CO4370074A1 - Dispositivo de freno impulsado con desplazamiento disimulado y ganancia garantizada - Google Patents

Dispositivo de freno impulsado con desplazamiento disimulado y ganancia garantizada

Info

Publication number
CO4370074A1
CO4370074A1 CO94054114A CO94054114A CO4370074A1 CO 4370074 A1 CO4370074 A1 CO 4370074A1 CO 94054114 A CO94054114 A CO 94054114A CO 94054114 A CO94054114 A CO 94054114A CO 4370074 A1 CO4370074 A1 CO 4370074A1
Authority
CO
Colombia
Prior art keywords
force
valve
brake device
entry
pneumatic
Prior art date
Application number
CO94054114A
Other languages
English (en)
Inventor
Philippe Castel
Castello Olivier
Original Assignee
Alliedsignal Europ Services
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 Alliedsignal Europ Services filed Critical Alliedsignal Europ Services
Publication of CO4370074A1 publication Critical patent/CO4370074A1/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE 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
    • B60T13/00—Transmitting 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
    • B60T13/10—Transmitting 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 fluid assistance, drive, or release
    • B60T13/24—Transmitting 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 fluid assistance, drive, or release the fluid being gaseous
    • B60T13/46—Vacuum systems
    • B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
    • B60T13/569—Vacuum systems indirect, i.e. vacuum booster units characterised by piston details, e.g. construction, mounting of diaphragm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE 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
    • B60T13/00—Transmitting 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
    • B60T13/10—Transmitting 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 fluid assistance, drive, or release
    • B60T13/24—Transmitting 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 fluid assistance, drive, or release the fluid being gaseous
    • B60T13/46—Vacuum systems
    • B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
    • B60T13/565—Vacuum systems indirect, i.e. vacuum booster units characterised by being associated with master cylinders, e.g. integrally formed

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Braking Arrangements (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)

Abstract

REIVINDICACION NUMERO DISPOSITIVO DE FRENO IMPULSADO PARA UN VEHICULO DE MOTOR QUE CONSTA POR UNA PARTE DE UN CILINDRO MAESTRO (2) LLENO DE UN FLUIDO PARA FRENOS Y EQUIPADO CON UN PISTON HIDRAULICO PRINCIPAL (11), CUYO PROPOSITO ES EL DE RECIBIR UNA FUERZA DE ACCION COMPUESTA POR UNA FUERZA DE ENTRADA Y POR UNA FUERZA DE IMPULSO, LAS DOS FUERZAS ACTUAN EN DIRECCION AXIAL; Y QUE CONSTA POR OTRA PARTE, DE UN IMPULSADOR NEUMATICO (1) CAPAZ DE SER ACTIVADO MEDIANTE LA APLICACION DE DICHA FUERZA DE ENTRADA A UNA BARRA DE CONTROL (8) QUE CONTROLA LA APERTU- RA DE UNA VALVULA (7) CON EL FIN DE EJERCER DICHA FUERZA DE ACCION SOBRE EL PISTON HIDRAULICO PRIN- CIPAL; CONSTANDO EL IMPULSOR DE UNA CAMISA RIGIDA (3) DIVIDIDA EN DOS CAMARAS (3a, 3b) POR MEDIO DE AL MENOS UN TABIQUE MOVIBLE (4), APRETADAS DE TAL MANERA QUE SE EVITEN LAS FUGAS, TABIQUE ESTE CON CAPACIDAD DE MOVERSE EN LA MISMA DIRECCION EN QUE LO HACE UN PISTON NEUMATICO (5) QUE PORTA DI- CHA VALVULA, BAJO EL EFECTO DE UNA DIFERENCIA DE PRESION ESTABLECIDA ENTRE LAS DOS CAMARAS MEDIANTE LA APERTURA DE LA VALVULA, Y POR SI MISMO EN CA- PACIDAD TAMBIEN DE MOVERSE CON RESPECTO A LA CAMI- SA; DICHA FUERZA DE ENTRADA SE TRANSMITE A TRAVES DE UN DISCO DE REACCION (23) SOBRE EL CUAL TAMBIEN SE SOSTIENE DICHO PISTON NEUMATICO, CON EL FIN DE SUMINISTRARLE AL MENOS UNAPARTE DE DICHA FUERZA DE IMPULSO. FIGURA 1 . . . . . . . . . . . . . . . . . .
CO94054114A 1993-11-29 1994-11-28 Dispositivo de freno impulsado con desplazamiento disimulado y ganancia garantizada CO4370074A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9314225A FR2713181B1 (fr) 1993-11-29 1993-11-29 Dispositif de freinage assisté à course masquée et à gain garanti.

Publications (1)

Publication Number Publication Date
CO4370074A1 true CO4370074A1 (es) 1996-10-07

Family

ID=9453304

Family Applications (1)

Application Number Title Priority Date Filing Date
CO94054114A CO4370074A1 (es) 1993-11-29 1994-11-28 Dispositivo de freno impulsado con desplazamiento disimulado y ganancia garantizada

Country Status (13)

Country Link
US (1) US5572870A (es)
EP (1) EP0730538B1 (es)
JP (1) JPH09505540A (es)
KR (1) KR960704745A (es)
CN (1) CN1125421A (es)
BR (1) BR9406719A (es)
CO (1) CO4370074A1 (es)
DE (1) DE69403675T2 (es)
ES (1) ES2104427T3 (es)
FR (1) FR2713181B1 (es)
TR (1) TR28683A (es)
TW (1) TW254900B (es)
WO (1) WO1995014597A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2784642B1 (fr) * 1998-10-20 2000-12-15 Bosch Sist De Frenado Sl Maitre-cylindre a reaction hydraulique et a effort d'entree accru
FR2828465B1 (fr) * 2001-08-08 2003-10-24 Bosch Gmbh Robert Dispositif de freinage utilisant un servomoteur a maitre cylindre integre
FR2860473B1 (fr) * 2003-10-06 2007-01-12 Bosch Gmbh Robert Servomoteur d'assistance pneumatique au freinage a course morte reduite et systeme de freinage comportant un tel servomoteur
CN103496364B (zh) * 2013-09-03 2016-03-30 广东中博汽车零部件有限公司 预制动式真空助力器及其带制动主缸总成

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159975A (en) * 1964-02-03 1964-12-08 Kelsey Hayes Co Brake operating mechanism
US3540219A (en) * 1967-05-30 1970-11-17 Aisin Seiki Pneumatic booster assembly for brake system,especially adapted for automotive use
US3559406A (en) * 1969-05-02 1971-02-02 Bendix Corp Vehicle braking system
US3914941A (en) * 1974-06-20 1975-10-28 Bendix Corp Metering valve for proportioning an input force between concentric pistons
US3937021A (en) * 1974-07-01 1976-02-10 The Bendix Corporation Hold off valve for a two stage servomotor
JPS599973Y2 (ja) * 1978-08-26 1984-03-29 アイシン精機株式会社 ブレ−キブ−スタ付マスタシリンダ
JPS5547942A (en) * 1978-09-27 1980-04-05 Nippon Air Brake Co Ltd Master cylinder with vacuum pressure type booster
DE3112343A1 (de) * 1981-03-28 1982-10-14 Alfred Teves Gmbh, 6000 Frankfurt Bremskraftverstaerker fuer kraftfahrzeuge
DE3401402C2 (de) * 1984-01-17 1993-09-30 Teves Gmbh Alfred Vakuumbremskraftverstärker
GB9015669D0 (en) * 1990-07-17 1990-09-05 Lucas Ind Plc Servo assisted hydraulic master cylinder assembly
WO1994007722A1 (fr) * 1992-09-30 1994-04-14 Alliedsignal Europe Services Techniques Dispositif de freinage assiste a reaction hydraulique ralentie
FR2696142B1 (fr) * 1992-09-30 1994-12-30 Alliedsignal Europ Services Dispositif de freinage assisté à réaction hydraulique et saut réglable.

Also Published As

Publication number Publication date
FR2713181B1 (fr) 1996-02-09
EP0730538B1 (fr) 1997-06-04
US5572870A (en) 1996-11-12
EP0730538A1 (fr) 1996-09-11
BR9406719A (pt) 1996-02-06
DE69403675D1 (de) 1997-07-10
TW254900B (es) 1995-08-21
JPH09505540A (ja) 1997-06-03
CN1125421A (zh) 1996-06-26
TR28683A (tr) 1997-01-02
KR960704745A (ko) 1996-10-09
ES2104427T3 (es) 1997-10-01
FR2713181A1 (fr) 1995-06-09
DE69403675T2 (de) 1997-11-27
WO1995014597A1 (fr) 1995-06-01

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