BR9601016A - Válvula para regular o fluxo de fluído hidráulico - Google Patents

Válvula para regular o fluxo de fluído hidráulico

Info

Publication number
BR9601016A
BR9601016A BR9601016A BR9601016A BR9601016A BR 9601016 A BR9601016 A BR 9601016A BR 9601016 A BR9601016 A BR 9601016A BR 9601016 A BR9601016 A BR 9601016A BR 9601016 A BR9601016 A BR 9601016A
Authority
BR
Brazil
Prior art keywords
regulate
valve
flow
hydraulic fluid
hydraulic
Prior art date
Application number
BR9601016A
Other languages
English (en)
Inventor
Wendell L Gilbert
Lisa R Menyhart
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 BR9601016A publication Critical patent/BR9601016A/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)
  • Details Of Valves (AREA)
BR9601016A 1995-03-14 1996-03-14 Válvula para regular o fluxo de fluído hidráulico BR9601016A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/403,488 US5582207A (en) 1995-03-14 1995-03-14 Steering control valve with flow gaps which change relative size for noise suppression

Publications (1)

Publication Number Publication Date
BR9601016A true BR9601016A (pt) 1997-12-30

Family

ID=23595965

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9601016A BR9601016A (pt) 1995-03-14 1996-03-14 Válvula para regular o fluxo de fluído hidráulico

Country Status (5)

Country Link
US (1) US5582207A (pt)
EP (1) EP0732254B1 (pt)
BR (1) BR9601016A (pt)
DE (1) DE69621860T2 (pt)
ES (1) ES2179131T3 (pt)

Families Citing this family (14)

* 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
US5975137A (en) * 1996-12-09 1999-11-02 Trw Inc. Power steering control valve
US5799693A (en) * 1996-12-09 1998-09-01 Trw Inc. Power steering control valve with noise reduction
US5934405A (en) * 1997-11-17 1999-08-10 Trw Inc. Power steering control valve
US6082403A (en) * 1998-04-09 2000-07-04 Trw Inc. Power steering control valve with back pressure
US6052900A (en) * 1998-06-22 2000-04-25 Trw Inc. Method of assembling a power steering control valve
US6234758B1 (en) 1999-12-01 2001-05-22 Caterpillar Inc. Hydraulic noise reduction assembly with variable side branch
CN100360364C (zh) * 2002-05-03 2008-01-09 Trw汽车美国有限责任公司 动力转向控制阀
US7152627B2 (en) * 2004-04-05 2006-12-26 R. H. Sheppard Co., Inc. Control valve for a hydraulic power steering system
US7210553B2 (en) * 2005-03-10 2007-05-01 Trw Automotive U.S. Llc Steering apparatus
US7389849B2 (en) * 2005-03-21 2008-06-24 Trw Automotive U.S. Llc Steering apparatus with plural motors
US20090314572A1 (en) * 2008-06-19 2009-12-24 Trw Automotive U.S. Llc Closed center valve steering system with adjustable pressure
US9415802B2 (en) 2013-08-15 2016-08-16 Steering Solutions Ip Holding Corporation Universal cartridge torque overlay assembly
US11353135B1 (en) * 2019-03-02 2022-06-07 Facebook Technologies, Llc Magnetic fluidic valves and related systems and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958278A (ja) * 1982-09-28 1984-04-03 Toyoda Mach Works Ltd ロ−タリバルブ
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
US5417244A (en) * 1994-02-07 1995-05-23 Trw Inc. Valve with noise reducing two stage pressure drop

Also Published As

Publication number Publication date
EP0732254A3 (en) 1997-11-19
ES2179131T3 (es) 2003-01-16
US5582207A (en) 1996-12-10
DE69621860T2 (de) 2003-02-13
DE69621860D1 (de) 2002-07-25
EP0732254A2 (en) 1996-09-18
EP0732254B1 (en) 2002-06-19

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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, 13A, 14A E 15A ANUIDADE(S).

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2255 DE 25/03/2014 POR TER SIDO INDEVIDA.

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

Free format text: REFERENTE AS 12A, 13A, 14A E 15A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2605 DE 08-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.