ES2105877T3 - Servomotor neumatico de asistencia al frenado, de funcionamiento silencioso. - Google Patents

Servomotor neumatico de asistencia al frenado, de funcionamiento silencioso.

Info

Publication number
ES2105877T3
ES2105877T3 ES95902179T ES95902179T ES2105877T3 ES 2105877 T3 ES2105877 T3 ES 2105877T3 ES 95902179 T ES95902179 T ES 95902179T ES 95902179 T ES95902179 T ES 95902179T ES 2105877 T3 ES2105877 T3 ES 2105877T3
Authority
ES
Spain
Prior art keywords
mobile wall
seat
chapaleta
diver
wrap
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
ES95902179T
Other languages
English (en)
Inventor
Ulysse Verbo
Jean-Claude Monteillet
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.)
Bosch Systemes de Freinage SAS
Original Assignee
Bosch Systemes de Freinage 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 Bosch Systemes de Freinage SAS filed Critical Bosch Systemes de Freinage SAS
Application granted granted Critical
Publication of ES2105877T3 publication Critical patent/ES2105877T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B60T13/57—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of control valves
    • 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/002—Air treatment devices
    • B60T17/008—Silencer devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Braking Arrangements (AREA)
  • Details Of Valves (AREA)

Abstract

LA INVENCION SE REFIERE A UN SERVOMOTOR NEUMATICO DE ASISTENCIA A LA FRENADA, QUE LLEVA UNA ENVOLTURA (10) QUE POSEE UN EJE DE SIMETRIA (X-X''), SEPARADA DE MANERA ESTANCA POR UNA ESTRUCTURA DE PARED MOVIL (12, 20) EN UNA CAMARA DELANTERA (14) PERMANENTEMENTE CONECTADA A UNA FUENTE DE DEPRESION, Y UNA CAMARA TRASERA (16) CONECTADA SELECTIVAMENTE A LA CAMARA DELANTERA (14) O A LA ATMOSFERA EXTERIOR POR UNA VALVULA DE TRES VIAS (36) ACCIONADA POR UN EMBOLO-BUZO (28) QUE SE DESLIZA EN UN ESCARIADO (26) DE LA PARED MOVIL (12, 20) Y SOLIDARIO A UNA VARILLA DE CONTROL AXIAL (30) SOMETIDA A LA ACCION DE UN MUELLE DE RETORNO (68) DISPUESTO EN UN ESPACIO ANULAR (32) ENTRE LA VARILLA DE CONTROL (30) Y UNA PARTE TUBULAR TRASERA (22) DE LA ESTRUCTURA DE PARED MOVIL (12, 20) QUE ESTA EN VOLADIZO EN EL EXTERIOR DE LA ENVOLTURA (10), ESTANDO LA VALVULA DE TRES VIAS (36) DISPUESTA EN ESTA PARTE TUBULAR TRASERA (22) Y COMPRENDIENDO UN ELEMENTO DE CHAPALETA (36) QUE COOPERA POR UNA PRIMERA SUPERFICIE ANULAR (A) CON UN PRIMER ASIENTO DE CHAPALETA (28A) FORMADO SOBRE EL EMBOLO-BUZO (28) Y POR UNA SEGUNDA SUPERFICIE ANULAR (B) CON UN SEGUNDO ASIENTO DE CHAPALETA (20A) FORMADO SOBRE LA PARED MOVIL (20). SEGUN LA INVENCION, LAS PRIMERA (A) Y SEGUNDA (B) SUPERFICIES ANULARES ESTAN EN PLANOS TRANSVERSALES DIFERENTES, ESTANDO LA PRIMERA (A) Y LA SEGUNDA (B) SUPERFICIE CONECTADAS POR UNA SUPERFICIE (C) DE FORMA GENERAL TRONCOCONICA DE GUIA DEL AIRE EN MOVIMIENTO CORRIENTE ABAJO DEL PRIMER ASIENTO DE CHAPALETA (28) CUANDO ESTA ALEJADO DE LA PRIMERA SUPERFICIE ANULAR (A).
ES95902179T 1994-01-07 1994-11-29 Servomotor neumatico de asistencia al frenado, de funcionamiento silencioso. Expired - Lifetime ES2105877T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9400124A FR2714876B1 (fr) 1994-01-07 1994-01-07 Servomoteur pneumatique d'assistance au freinage, à fonctionnement silencieux.

Publications (1)

Publication Number Publication Date
ES2105877T3 true ES2105877T3 (es) 1997-10-16

Family

ID=9458841

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95902179T Expired - Lifetime ES2105877T3 (es) 1994-01-07 1994-11-29 Servomotor neumatico de asistencia al frenado, de funcionamiento silencioso.

Country Status (8)

Country Link
US (1) US5630350A (es)
EP (1) EP0738219B1 (es)
JP (1) JPH09507190A (es)
KR (1) KR960703750A (es)
DE (1) DE69403678T2 (es)
ES (1) ES2105877T3 (es)
FR (1) FR2714876B1 (es)
WO (1) WO1995018733A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0148885B1 (ko) * 1995-12-27 1998-09-15 정몽원 차량용 브레이크의 배력장치
DE19537660A1 (de) * 1995-10-10 1997-04-17 Teves Gmbh Alfred Pneumatischer Bremskraftverstärker mit Umlenkmitteln zur Umlenkung des Ansaugluftstroms
KR0143588B1 (ko) * 1995-12-19 1998-08-01 정몽원 브레이크 부우스터의 소음 방지장치
JPWO2008090934A1 (ja) * 2007-01-23 2010-05-20 ボッシュ株式会社 負圧倍力装置およびこれを用いたブレーキ倍力装置
JP2014196030A (ja) * 2013-03-29 2014-10-16 株式会社アドヴィックス 負圧式倍力装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499288A (en) * 1967-12-05 1970-03-10 Glenn T Randol Vacuum-operated brake booster device
US4085656A (en) * 1975-07-19 1978-04-25 Tokico Ltd. Vacuum booster
US4116218A (en) * 1975-12-15 1978-09-26 Midland-Ross Corporation Sequential valve for power brake unit
DE3337894A1 (de) * 1983-10-19 1985-05-09 Alfred Teves Gmbh, 6000 Frankfurt Vakuumbetriebener bremskraftverstaerker
JPS60128855U (ja) * 1984-02-09 1985-08-29 自動車機器株式会社 ブレ−キブ−スタの消音装置
DE3413739C2 (de) * 1984-04-12 1993-12-23 Teves Gmbh Alfred Vakuumbremskraftverstärker
FR2587956B1 (fr) * 1985-09-30 1987-12-24 Bendix France Servomoteur d'assistance au freinage
JPS62125657U (es) * 1986-01-31 1987-08-10
JPS63258258A (ja) * 1987-04-15 1988-10-25 Tokico Ltd 気圧式倍力装置
JPH0437019Y2 (es) * 1988-03-31 1992-09-01
FR2675449A1 (fr) * 1991-04-17 1992-10-23 Bendix Europ Services Tech Servoteur pneumatique.
US5249505A (en) * 1992-05-18 1993-10-05 Allied-Signal Inc. Poppet retainer for control valve
GB9211850D0 (en) * 1992-06-04 1992-07-15 Lucas Ind Plc Improvements in pneumatically operated boosters for vehicle braking systems

Also Published As

Publication number Publication date
US5630350A (en) 1997-05-20
EP0738219A1 (fr) 1996-10-23
FR2714876A1 (fr) 1995-07-13
DE69403678D1 (de) 1997-07-10
EP0738219B1 (fr) 1997-06-04
JPH09507190A (ja) 1997-07-22
WO1995018733A1 (fr) 1995-07-13
KR960703750A (ko) 1996-08-31
DE69403678T2 (de) 1997-10-16
FR2714876B1 (fr) 1996-03-01

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