DE3610172A1 - Drehschieberventil fuer hydraulische hilfskraftlenkungen - Google Patents

Drehschieberventil fuer hydraulische hilfskraftlenkungen

Info

Publication number
DE3610172A1
DE3610172A1 DE19863610172 DE3610172A DE3610172A1 DE 3610172 A1 DE3610172 A1 DE 3610172A1 DE 19863610172 DE19863610172 DE 19863610172 DE 3610172 A DE3610172 A DE 3610172A DE 3610172 A1 DE3610172 A1 DE 3610172A1
Authority
DE
Germany
Prior art keywords
control
valve
rotary
rotary slide
slide valve
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.)
Withdrawn
Application number
DE19863610172
Other languages
German (de)
English (en)
Inventor
Dieter Elser
Helmut Hetzel
Manfred Dipl Ing Keller
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 DE3610172A1 publication Critical patent/DE3610172A1/de
Withdrawn legal-status Critical Current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
    • B62D5/08—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
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/04—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member
    • F16K47/045—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member and the closure member being rotatable
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Steering Mechanism (AREA)
  • Details Of Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
DE19863610172 1985-04-06 1986-03-26 Drehschieberventil fuer hydraulische hilfskraftlenkungen Withdrawn DE3610172A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP8500158 1985-04-06

Publications (1)

Publication Number Publication Date
DE3610172A1 true DE3610172A1 (de) 1986-10-09

Family

ID=8165022

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19863661183 Expired DE3661183D1 (enExample) 1985-04-06 1986-03-26
DE19863610172 Withdrawn DE3610172A1 (de) 1985-04-06 1986-03-26 Drehschieberventil fuer hydraulische hilfskraftlenkungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19863661183 Expired DE3661183D1 (enExample) 1985-04-06 1986-03-26

Country Status (6)

Country Link
US (1) US4848402A (enExample)
EP (1) EP0247060B1 (enExample)
JP (1) JPS62502396A (enExample)
BR (1) BR8607096A (enExample)
DE (2) DE3661183D1 (enExample)
WO (1) WO1986005753A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3635162A1 (de) * 1986-10-16 1988-04-28 Danfoss As Steuergeraet fuer eine hydrostatische lenkeinrichtung o.dgl.
DE4308020A1 (de) * 1993-03-13 1994-09-15 Claas Ohg Hydraulisches Steuerventil

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5249503A (en) * 1990-01-05 1993-10-05 William J. Weinstock Variable ratio reaction valve
US5269215A (en) * 1992-02-25 1993-12-14 Techco Corporation Control valves having parasitic leakage orifices
AU3617193A (en) * 1992-02-25 1993-09-13 Techco Corporation Control valves having parasitic leakage orifices
DE4232570C1 (de) * 1992-09-29 1994-03-31 Volkswagen Ag Drehschieberventil für eine hydraulische Servolenkeinrichtung
US5242150A (en) * 1992-09-30 1993-09-07 The United States Of America As Represented By The Secretary Of The Navy Rotary hydraulic servo or throttle valve
US5417244A (en) * 1994-02-07 1995-05-23 Trw Inc. Valve with noise reducing two stage pressure drop
US5524525A (en) * 1994-05-23 1996-06-11 A.I.L. Inc. Rotary servo valve and guidance system apparatus for controlling the same
AU695874B2 (en) * 1994-12-26 1998-08-27 Koyo Seiko Co., Ltd. Hydraulic pressure control valve
JP3240866B2 (ja) * 1995-01-19 2001-12-25 豊田工機株式会社 動力舵取装置
US5562124A (en) * 1995-02-21 1996-10-08 Trw Inc. Steering control valve with different size flow gaps for noise suppression
AU699334B2 (en) * 1995-05-05 1998-12-03 Bishop Steering Technology Limited Rotary valve for power steering gear
EP0820398B1 (en) * 1995-05-05 2004-03-03 Bishop Steering Technology Limited Rotary valve for power steering gear
JPH1045008A (ja) * 1996-07-31 1998-02-17 Toyoda Mach Works Ltd 動力舵取装置
JP2001018816A (ja) * 1999-07-08 2001-01-23 Showa Corp パワーステアリング装置
KR20050009996A (ko) * 2002-05-03 2005-01-26 티알더블유 오토모티브 유.에스.엘엘씨 파워 스티어링 제어밸브
US7152627B2 (en) * 2004-04-05 2006-12-26 R. H. Sheppard Co., Inc. Control valve for a hydraulic power steering system
US7914050B2 (en) * 2004-07-21 2011-03-29 Parker-Hannifin Corporation Adaptor and method for converting standard tube fitting/port to push-to-connect tube fitting/port
US8240719B2 (en) * 2004-07-21 2012-08-14 Parker-Hannifin Corporation Adaptor and method for converting standard tube fitting/port to push-to-connect tube fitting/port
US20090223581A1 (en) * 2008-03-04 2009-09-10 Delphi Technologies, Inc. Power steering gear housing with balanced flow pressure port
CN101324279B (zh) * 2008-07-28 2010-10-06 中国人民解放军国防科学技术大学 旋转式流体分配阀
DE102008045537A1 (de) * 2008-09-03 2010-03-04 Trw Automotive Gmbh Servoventil
US9435446B1 (en) * 2014-07-24 2016-09-06 Google Inc. Rotary valve with brake mode

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2411626A1 (de) * 1973-04-18 1975-09-18 Schreiber August Rechenharke zum reinigen eines in einem wasserkanal angeordneten rechens
GB1465445A (en) * 1974-09-13 1977-02-23 Ford Motor Co Rack and pinion power steering gear
DE2745786C2 (de) * 1977-10-12 1982-03-04 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Druckmittelsteuereinrichtung für Hilfskraftlenkungen, insbesondere für Kraftfahrzeuge
DE2835815C2 (de) * 1978-08-16 1986-09-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Drehschieberlenkventil für Hilfskraftlenkungen
DE2965519D1 (en) * 1978-10-27 1983-07-07 Dba Sa Hydraulic servosteering device for automotive vehicles
DE2856606C2 (de) * 1978-12-29 1986-04-24 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Drehschieberlenkventil für Hilfskraftlenkungen
EP0021970B1 (en) * 1979-07-02 1983-11-23 Bendiberica S.A. Control valve for fluid actuated device
GB2062560B (en) * 1979-11-14 1983-05-11 Burman & Sons Ltd Control valve for power-assisted steering gear
US4460016A (en) * 1980-05-30 1984-07-17 Toyoda Koki Kabushiki Kaisha Rotary servovalve
JPS57949A (en) * 1980-05-30 1982-01-06 Toyoda Mach Works Ltd Servo-valve
DE3126040C2 (de) * 1981-07-02 1985-12-12 Danfoss A/S, Nordborg Hydraulische Steuervorrichtung
DE3126041C2 (de) * 1981-07-02 1985-11-28 Danfoss A/S, Nordborg Hydraulische Steuervorrichtung mit einer verstellbaren Drossel
FR2527732A1 (fr) * 1982-05-26 1983-12-02 Bendiberica Sa Distributeur hydraulique rotatif et procede de fabrication de bords de fermeture chanfreines d'organe rotatif d'un tel distributeur
AU568946B2 (en) * 1984-08-08 1988-01-14 Bishop Steering Technology Limited Power steering control valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3635162A1 (de) * 1986-10-16 1988-04-28 Danfoss As Steuergeraet fuer eine hydrostatische lenkeinrichtung o.dgl.
DE4308020A1 (de) * 1993-03-13 1994-09-15 Claas Ohg Hydraulisches Steuerventil
DE4308020C2 (de) * 1993-03-13 1999-03-04 Claas Ohg Hydraulisches Steuerventil

Also Published As

Publication number Publication date
BR8607096A (pt) 1988-02-09
US4848402A (en) 1989-07-18
WO1986005753A1 (fr) 1986-10-09
EP0247060A1 (de) 1987-12-02
EP0247060B1 (de) 1988-11-17
DE3661183D1 (enExample) 1988-12-22
JPS62502396A (ja) 1987-09-17

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: ZF FRIEDRICHSHAFEN AG, 7990 FRIEDRICHSHAFEN, DE

8141 Disposal/no request for examination