ES2063944T3 - Valvula de seguridad para fluidos hidraulicos. - Google Patents

Valvula de seguridad para fluidos hidraulicos.

Info

Publication number
ES2063944T3
ES2063944T3 ES90403387T ES90403387T ES2063944T3 ES 2063944 T3 ES2063944 T3 ES 2063944T3 ES 90403387 T ES90403387 T ES 90403387T ES 90403387 T ES90403387 T ES 90403387T ES 2063944 T3 ES2063944 T3 ES 2063944T3
Authority
ES
Spain
Prior art keywords
duct
pressure
mentioned
access route
resting
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.)
Expired - Lifetime
Application number
ES90403387T
Other languages
English (en)
Inventor
Bacardit Joan Bendix Esp Simon
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.)
AlliedSignal Automotive Espana SA
Original Assignee
Bendix Espana SA
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 Bendix Espana SA filed Critical Bendix Espana SA
Application granted granted Critical
Publication of ES2063944T3 publication Critical patent/ES2063944T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0473—Multiple-way safety valves
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • Y10T137/2612—Common sensor for both bypass or relief valve and other branch 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • Y10T137/2617—Bypass or relief valve biased open
    • Y10T137/262—Increasing pressure progressively closes then reopens by-pass or relief valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Safety Valves (AREA)
  • Power Steering Mechanism (AREA)

Abstract

ESTA INVENCION SE REFIERE A UNA VALVULA DE DESCOMPRESION PARA CONTROLAR LA PRESION DE UN FLUIDO HIDRAULICO DENTRO DE UN PRIMER CONDUCTO 30, QUE SE COMUNICA CON UN AGUJERO 14,16 QUE HAY EN UN CUERPO 10; UNA VIA DE ACCESO ENTRE EL MENCIONADO PRIMER CONDUCTO 30 Y UN SEGUNDO CONDUCTO 34 QUE CONECTA A UN CIRCUITO HIDRAULICO PRIMARIO BAJO PRESION A DICHO AGUJERO 14,16 ESTANDO PROVISTO EN SU POSICION DE REPOSO DE UNA PIEZA DE VALVULA CUANDO LA PRESION EXISTENTE EN DICHO PRIMER CONDUCTO 30 ES MAS BAJA QUE UNA PRESION UMBRAL DETERMINADA POR LA PRECARGA DE UN MEDIO ELASTICO, FORZANDO EL QUE LA MENCIONADA PIEZA DE VALVULA QUEDE EN REPOSO, QUEDANDO DICHA VIA DE ACCESO INTERRUMPIDA CUANDO LA PRESION MENCIONADA EN EL MENCIONADO PRIMER CONDUCTO 30 ALCANZA SENSIBLEMENTE EL VALOR UMBRAL MENCIONADO DE ACUERDO CON ESTA INVENCION, UN AUMENTO DE DICHA PRESION EN EL MENCIONADO PRIMER CONDUCTO QUE SOBREPASE DICHO VALOR UMBRAL DA COMO RESULTADO UNA VIA DE ACCESO ENTRE EL MENCIONADO PRIMER CONDUCTO 30 Y UN TERCER CONDUCTO 38 QUE ESTA CONECTADO A UN CIRCUITO DE BAJA PRESION.
ES90403387T 1990-01-22 1990-11-29 Valvula de seguridad para fluidos hidraulicos. Expired - Lifetime ES2063944T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9000175A ES2019805A6 (es) 1990-01-22 1990-01-22 Valvula de descarga para fluido hidraulico.

Publications (1)

Publication Number Publication Date
ES2063944T3 true ES2063944T3 (es) 1995-01-16

Family

ID=8265562

Family Applications (2)

Application Number Title Priority Date Filing Date
ES9000175A Expired - Fee Related ES2019805A6 (es) 1990-01-22 1990-01-22 Valvula de descarga para fluido hidraulico.
ES90403387T Expired - Lifetime ES2063944T3 (es) 1990-01-22 1990-11-29 Valvula de seguridad para fluidos hidraulicos.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES9000175A Expired - Fee Related ES2019805A6 (es) 1990-01-22 1990-01-22 Valvula de descarga para fluido hidraulico.

Country Status (6)

Country Link
US (1) US5058618A (es)
EP (1) EP0438933B1 (es)
JP (1) JPH04211772A (es)
BR (1) BR9006346A (es)
DE (1) DE69013322T2 (es)
ES (2) ES2019805A6 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732730A (en) * 1995-09-11 1998-03-31 Delavan Inc Combined check valve and metering valve assembly
US6698446B2 (en) 2002-07-12 2004-03-02 R. Conrader Company Check valve
ITBO20060206A1 (it) * 2006-03-23 2007-09-24 Piersburg S P A Dispositivo dissipatore di pressione per un circuito idraulico.
IT1392190B1 (it) * 2008-12-12 2012-02-22 Bosch Gmbh Robert Valvola di sovra-pressione per un impianto di alimentazione di combustibile e impianto di alimentazione di combustibile comprendente tale valvola di sovrapressione
JP4947561B2 (ja) * 2009-07-31 2012-06-06 株式会社ｏｆｆｉｃｅ・ＨＡＭＭＥＲ 圧力制御弁および圧力制御弁を備えたタイヤ
CN102494166B (zh) * 2011-12-29 2013-03-27 珠海铂鸥卫浴用品有限公司 一种过流保护阀
CN106286925B (zh) * 2016-08-17 2018-11-16 中国航空工业集团公司西安飞行自动控制研究所 一种新型稳压溢流阀
CN110792819B (zh) * 2019-11-15 2021-07-13 兴伟阀门集团有限公司 一种旋转式截止阀

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2327830A (en) * 1942-09-18 1943-08-24 Merit Engineering Inc Loading valve
US3358705A (en) * 1964-09-09 1967-12-19 Joseph L Krechel Valve assembly
US3999568A (en) * 1976-01-13 1976-12-28 Chapman Walter R Self unloading check valve
EP0211074B1 (en) * 1985-02-08 1992-04-29 DiBARTOLO, Ernest, A. Direct-acting, differential piston relief valve
US4941502A (en) * 1989-05-31 1990-07-17 Keystone International Holdings Corp. Low pressure recirculation valve

Also Published As

Publication number Publication date
JPH04211772A (ja) 1992-08-03
DE69013322D1 (de) 1994-11-17
EP0438933A3 (en) 1991-12-18
DE69013322T2 (de) 1995-02-16
US5058618A (en) 1991-10-22
EP0438933A2 (en) 1991-07-31
ES2019805A6 (es) 1991-07-01
EP0438933B1 (en) 1994-10-12
BR9006346A (pt) 1991-09-24

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