BR8707810A - Valvula com distribuidor giratorio para direcoes hidraulicas de forca auxiliar - Google Patents

Valvula com distribuidor giratorio para direcoes hidraulicas de forca auxiliar

Info

Publication number
BR8707810A
BR8707810A BR8707810A BR8707810A BR8707810A BR 8707810 A BR8707810 A BR 8707810A BR 8707810 A BR8707810 A BR 8707810A BR 8707810 A BR8707810 A BR 8707810A BR 8707810 A BR8707810 A BR 8707810A
Authority
BR
Brazil
Prior art keywords
valve
auxiliary power
power hydraulic
rotary distributor
directions
Prior art date
Application number
BR8707810A
Other languages
English (en)
Inventor
Dieter Elser
Helmut Hetzel
Walter Kogel
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 BR8707810A publication Critical patent/BR8707810A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
    • 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
    • Y10T137/86638—Rotary valve
    • Y10T137/86646—Plug type
    • Y10T137/86662—Axial and radial flow
BR8707810A 1986-09-19 1987-09-16 Valvula com distribuidor giratorio para direcoes hidraulicas de forca auxiliar BR8707810A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP8600542 1986-09-19
PCT/EP1987/000523 WO1988001958A1 (en) 1986-09-19 1987-09-16 Rotary gate valve for hydraulic servo-assisted steering systems

Publications (1)

Publication Number Publication Date
BR8707810A true BR8707810A (pt) 1989-08-15

Family

ID=8165138

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8707810A BR8707810A (pt) 1986-09-19 1987-09-16 Valvula com distribuidor giratorio para direcoes hidraulicas de forca auxiliar

Country Status (7)

Country Link
US (1) US5107752A (pt)
EP (1) EP0323972B1 (pt)
JP (1) JPH01503773A (pt)
KR (1) KR880701847A (pt)
BR (1) BR8707810A (pt)
DE (1) DE3731258A1 (pt)
WO (1) WO1988001958A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE58902782D1 (de) * 1988-09-17 1992-12-24 Zahnradfabrik Friedrichshafen Drehschieberventil, insbesondere fuer hilfskraftlenkungen von kraftfahrzeugen.
US5209317A (en) * 1988-12-05 1993-05-11 United Technologies Automotive, Inc. Electro-hydraulic vehicular power steering system with closed center valving
JP2855446B2 (ja) * 1989-05-22 1999-02-10 カヤバ工業株式会社 パワーステアリング装置
DE4201311C1 (pt) * 1992-01-18 1993-02-25 Trw Ehrenreich Gmbh & Co Kg, 4000 Duesseldorf, De
US5524525A (en) * 1994-05-23 1996-06-11 A.I.L. Inc. Rotary servo valve and guidance system apparatus for controlling the same
DE4437169C1 (de) * 1994-10-18 1996-02-15 Trw Fahrwerksyst Gmbh & Co Lenkventil mit geschlossener Mitte
US6016837A (en) * 1995-12-09 2000-01-25 Trw Fahrwerksysteme Gmbh & Co. Kg Steering valve with closed center
BR9510314A (pt) * 1995-12-09 1997-11-11 Trw Fahrwerksyst Gmbh & Co Válvula de direção com centro fechado
AUPO064796A0 (en) 1996-06-26 1996-07-18 A.E. Bishop & Associates Pty Limited Slotted component and method of manufacture thereof
US6065561A (en) * 1998-11-23 2000-05-23 Howard; Durrell U. Power steering system with controlled centering
DE10157548A1 (de) * 2001-11-23 2003-06-05 Zf Lenksysteme Gmbh Einstellverfahren für hydraulisch arbeitende Fahrzeug-Servolenkungen
DE10157527A1 (de) * 2001-11-23 2003-06-05 Zf Lenksysteme Gmbh Hydraulische Hilfskraftlenkung für Kraftfahrzeuge
DE50203640D1 (de) 2001-11-23 2005-08-18 Zf Lenksysteme Gmbh Hydraulische hilfskraftlenkung und ein einstellverfahren für eine solche lenkung
DE102014119039A1 (de) * 2014-07-25 2016-01-28 Robert Bosch Automotive Steering Gmbh Pulsationsgedämpfte Servolenkung
CN115789325B (zh) * 2022-10-28 2023-04-18 浙江三方控制阀股份有限公司 一种应用于阀门的同步转动机构

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992633A (en) * 1959-05-26 1961-07-18 Thompson Ramo Wooldridge Inc Fluid pressure operated servo actuator
US4173987A (en) * 1977-02-16 1979-11-13 Atsugi Motor Parts Co., Ltd. Power steering system
DE2843592C3 (de) * 1978-10-06 1981-11-19 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hilfskraftlenkgetriebe
DE2918975C2 (de) * 1979-05-11 1982-10-21 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hilfskraftlenkung für Kraftfahrzeuge
JPH0645343B2 (ja) * 1984-04-27 1994-06-15 豊田工機株式会社 動力舵取装置の操舵力制御装置
JPS60178279U (ja) * 1984-05-09 1985-11-27 光洋精工株式会社 動力舵取装置の油圧反力制御装置
AU568946B2 (en) * 1984-08-08 1988-01-14 Bishop Steering Technology Limited Power steering control valve
JPH0629040B2 (ja) * 1984-10-11 1994-04-20 光洋精工株式会社 動力舵取装置の油圧反力制御装置
FR2579548B1 (fr) * 1985-03-26 1989-12-22 Renault Systeme de direction assistee a double circuit
JPS62198567A (ja) * 1986-02-26 1987-09-02 Toyota Motor Corp 車両用動力舵取装置
SE465938B (sv) * 1986-03-21 1991-11-18 Zahnradfabrik Friedrichshafen Foerdelningsventil med reglerkolv (slid) foer minst tvaa arbetskretsar
JPS62198178U (pt) * 1986-06-09 1987-12-16
EP0295796A1 (en) * 1987-06-15 1988-12-21 A.E. Bishop & Associates Pty. Limited A rotary hydraulic valve
US4858712A (en) * 1988-08-29 1989-08-22 Trw Inc. Speed responsive power steering system

Also Published As

Publication number Publication date
EP0323972B1 (de) 1990-06-20
US5107752A (en) 1992-04-28
KR880701847A (ko) 1988-11-05
EP0323972A1 (de) 1989-07-19
WO1988001958A1 (en) 1988-03-24
JPH01503773A (ja) 1989-12-21
DE3731258A1 (de) 1988-04-07

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 16/09/2002