FR2127990A5 - - Google Patents

Info

Publication number
FR2127990A5
FR2127990A5 FR7207548A FR7207548A FR2127990A5 FR 2127990 A5 FR2127990 A5 FR 2127990A5 FR 7207548 A FR7207548 A FR 7207548A FR 7207548 A FR7207548 A FR 7207548A FR 2127990 A5 FR2127990 A5 FR 2127990A5
Authority
FR
France
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
FR7207548A
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.)
SPX Corp
Original Assignee
General Signal 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 General Signal Corp filed Critical General Signal Corp
Application granted granted Critical
Publication of FR2127990A5 publication Critical patent/FR2127990A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Steering Mechanism (AREA)
  • Vehicle Body Suspensions (AREA)
FR7207548A 1971-03-05 1972-03-03 Expired FR2127990A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12134271A 1971-03-05 1971-03-05

Publications (1)

Publication Number Publication Date
FR2127990A5 true FR2127990A5 (fr) 1972-10-13

Family

ID=22396065

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207548A Expired FR2127990A5 (fr) 1971-03-05 1972-03-03

Country Status (9)

Country Link
US (1) US3719249A (fr)
JP (1) JPS5217305B1 (fr)
AU (1) AU462800B2 (fr)
CA (1) CA945077A (fr)
DE (1) DE2208563C3 (fr)
FR (1) FR2127990A5 (fr)
GB (1) GB1315107A (fr)
IT (1) IT948615B (fr)
SE (1) SE383303B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288239A1 (fr) * 1974-10-18 1976-05-14 Tyrone Hydraulics Systeme de commande de pompe hydraulique
FR2307148A1 (fr) * 1975-04-07 1976-11-05 Tyrone Hydraulics Systeme d'alimentation hydraulique de secours
FR2372064A1 (fr) * 1976-11-24 1978-06-23 Clark Equipment Co
FR2397967A1 (fr) * 1977-07-23 1979-02-16 Zahnradfabrik Friedrichshafen Systeme de direction a double circuit pour vehicules a moteur

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851721A (en) * 1973-03-29 1974-12-03 Caterpillar Tractor Co Supplemental fluid supply
US3935918A (en) * 1974-09-09 1976-02-03 Caterpillar Tractor Co. Dual source hydraulic steering system
US4243115A (en) * 1979-04-02 1981-01-06 Dresser Europe S.A. Draw bar unit
US6131687A (en) * 1994-07-08 2000-10-17 O & K Orenstein & Koppel Ag Process for actuating the steering cylinders of mobile plant and steering system therefor
US5975232A (en) * 1996-01-18 1999-11-02 Unisia Jecs Corporation Power assisted steering apparatus for automotive vehicle
US8100221B2 (en) * 2006-12-07 2012-01-24 The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency Engine-off power steering system
US20090314572A1 (en) * 2008-06-19 2009-12-24 Trw Automotive U.S. Llc Closed center valve steering system with adjustable pressure
US8561751B2 (en) 2011-08-09 2013-10-22 Cnh America Llc System for selectively charging and discharging a steering accumulator
CN108657272A (zh) * 2017-03-31 2018-10-16 宝沃汽车（中国）有限公司 电驱动车辆转向助力系统与方法以及电驱动车辆

Family Cites Families (8)

* 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
US3083533A (en) * 1960-10-24 1963-04-02 Clark Equipment Co Hydraulic system
US3249173A (en) * 1963-12-20 1966-05-03 Clark Equipment Co Power steering system
US3407894A (en) * 1965-03-22 1968-10-29 Gen Motors Corp Auxiliary means energizing fluid steering system upon deactivation of main pump
US3424262A (en) * 1967-07-24 1969-01-28 Schmidt Karl Heinz Hydraulic power steering mechanism for a road vehicle
US3439768A (en) * 1967-10-17 1969-04-22 Caterpillar Tractor Co Hydraulic dual source steering system for vehicles
US3535877A (en) * 1969-05-09 1970-10-27 Gen Signal Corp Three-pump hydraulic system incorporating an unloader
BE755754A (fr) * 1969-09-04 1971-03-04 Caterpillar Tractor Co Système d'alimentation supplémentaire pour les éléments hydrauliques constitutifs d'un véhicule.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288239A1 (fr) * 1974-10-18 1976-05-14 Tyrone Hydraulics Systeme de commande de pompe hydraulique
FR2307148A1 (fr) * 1975-04-07 1976-11-05 Tyrone Hydraulics Systeme d'alimentation hydraulique de secours
FR2372064A1 (fr) * 1976-11-24 1978-06-23 Clark Equipment Co
FR2397967A1 (fr) * 1977-07-23 1979-02-16 Zahnradfabrik Friedrichshafen Systeme de direction a double circuit pour vehicules a moteur

Also Published As

Publication number Publication date
DE2208563A1 (de) 1972-09-14
IT948615B (it) 1973-06-11
US3719249A (en) 1973-03-06
CA945077A (en) 1974-04-09
AU3925272A (en) 1973-08-30
SE383303B (sv) 1976-03-08
AU462800B2 (en) 1975-06-23
DE2208563B2 (de) 1979-10-31
GB1315107A (en) 1973-04-26
JPS5217305B1 (fr) 1977-05-14
DE2208563C3 (de) 1980-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse