FI104366B - Fyrhjulsstyrning för motorfordon - Google Patents

Fyrhjulsstyrning för motorfordon Download PDF

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Publication number
FI104366B
FI104366B FI931799A FI931799A FI104366B FI 104366 B FI104366 B FI 104366B FI 931799 A FI931799 A FI 931799A FI 931799 A FI931799 A FI 931799A FI 104366 B FI104366 B FI 104366B
Authority
FI
Finland
Prior art keywords
servomotor
wheels
control valve
valve means
hydraulic
Prior art date
Application number
FI931799A
Other languages
English (en)
Finnish (fi)
Other versions
FI931799A0 (fi
FI931799L (fi
Inventor
Staffan Wendeberg
Original Assignee
Volvo Ab
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 Volvo Ab filed Critical Volvo Ab
Publication of FI931799A0 publication Critical patent/FI931799A0/fi
Publication of FI931799L publication Critical patent/FI931799L/fi
Application granted granted Critical
Publication of FI104366B publication Critical patent/FI104366B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
    • B62D7/142—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering specially adapted for particular vehicles, e.g. tractors, carts, earth-moving vehicles, trucks
    • B62D7/144—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering specially adapted for particular vehicles, e.g. tractors, carts, earth-moving vehicles, trucks for vehicles with more than two axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
    • B62D7/15—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels
    • B62D7/1554—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels comprising a fluid interconnecting system between the steering control means of the different axles
    • B62D7/1563—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels comprising a fluid interconnecting system between the steering control means of the different axles provided with fluid control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Power Steering Mechanism (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Stereophonic System (AREA)
  • Automatic Cycles, And Cycles In General (AREA)

Claims (3)

1. Hydraulisk styranordning för motorfordon för styming av hjulen pä en första hjulaxel i förhällande till hjulen pä en andra styraxel, innefattande en tryckvätske-5 driven servomotor (20) som kopplats till en styrmekanism (8, 30) för den första ! hjulaxeln, och som kopplats via reglerventilorgan (22) till en tryckkälla, och organ för att aktivera styrventilorganen i beroende av styrrörelsen hos 1: julen pä den andra axeln, varvid nämnda organ för att aktivera reglerventilorganen (22) uppvisar en hydraulisk doseringsmekanism (13), som kopplats till en styrmekanism (8, 30) för 10 styming av hjulen (2) pä den andra axeln (1), varvid nämnda doseringsanordning anordnats att avge en vätskevolym beroende av nämnda hjuls vändningsvinkel till en andra servomotor (14), vars slagvolym är proportionell mot dos eringsanordningens slagvolym, och den ena (28) av den andra servomotoms sinseniellan rörliga organ (27, 28) samverkar med reglerventilorganen (22), varvid den zndra servomotoms 15 organ (28) som samverkar med reglerventilorganet är begränsat rörligt i förhällande till reglerventilorganet sä att vätsketillförsel till den andra servomotom (14) med atföljande aktivering av denna leder till att reglerventilorganen öppnar och aktiverar den första servomotom (20), kännetecknad av att den andra (27) av den andra servomotoms (14) nämnda organ är begränsat rörligt och kopplat t il den första servo-20 motoms (20) organ för att vända hjulen pä den första hjulaxeln sä att den första ser- ... vomotom i aktiverat tillständ fär den andra servomotom (14) att stänga reglerventi- ;.. len. • · I
• " 2. Styranordning enligt patentkrav 1, kännetecknad av att dcseringsanordningen : ' : 25 (13) och den andra servomotom (14) tillsammans kopplats i en separat andra hyd- • · · : V raulisk krets (12), som är skild frän nämnda tryckkälla (21) och den första servomo- :T: toms (20) hydrauliska krets (19), och i vilken räder ett lägre tyck än i den först- nämnda kretsen. • · · * · · • · ·
3. Styranordning enligt patentkraven 1 och 2, kännetecknad av att doseringsa- nordningen (13) är kopplad till styrmekanismen (8, 30) för framhjulen (2) pä ett *·1 1 lastfordon och att den första servomotom (20) är kopplad till styrmekanismen (26) ..: för en ytterligare styrd axel (5) pä fordonet. ‘ · • m •
FI931799A 1990-10-23 1993-04-21 Fyrhjulsstyrning för motorfordon FI104366B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9003382A SE469066B (sv) 1990-10-23 1990-10-23 Fyrhjulsstyrning foer motorfordon
SE9003382 1990-10-23
SE9100692 1991-10-15
PCT/SE1991/000692 WO1992006881A1 (en) 1990-10-23 1991-10-15 Fourwheel steering for motor vehicle

Publications (3)

Publication Number Publication Date
FI931799A0 FI931799A0 (fi) 1993-04-21
FI931799L FI931799L (fi) 1993-06-16
FI104366B true FI104366B (sv) 2000-01-14

Family

ID=20380719

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931799A FI104366B (sv) 1990-10-23 1993-04-21 Fyrhjulsstyrning för motorfordon

Country Status (10)

Country Link
EP (1) EP0553203B1 (sv)
AT (1) ATE126769T1 (sv)
AU (1) AU8750591A (sv)
DE (1) DE69112416T2 (sv)
DK (1) DK0553203T3 (sv)
ES (1) ES2076553T3 (sv)
FI (1) FI104366B (sv)
NO (1) NO180414C (sv)
SE (1) SE469066B (sv)
WO (1) WO1992006881A1 (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1285451B1 (it) * 1996-01-24 1998-06-08 R C D S R L Perfezionamento ad un impianto di sterzatura servoassistita delle ruote sterzanti di uno o piu' assali posteriori di un veicolo come
DE19801590A1 (de) * 1998-01-17 1999-07-22 Man Nutzfahrzeuge Ag Schwerlastkraftwagen mit wenigstens zwei Vorderachsen mit lenkbaren Rädern
AU2001290150A1 (en) * 2000-09-30 2002-04-15 Gibbs Technologies Limited Steering system
AUPR184400A0 (en) 2000-12-01 2001-01-04 Gayat Pty Ltd Articulated vehicle wheel tracking mechanism
DE102009059677A1 (de) * 2009-12-19 2011-06-22 HYDAC System GmbH, 66280 Hydraulische Lenkung
BR112013014898B1 (pt) * 2010-12-17 2021-08-10 Volvo Truck Corporation Sistema de direção assistida para um veículo possuindo dois eixos de rodas de direção
CN103171620B (zh) * 2011-12-21 2017-02-15 北京市三一重机有限公司 一种多桥转向系统和多桥转向车辆

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572316A (en) * 1984-03-15 1986-02-25 Mazda Motor Corporation Four-wheel steering system for vehicle
JP2575618B2 (ja) * 1985-04-25 1997-01-29 株式会社豊田中央研究所 車両の後輪舵角制御装置
US4878556A (en) * 1987-09-11 1989-11-07 Stewart & Stevenson Services, Inc. Vehicle steering systems
JPH01202577A (ja) * 1988-02-06 1989-08-15 Nissan Motor Co Ltd 車両の舵角制御装置

Also Published As

Publication number Publication date
FI931799A0 (fi) 1993-04-21
SE469066B (sv) 1993-05-10
FI931799L (fi) 1993-06-16
NO180414B (no) 1997-01-06
ES2076553T3 (es) 1995-11-01
EP0553203B1 (en) 1995-08-23
WO1992006881A1 (en) 1992-04-30
AU8750591A (en) 1992-05-20
SE9003382D0 (sv) 1990-10-23
SE9003382L (sv) 1992-04-24
NO931464L (no) 1993-06-09
EP0553203A1 (en) 1993-08-04
DK0553203T3 (da) 1995-12-04
NO931464D0 (no) 1993-04-21
DE69112416D1 (de) 1995-09-28
DE69112416T2 (de) 1996-02-29
NO180414C (no) 1997-04-16
ATE126769T1 (de) 1995-09-15

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