ES2105546T3 - Dispositivo de frenado y bomba piezoelectrica de mando. - Google Patents

Dispositivo de frenado y bomba piezoelectrica de mando.

Info

Publication number
ES2105546T3
ES2105546T3 ES94400711T ES94400711T ES2105546T3 ES 2105546 T3 ES2105546 T3 ES 2105546T3 ES 94400711 T ES94400711 T ES 94400711T ES 94400711 T ES94400711 T ES 94400711T ES 2105546 T3 ES2105546 T3 ES 2105546T3
Authority
ES
Spain
Prior art keywords
pump
signals
fluid
fluid pressure
braking device
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
ES94400711T
Other languages
English (en)
Inventor
Pascale Minier
Daniel Guyomar
Jean-Denis Sauzade
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Application granted granted Critical
Publication of ES2105546T3 publication Critical patent/ES2105546T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/321Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration deceleration
    • B60T8/3255Systems in which the braking action is dependent on brake pedal data
    • B60T8/326Hydraulic systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • B60T13/745Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on a hydraulic system, e.g. a master cylinder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/40Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
    • B60T8/4018Pump units characterised by their drive mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/40Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
    • B60T8/4031Pump units characterised by their construction or mounting

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Regulating Braking Force (AREA)

Abstract

DISPOSITIVO DE FRENADO Y BOMBA PIEZOELECTRICA DE CONTROL PARA VEHICULOS AUTOMOVILES QUE COMPRENDE: ADO POR UNA PRESION DE FLUIDO, DE PUESTA BAJO PRESION DE FLUIDO, DE ALIMENTACION DE DICHA BOMBA, PRESION DEL FLUIDO SUMINISTRADO POR LA BOMBA, CCIONAMIENTO DEL RECEPTOR. FLUIDO EN DIFERENTES PUNTOS DE UN CIRCUITO HIDRAULICO, Y UNA UNIDAD CENTRAL (3) DE TRATAMIENTO DE SEÑALES, CARACTERIZADO EN QUE EL ORGANO DE ACCIONAMIENTO DEL RECEPTOR SUMINISTRA UNA SEÑAL DE CONTROL A LA UNIDAD CENTRAL DISPUESTA ENTRE DICHO ORGANO DE ACCIONAMIENTO Y LA BOMBA, LA CUAL ESTA CONTROLADA A PARTIR DE DICHA UNIDAD CENTRAL MEDIANTE UN BLOQUE DE ALIMENTACION (4) ELECTRICA CONJUNTAMENTE CON LAS VALVULAS DE CONTROL (6,7) POR SEÑALES E1 EMITIDAS POR EL ORGANO DE ACCIONAMIENTO, POR SEÑALES E2, E3 SALIDAS DE LO DETECTORES DE PRESION DEL FLUIDO Y POR SEÑALES E4 CARACTERISTICAS DE LA DINAMICA DE LA RUEDA CON EL FIN DE ASEGURAR UN FRENADO OPTIMO DEL VEHICULO.
ES94400711T 1993-04-02 1994-04-01 Dispositivo de frenado y bomba piezoelectrica de mando. Expired - Lifetime ES2105546T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9303884A FR2703314B1 (fr) 1993-04-02 1993-04-02 Dispositif de freinage et pompe piézoélectrique de commande.

Publications (1)

Publication Number Publication Date
ES2105546T3 true ES2105546T3 (es) 1997-10-16

Family

ID=9445672

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94400711T Expired - Lifetime ES2105546T3 (es) 1993-04-02 1994-04-01 Dispositivo de frenado y bomba piezoelectrica de mando.

Country Status (4)

Country Link
EP (1) EP0618114B1 (es)
DE (1) DE69404519T2 (es)
ES (1) ES2105546T3 (es)
FR (1) FR2703314B1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5597292A (en) * 1995-06-14 1997-01-28 Alliedsignal, Inc. Piezoelectric booster pump for a braking system
DE19542656A1 (de) 1995-11-15 1997-05-22 Lucas Ind Plc Bremsanlage
US20070085449A1 (en) 2005-10-13 2007-04-19 Nanyang Technological University Electro-active valveless pump
DE102011077107A1 (de) * 2011-06-07 2012-12-13 Robert Bosch Gmbh Ersatzschaltung zur Aktivierung einer elektrischen Vakuumpumpe bei Steuergeräteausfall

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0657526B2 (ja) * 1985-05-20 1994-08-03 株式会社日本自動車部品総合研究所 車両用アンチスキツド・ブレ−キ装置
JPH042556A (ja) * 1990-04-18 1992-01-07 Aisin Seiki Co Ltd 車輪制動制御装置

Also Published As

Publication number Publication date
EP0618114B1 (fr) 1997-07-30
DE69404519D1 (de) 1997-09-04
FR2703314B1 (fr) 1995-05-05
DE69404519T2 (de) 1998-04-02
EP0618114A1 (fr) 1994-10-05
FR2703314A1 (fr) 1994-10-07

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