GB1417656A - Power assisted steering systems - Google Patents

Power assisted steering systems

Info

Publication number
GB1417656A
GB1417656A GB2122473A GB2122473A GB1417656A GB 1417656 A GB1417656 A GB 1417656A GB 2122473 A GB2122473 A GB 2122473A GB 2122473 A GB2122473 A GB 2122473A GB 1417656 A GB1417656 A GB 1417656A
Authority
GB
United Kingdom
Prior art keywords
grooves
spools
return duct
pin
vehicle
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
Application number
GB2122473A
Other languages
English (en)
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.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of GB1417656A publication Critical patent/GB1417656A/en
Expired 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
    • 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
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87056—With selective motion for plural valve actuator

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)
GB2122473A 1972-05-06 1973-05-04 Power assisted steering systems Expired GB1417656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722222332 DE2222332A1 (de) 1972-05-06 1972-05-06 Hilfskrafteinrichtung fuer speicherbetrieb

Publications (1)

Publication Number Publication Date
GB1417656A true GB1417656A (en) 1975-12-10

Family

ID=5844265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2122473A Expired GB1417656A (en) 1972-05-06 1973-05-04 Power assisted steering systems

Country Status (10)

Country Link
US (1) US3939757A (enExample)
JP (1) JPS4961829A (enExample)
AR (1) AR194433A1 (enExample)
BR (1) BR7303227D0 (enExample)
DE (1) DE2222332A1 (enExample)
ES (1) ES414218A1 (enExample)
FR (1) FR2184289A5 (enExample)
GB (1) GB1417656A (enExample)
SE (1) SE380491B (enExample)
YU (1) YU35664B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080992A (en) * 1976-07-12 1978-03-28 Design & Manufacturing Corporation Three-position, self-centering valve for control of fluid actuators and the like
US4189024A (en) * 1978-06-23 1980-02-19 Zahnradfabrik Friedrichshafen Ag Auxiliary power steering for motor vehicles
DE2834421A1 (de) * 1978-08-05 1980-02-14 Zahnradfabrik Friedrichshafen Lenkventil mit geschlossener mitte
DE2838789C2 (de) * 1978-09-06 1987-03-12 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Lenkventil mit geschlossener Mitte zur Beaufschlagung des Stellmotors einer Fahrzeughilfskraftlenkung
SE429111B (sv) * 1978-10-19 1983-08-15 Atlas Copco Ab Hydrauliskt drivet slagverk
US4269228A (en) * 1978-10-24 1981-05-26 Salomatin Viktor M Device for controlling hydraulic motors
ES474738A1 (es) * 1978-11-02 1979-04-01 Bendiberica Sa Sistema de mando para servoaccionadores hidraulicos.
US4872393A (en) * 1987-07-15 1989-10-10 Trw Inc. Steering gear with recirculation check valve

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2063937A (en) * 1931-01-10 1936-12-15 John J Kundig Fluid pressure actuator
US2462544A (en) * 1942-06-03 1949-02-22 United Aircraft Prod Valve actuating means
US2781781A (en) * 1952-02-28 1957-02-19 Bendix Aviat Corp Valve
NL195315A (enExample) * 1954-06-30
US2904957A (en) * 1954-08-03 1959-09-22 Yale & Towne Mfg Co Hydraulic drive for industrial truck
DE1074421B (de) * 1956-07-18 1960-01-28 Bendix Aviation Corporation New York N Y (V St A) Verteilei ventil fur em druckmittelbetatigtes Servo system insbesondere fur die Lenkung eines Kraftfahrzeuges
FR1342338A (fr) * 1962-09-29 1963-11-08 Sigma Perfectionnements apportés aux dispositifs hydrauliques destinés au déplacement alternatif d'éléments à inertie élevée
US3353554A (en) * 1965-09-15 1967-11-21 Drallim Ltd Fluid control valves
DE1550180B1 (de) * 1966-03-26 1970-01-29 Danfoss As Sicherheitsventilanordnung fuer eine hydraulische Anlage
US3464318A (en) * 1966-06-03 1969-09-02 Moog Inc Servomechanism providing static load error washout
US3460440A (en) * 1967-10-30 1969-08-12 Bell Aerospace Corp Hydraulic by-pass valve assembly
GB1196691A (en) * 1968-01-26 1970-07-01 Dewandre Co Ltd C Improvements in or relating to Gear Change Mechanisms.
US3469890A (en) * 1968-04-10 1969-09-30 Bendix Corp Reaction means for hydraulic control valve
JPS4819972B1 (enExample) * 1968-09-17 1973-06-18
US3630233A (en) * 1969-12-28 1971-12-28 Kayaba Industry Co Ltd Power steering system
US3638678A (en) * 1970-05-06 1972-02-01 Symmons Ind Inc Duplex valve
US3772962A (en) * 1970-12-24 1973-11-20 Aisin Seiki Power steering mechanism
GB1379606A (en) * 1970-12-29 1975-01-02 Nissan Motor Power-assisted steering system

Also Published As

Publication number Publication date
BR7303227D0 (pt) 1974-06-27
AR194433A1 (es) 1973-07-13
FR2184289A5 (enExample) 1973-12-21
YU35664B (en) 1981-04-30
JPS4961829A (enExample) 1974-06-15
YU111873A (en) 1980-10-31
DE2222332A1 (de) 1973-11-22
ES414218A1 (es) 1976-01-16
SE380491B (sv) 1975-11-10
US3939757A (en) 1976-02-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee