ES2167607T3 - Servomotor neumatico de asistencia al frenado con valvula perfeccionada. - Google Patents
Servomotor neumatico de asistencia al frenado con valvula perfeccionada.Info
- Publication number
- ES2167607T3 ES2167607T3 ES96934910T ES96934910T ES2167607T3 ES 2167607 T3 ES2167607 T3 ES 2167607T3 ES 96934910 T ES96934910 T ES 96934910T ES 96934910 T ES96934910 T ES 96934910T ES 2167607 T3 ES2167607 T3 ES 2167607T3
- Authority
- ES
- Spain
- Prior art keywords
- chamber
- pressure source
- pneumatic brake
- brake assistance
- mandrinate
- 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
Links
- 238000012856 packing Methods 0.000 abstract 2
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
- 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
- B60T13/241—Differential pressure systems
- B60T13/246—The control valve is provided apart from the servomotor cylinder
- B60T13/248—Mechanical command of the control valve, hydraulic transmission to the brakes
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
Abstract
LA INVENCION SE REFIERE A UN SERVOMOTOR NEUMATICO DE ASISTENCIA AL FRENADO QUE CONSTA DE UNA CUBIERTA (10) CON UN EJE DE SIMETRIA (X - X ) DIVIDIDA DE FORMA ESTANCA POR AL MENOS UNA ESTRUCTURA DE TABIQUE MOVIL (12) EN AL MENOS UNA CAMARA DELANTERA (14) CONECTADA DE FORMA PERMANENTE A UNA FUENTE DE BAJA PRESION Y AL MENOS UNA CAMARA TRASERA (16) CONECTADA SELECTIVAMENTE A LA CAMARA DELANTERA (14) O A UNA FUENTE DE ALTA PRESION POR MEDIO DE UNA VALVULA DE TRES VIAS; ESTA ULTIMA VA PROVISTA DE UN EMBOLO (28, 128) QUE SE DESLIZA POR UN MANDRINADO (26, 126) DE UN PISTON (20, 90) Y VA UNIDO A UNA VARILLA DE MANDO (30, 130); LA POSICION DEL EMBOLO (28, 128) EN EL MANDRINADO (26, 126) DETERMINA LA COMUNICACION ENTRE LAS CAMARAS DELANTERA (14) Y TRASERA (16) O LA COMUNICACION ENTRE LA CAMARA TRASERA (16) Y LA FUENTE DE ALTA PRESION. SEGUN LA INVENCION, SE HA DISPUESTO EN EL PISTON (20, 90) UNA ESTRUCTURA DE SOPORTE (38, 138) EQUIPADA CON DOS JUNTAS ANULARES (46, 48; 146, 148) QUE COOPERAN CON UNA SUPERFICIE CILINDRICA (34, 134) DEL EMBOLO (28, 128) Y UNA PARTE MEDIA (40, 140) DE GUIADO DEL DESLIZAMIENTO DEL EMBOLO (28, 128).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9601043A FR2744085B1 (fr) | 1996-01-30 | 1996-01-30 | Servomoteur pneumatique d'assistance au freinage a clapet perfectionne |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2167607T3 true ES2167607T3 (es) | 2002-05-16 |
Family
ID=9488597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES96934910T Expired - Lifetime ES2167607T3 (es) | 1996-01-30 | 1996-10-15 | Servomotor neumatico de asistencia al frenado con valvula perfeccionada. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5878577A (es) |
EP (1) | EP0877690B1 (es) |
JP (1) | JP2000502970A (es) |
DE (1) | DE69618243T2 (es) |
ES (1) | ES2167607T3 (es) |
FR (1) | FR2744085B1 (es) |
WO (1) | WO1997028033A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19805841A1 (de) * | 1998-02-13 | 1999-08-19 | Itt Mfg Enterprises Inc | Bremskraftverstärker für Kraftfahrzeuge |
US6513311B1 (en) * | 2002-01-02 | 2003-02-04 | New Holland North America, Inc. | Automatic configuration of dual cutter mode windrowers |
FR2839489B1 (fr) | 2002-05-07 | 2004-11-12 | Bosch Gmbh Robert | Dispositif de fusible pour servomoteur pneumatique d'assistance au freinage |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1797853A (en) * | 1923-12-22 | 1931-03-24 | Bragg Kliesrath Corp | Power actuator |
US3037487A (en) * | 1960-11-28 | 1962-06-05 | Gen Motors Corp | Brake booster valve means |
DE1427005A1 (de) * | 1961-10-23 | 1971-03-04 | Alois Mossmann | Vorrichtung zur selbsttaetigen Einstellung oder Begrenzung der Schlittenwege von Werkzeugmaschinen |
DE1938971A1 (de) * | 1969-07-31 | 1971-02-18 | Bosch Gmbh Robert | Bremsverstaerker |
DE3445118A1 (de) * | 1984-12-11 | 1986-06-12 | Alfred Teves Gmbh, 6000 Frankfurt | Vakuumbremskraftverstaerker |
FR2638691B1 (fr) * | 1988-11-10 | 1994-05-13 | Bendix France Sa | Systeme de freinage hydraulique assiste, et servomoteur d'assistance et valve de commande adaptes a un tel systeme |
US4894068A (en) * | 1988-12-27 | 1990-01-16 | Permea, Inc. | Process for capturing nitrogen from air using gas separation membranes |
US5102432A (en) * | 1990-12-10 | 1992-04-07 | Union Carbide Industrial Gases Technology Corporation | Three-stage membrane gas separation process and system |
US5233837A (en) * | 1992-09-03 | 1993-08-10 | Enerfex, Inc. | Process and apparatus for producing liquid carbon dioxide |
CA2101804A1 (en) * | 1992-10-06 | 1994-04-07 | Christian Friedrich Gottzmann | Multiple purity membrane process |
JP3491056B2 (ja) * | 1993-09-20 | 2004-01-26 | トキコ株式会社 | 気圧式倍力装置 |
-
1996
- 1996-01-30 FR FR9601043A patent/FR2744085B1/fr not_active Expired - Fee Related
- 1996-10-15 DE DE69618243T patent/DE69618243T2/de not_active Expired - Lifetime
- 1996-10-15 JP JP9516883A patent/JP2000502970A/ja not_active Ceased
- 1996-10-15 ES ES96934910T patent/ES2167607T3/es not_active Expired - Lifetime
- 1996-10-15 US US08/737,030 patent/US5878577A/en not_active Expired - Lifetime
- 1996-10-15 WO PCT/FR1996/001604 patent/WO1997028033A1/fr active IP Right Grant
- 1996-10-15 EP EP96934910A patent/EP0877690B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69618243T2 (de) | 2002-08-08 |
FR2744085B1 (fr) | 1998-08-14 |
WO1997028033A1 (fr) | 1997-08-07 |
EP0877690A1 (fr) | 1998-11-18 |
DE69618243D1 (de) | 2002-01-31 |
EP0877690B1 (fr) | 2001-12-19 |
JP2000502970A (ja) | 2000-03-14 |
US5878577A (en) | 1999-03-09 |
FR2744085A1 (fr) | 1997-08-01 |
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