ES2065757T3 - Servofreno de depresion. - Google Patents

Servofreno de depresion.

Info

Publication number
ES2065757T3
ES2065757T3 ES92401429T ES92401429T ES2065757T3 ES 2065757 T3 ES2065757 T3 ES 2065757T3 ES 92401429 T ES92401429 T ES 92401429T ES 92401429 T ES92401429 T ES 92401429T ES 2065757 T3 ES2065757 T3 ES 2065757T3
Authority
ES
Spain
Prior art keywords
lid
shell
spring
power brake
piston
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
ES92401429T
Other languages
English (en)
Inventor
Patrice Bendix Europe Moinard
Philippe Bendix Europe Castel
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 Europe Services Techniques
Original Assignee
AlliedSignal Europe Services Techniques
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 Europe Services Techniques filed Critical AlliedSignal Europe Services Techniques
Application granted granted Critical
Publication of ES2065757T3 publication Critical patent/ES2065757T3/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
    • B60T13/567—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of the casing or by its strengthening or mounting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)

Abstract

LA INVENCION SE REFIERE A UN SERVOFRENO CON DEPRESION, QUE COMPRENDE EN UNA CAJA CONSTITUIDA POR UNA COQUILLA (10) Y POR UNA TAPA (12),UN PISTON (20) QUE SEPARA DE MANERA ESTANCA DOS CAMARAS INTERNAS (22, 24), UN MEDIO DE VALVULA CONTROLADO POR UNA VARILLA (32) QUE ESTA EN VOLADIZO EN LA CAJA PARA ASEGURAR EL FUNCIONAMIENTO DEL SERVOFRENO, Y UN MUELLE PRETENSADO (34) DE RECUPERACION DEL PISTON (20) HACIA SU POSICION DE REPOSO SENSIBLEMENTE HACIENDO TOPE CONTRA LA TAPA (12), APOYANDOSE EL MUELLE (34) SOBRE LA COQUILLA (10). SEGUN LA INVENCION, EL MUELLE (34) COMPRENDE UN MEDIO QUE PERMITE LIMITAR LA EXTENSION CUANDO LA COQUILLA (10) Y LA TAPA (12) NO ESTAN FIJADOS UNO A OTRO.
ES92401429T 1991-07-16 1992-05-26 Servofreno de depresion. Expired - Lifetime ES2065757T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9108942A FR2679305B1 (fr) 1991-07-16 1991-07-16 Servofrein a depression.

Publications (1)

Publication Number Publication Date
ES2065757T3 true ES2065757T3 (es) 1995-02-16

Family

ID=9415147

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92401429T Expired - Lifetime ES2065757T3 (es) 1991-07-16 1992-05-26 Servofreno de depresion.

Country Status (6)

Country Link
US (1) US5272958A (es)
EP (1) EP0524033B1 (es)
JP (1) JPH05193484A (es)
DE (1) DE69200949T2 (es)
ES (1) ES2065757T3 (es)
FR (1) FR2679305B1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2715903B1 (fr) * 1994-02-04 1996-05-03 Alliedsignal Europ Services Servomoteur d'assistance de freinage, à sécurité accrue.
US6295916B1 (en) * 2000-05-30 2001-10-02 Robert Bosch Corporation Return spring arrangement for brake booster
US6897128B2 (en) * 2002-11-20 2005-05-24 Matsushita Electric Industrial Co., Ltd. Method of manufacturing semiconductor device, plasma processing apparatus and plasma processing method
FR2847541B1 (fr) * 2002-11-22 2005-09-02 Bosch Gmbh Robert Servomoteur pneumatique d'assistance de freinage d'un vehicule muni d'un dispositif de guidage et procede de montage sur un maitre-cylindre

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2308889A (en) * 1941-05-01 1943-01-19 Westinghouse Air Brake Co Brake mechanism
US4186650A (en) * 1976-10-28 1980-02-05 The Bendix Corporation Internal force multiplier for a servomotor
JPS5842057B2 (ja) * 1979-09-27 1983-09-16 日信工業株式会社 負圧式倍力装置
US4354425A (en) * 1980-05-09 1982-10-19 U.S. Industries, Inc. Fire-safe valve actuator
FR2533875A1 (fr) * 1982-09-30 1984-04-06 Dba Sa Servomoteur d'assistance au freinage a systeme amplificateur d'effort entre le piston et l'organe de sortie
JPS60170257U (ja) * 1984-03-29 1985-11-12 アイシン精機株式会社 負圧式倍力装置

Also Published As

Publication number Publication date
FR2679305B1 (fr) 1993-10-22
DE69200949T2 (de) 1995-04-27
FR2679305A1 (fr) 1993-01-22
US5272958A (en) 1993-12-28
DE69200949D1 (de) 1995-02-02
EP0524033A1 (fr) 1993-01-20
EP0524033B1 (fr) 1994-12-21
JPH05193484A (ja) 1993-08-03

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