehicle
US9037360B2 (en) 2012-12-21 2015-05-19 Cnh Industrial America Llc Load control for a machine with a dual path electronically controlled hydrostatic transmission

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438201A (en) * 1967-07-12 1969-04-15 New Brunswick Research & Produ Hydraulic-mechanical power transmission system
US3848690A (en) * 1971-08-02 1974-11-19 Honeywell Inc Vehicle steering control system
US3789940A (en) * 1972-02-07 1974-02-05 Honeywell Inc Synchronized steering control system
US3885388A (en) * 1974-02-13 1975-05-27 Sundstrand Corp Control for a hydrostatic transmission
US3914938A (en) * 1974-08-20 1975-10-28 Eaton Corp Electrical hydrostatic transmission control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427218A1 (fr) * 1978-05-30 1979-12-28 Deere & Co Systeme de commande electronique pour vehicules comprenant un systeme d'entrainement principal et un systeme d'entrainement auxiliaire conjugues a des roues porteuses differentes

Also Published As

Publication number Publication date
FR2330059A1 (fr) 1977-05-27
US4023637A (en) 1977-05-17
IT1074940B (it) 1985-04-22
DE2648475C2 (de) 1982-02-11
CA1067605A (en) 1979-12-04
FR2330059B1 (enExample) 1983-02-18
DE2648475A1 (de) 1977-05-12
JPS5284644A (en) 1977-07-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee