GB1518035A - Servo-assisted hydraulic braking system - Google Patents

Servo-assisted hydraulic braking system

Info

Publication number
GB1518035A
GB1518035A GB41323/76A GB4132376A GB1518035A GB 1518035 A GB1518035 A GB 1518035A GB 41323/76 A GB41323/76 A GB 41323/76A GB 4132376 A GB4132376 A GB 4132376A GB 1518035 A GB1518035 A GB 1518035A
Authority
GB
United Kingdom
Prior art keywords
piston
pressurized fluid
master cylinder
pressure
oct
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
Application number
GB41323/76A
Other languages
English (en)
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.)
Fiat SpA
Original Assignee
Fiat SpA
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 Fiat SpA filed Critical Fiat SpA
Publication of GB1518035A publication Critical patent/GB1518035A/en
Expired 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
    • B60T13/12—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 liquid
    • B60T13/14—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 liquid using accumulators or reservoirs fed by pumps
    • B60T13/142—Systems with master cylinder
    • B60T13/145—Master cylinder integrated or hydraulically coupled with booster
    • 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
    • B60T13/12—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 liquid
    • B60T13/16—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 liquid using pumps directly, i.e. without interposition of accumulators or reservoirs
    • B60T13/161—Systems with master cylinder
    • B60T13/162—Master cylinder mechanically coupled with booster
    • B60T13/163—Pilot valve provided inside booster piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)
  • Braking Systems And Boosters (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
GB41323/76A 1975-10-10 1976-10-05 Servo-assisted hydraulic braking system Expired GB1518035A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69529/75A IT1047398B (it) 1975-10-10 1975-10-10 Impianto idraulico di frenatura con servofreno oleodinamico

Publications (1)

Publication Number Publication Date
GB1518035A true GB1518035A (en) 1978-07-19

Family

ID=11312334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41323/76A Expired GB1518035A (en) 1975-10-10 1976-10-05 Servo-assisted hydraulic braking system

Country Status (6)

Country Link
US (1) US4114376A (enExample)
JP (1) JPS5263568A (enExample)
DE (1) DE2645602C3 (enExample)
FR (1) FR2327126A1 (enExample)
GB (1) GB1518035A (enExample)
IT (1) IT1047398B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206605A (en) * 1974-03-12 1980-06-10 Daimler-Benz Aktiengesellschaft Installation for the power assist of actuating devices in motor vehicles, especially in a hydraulic brake system
DE2700829C2 (de) * 1977-01-11 1986-04-17 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Ausbausteuerung
DE2725941A1 (de) * 1977-06-08 1978-12-21 Daimler Benz Ag Bremsvorrichtung
FR2402564A1 (fr) * 1977-09-09 1979-04-06 Ferodo Sa Commande hydraulique notamment pour dispositif de freinage de vehicule automobile
BR7900573A (pt) * 1978-01-31 1979-08-28 Girling Ltd Aperfeicoamentos em servomotores de acionamento mecanico
DE2926063A1 (de) * 1979-06-28 1981-02-12 Teves Gmbh Alfred Bremsanlage mit hilfskraftverstaerkung
IT1119968B (it) * 1979-12-11 1986-03-19 Fiat Ricerche Impianto idraulico per un autoveicolo provvisto di comandi servo assistiti del freno e dello sterzo
DE3210115A1 (de) * 1982-03-19 1983-09-22 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische mehrkreis-bremsanlage
DE3428136A1 (de) * 1984-07-31 1986-02-13 Alfred Teves Gmbh, 6000 Frankfurt Bremsdruckgeber fuer eine hydraulische kraftfahrzeugbremsanlage
DE3439066A1 (de) * 1984-10-25 1986-04-30 Alfred Teves Gmbh, 6000 Frankfurt Bremsanlage
GB8502130D0 (en) * 1985-01-29 1985-02-27 Lucas Ind Plc Servo-assisted master cylinder assemblies
DE3542824A1 (de) * 1985-12-04 1987-06-11 Teves Gmbh Alfred Hydraulischer differenzdruckwarnschalter
US4788240A (en) * 1986-05-28 1988-11-29 Toshiba Silicone Co., Ltd. Curable polyorganosiloxane compositions
DE3627147C2 (de) * 1986-08-11 1997-09-18 Teves Gmbh Alfred Bremsdruckgeber für eine hydraulische Kraftfahrzeugbremsanlage
JP2762114B2 (ja) * 1989-05-19 1998-06-04 株式会社曙ブレーキ中央技術研究所 ブレーキ液圧発生装置
JPH0357760A (ja) * 1989-07-25 1991-03-13 Toyota Motor Corp 液圧ブースタ装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945352A (en) * 1957-07-03 1960-07-19 Kelsey Hayes Co Fluid pressure booster system
US2976686A (en) * 1958-02-07 1961-03-28 Kelsey Hayes Co Booster brake mechanism
US3064431A (en) * 1958-07-14 1962-11-20 Wagner Electric Corp Power hydraulic booster valve
GB1333050A (en) * 1969-12-19 1973-10-10 Dewandre Co Ltd C Boosted hydraulic braking systems
US3638427A (en) * 1970-04-27 1972-02-01 Bendix Corp Spool valve control for a hydraulic power boost
CH541081A (de) * 1971-07-23 1973-08-31 Adeola Ag Einrichtung zum Umschalten eines hin- und hergehenden Antriebskolbens in einem pneumatischen Antriebsaggregat
DE2154229C3 (de) * 1971-10-30 1978-09-14 Alfred Teves Gmbh, 6000 Frankfurt Hilfskraftunterstützte, hydraulische Bremsbetätigungsanlage, insbesondere für Kraftfahrzeuge
DE2215752A1 (de) * 1972-03-30 1973-10-11 Bendix Gmbh Kraftverstaerkungsvorrichtung
US3894390A (en) * 1973-03-14 1975-07-15 Itt Brake valve for an ancillary brake force device in motor vehicles
JPS5236595B2 (enExample) * 1973-11-30 1977-09-16
DE2452952A1 (de) * 1974-11-08 1976-08-12 Teves Gmbh Alfred Zweikreisbremsanlage

Also Published As

Publication number Publication date
DE2645602B2 (de) 1979-10-18
FR2327126A1 (fr) 1977-05-06
DE2645602C3 (de) 1980-07-03
DE2645602A1 (de) 1977-04-14
IT1047398B (it) 1980-09-10
US4114376A (en) 1978-09-19
JPS5263568A (en) 1977-05-26
FR2327126B1 (enExample) 1980-06-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee