ES2483597B1 - Servomotor neumático tándem de asistencia a la frenada - Google Patents

Servomotor neumático tándem de asistencia a la frenada

Info

Publication number
ES2483597B1
ES2483597B1 ES201330143A ES201330143A ES2483597B1 ES 2483597 B1 ES2483597 B1 ES 2483597B1 ES 201330143 A ES201330143 A ES 201330143A ES 201330143 A ES201330143 A ES 201330143A ES 2483597 B1 ES2483597 B1 ES 2483597B1
Authority
ES
Spain
Prior art keywords
pressure chamber
pneumatic brake
servo motor
contact
brake servo
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.)
Withdrawn - After Issue
Application number
ES201330143A
Other languages
English (en)
Other versions
ES2483597A1 (es
Inventor
Bruno Berthomieu
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to ES201330143A priority Critical patent/ES2483597B1/es
Priority to PCT/EP2014/051764 priority patent/WO2014122060A1/de
Publication of ES2483597A1 publication Critical patent/ES2483597A1/es
Application granted granted Critical
Publication of ES2483597B1 publication Critical patent/ES2483597B1/es
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B60T13/563—Vacuum systems indirect, i.e. vacuum booster units with multiple booster units, e.g. tandem booster units
    • 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
    • B60T13/5675—Supportstruts
    • 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

Abstract

Servomotor neumático tándem de asistencia a la frenada que comprende una carcasa posterior (2) configurada para fijarse a una superficie de soporte (S) de un vehículo, y que se encuentra unida a una carcasa anterior (3); un plato central (4); un pistón posterior (5) que conforma una primera cámara de presión variable (7) y una primera cámara de presión constante (8); y un pistón anterior (6) que conforma una segunda cámara de presión variable (9) y una segunda cámara de presión constante (10). Dicho servomotor (1) comprende una barra de refuerzo (30) que atraviesa la primera cámara de presión variable (7) y la primera cámara de presión constante (9); y que presenta un extremo interior (31) en contacto con el plato central (4) y un extremo exterior (32) en contacto con la carcasa posterior (2) configurado para mantener un contacto, directo o indirecto, con la superficie de soporte (S).

Description

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Claims (1)

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ES201330143A 2013-02-06 2013-02-06 Servomotor neumático tándem de asistencia a la frenada Withdrawn - After Issue ES2483597B1 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES201330143A ES2483597B1 (es) 2013-02-06 2013-02-06 Servomotor neumático tándem de asistencia a la frenada
PCT/EP2014/051764 WO2014122060A1 (de) 2013-02-06 2014-01-30 Pneumatischer servomotor in tandemanordnung als bremshilfe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201330143A ES2483597B1 (es) 2013-02-06 2013-02-06 Servomotor neumático tándem de asistencia a la frenada

Publications (2)

Publication Number Publication Date
ES2483597A1 ES2483597A1 (es) 2014-08-06
ES2483597B1 true ES2483597B1 (es) 2015-05-11

Family

ID=50031328

Family Applications (1)

Application Number Title Priority Date Filing Date
ES201330143A Withdrawn - After Issue ES2483597B1 (es) 2013-02-06 2013-02-06 Servomotor neumático tándem de asistencia a la frenada

Country Status (2)

Country Link
ES (1) ES2483597B1 (es)
WO (1) WO2014122060A1 (es)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS592667B2 (ja) * 1978-05-31 1984-01-19 トキコ株式会社 気圧式倍力装置
ZA796067B (en) * 1978-11-21 1980-10-29 Lucas Industries Ltd Servo boosters for vehicle braking systems
DE3024967A1 (de) * 1980-07-02 1982-01-28 Alfred Teves Gmbh, 6000 Frankfurt Mechanisch steuerbarer kraftverstaerker, insbesondere fuer eine hydraulische bremsanlage
JPS609939B2 (ja) * 1981-07-01 1985-03-14 日信工業株式会社 負圧式倍力装置
JPS5987360U (ja) * 1982-12-03 1984-06-13 アイシン精機株式会社 タンデム型ブレ−キ倍力装置
DE8801464U1 (es) * 1988-02-05 1989-06-08 Lucas Industries P.L.C., Birmingham, West Midlands, Gb
US5878650A (en) * 1997-05-21 1999-03-09 General Motors Corporation Power booster sealing mechanism
DE19900040A1 (de) * 1998-12-14 2000-06-15 Continental Teves Ag & Co Ohg Bremskraftverstärker in Tandem-Bauweise
DE19921945B4 (de) * 1999-05-12 2004-04-15 ZF Lemförder Metallwaren AG Tandembremskraftverstärker für Kraftfahrzeuge

Also Published As

Publication number Publication date
WO2014122060A1 (de) 2014-08-14
ES2483597A1 (es) 2014-08-06

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