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BR9510553A - Válvula de direçÃo com centro fechado - Google Patents

Válvula de direçÃo com centro fechado

Info

Publication number
BR9510553A
BR9510553A BR9510553A BR9510553A BR9510553A BR 9510553 A BR9510553 A BR 9510553A BR 9510553 A BR9510553 A BR 9510553A BR 9510553 A BR9510553 A BR 9510553A BR 9510553 A BR9510553 A BR 9510553A
Authority
BR
Brazil
Prior art keywords
steering valve
closed center
closed
center
steering
Prior art date
Application number
BR9510553A
Other languages
English (en)
Inventor
Robert Spillner
David Vile
Geoffrey Pritchard
Original Assignee
Trw Fahrwerksyst Gmbh & Co
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 Fahrwerksyst Gmbh & Co filed Critical Trw Fahrwerksyst Gmbh & Co
Priority to DE59509786T priority Critical patent/DE59509786D1/de
Priority to US08/875,549 priority patent/US6016837A/en
Priority to ES95941083T priority patent/ES2169164T3/es
Priority to PCT/EP1995/004854 priority patent/WO1997021579A1/de
Priority to JP52163097A priority patent/JP3125999B2/ja
Priority to BR9510553A priority patent/BR9510553A/pt
Priority to CZ972303A priority patent/CZ230397A3/cs
Priority to EP95941083A priority patent/EP0807048B1/de
Publication of BR9510553A publication Critical patent/BR9510553A/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D5/00Power-assisted or power-driven steering
    • B62D5/06Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/08Power-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
    • B62D5/083Rotary valves
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/86493Multi-way valve unit
    • Y10T137/86574Supply and exhaust
    • Y10T137/86638Rotary valve
    • Y10T137/86646Plug type
    • Y10T137/86654For plural lines
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/86493Multi-way valve unit
    • Y10T137/86574Supply and exhaust
    • Y10T137/86638Rotary valve
    • Y10T137/86646Plug type
    • Y10T137/86662Axial and radial flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
BR9510553A 1995-12-09 1995-12-09 Válvula de direçÃo com centro fechado BR9510553A (pt)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE59509786T DE59509786D1 (de) 1995-12-09 1995-12-09 Lenkventil mit geschlossener mitte
US08/875,549 US6016837A (en) 1995-12-09 1995-12-09 Steering valve with closed center
ES95941083T ES2169164T3 (es) 1995-12-09 1995-12-09 Valvula de direccion con centro cerrado.
PCT/EP1995/004854 WO1997021579A1 (de) 1995-12-09 1995-12-09 Lenkventil mit geschlossener mitte
JP52163097A JP3125999B2 (ja) 1995-12-09 1995-12-09 閉鎖中央部を備えたかじ取弁
BR9510553A BR9510553A (pt) 1995-12-09 1995-12-09 Válvula de direçÃo com centro fechado
CZ972303A CZ230397A3 (en) 1995-12-09 1995-12-09 Steering system valve with closed center
EP95941083A EP0807048B1 (de) 1995-12-09 1995-12-09 Lenkventil mit geschlossener mitte

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP1995/004854 WO1997021579A1 (de) 1995-12-09 1995-12-09 Lenkventil mit geschlossener mitte
BR9510553A BR9510553A (pt) 1995-12-09 1995-12-09 Válvula de direçÃo com centro fechado

Publications (1)

Publication Number Publication Date
BR9510553A true BR9510553A (pt) 1998-01-13

Family

ID=25664726

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9510553A BR9510553A (pt) 1995-12-09 1995-12-09 Válvula de direçÃo com centro fechado

Country Status (8)

Country Link
US (1) US6016837A (pt)
EP (1) EP0807048B1 (pt)
JP (1) JP3125999B2 (pt)
BR (1) BR9510553A (pt)
CZ (1) CZ230397A3 (pt)
DE (1) DE59509786D1 (pt)
ES (1) ES2169164T3 (pt)
WO (1) WO1997021579A1 (pt)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997065A (en) * 1963-07-22 1965-06-30 Burman & Sons Ltd Hydraulically operated vehicle steering mechanisms
ES415811A1 (es) * 1973-06-02 1976-02-01 Bendiberica Sa Perfeccionamientos en mecanismos de servodireccion para ve-hiculos automoviles.
US5107752A (en) * 1986-09-19 1992-04-28 Zahnradfabrik Friedrichshafen, Ag Rotary gate valve for hydraulic servo-assisted steering systems
US4819545A (en) * 1987-07-28 1989-04-11 Trw Inc. Power steering system
US5452642A (en) * 1994-02-02 1995-09-26 Trw Inc. Power steering system with speed responsive force transmitting control
DE4437168C1 (de) * 1994-10-18 1996-02-08 Trw Fahrwerksyst Gmbh & Co Lenkventil mit geschlossener Mitte
US5697400A (en) * 1995-06-29 1997-12-16 Trw Fahrwerksysteme Gmbh & Co. Kg Steering valve

Also Published As

Publication number Publication date
JPH11500391A (ja) 1999-01-12
EP0807048B1 (de) 2001-10-31
DE59509786D1 (de) 2001-12-06
US6016837A (en) 2000-01-25
CZ230397A3 (en) 1997-11-12
JP3125999B2 (ja) 2001-01-22
EP0807048A1 (de) 1997-11-19
WO1997021579A1 (de) 1997-06-19
ES2169164T3 (es) 2002-07-01

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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(S) 7A, 8A, 9A, 10A, 11A, 12A, 13A E 14A ANUIDADE(S).

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 2046 DE 23/03/2010, E COMPROVAR O RECOLHIMENTO DA(S) 7A., 8A., 9A., 10A., 11A., 12A., 13A., 14A., 15A., 16A., E 17A. ANUIDADE(S).