ES461721A1 - Mejoras en las conducciones para servomecanismos de direc- cion, en especial de vehiculos automoviles. - Google Patents

Mejoras en las conducciones para servomecanismos de direc- cion, en especial de vehiculos automoviles.

Info

Publication number
ES461721A1
ES461721A1 ES461721A ES461721A ES461721A1 ES 461721 A1 ES461721 A1 ES 461721A1 ES 461721 A ES461721 A ES 461721A ES 461721 A ES461721 A ES 461721A ES 461721 A1 ES461721 A1 ES 461721A1
Authority
ES
Spain
Prior art keywords
control valve
flexure
steering
valve spool
worm nut
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
ES461721A
Other languages
English (en)
Spanish (es)
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 ES461721A1 publication Critical patent/ES461721A1/es
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
    • B62D5/20—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle specially adapted for particular type of steering gear or particular application
    • B62D5/24—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle specially adapted for particular type of steering gear or particular application for worm type
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/8659—Variable orifice-type modulator
    • Y10T137/86598—Opposed orifices; interposed modulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
ES461721A 1976-08-28 1977-08-18 Mejoras en las conducciones para servomecanismos de direc- cion, en especial de vehiculos automoviles. Expired ES461721A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2638981A DE2638981C3 (de) 1976-08-28 1976-08-28 Hilfskraftlenkung, insbesondere für Kraftfahrzeuge

Publications (1)

Publication Number Publication Date
ES461721A1 true ES461721A1 (es) 1978-05-01

Family

ID=5986700

Family Applications (1)

Application Number Title Priority Date Filing Date
ES461721A Expired ES461721A1 (es) 1976-08-28 1977-08-18 Mejoras en las conducciones para servomecanismos de direc- cion, en especial de vehiculos automoviles.

Country Status (19)

Country Link
US (1) US4202249A (enExample)
JP (1) JPS5349725A (enExample)
AR (1) AR212657A1 (enExample)
AT (1) AT351944B (enExample)
BE (1) BE858168A (enExample)
BR (1) BR7705652A (enExample)
CA (1) CA1061723A (enExample)
CH (1) CH623003A5 (enExample)
DE (1) DE2638981C3 (enExample)
ES (1) ES461721A1 (enExample)
FR (1) FR2362746A1 (enExample)
GB (1) GB1539339A (enExample)
HU (1) HU174658B (enExample)
IT (1) IT1079415B (enExample)
NL (1) NL7708470A (enExample)
PL (1) PL200482A1 (enExample)
SE (1) SE432914B (enExample)
SU (1) SU845762A3 (enExample)
YU (1) YU39399B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU178985B (en) * 1979-07-31 1982-07-28 Autoipari Kutato Intezet Hydraulic power assisted steering unit first for motor vehicles
US4384631A (en) * 1979-12-28 1983-05-24 Aisin Seiki Kabushiki Kaisha Power steering mechanism
DE3035407C2 (de) * 1980-09-19 1982-09-23 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hilfskraftlenkung für Kraftfahrzeuge
GB2122151B (en) * 1982-06-18 1986-06-25 Cam Gears Ltd Power assisted steering gear
US4666014A (en) * 1986-05-08 1987-05-19 Trw Inc. Floating ball-nut for an electric assist steering system
WO1994008835A1 (fr) * 1992-10-15 1994-04-28 Bendix Espana S.A. Direction assistee a compensation automatique de jeu
US20090260468A1 (en) * 2005-08-31 2009-10-22 Thk Co., Ltd. Steering device and movement converting device used therefor
CN102644631B (zh) * 2012-03-27 2014-11-05 西安交通大学 一种高压大流量交流伺服直驱偏心轴式流量阀
US9145164B2 (en) * 2013-04-12 2015-09-29 Rane TRW Steering Systems Limited Integral hydraulic power steering gear

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1281185A (en) * 1968-12-21 1972-07-12 Zahnradfabrik Friedrichshafen Improvements in and relating to power assisted steering, particularly for motor vehicles
GB1329562A (en) * 1969-09-25 1973-09-12 Sperry Rand Australia Ltd Fluid operated actuator for movable members
US3814131A (en) * 1972-11-07 1974-06-04 Tokyo Precision Instr Co Ltd Servo valve
DE2327535C3 (de) * 1973-05-30 1980-06-26 Integral Hydraulik & Co, 4000 Duesseldorf Servo-Lenkung fur Kraftfahrzeuge

Also Published As

Publication number Publication date
DE2638981C3 (de) 1980-01-17
CH623003A5 (enExample) 1981-05-15
US4202249A (en) 1980-05-13
SU845762A3 (ru) 1981-07-07
IT1079415B (it) 1985-05-13
BE858168A (fr) 1977-12-16
AT351944B (de) 1979-08-27
FR2362746A1 (fr) 1978-03-24
PL200482A1 (pl) 1978-04-10
NL7708470A (nl) 1978-03-02
BR7705652A (pt) 1978-05-23
CA1061723A (en) 1979-09-04
SE432914B (sv) 1984-04-30
GB1539339A (en) 1979-01-31
JPS5349725A (en) 1978-05-06
HU174658B (hu) 1980-02-28
AR212657A1 (es) 1978-08-31
SE7709625L (sv) 1978-03-01
DE2638981B2 (de) 1979-05-17
ATA620777A (de) 1979-01-15
DE2638981A1 (de) 1978-03-02
JPS612550B2 (enExample) 1986-01-25
YU177677A (en) 1983-01-21
YU39399B (en) 1984-12-31
FR2362746B1 (enExample) 1982-10-22

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990201