BR8907482A - Direcao de forca auxiliar para veiculos motorizados - Google Patents

Direcao de forca auxiliar para veiculos motorizados

Info

Publication number
BR8907482A
BR8907482A BR898907482A BR8907482A BR8907482A BR 8907482 A BR8907482 A BR 8907482A BR 898907482 A BR898907482 A BR 898907482A BR 8907482 A BR8907482 A BR 8907482A BR 8907482 A BR8907482 A BR 8907482A
Authority
BR
Brazil
Prior art keywords
force direction
auxiliary force
motorized vehicles
motorized
vehicles
Prior art date
Application number
BR898907482A
Other languages
English (en)
Inventor
Dieter Elser
Heinrich Holub
Rudolf Schurr
Original Assignee
Zahnradfabrik Friedrichshafen
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 Zahnradfabrik Friedrichshafen filed Critical Zahnradfabrik Friedrichshafen
Publication of BR8907482A publication Critical patent/BR8907482A/pt

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
    • B62D5/08—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
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0421—Electric motor acting on or near steering gear
    • 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
    • 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
    • B62D6/008—Control of feed-back to the steering input member, e.g. simulating road feel in steer-by-wire applications

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)
BR898907482A 1988-06-15 1989-06-10 Direcao de forca auxiliar para veiculos motorizados BR8907482A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3820355 1988-06-15
PCT/EP1989/000652 WO1989012567A1 (en) 1988-06-15 1989-06-10 Servo-assisted steering system for motor vehicles

Publications (1)

Publication Number Publication Date
BR8907482A true BR8907482A (pt) 1991-05-28

Family

ID=6356603

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898907482A BR8907482A (pt) 1988-06-15 1989-06-10 Direcao de forca auxiliar para veiculos motorizados

Country Status (7)

Country Link
US (1) US5080186A (pt)
EP (1) EP0440638B1 (pt)
JP (1) JP2525494B2 (pt)
BR (1) BR8907482A (pt)
DE (1) DE58902389D1 (pt)
ES (1) ES2014138A6 (pt)
WO (1) WO1989012567A1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422386C1 (de) * 1994-06-27 1995-09-28 Daimler Benz Ag Vorrichtung zur parameterabhängigen Steuerung einer Rückwirkungskraft
DE19541752C2 (de) * 1995-11-09 1997-09-04 Daimler Benz Ag Servolenkung für Kraftfahrzeuge
DE19541749C1 (de) * 1995-11-09 1997-05-22 Daimler Benz Ag Servolenkung für Kraftfahrzeuge
US5904222A (en) * 1996-11-06 1999-05-18 Ford Motor Company Variable assist power steering using vehicle speed and steering pressure
US6026924A (en) * 1997-02-10 2000-02-22 Trw Inc. Steering gear
DE19717796C2 (de) * 1997-04-26 1999-03-04 Zahnradfabrik Friedrichshafen Hilftskraftlenkung mit hydraulischer Hilfskraftunterstützung
US5848655A (en) * 1997-05-29 1998-12-15 Ingersoll-Rand Company Oscillating mass-based tool with dual stiffness spring
DE19828816C2 (de) * 1998-06-27 2001-04-19 Daimler Chrysler Ag Servolenkung für Kraftfahrzeuge
DE19829531A1 (de) * 1998-07-02 2000-01-05 Zahnradfabrik Friedrichshafen Hilfskraftlenkung mit hydraulischer Hilfskraftunterstützung
US6298941B1 (en) 1999-01-29 2001-10-09 Dana Corp Electro-hydraulic power steering system
US6575264B2 (en) 1999-01-29 2003-06-10 Dana Corporation Precision electro-hydraulic actuator positioning system
US6382342B1 (en) * 2000-06-20 2002-05-07 Trw Inc. Hydraulically powered steering apparatus with electrically powered backup
JP2003160053A (ja) * 2001-11-28 2003-06-03 Toyoda Mach Works Ltd 電気式動力舵取装置
DE10211396A1 (de) 2002-03-15 2003-09-25 Zf Lenksysteme Gmbh Hilfskraftlenkung mit hydraulicher Hilfskraftunterstützung
DE102004006835A1 (de) * 2004-02-12 2005-09-22 Zf Lenksysteme Gmbh Lenksystem für ein Fahrzeug
US7114429B1 (en) 2004-09-22 2006-10-03 Turn One, Inc. Power steering assist apparatus and method of retrofitting
CN101669029B (zh) * 2007-04-26 2013-07-10 住友电气工业株式会社 有机材料中无机磷的分析方法及其分析设备
US20120312624A1 (en) * 2011-06-13 2012-12-13 Trw Automotive U.S. Llc Power steering gear assembly
ITTO20110795A1 (it) * 2011-09-07 2013-03-08 Cnh Italia Spa Veicolo sterzabile
WO2013119147A1 (en) * 2012-02-07 2013-08-15 Volvo Lastvagnar Ab Power steering system
DE102012111211A1 (de) * 2012-11-21 2014-05-22 Zf Lenksysteme Gmbh Hilfskraftlenkung für kraftfahrzeuge mit reversibler pumpe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1424937A (en) * 1973-03-05 1976-02-11 Nissan Motor Automotive steering system process for the production of bis-halogen carbonyl anilines
DE2918975C2 (de) * 1979-05-11 1982-10-21 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hilfskraftlenkung für Kraftfahrzeuge
GB2154188B (en) * 1984-02-06 1987-05-20 Trw Cam Gears Ltd Power steering assembly
JPS6198675A (ja) * 1984-10-19 1986-05-16 Fuji Heavy Ind Ltd 電動式パワ−ステアリング装置のモ−タ制御装置
JPH0729610B2 (ja) * 1984-11-02 1995-04-05 本田技研工業株式会社 電磁型倍力装置
CA1280375C (en) * 1986-01-14 1991-02-19 Yasuo Shimizu Motor-driven power steering system for vehicles
WO1987006900A1 (en) * 1986-05-14 1987-11-19 Zahnradfabrik Friedrichshafen Ag Auxiliary power steering for motor vehicles
US4886138A (en) * 1988-12-22 1989-12-12 General Motors Corporation Electromagnetic control apparatus for varying the driver steering effort of a hydraulic power steering system

Also Published As

Publication number Publication date
ES2014138A6 (es) 1990-06-16
US5080186A (en) 1992-01-14
DE58902389D1 (de) 1992-11-05
JPH03505071A (ja) 1991-11-07
WO1989012567A1 (en) 1989-12-28
JP2525494B2 (ja) 1996-08-21
EP0440638A1 (de) 1991-08-14
EP0440638B1 (de) 1992-09-30

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 10/06/2004