DE69625268D1 - Servolenksystem - Google Patents

Servolenksystem

Info

Publication number
DE69625268D1
DE69625268D1 DE69625268T DE69625268T DE69625268D1 DE 69625268 D1 DE69625268 D1 DE 69625268D1 DE 69625268 T DE69625268 T DE 69625268T DE 69625268 T DE69625268 T DE 69625268T DE 69625268 D1 DE69625268 D1 DE 69625268D1
Authority
DE
Germany
Prior art keywords
fluid
chamber
power steering
valve members
pump
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
DE69625268T
Other languages
English (en)
Other versions
DE69625268T2 (de
Inventor
Marc Doolittle
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.)
Northrop Grumman Space and Mission Systems Corp
Original Assignee
TRW Inc
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 Inc filed Critical TRW Inc
Publication of DE69625268D1 publication Critical patent/DE69625268D1/de
Application granted granted Critical
Publication of DE69625268T2 publication Critical patent/DE69625268T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B62D5/08—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 type of steering valve used
    • B62D5/083—Rotary valves
    • B62D5/0835—Rotary valves characterised by means for actively influencing the deflection angle of the valve, e.g. depending on driving parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B62D6/02—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to vehicle speed

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)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Eye Examination Apparatus (AREA)
DE69625268T 1995-04-28 1996-04-24 Servolenksystem Expired - Fee Related DE69625268T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/431,123 US5713429A (en) 1995-04-28 1995-04-28 Power steering system

Publications (2)

Publication Number Publication Date
DE69625268D1 true DE69625268D1 (de) 2003-01-23
DE69625268T2 DE69625268T2 (de) 2003-11-06

Family

ID=23710574

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69625268T Expired - Fee Related DE69625268T2 (de) 1995-04-28 1996-04-24 Servolenksystem

Country Status (9)

Country Link
US (1) US5713429A (de)
EP (1) EP0739807B1 (de)
JP (1) JP2750112B2 (de)
KR (1) KR100203980B1 (de)
AT (1) ATE229447T1 (de)
BR (1) BR9602102A (de)
CA (1) CA2175136C (de)
DE (1) DE69625268T2 (de)
ES (1) ES2188686T3 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11152053A (ja) * 1997-11-25 1999-06-08 Toyota Motor Corp 動力舵取装置
US6101435A (en) * 1998-06-01 2000-08-08 Ford Global Technologies, Inc. Method for compensating a power assist steering system control signal
US6069460A (en) * 1998-06-01 2000-05-30 Ford Global Technologies, Inc. Method for controlling an electro-hydraulic power assist steering system
FR2801557B1 (fr) * 1999-11-26 2001-12-21 Soc Mecanique Irigny Direction assistee hydraulique de vehicule automobile
US6681885B2 (en) * 2001-09-19 2004-01-27 Trw Inc. Rack and pinion steering gear with powdered metal bushing
US7086567B1 (en) * 2002-07-25 2006-08-08 Joseph S. Kanfer Wall-mounted dispenser assembly with transparent window
KR100489755B1 (ko) * 2002-11-08 2005-05-16 티알더블유 인크. 분말 금속 부싱을 갖춘 랙과 피니언 조향 기어
US7389848B2 (en) * 2003-09-10 2008-06-24 Ford Global Technologies, Llc Hydraulic power steering assistant
US7426977B2 (en) * 2005-11-07 2008-09-23 Fluid Routing Solutions, Inc. Vehicle power steering system
US8191974B2 (en) * 2006-05-05 2012-06-05 Ford Global Technologies, Llc System and method to control hydraulic pump to provide steering and braking assist

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998131A (en) * 1973-07-18 1976-12-21 Cam Gears Limited Rotary valve for power steering with hydraulic reaction
JPS60110570A (ja) * 1983-11-21 1985-06-17 Toyota Motor Corp 動力舵取装置
JPS62175264A (ja) * 1986-01-29 1987-07-31 Jidosha Kiki Co Ltd 動力舵取装置の操舵力制御装置
US4759420A (en) * 1987-07-16 1988-07-26 General Motors Corporation Steering gear with speed sensitive detent switch
US4819545A (en) * 1987-07-28 1989-04-11 Trw Inc. Power steering system
US4768605A (en) * 1987-09-04 1988-09-06 Trw Inc. Apparatus for use in a power steering system
US5230273A (en) * 1990-07-25 1993-07-27 Trw Inc. Apparatus for controlling fluid flow to a power steering actuator
JPH0544758U (ja) * 1991-11-20 1993-06-15 光洋精工株式会社 電動ポンプ式パワーステアリング装置
DE4201311C1 (de) * 1992-01-18 1993-02-25 Trw Ehrenreich Gmbh & Co Kg, 4000 Duesseldorf, De
US5439070A (en) * 1992-06-12 1995-08-08 Toyoda Koki Kabushiki Kaisha Hydraulic power steering apparatus
DE4220624A1 (de) * 1992-06-24 1994-01-05 Zahnradfabrik Friedrichshafen Drehschieberventil, insbesondere für Hilfskraftlenkungen
US5293954A (en) * 1992-09-18 1994-03-15 Trw Inc. Power steering system
US5291963A (en) * 1992-09-19 1994-03-08 Trw Inc. Power steering system
JP3293225B2 (ja) * 1993-03-13 2002-06-17 豊田工機株式会社 動力舵取装置の制御装置
US5467281A (en) * 1993-03-13 1995-11-14 Toyoda Koki Kabushiki Kaisha Controller for power steering apparatus
US5357845A (en) * 1993-06-24 1994-10-25 Trw Inc. Power steering system
EP0701940B1 (de) * 1994-09-13 2000-04-05 Trw Inc. Servolenkungseinrichtung
JP3051680U (ja) * 1997-10-17 1998-09-02 株式会社イシタケ セラミックスバンド

Also Published As

Publication number Publication date
EP0739807A2 (de) 1996-10-30
US5713429A (en) 1998-02-03
KR960037473A (ko) 1996-11-19
CA2175136C (en) 1999-03-23
ES2188686T3 (es) 2003-07-01
KR100203980B1 (ko) 1999-06-15
EP0739807A3 (de) 1998-04-01
JP2750112B2 (ja) 1998-05-13
JPH08301133A (ja) 1996-11-19
DE69625268T2 (de) 2003-11-06
BR9602102A (pt) 1998-10-06
CA2175136A1 (en) 1996-10-29
EP0739807B1 (de) 2002-12-11
ATE229447T1 (de) 2002-12-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee