FR2472500B1 - Systeme de direction hydraulique pour vehicule a moteur - Google Patents

Systeme de direction hydraulique pour vehicule a moteur

Info

Publication number
FR2472500B1
FR2472500B1 FR8027295A FR8027295A FR2472500B1 FR 2472500 B1 FR2472500 B1 FR 2472500B1 FR 8027295 A FR8027295 A FR 8027295A FR 8027295 A FR8027295 A FR 8027295A FR 2472500 B1 FR2472500 B1 FR 2472500B1
Authority
FR
France
Prior art keywords
motor vehicle
steering system
hydraulic steering
hydraulic
vehicle
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
FR8027295A
Other languages
English (en)
Other versions
FR2472500A1 (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 FR2472500A1 publication Critical patent/FR2472500A1/fr
Application granted granted Critical
Publication of FR2472500B1 publication Critical patent/FR2472500B1/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)
FR8027295A 1979-12-26 1980-12-23 Systeme de direction hydraulique pour vehicule a moteur Expired FR2472500B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/106,531 US4317499A (en) 1979-12-26 1979-12-26 Vehicle emergency steering system

Publications (2)

Publication Number Publication Date
FR2472500A1 FR2472500A1 (fr) 1981-07-03
FR2472500B1 true FR2472500B1 (fr) 1985-12-20

Family

ID=22311924

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8027295A Expired FR2472500B1 (fr) 1979-12-26 1980-12-23 Systeme de direction hydraulique pour vehicule a moteur

Country Status (7)

Country Link
US (1) US4317499A (fr)
AR (1) AR224557A1 (fr)
CA (1) CA1143292A (fr)
DE (1) DE3043319C2 (fr)
FR (1) FR2472500B1 (fr)
GB (1) GB2066186B (fr)
IT (1) IT1128720B (fr)

Families Citing this family (11)

* 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
US5209317A (en) * 1988-12-05 1993-05-11 United Technologies Automotive, Inc. Electro-hydraulic vehicular power steering system with closed center valving
US5201174A (en) * 1991-12-02 1993-04-13 Deere & Company Auxiliary hydraulic pump system
AT399130B (de) * 1992-03-18 1995-03-27 Hoerbiger Fluidtechnik Gmbh Anordnung zur hydraulischen betätigung eines fahrzeugverdeckes
KR0156433B1 (ko) * 1995-09-19 1998-10-15 석진철 전유압조향시스템의 비상조향장치
KR100779349B1 (ko) * 2001-12-31 2007-11-23 두산인프라코어 주식회사 휠타입 건설중장비의 비상조향장치
FR2836670B1 (fr) * 2002-03-04 2004-10-08 Messier Bugatti Architecture de systeme hydraulique de commande d'orientation
DE102008015729A1 (de) * 2007-12-28 2009-07-02 Robert Bosch Gmbh Regeneratives hydrostatisches Antriebssystem
DE102008012668A1 (de) 2008-03-05 2009-09-10 Robert Bosch Gmbh Hydraulische Servolenkung
KR101509918B1 (ko) * 2013-09-03 2015-04-14 현대자동차주식회사 비상 조향 제어 장치 및 방법
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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558239A (en) * 1969-06-25 1971-01-26 Borg Warner Power steering back-up pressure system
US3820620A (en) * 1973-03-29 1974-06-28 Deere & Co Vehicle power steering electrohydraulic safety backup system
US3940931A (en) * 1975-01-17 1976-03-02 Caterpillar Tractor Co. Automatic control circuit for an electrically powered hydraulic pump
US3995711A (en) * 1976-03-18 1976-12-07 Deere & Company Vehicle power steering electro-hydraulic safety backup system
US4076096A (en) * 1976-11-24 1978-02-28 Clark Equipment Company Hydraulic steering system
DE2731975C3 (de) * 1977-07-15 1980-08-28 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hilfskraftlenkung für Kraftfahrzeuge

Also Published As

Publication number Publication date
GB2066186A (en) 1981-07-08
US4317499A (en) 1982-03-02
DE3043319C2 (de) 1986-08-14
FR2472500A1 (fr) 1981-07-03
CA1143292A (fr) 1983-03-22
IT1128720B (it) 1986-06-04
DE3043319A1 (de) 1981-07-02
IT8050440A0 (it) 1980-12-22
AR224557A1 (es) 1981-12-15
GB2066186B (en) 1983-07-27

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Legal Events

Date Code Title Description
ST Notification of lapse