FR2767299B1 - Procede et mecanisme de commande du flux volumique d'un systeme hydraulique de direction assistee de vehicules automobiles - Google Patents

Procede et mecanisme de commande du flux volumique d'un systeme hydraulique de direction assistee de vehicules automobiles

Info

Publication number
FR2767299B1
FR2767299B1 FR9810330A FR9810330A FR2767299B1 FR 2767299 B1 FR2767299 B1 FR 2767299B1 FR 9810330 A FR9810330 A FR 9810330A FR 9810330 A FR9810330 A FR 9810330A FR 2767299 B1 FR2767299 B1 FR 2767299B1
Authority
FR
France
Prior art keywords
controlling
power steering
motor vehicles
steering system
volume flow
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 - Fee Related
Application number
FR9810330A
Other languages
English (en)
Other versions
FR2767299A1 (fr
Inventor
Robert Spillner
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.)
TRW Fahrwerksysteme GmbH and Co KG
Original Assignee
TRW Fahrwerksysteme GmbH and Co KG
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 TRW Fahrwerksysteme GmbH and Co KG filed Critical TRW Fahrwerksysteme GmbH and Co KG
Publication of FR2767299A1 publication Critical patent/FR2767299A1/fr
Application granted granted Critical
Publication of FR2767299B1 publication Critical patent/FR2767299B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • 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
    • B62D5/065—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by specially adapted means for varying pressurised fluid supply based on need, e.g. on-demand, variable assist
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2564—Plural inflows
    • Y10T137/2572—One inflow supplements another
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7783—Valve closes in responses to reverse flow

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)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Safety Valves (AREA)
FR9810330A 1997-08-16 1998-08-12 Procede et mecanisme de commande du flux volumique d'un systeme hydraulique de direction assistee de vehicules automobiles Expired - Fee Related FR2767299B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1997135647 DE19735647C1 (de) 1997-08-16 1997-08-16 Verfahren zum Steuern des Lenkvolumenstromes einer hydraulischen Servolenkeinrichtung für Kraftfahrzeuge

Publications (2)

Publication Number Publication Date
FR2767299A1 FR2767299A1 (fr) 1999-02-19
FR2767299B1 true FR2767299B1 (fr) 2004-08-20

Family

ID=7839232

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9810330A Expired - Fee Related FR2767299B1 (fr) 1997-08-16 1998-08-12 Procede et mecanisme de commande du flux volumique d'un systeme hydraulique de direction assistee de vehicules automobiles

Country Status (4)

Country Link
US (1) US6145309A (fr)
JP (1) JPH11115781A (fr)
DE (1) DE19735647C1 (fr)
FR (1) FR2767299B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10205859B4 (de) * 2002-02-13 2012-11-29 Zf Lenksysteme Gmbh Hydraulische Hilfskraftlenkung
US8561751B2 (en) * 2011-08-09 2013-10-22 Cnh America Llc System for selectively charging and discharging a steering accumulator
DE102013209467A1 (de) * 2013-05-22 2014-11-27 Deere & Company Elektrohydraulisches steer-by-wire-Lenksystem
CN109677501B (zh) * 2018-12-26 2024-01-26 江苏集萃智能制造技术研究所有限公司 一种不依赖于外置动力源的液压双足机器人
CN109795549A (zh) * 2018-12-27 2019-05-24 一汽解放汽车有限公司 一种用于轻型载货汽车的电控液压转向系统

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1321856A (en) * 1919-11-18 Ing works
US1643305A (en) * 1924-12-15 1927-09-27 Lalor Fuel Oil System Company Valve
US3640301A (en) * 1970-06-15 1972-02-08 Ford Motor Co Hydraulic power supply
FR2136857B1 (fr) * 1971-05-07 1974-04-05 Dba
US3841095A (en) * 1973-04-26 1974-10-15 Weatherhead Co Motor vehicle fluid power circuit
FR2264981B1 (fr) * 1974-03-21 1979-03-16 Peugeot & Renault
US4146594A (en) * 1975-07-10 1979-03-27 Jean Raud Fuel flow control device
US4002220A (en) * 1975-07-11 1977-01-11 Towmotor Corporation Priority steer system--hydraulic
FR2395442A1 (fr) * 1977-06-21 1979-01-19 Dba Conjoncteur-disjoncteur hydraulique
DE2742688A1 (de) * 1977-09-22 1979-04-05 Zahnradfabrik Friedrichshafen Hydraulische hilfskraftlenkung mit energieversorgungseinrichtung mit druckspeicher
DE2814163A1 (de) * 1978-04-01 1979-10-11 Teves Gmbh Alfred Notversorgungssystem
US4192337A (en) * 1978-08-07 1980-03-11 The Cessna Aircraft Company Priority flow valve
US4217968A (en) * 1978-10-04 1980-08-19 Caterpillar Tractor Co. Closed center emergency steering with accumulator source
US4337620A (en) * 1980-07-15 1982-07-06 Eaton Corporation Load sensing hydraulic system
US4516553A (en) * 1980-09-25 1985-05-14 Owen, Wickersham & Erickson Combustion and pollution control system
US4303089A (en) * 1980-10-14 1981-12-01 Deere & Company Steering including accumulator for supplying emergency reserve of fluid
US4430859A (en) * 1981-04-06 1984-02-14 J. I. Case Company Hydraulic accumulator charging circuit
US4574904A (en) * 1983-02-24 1986-03-11 Fmc Corporation Auxilliary steering system
JPH0724711Y2 (ja) * 1988-12-27 1995-06-05 株式会社小松製作所 電気式油圧比例制御弁
US5178359A (en) * 1990-02-08 1993-01-12 Applied Power Inc. Porportional pressure control valve
US5067687A (en) * 1990-02-08 1991-11-26 Applied Power Inc. Proportional pressure control valve
DE4041506C2 (de) * 1990-12-22 1995-01-19 Bosch Gmbh Robert Absperrventil in einer hydraulischen Bremsanlage, insbesondere für Kraftfahrzeuge
JPH0680064A (ja) * 1992-07-13 1994-03-22 Sumitomo Electric Ind Ltd 液圧制御装置
DE4329760A1 (de) * 1993-09-03 1995-03-09 Bosch Gmbh Robert Elektromagnetisch betätigbares Proportionalventil
DE4409992A1 (de) * 1994-03-23 1995-09-28 Skf Textilmasch Komponenten Einzelmotorischer Antrieb eines schaftlosen Spinnrotors einer Offenend-Spinnmaschine
DE4409928A1 (de) * 1994-03-23 1995-09-28 Bosch Gmbh Robert Hydraulischer Stellantrieb für die Achslenkung eines Kraftfahrzeuges
DE4435148A1 (de) * 1994-07-19 1996-01-25 Bosch Gmbh Robert Hydraulischer Stellantrieb für die Achselenkung eines Kraftfahrzeuges
ES2142498T3 (es) * 1994-11-09 2000-04-16 Luk Leamington Limited Sistemas de accionamiento.
US5549361A (en) * 1995-06-02 1996-08-27 Kelsey-Hayes Corporation Electronic-hydraulic brake boost using a power steering supply

Also Published As

Publication number Publication date
FR2767299A1 (fr) 1999-02-19
US6145309A (en) 2000-11-14
DE19735647C1 (de) 1999-02-25
JPH11115781A (ja) 1999-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070430