SK278988B6 - Brzdová sústava vozidla - Google Patents

Brzdová sústava vozidla Download PDF

Info

Publication number
SK278988B6
SK278988B6 SK259-90A SK25990A SK278988B6 SK 278988 B6 SK278988 B6 SK 278988B6 SK 25990 A SK25990 A SK 25990A SK 278988 B6 SK278988 B6 SK 278988B6
Authority
SK
Slovakia
Prior art keywords
booster
brake
pressure
control unit
solenoid valve
Prior art date
Application number
SK259-90A
Other languages
English (en)
Slovak (sk)
Inventor
Glyn Phillip R. Farr
Original Assignee
Lucas Industries Public Limited Company
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
Priority claimed from GB898901066A external-priority patent/GB8901066D0/en
Priority claimed from GB898918159A external-priority patent/GB8918159D0/en
Application filed by Lucas Industries Public Limited Company filed Critical Lucas Industries Public Limited Company
Publication of SK278988B6 publication Critical patent/SK278988B6/sk

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/321Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration deceleration
    • B60T8/3255Systems in which the braking action is dependent on brake pedal data
    • B60T8/326Hydraulic systems
    • B60T8/3265Hydraulic systems with control of the booster
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/24Transmitting 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
    • B60T13/46Vacuum systems
    • B60T13/52Vacuum systems indirect, i.e. vacuum booster units
    • B60T13/57Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of control valves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/66Electrical control in fluid-pressure brake systems
    • B60T13/72Electrical control in fluid-pressure brake systems in vacuum systems or vacuum booster units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/44Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition co-operating with a power-assist booster means associated with a master cylinder for controlling the release and reapplication of brake pressure through an interaction with the power assist device, i.e. open systems
    • B60T8/441Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition co-operating with a power-assist booster means associated with a master cylinder for controlling the release and reapplication of brake pressure through an interaction with the power assist device, i.e. open systems using hydraulic boosters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/44Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition co-operating with a power-assist booster means associated with a master cylinder for controlling the release and reapplication of brake pressure through an interaction with the power assist device, i.e. open systems
    • B60T8/447Reducing the boost of the power-assist booster means to reduce brake pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/44Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition co-operating with a power-assist booster means associated with a master cylinder for controlling the release and reapplication of brake pressure through an interaction with the power assist device, i.e. open systems
    • B60T8/447Reducing the boost of the power-assist booster means to reduce brake pressure
    • B60T8/448Reducing the boost of the power-assist booster means to reduce brake pressure the power-assist booster means being a vacuum or compressed air booster
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/48Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition connecting the brake actuator to an alternative or additional source of fluid pressure, e.g. traction control systems
    • B60T8/4809Traction control, stability control, using both the wheel brakes and other automatic braking systems
    • B60T8/4827Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems
    • B60T8/4845Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems using a booster or a master cylinder for traction control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/48Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition connecting the brake actuator to an alternative or additional source of fluid pressure, e.g. traction control systems
    • B60T8/4809Traction control, stability control, using both the wheel brakes and other automatic braking systems
    • B60T8/4827Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems
    • B60T8/4845Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems using a booster or a master cylinder for traction control
    • B60T8/4854Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems using a booster or a master cylinder for traction control pneumatic boosters
SK259-90A 1989-01-18 1990-01-18 Brzdová sústava vozidla SK278988B6 (sk)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB898901066A GB8901066D0 (en) 1989-01-18 1989-01-18 Improvements in fluidpressure operated boosters for vehicle braking systems
GB898908337A GB8908337D0 (en) 1989-01-18 1989-04-13 Improvements in fluid-pressure operated boosters for vehicle braking systems
GB898918159A GB8918159D0 (en) 1989-01-18 1989-08-09 Improvements in fluid-pressure operated boosters for vehicle braking systems

Publications (1)

Publication Number Publication Date
SK278988B6 true SK278988B6 (sk) 1998-05-06

Family

ID=27264275

Family Applications (1)

Application Number Title Priority Date Filing Date
SK259-90A SK278988B6 (sk) 1989-01-18 1990-01-18 Brzdová sústava vozidla

Country Status (8)

Country Link
EP (1) EP0379329B1 (es)
JP (1) JP2924913B2 (es)
AU (1) AU622969B2 (es)
BR (1) BR9000177A (es)
DE (1) DE69024065T2 (es)
ES (1) ES2081347T3 (es)
IN (2) IN176847B (es)
SK (1) SK278988B6 (es)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8920588D0 (en) * 1989-09-12 1989-10-25 Lucas Ind Plc Improvements relating to a vacuum servo unit for use in traction control
DE3943002A1 (de) * 1989-12-27 1991-07-04 Lucas Ind Plc Fahrzeugbremsanlage
DE4310061A1 (de) * 1993-03-27 1994-09-29 Teves Gmbh Alfred Hydraulische Bremsanlage mit Schlupfregelung
EP0696534B1 (en) * 1994-01-12 1996-09-18 Lucas Industries Public Limited Company A vehicle brake system having an electronically controlled booster
US5772290A (en) * 1993-07-27 1998-06-30 Lucas Industries Public Limited Company Vehicle brake system having an electronically controlled booster
DE4400688C2 (de) * 1993-07-27 1998-10-15 Lucas Ind Plc Fahrzeugbremsanlage mit einem elektronisch gesteuerten Verstärker
GB9320661D0 (en) * 1993-10-07 1993-11-24 Lucas Ind Public Limited Electric vehicle having abs
EP0742766B1 (de) * 1994-01-20 1998-05-27 ITT Automotive Europe GmbH Hydraulische bremsanlage mit schlupfregelung
DE4418270A1 (de) * 1994-05-26 1995-11-30 Teves Gmbh Alfred Verfahren zum Regeln des Bremsdruckes
DE4431882C1 (de) * 1994-09-07 1995-11-02 Lucas Ind Plc Elektronisch regelbarer Bremskraftverstärker mit einer Leitungsdurchführung
DE4432583C1 (de) * 1994-09-13 1995-09-14 Lucas Ind Plc Fahrzeugbremsanlage mit einem elektronisch gesteuerten pneumatischen Bremskraftverstärker
DE19509065A1 (de) * 1995-03-14 1996-09-19 Teves Gmbh Alfred Bremskraftverstärker
DE19514381A1 (de) * 1995-04-19 1996-10-24 Teves Gmbh Alfred Unterdruckbremskraftverstärker
DE19526659C2 (de) * 1995-07-21 2000-02-03 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Bremsanlage eines Fahrzeugs
DE19525985A1 (de) * 1995-07-17 1997-01-23 Bayerische Motoren Werke Ag Bremsanlage für Kraftfahrzeuge mit einem Bremskraftverstärker
DE19538974B4 (de) * 1995-10-19 2004-05-13 Continental Teves Ag & Co. Ohg Bremsanlage
DE19539973A1 (de) * 1995-10-27 1997-04-30 Teves Gmbh Alfred Verfahren zum Betrieb einer hydraulischen Bremsanlage
JP3605460B2 (ja) * 1995-12-28 2004-12-22 日信工業株式会社 車両用ブレーキ装置
IT1288799B1 (it) * 1996-11-05 1998-09-24 Magneti Marelli Spa Sistema di controllo dello stazionamento e della partenza in pendenza di un autoveicolo.
WO2001070551A1 (de) * 2000-03-20 2001-09-27 Continental Teves Ag & Co.Ohg Fahrzeugbremssystem mit einem pneumatischen bremskraftverstärker
JP2002037047A (ja) * 2000-07-24 2002-02-06 Aisin Seiki Co Ltd 車両の制動制御装置
DE10147344B4 (de) * 2000-09-28 2008-07-31 Aisin Seiki K.K., Kariya Fahrzeugbewegungssteuersystem
JP4547793B2 (ja) 2000-11-17 2010-09-22 株式会社アドヴィックス 車両の運動制御装置
JP2003182550A (ja) 2001-12-25 2003-07-03 Aisin Seiki Co Ltd 車両の制動制御装置
DE10393699D2 (de) * 2002-11-16 2006-01-26 Continental Teves Ag & Co Ohg Verfahren zum Betrieb einer hydraulischen Fahrzeugbremsanlage
JP2007038764A (ja) * 2005-08-02 2007-02-15 Nissan Motor Co Ltd ブレーキ液圧制御システム
DE102006026435A1 (de) * 2005-10-07 2007-08-02 Continental Teves Ag & Co. Ohg Bremssystem für Kraftfahrzeuge
JP5110286B2 (ja) * 2007-02-28 2012-12-26 日立オートモティブシステムズ株式会社 ブレーキ装置
JP4881807B2 (ja) * 2007-07-27 2012-02-22 日立オートモティブシステムズ株式会社 液圧ブレーキ装置
DE102009000781A1 (de) * 2009-02-11 2010-08-12 Robert Bosch Gmbh Verfahren zum Betrieb einer hydraulischen, eine Blockierschutzregeleinrichtung aufweisenden Fahrzeugbremsanlage
DE102009001135A1 (de) * 2009-02-25 2010-08-26 Robert Bosch Gmbh Verfahren zur Betätigung einer hydraulischen Fahrzeugbremsanlage
DE102010041651A1 (de) * 2010-09-29 2012-03-29 Robert Bosch Gmbh Bremssystem für ein Fahrzeug
US9045120B2 (en) 2011-11-04 2015-06-02 Robert Bosch Gmbh Pedal oscillation suppression
DE102013015973A1 (de) * 2013-09-25 2015-03-26 Wabco Gmbh Steuerventilanordnung
JP2018034537A (ja) * 2016-08-29 2018-03-08 トヨタ自動車株式会社 ブレーキ制御装置
DE102017205823A1 (de) * 2017-04-05 2018-10-11 Continental Teves Ag & Co. Ohg Bremssystem

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1290161A (es) * 1968-10-11 1972-09-20
GB1374815A (en) * 1971-02-25 1974-11-20 Girling Ltd Means for controlling operation of fluid-pressure operated boosters
CA967621A (en) * 1973-02-01 1975-05-13 Lloyd G. Bach Integrated brake booster and adaptive braking modulator
DE2346886A1 (de) * 1973-09-18 1975-03-27 Daimler Benz Ag Bremseinrichtung mit einem antiblockiergeraet fuer fahrzeuge, insbesondere kraftfahrzeuge
DE2518930A1 (de) * 1975-04-29 1976-11-11 Walter Gerhard Sicherheitsvorrichtung fuer kraftfahrzeuge
US4057301A (en) * 1976-06-21 1977-11-08 General Motors Corporation Brake system
JPS5733048A (en) * 1980-08-04 1982-02-23 Honda Motor Co Ltd Throttle reaction control device of car
JPS58188746A (ja) * 1982-04-27 1983-11-04 Tokico Ltd ブレーキ制御装置
JPS59145653A (ja) * 1983-02-09 1984-08-21 Sumitomo Electric Ind Ltd アンチロツクブレ−キ制御装置
JPS6078848A (ja) * 1983-10-05 1985-05-04 Nissan Motor Co Ltd ブレ−キ倍力装置
JPS60166552A (ja) * 1984-02-08 1985-08-29 Nissan Motor Co Ltd ブレ−キ倍力装置
US4660691A (en) * 1985-05-01 1987-04-28 Allied Corporation Vehicular hill holder system having a control circuit responsive to vehicular attitude, clutch position, and gear position
EP0267018B1 (en) * 1986-11-05 1992-02-26 LUCAS INDUSTRIES public limited company Improvements in hydraulic systems for vehicles
DE3640793A1 (de) * 1986-11-28 1988-06-01 Teves Gmbh Alfred Bremsbetaetigungseinheit fuer hydraulische kraftfahrzeug-bremsanlagen
DE3643141A1 (de) * 1986-12-17 1988-07-07 Teves Gmbh Alfred Bremsanlage fuer kraftfahrzeuge
US4778225A (en) * 1987-08-10 1988-10-18 Allied-Signal Inc. Brake vacuum modulator traction control with pressure source variable as function of engine load during incipient wheel spin conditions
DE3831667A1 (de) * 1988-09-17 1990-03-22 Teves Gmbh Alfred Blockiergeschuetzte kraftfahrzeugbremsanlage

Also Published As

Publication number Publication date
AU4767390A (en) 1990-07-26
AU622969B2 (en) 1992-04-30
JP2924913B2 (ja) 1999-07-26
BR9000177A (pt) 1990-10-23
EP0379329A2 (en) 1990-07-25
IN186420B (es) 2001-08-25
DE69024065D1 (de) 1996-01-25
DE69024065T2 (de) 1996-05-09
JPH02241863A (ja) 1990-09-26
ES2081347T3 (es) 1996-03-01
EP0379329B1 (en) 1995-12-13
EP0379329A3 (en) 1992-03-04
IN176847B (es) 1996-09-21

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