BR9600731A - Válvula para controle de fluxo de fluido hidráulico - Google Patents

Válvula para controle de fluxo de fluido hidráulico

Info

Publication number
BR9600731A
BR9600731A BR9600731A BR9600731A BR9600731A BR 9600731 A BR9600731 A BR 9600731A BR 9600731 A BR9600731 A BR 9600731A BR 9600731 A BR9600731 A BR 9600731A BR 9600731 A BR9600731 A BR 9600731A
Authority
BR
Brazil
Prior art keywords
valve
fluid flow
flow control
hydraulic fluid
hydraulic
Prior art date
Application number
BR9600731A
Other languages
English (en)
Inventor
Hermann W Behrens
George M Harpole
Jane Ming-Chin Lin
Michael F Wolff
Wendell L Gilbert
Original Assignee
Trw Inc
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 Trw Inc filed Critical Trw Inc
Publication of BR9600731A publication Critical patent/BR9600731A/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
    • B62D5/0837—Rotary valves characterised by the shape of the control edges, e.g. to reduce noise
    • 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
    • Y10T137/86654—For plural lines
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
BR9600731A 1995-02-21 1996-02-14 Válvula para controle de fluxo de fluido hidráulico BR9600731A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/391,236 US5562124A (en) 1995-02-21 1995-02-21 Steering control valve with different size flow gaps for noise suppression

Publications (1)

Publication Number Publication Date
BR9600731A true BR9600731A (pt) 1997-12-23

Family

ID=23545839

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9600731A BR9600731A (pt) 1995-02-21 1996-02-14 Válvula para controle de fluxo de fluido hidráulico

Country Status (5)

Country Link
US (1) US5562124A (pt)
EP (1) EP0728654B1 (pt)
JP (1) JP2960006B2 (pt)
BR (1) BR9600731A (pt)
DE (1) DE69636314T2 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5794507A (en) * 1996-12-09 1998-08-18 Trw Inc. Power steering control valve with back pressure
US5799693A (en) * 1996-12-09 1998-09-01 Trw Inc. Power steering control valve with noise reduction
JP2000159130A (ja) * 1998-11-30 2000-06-13 Koyo Seiko Co Ltd 油圧制御弁及びこれを用いた動力舵取装置
US6240961B1 (en) * 2000-03-09 2001-06-05 Trw Inc. Hydraulic power steering control valve
JP3687499B2 (ja) * 2000-06-30 2005-08-24 豊田工機株式会社 流量制御弁
AU2003265212A1 (en) * 2002-05-03 2003-11-17 Trw Automotive U.S. Llc Power steering control valve
US7152627B2 (en) * 2004-04-05 2006-12-26 R. H. Sheppard Co., Inc. Control valve for a hydraulic power steering system
DE102008045537A1 (de) * 2008-09-03 2010-03-04 Trw Automotive Gmbh Servoventil
CN113565818A (zh) * 2021-07-22 2021-10-29 上海理工大学 一种用于液压牵引床的电控调压阀及其控制系统

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835815C2 (de) * 1978-08-16 1986-09-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Drehschieberlenkventil für Hilfskraftlenkungen
JPS58121767U (ja) * 1982-02-12 1983-08-19 トヨタ自動車株式会社 動力かじ取り装置のロ−タリバルブ
JPS5958278A (ja) * 1982-09-28 1984-04-03 Toyoda Mach Works Ltd ロ−タリバルブ
JPS59220458A (ja) * 1983-05-27 1984-12-11 Toyoda Mach Works Ltd 動力舵取装置用ロ−タリバルブ
WO1986005753A1 (en) * 1985-04-06 1986-10-09 Zahnradfabrik Friedrichshafen Ag Rotary sliding valve for hydraulic power-assisted steering systems
US4924910A (en) * 1988-04-12 1990-05-15 Koyo Seiko Co., Ltd. Hydraulic pressure control valve
US5048630A (en) * 1990-04-09 1991-09-17 Ford Motor Company Power steering trim control system
JP2523170Y2 (ja) * 1990-08-23 1997-01-22 光洋精工株式会社 油圧制御弁
US5244012A (en) * 1990-08-23 1993-09-14 Koyo Seiko Co., Ltd. Hydraulic pressure control valve
JPH0577763A (ja) * 1991-09-20 1993-03-30 Suzuki Motor Corp 自動車の下部車体構造
JP2719861B2 (ja) * 1991-12-13 1998-02-25 自動車機器株式会社 流体制御弁装置
US5259413A (en) * 1992-08-27 1993-11-09 Trw Inc. Steering control valve with contoured control surfaces
US5207244A (en) * 1992-09-21 1993-05-04 Trw Inc. Steering control valve with contoured control surfaces
JPH06156292A (ja) * 1992-11-26 1994-06-03 Koyo Seiko Co Ltd 油圧制御弁
JP3240866B2 (ja) * 1995-01-19 2001-12-25 豊田工機株式会社 動力舵取装置

Also Published As

Publication number Publication date
JPH08244642A (ja) 1996-09-24
EP0728654B1 (en) 2006-07-05
JP2960006B2 (ja) 1999-10-06
EP0728654A1 (en) 1996-08-28
DE69636314T2 (de) 2007-06-14
US5562124A (en) 1996-10-08
DE69636314D1 (de) 2006-08-17

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 12A E 13A ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2005 DE 09/06/2009 E A 14A E 15A ANUIDADES.