FR2472501B1 - Dispositif pour la commande d'un systeme de servo-direction hydraulique pour vehicule automobile - Google Patents

Dispositif pour la commande d'un systeme de servo-direction hydraulique pour vehicule automobile

Info

Publication number
FR2472501B1
FR2472501B1 FR8027296A FR8027296A FR2472501B1 FR 2472501 B1 FR2472501 B1 FR 2472501B1 FR 8027296 A FR8027296 A FR 8027296A FR 8027296 A FR8027296 A FR 8027296A FR 2472501 B1 FR2472501 B1 FR 2472501B1
Authority
FR
France
Prior art keywords
controlling
motor vehicle
power steering
steering system
hydraulic power
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
FR8027296A
Other languages
English (en)
Other versions
FR2472501A1 (fr
Inventor
Wayne Russel Miller
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Publication of FR2472501A1 publication Critical patent/FR2472501A1/fr
Application granted granted Critical
Publication of FR2472501B1 publication Critical patent/FR2472501B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/30—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means
    • B62D5/32—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means for telemotor systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
FR8027296A 1979-12-26 1980-12-23 Dispositif pour la commande d'un systeme de servo-direction hydraulique pour vehicule automobile Expired FR2472501B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/106,831 US4345660A (en) 1979-12-26 1979-12-26 Vehicle emergency steering system

Publications (2)

Publication Number Publication Date
FR2472501A1 FR2472501A1 (fr) 1981-07-03
FR2472501B1 true FR2472501B1 (fr) 1986-05-02

Family

ID=22313498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8027296A Expired FR2472501B1 (fr) 1979-12-26 1980-12-23 Dispositif pour la commande d'un systeme de servo-direction hydraulique pour vehicule automobile

Country Status (6)

Country Link
US (1) US4345660A (fr)
CA (1) CA1148479A (fr)
DE (1) DE3043365C2 (fr)
FR (1) FR2472501B1 (fr)
GB (1) GB2066185B (fr)
IT (1) IT1128719B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410057A (en) * 1980-05-09 1983-10-18 Clark Equipment Company Emergency hydraulic system
JPS6018454A (ja) * 1983-07-11 1985-01-30 Jidosha Kiki Co Ltd 動力舵取装置の動作確認方法
GB2160162B (en) * 1984-06-13 1987-12-23 Steering Developments Ltd Hydraulic steering system
US4845463A (en) * 1987-04-08 1989-07-04 Navistar International Transportation Corp. Brake system with auxiliary pump warning circuit
US4828060A (en) * 1988-02-26 1989-05-09 Trw Inc. Auxiliary drive circuit for an electric assist steering system
US5201174A (en) * 1991-12-02 1993-04-13 Deere & Company Auxiliary hydraulic pump system
JP2575522Y2 (ja) * 1992-02-04 1998-07-02 株式会社ユニシアジェックス パワーステアリング装置
EP0770015B1 (fr) * 1994-07-08 1998-09-16 O & K Orenstein & Koppel Ag Procede d'actionnement des verins de braquage de machines de travail mobiles et systeme de direction pour machines de travail mobiles
DE4437301A1 (de) * 1994-07-08 1996-01-18 Orenstein & Koppel Ag Verfahren zur Betätigung der Lenkzylinder mobiler Arbeitsmaschinen sowie Lenksystem für mobile Arbeitsmaschinen
KR0156433B1 (ko) * 1995-09-19 1998-10-15 석진철 전유압조향시스템의 비상조향장치
DE19801393C1 (de) * 1998-01-16 1999-07-15 Daimler Chrysler Ag Lenksystem
US7600715B2 (en) * 2005-03-25 2009-10-13 Nabtesco Corporation Local backup hydraulic actuator for aircraft control systems
US8434301B2 (en) * 2010-04-16 2013-05-07 Nabtesco Corporation Local backup hydraulic actuator for aircraft control systems
US10259493B2 (en) 2016-12-09 2019-04-16 Caterpillar Inc. Emergency steering pump system for a machine
DE102020205341A1 (de) 2020-04-28 2021-10-28 Robert Bosch Gesellschaft mit beschränkter Haftung Ventilbaugruppe für eine Reservepumpe einer Fahrzeuglenkung
US11965501B2 (en) 2020-10-30 2024-04-23 Deere & Company System and method for determining operational readiness of a backup hydraulic pump system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954671A (en) * 1958-07-14 1960-10-04 Le Tourneau Westinghouse Compa Power steering means
US3913824A (en) * 1973-02-28 1975-10-21 Climax Manufacturing Co Folding container and blank for making same
US3820620A (en) * 1973-03-29 1974-06-28 Deere & Co Vehicle power steering electrohydraulic safety backup system
US3913324A (en) * 1974-05-01 1975-10-21 Deere & Co Flow-sensing switch for backup steering system
US3921748A (en) * 1974-10-24 1975-11-25 Case Co J I Vehicle power steering electric circuit
US3940931A (en) * 1975-01-17 1976-03-02 Caterpillar Tractor Co. Automatic control circuit for an electrically powered hydraulic pump
US4076096A (en) * 1976-11-24 1978-02-28 Clark Equipment Company Hydraulic steering system
US4079806A (en) * 1976-12-17 1978-03-21 Fiat-Allis Construction Machinery, Inc. Vehicle starting circuit to by-pass auxiliary steering system
US4102129A (en) * 1977-07-01 1978-07-25 Caterpillar Tractor Co. Control apparatus

Also Published As

Publication number Publication date
FR2472501A1 (fr) 1981-07-03
IT1128719B (it) 1986-06-04
GB2066185B (en) 1983-07-27
DE3043365C2 (de) 1986-09-25
US4345660A (en) 1982-08-24
GB2066185A (en) 1981-07-08
DE3043365A1 (de) 1981-07-02
IT8050439A0 (it) 1980-12-22
CA1148479A (fr) 1983-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse