DE102008014538A1 - Hydraulic motor vehicle brake system, has pump developing pressure for wheel brake for increasing brake pressure, during actuation of master brake cylinder, where delivery rate of pump is suction-side throttled by throttle valve - Google Patents
Hydraulic motor vehicle brake system, has pump developing pressure for wheel brake for increasing brake pressure, during actuation of master brake cylinder, where delivery rate of pump is suction-side throttled by throttle valve Download PDFInfo
- Publication number
- DE102008014538A1 DE102008014538A1 DE102008014538A DE102008014538A DE102008014538A1 DE 102008014538 A1 DE102008014538 A1 DE 102008014538A1 DE 102008014538 A DE102008014538 A DE 102008014538A DE 102008014538 A DE102008014538 A DE 102008014538A DE 102008014538 A1 DE102008014538 A1 DE 102008014538A1
- Authority
- DE
- Germany
- Prior art keywords
- pump
- valve
- pressure
- brake
- motor vehicle
- 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- Withdrawn
Links
- 238000002955 isolation Methods 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000010349 pulsation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements 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
- B60T8/34—Arrangements 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
- B60T8/48—Arrangements 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
- B60T8/4809—Traction control, stability control, using both the wheel brakes and other automatic braking systems
- B60T8/4827—Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems
- B60T8/4863—Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems closed systems
- B60T8/4872—Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems closed systems pump-back systems
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements 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
- B60T8/34—Arrangements 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
- B60T8/36—Arrangements 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 including a pilot valve responding to an electromagnetic force
- B60T8/3615—Electromagnetic valves specially adapted for anti-lock brake and traction control systems
- B60T8/3655—Continuously controlled electromagnetic 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements 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
- B60T8/34—Arrangements 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
- B60T8/40—Arrangements 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 comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/404—Control of the pump unit
- B60T8/4059—Control of the pump unit involving the rate of delivery
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
Die Erfindung betrifft eine hydraulische Kraftfahrzeugbremsanlage nach dem Oberbegriff des Patentanspruchs 1.The The invention relates to a hydraulic motor vehicle brake system according to the preamble of claim 1.
Für
Kraftfahrzeugbremsanlagen, die mit einem Fahrdynamikregelsystem
versehen sind, wird in der Regel eine aus der
Daher ist es die Aufgabe der Erfindung, eine hydraulische Kraftfahrzeugbremsanlage der angegebenen Art dahingehend zu verbessern, dass die Druckpulsationen am Bremspedal nicht mehr spürbar sind.Therefore It is the object of the invention, a hydraulic motor vehicle brake system the type specified to improve that the pressure pulsations on the brake pedal are no longer noticeable.
Diese Aufgabe wird erfindungsgemäß durch die den Patentanspruch 1 kennzeichnenden Merkmale gelöst.These The object is achieved by the claim 1 characterizing features solved.
Weitere Merkmale und Vorteile der Erfindung gehen aus den Unteransprüchen hervor, die auf die baulichen als auch schaltungstechnischen Merkmale zur Ausgestaltung der Kraftfahrzeugbremsanlage Bezug nehmen.Further Features and advantages of the invention will become apparent from the dependent claims which is based on structural as well as circuit characteristics Design of the motor vehicle brake system reference.
Im Nachfolgenden soll anhand zweier Ausführungsbeispiele das Wesen der Erfindung erläutert werden.in the Below is based on two embodiments, the Essence of the invention will be explained.
Es zeigen:It demonstrate:
Die
Ausführungsbeispiele gemäß den
Zur
Regelung des Radbremsdrucks sind jeweils in die Brems- bzw. Rücklaufleitung
An
das als Auslaßventil wirksame Druckmodulationsventil
Ferner
schließt sich stromabwärts zum Rückschlagventil
Somit
ergibt sich eine Kraftfahrzeugbremsanlage mit einem Umschaltventil
In
der Bremsleitung
Bei
einer Einbremsung durch den Fahrer ist zur optimalen Erhöhung
des Bremsdrucks in den Radbremsen
Zur
Saugdrosselung der Pumpe
Das
Drosselventil
Wie
aus
Auch
das Trennventil
Die
zur Saugdrosselung der Pumpe
Ein
Vergleich der Soll- und Istdruckwerte erfolgt mittels einer Auswerteschaltung
im Steuergerät
Somit
kann bei Kenntnis der hydraulischen Druckdifferenz am Drosselventil
Da
das Drosselventil
Damit
eignet sich als Drosselventil
In
Infolge
der durch das vorgeschlagene Drosselventil
Ergänzend
soll hiermit nicht unerwähnt bleiben, dass infolge der
Parallelschaltung des Drosselventils
Schließlich
soll nicht unerwähnt bleiben, dass sämtliche aus
den
- 11
- HauptbremszylinderMaster Cylinder
- 22
- Pumpepump
- 33
- Umschaltventilswitching valve
- 44
- Drosselventilthrottle valve
- 55
- Trennventilisolation valve
- 66
- Steuergerätcontrol unit
- 77
- Drucksensorpressure sensor
- 88th
- Radbremsewheel brake
- 99
- DruckmodulationsventilPressure modulation valve
- 1010
- DruckmodulationsventilPressure modulation valve
- 1111
- NiederdruckspeicherLow-pressure accumulator
- 1212
- Bremsleitungbrake line
- 1313
- RücklaufleitungReturn line
- 1414
- Saugleitungsuction
- 1515
- Rückschlagventilcheck valve
- 1616
- Saugventilsuction
- 1717
- Druckventilpressure valve
ZITATE ENTHALTEN IN DER BESCHREIBUNGQUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- - DE 10204567 A1 [0002] - DE 10204567 A1 [0002]
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008014538A DE102008014538A1 (en) | 2007-11-06 | 2008-03-15 | Hydraulic motor vehicle brake system, has pump developing pressure for wheel brake for increasing brake pressure, during actuation of master brake cylinder, where delivery rate of pump is suction-side throttled by throttle valve |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007052765 | 2007-11-06 | ||
DE102007052765.0 | 2007-11-06 | ||
DE102008014538A DE102008014538A1 (en) | 2007-11-06 | 2008-03-15 | Hydraulic motor vehicle brake system, has pump developing pressure for wheel brake for increasing brake pressure, during actuation of master brake cylinder, where delivery rate of pump is suction-side throttled by throttle valve |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102008014538A1 true DE102008014538A1 (en) | 2009-05-07 |
Family
ID=40514504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102008014538A Withdrawn DE102008014538A1 (en) | 2007-11-06 | 2008-03-15 | Hydraulic motor vehicle brake system, has pump developing pressure for wheel brake for increasing brake pressure, during actuation of master brake cylinder, where delivery rate of pump is suction-side throttled by throttle valve |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE102008014538A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022111768A1 (en) * | 2020-11-27 | 2022-06-02 | Continental Teves Ag & Co. Ohg | Brake system with noise-optimized valve control |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19601792A1 (en) * | 1996-01-19 | 1997-07-24 | Bosch Gmbh Robert | Hydraulic ABS brake circuit for automobiles, light buses and small lorries |
WO1997037879A1 (en) * | 1996-04-06 | 1997-10-16 | Itt Manufacturing Enterprises, Inc. | Anti-locking hydraulic motor vehicle brake system |
DE19717639A1 (en) * | 1996-04-26 | 1997-11-06 | Aisin Seiki | Braking fluid pressure control system for motor vehicle braking system |
DE19939437A1 (en) * | 1999-04-13 | 2000-10-19 | Continental Teves Ag & Co Ohg | Hydraulic vehicle brake unit with skid control; has pump to supply hydraulic fluid to brake and pump bypass valve connected in parallel to pump to form independent hydraulic fluid connection |
DE10204567A1 (en) | 2001-02-02 | 2002-08-29 | Continental Teves Ag & Co Ohg | Hydraulic braking system with slip control and/or active braking, has pump with electrically operated suction valve |
DE10348831A1 (en) * | 2003-01-30 | 2004-09-23 | Continental Teves Ag & Co. Ohg | Braking system for a motor vehicle has a device regulates braking and drive slippage as well as a vehicle's dynamics |
DE102004060080A1 (en) * | 2004-07-08 | 2006-02-09 | Continental Teves Ag & Co. Ohg | Motor vehicle brake assembly for traction control, has valve for adjusting cross-section of the opening for reducing the hydraulic feedback effect of the pump on the main cylinder |
DE102004014171A1 (en) * | 2004-02-10 | 2006-03-23 | Continental Teves Ag & Co. Ohg | Vehicle brake system, has assisting device in pressurizing medium of high pressure accumulator and wheel brakes are connected with low pressure accumulator which is connected with suction side of assisting device |
DE19917810B4 (en) * | 1998-04-22 | 2007-03-22 | Aisin Seiki K.K., Kariya | Hydraulic brake device for a vehicle |
-
2008
- 2008-03-15 DE DE102008014538A patent/DE102008014538A1/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19601792A1 (en) * | 1996-01-19 | 1997-07-24 | Bosch Gmbh Robert | Hydraulic ABS brake circuit for automobiles, light buses and small lorries |
WO1997037879A1 (en) * | 1996-04-06 | 1997-10-16 | Itt Manufacturing Enterprises, Inc. | Anti-locking hydraulic motor vehicle brake system |
DE19717639A1 (en) * | 1996-04-26 | 1997-11-06 | Aisin Seiki | Braking fluid pressure control system for motor vehicle braking system |
DE19917810B4 (en) * | 1998-04-22 | 2007-03-22 | Aisin Seiki K.K., Kariya | Hydraulic brake device for a vehicle |
DE19939437A1 (en) * | 1999-04-13 | 2000-10-19 | Continental Teves Ag & Co Ohg | Hydraulic vehicle brake unit with skid control; has pump to supply hydraulic fluid to brake and pump bypass valve connected in parallel to pump to form independent hydraulic fluid connection |
DE10204567A1 (en) | 2001-02-02 | 2002-08-29 | Continental Teves Ag & Co Ohg | Hydraulic braking system with slip control and/or active braking, has pump with electrically operated suction valve |
DE10348831A1 (en) * | 2003-01-30 | 2004-09-23 | Continental Teves Ag & Co. Ohg | Braking system for a motor vehicle has a device regulates braking and drive slippage as well as a vehicle's dynamics |
DE102004014171A1 (en) * | 2004-02-10 | 2006-03-23 | Continental Teves Ag & Co. Ohg | Vehicle brake system, has assisting device in pressurizing medium of high pressure accumulator and wheel brakes are connected with low pressure accumulator which is connected with suction side of assisting device |
DE102004060080A1 (en) * | 2004-07-08 | 2006-02-09 | Continental Teves Ag & Co. Ohg | Motor vehicle brake assembly for traction control, has valve for adjusting cross-section of the opening for reducing the hydraulic feedback effect of the pump on the main cylinder |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022111768A1 (en) * | 2020-11-27 | 2022-06-02 | Continental Teves Ag & Co. Ohg | Brake system with noise-optimized valve control |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
R012 | Request for examination validly filed | ||
R012 | Request for examination validly filed |
Effective date: 20150307 |
|
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |