WO1992018361A1 - Systeme de freinage hydraulique actionne par energie exterieure, pourvu d'un dispositif d'anti-blocage et d'anti-patinage a l'acceleration, destine particulierement a des vehicules automobiles - Google Patents

Systeme de freinage hydraulique actionne par energie exterieure, pourvu d'un dispositif d'anti-blocage et d'anti-patinage a l'acceleration, destine particulierement a des vehicules automobiles Download PDF

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Publication number
WO1992018361A1
WO1992018361A1 PCT/DE1992/000195 DE9200195W WO9218361A1 WO 1992018361 A1 WO1992018361 A1 WO 1992018361A1 DE 9200195 W DE9200195 W DE 9200195W WO 9218361 A1 WO9218361 A1 WO 9218361A1
Authority
WO
WIPO (PCT)
Prior art keywords
brake
valve
pressure
line
wheel
Prior art date
Application number
PCT/DE1992/000195
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Willmann
Hermann Winner
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
Publication of WO1992018361A1 publication Critical patent/WO1992018361A1/fr

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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
    • B60T8/321—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 deceleration
    • B60T8/3255—Systems in which the braking action is dependent on brake pedal data
    • B60T8/326—Hydraulic 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
    • 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
    • B60T13/66—Electrical control in fluid-pressure brake 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
    • B60T7/00—Brake-action initiating means
    • B60T7/02—Brake-action initiating means for personal initiation
    • B60T7/04—Brake-action initiating means for personal initiation foot actuated
    • B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
    • 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
    • B60T8/4072—Systems in which a driver input signal is used as a control signal for the additional fluid circuit which is normally used for braking
    • 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
    • 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
    • B60T8/88—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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
    • B60T8/92—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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action
    • B60T8/96—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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on speed responsive control means

Definitions

  • Hydraulic power brake system with anti-lock and traction slip device especially for motor vehicles
  • the invention is based on a hydraulic power brake system according to the preamble of the main claim.
  • Such a brake system is already known (EP-A-0 025 714), in which the brake pedal only interacts with a pedal travel sensor, the signal of which, like the signal of a wheel speed sensor, can be evaluated in an electronic control unit.
  • the control unit controls a valve arrangement in a line between a pressure medium source and a wheel brake.
  • pressure medium is now introduced into the wheel brake and brake pressure is built up.
  • This brake pressure is modulated by means of the valve arrangement if there is a risk of locking on the ratchet brake.
  • the valve arrangement controls the pressure medium from the wheel brake into a reservoir from which the pressure medium source is fed.
  • This brake system is designed as a very compact unit and, apart from the brake pedal and the pedal travel sensor, on the vehicle wheel arranged.
  • the number of brake systems assigned to the vehicle thus corresponds to the number of braked vehicle wheels. If, however, the electronic control unit, the pedal travel sensor or the valve actuation is disturbed in one of these braking systems, there is a total failure of the braking effect on the corresponding vehicle wheel. This can make the vehicle uncontrollable when braking.
  • the hydraulic power brake system according to the invention with the characterizing the features of the main claim has the advantage that, in the event of a failure of the electronic control, the vehicle can be braked at least as long as the pressure medium source is able to provide pressure medium at a sufficient pressure level put. In such a faulty state, in which the electromagnetically actuated valves assume their spring-actuated basic position, control is taken over by the mechanical brake control valve actuated directly by the brake pedal. The functional reliability of the brake system is therefore very high. In addition, with the brake system intact, traction control operation is also possible, in that the control device feeds pressure medium into the wheel brake on the line path that is independent of the pedal actuation.
  • the design of the hydraulic brake system characterized in claim 4 is particularly advantageous because it simplifies it considerably, but nevertheless remains functional in a brake circuit if the electronic control fails.
  • the further development of the hydraulic brake system specified in claim 6 is advantageous in that an essential extension of the function is achieved, for example for vehicle stabilization and for collision avoidance.
  • FIG. 1 shows a circuit diagram of a hydraulic power brake system with electronic and auxiliary mechanical control ⁇ of brake pressure in the wheel brake of two brake circuits, as a first embodiment
  • Figure 2 shows a circuit diagram of a hydraulic power brake system with electronic and auxiliary in a brake circuit mechanical control of the brake pressure and in a second brake circuit only electronic brake pressure control, as a second embodiment.
  • the first exemplary embodiment shown in FIG. 1 relates to a hydraulic power brake system 10 with an anti-lock and traction control device 11 for motor vehicles.
  • the brake system 10 has a brake pedal 13 acting on a tappet 12.
  • a brake pedal displacement sensor 14 interacts with the tappet 12.
  • a first mechanical brake control valve 15 of a brake circuit I and a second mechanical brake control valve 16 of a brake circuit II of the brake system can be actuated with the tappet 12.
  • the plunger 12 acts on a displacement force simulator 17.
  • the brake circuit I of the brake system 10 includes the two Radbre sen 20, 21 of the front axle of the vehicle.
  • a hydraulic pressure medium source 22 belongs to the brake circuit I, which essentially consists of a reservoir 23 for pressure medium, a high pressure pump 24 and a high pressure accumulator 25.
  • the high-pressure pump 24 can be driven by an electric drive motor 26 or by the drive motor of the motor vehicle.
  • a first brake line 29 extends from the pressure medium source 22 to the ratchet brake 20 of the brake circuit I.
  • an inlet valve 30 designed as a 2/2-way valve with a spring-operated blocking position and an electromagnetically operable passage position.
  • an outlet line 31 leading to the reservoir 23 with an outlet valve 32 extends between the ratchet brake 20 and the inlet valve 30.
  • This is also designed as a 2/2-way valve with a spring-operated blocking position and an electromagnetically operable passage position.
  • the inlet valve 30 and the outlet valve 32 form a valve arrangement 33 for the introduction of pressure medium into the wheel brake 20 and for the discharge of pressure medium from the wheel brake into the reservoir 23 Brake line 29 and the high-pressure accumulator 25 connected.
  • the ratchet brake 21 is also connected to a line branch 35 of the outlet line 31 with the reservoir 23.
  • a valve arrangement 36 comprising an inlet valve 37 and an outlet valve 38 in the same way as the ratchet brake 20.
  • a second brake line 39 also runs from the hydraulic pressure medium source 22 and runs parallel to the first brake line 29 to the wheel brake 20.
  • the first mechanical brake control valve 15 already mentioned is located in this brake line 39.
  • the brake control valve 15 has a first brake line connection 15.1, with which it is connected to the high-pressure accumulator 25 communicates.
  • the brake line 39 leads to the wheel brake 20 from a second connection 15.2.
  • An outlet line 40 leads to the pressure medium reservoir 23 from a third connection 15.3 of the brake control valve 15.
  • the brake control valve 15 has a spring-operated rest position, in which the second connection 15.2 is connected to the third connection 15.3 and the connection 15.1 is blocked.
  • the brake control valve 15 By depressing the brake pedal 13, the brake control valve 15 can be moved into a working position in which the first connection 15.1 is connected to the second connection 15.2, while the third connection 15.3 is blocked.
  • the brake control valve 15 can assume any number of intermediate positions between the rest position and the working position, so that the pressure medium flow from the pressure medium source 22 to the wheel brake 20 can be set sufficiently finely.
  • the second brake line 39 which is connected to the first brake line 29 between the inlet valve 30 of the valve arrangement 33 and the wheel brake 20, there is a shut-off valve 41 between the brake control valve 15 and the wheel brake 20 -Directional control valve with spring-operated open position and solenoid-operated blocking position.
  • a line branch 42 with a shut-off valve 43 also arranged therein leads to the wheel brake 21.
  • the brake pressure is connected to the first brake line 29 and its line branch 34 between the corresponding valve arrangement 33 or 36 and the wheel brake 20 or 21 in the wheel brake detecting pressure sensor 44 and 45 connected.
  • the brake circuit II of the hydraulic power brake system 10 is assigned to the wheel brakes 48, 49 of the rear axle of the vehicle.
  • the brake circuit II, to which the second mechanical brake control valve 16 is assigned has the same structure as the brake circuit I and is therefore also equipped with pressure sensors 50, 51 assigned to the wheel brakes 48, 49.
  • the hydraulic power brake system 10 also has an electronic control unit 54 to which the brake pedal displacement sensor 14 and the pressure sensors 44, 45, 50, 51 are connected.
  • the control device 54 is also connected to the rotational behavior of the wheel speed sensors 55, 56, 57, 58 which are assigned to the wheel brakes 20, 21, 48, 49.
  • control unit 54 further sensors are connected to the control unit 54, for example a longitudinal deceleration sensor 59, a lateral acceleration sensor 60 and a sensor 61 for obstacles in the travel path.
  • the various electromagnetically actuable valves of the brake system 10 are also connected to the control unit 54, for example the valves 30, 32, 41 assigned to the brake 20.
  • the hydraulic power brake system 10 has the following function, explained using the brake circuit I:
  • a braking request expressed by the driver of the vehicle by depressing the brake pedal 13 is recognized by the electronic control unit 54 on the basis of the signal from the brake pedal displacement sensor 14.
  • the control device 54 switches the shut-off valves 41, 43 in the brake circuit I into the blocking position, so that pressure medium from the high-pressure accumulator 25 charged at the start of the journey is prevented by the second brake line 39 and the line branch 42.
  • the control device 54 simultaneously switches the inlet valve 30 in the first brake line 29 and the inlet valve 37 in the brake line branch 34 into the open position. Pressure medium can now be shifted from the high-pressure accumulator 25, which is charged at the start of the journey, through the first brake line 29 and the line branch 34 into the wheel brake 20, 21 and build up brake pressure there.
  • the electronic control unit 54 controls the brake pressure as a function of the brake pedal travel. If the brake pressure monitored by means of the pressure sensors 44, 45 exceeds the Control unit 54 has reached the predetermined value, the control unit 54 switches the inlet valves 30 and 37 into the blocking position. The brake pressure in the wheel brakes 20, 21 is now kept at the value reached. When braking, ie when the brake pedal 13 is released, the control unit 54 switches the exhaust valves 32, 38 into the open position, while the intake valves 30, 37 remain in the blocking position. Brake pressure is reduced by the discharge of pressure medium from the wheel brakes 20, 21 into the reservoir 23.
  • the control device 54 switches the two valves 30, 32 of the valve arrangement 33 in phases for brake pressure reduction, pressure maintenance and pressure build-up.
  • the control device 54 can stabilize the vehicle by braking intervention. This can be done by reducing the brake pressure or increasing the brake pressure compared to the brake pressure dependent on the driver's braking request.
  • the power brake system 10 can also be activated independently of a driver's braking request. This is the case if, when starting and accelerating the vehicle, for example, drive slip occurs to an impermissibly large extent on the vehicle wheel assigned to the ratchet brake 20.
  • This state is recognized by the control unit 54 on the basis of the signals from the speed sensors 55, 56, 57, 58 and controlled by switching the inlet valve 30 into the passage division brake pressure into the wheel brake 20.
  • phases for pressure maintenance and pressure reduction in the wheel brake 20 follow the phase of the brake pressure build-up.
  • brake pressure can be applied to all four wheel brakes 20, 21, 48, 49 of the vehicle if the electronic control unit 54 detects on the basis of signals from the obstacle sensor 61 that an obstacle appears in the travel path of the vehicle.
  • the vehicle can be braked as long as the hydraulic pressure medium source 22 is able to provide pressure medium at a sufficient pressure level. Since the electromagnetically actuable valves of the brake system 10 remain in their spring-actuated basic position, when the brake pedal 13 is actuated, pressure medium can be introduced into the wheel brakes 20 and 21 through the second brake line 39 and the mechanical brake control valve 15 and the shut-off valves 41 and 43 become. When the brake pressure is reduced, pressure medium is discharged through the brake line 39 and the outlet line 40 into the reservoir 23.
  • the second embodiment shown in FIG. 2 of a hydraulic power brake system 70 with anti-lock and traction control device 71 has two differently equipped brake circuits I and II.
  • the brake system 70 has a brake pedal 72, a pedal-operated tappet 73, a brake pedal displacement sensor 74 and a displacement force simulator 75.
  • the pedal-operated tappet 73 acts only on a mechanical brake control valve 76, which is assigned to the brake circuit I.
  • This brake circuit I has two wheel brakes 79, 80 assigned to the front wheels of the vehicle. These can be connected to a pressure medium source 81 corresponding to that according to the first embodiment.
  • a first brake line 82 runs with a valve arrangement 83 therein to the wheel brake 79.
  • a branch line 84 with a valve arrangement 85 leads to the wheel brake 80.
  • An outlet line 86 or a line branch 87 goes from the valve arrangements 83, 85 to a storage container 88 of the pressure medium source 81.
  • a second brake line 89 running parallel to the first brake line 82 is guided via the mechanical brake control valve 76 and has a shut-off valve 90 on the wheel brake side.
  • a branch line 91 starting from the second brake line 39 with a shut-off valve 92 establishes a connection to the wheel brake 80.
  • valve arrangements 83, 85 each consist of an inlet valve 30 or 37 and an outlet valve 32 or 38 of the first embodiment embody the 3/3-way valve. This has a first connection 83.1 leading to the pressure medium source 81, a second connection 83.2 leading to the wheel brake 79 and a third connection 83.3 leading to the pressure medium reservoir 88.
  • the valve arrangements 83, 85 have a spring-operated rest position for maintaining pressure in the wheel brakes 79 and 80, in which all three connections are blocked.
  • first connection 83.1 and the second connection 83.2 are connected to one another, while the third connection 83.2 is blocked.
  • second connection 83.2 and the third connection 83.3 are connected to one another, but the first connection 83.1 is blocked.
  • the brake circuit II which is assigned to the rear axle of the vehicle, has a simplified structure: starting from a pressure medium source 95, a brake line 96 leads to a wheel brake 97. A brake 98 of the brake circuit II is connected to the brake line by a line branch 99 96 connected. An inlet valve 101, 101 is arranged in each case in the brake line 96 and in the line branch 99. This is designed as a 2/2-way valve and has a spring-operated blocking position and a Electromagnetically operable open position. Between the ratchet brake 97 and the inlet valve 100, an outlet line 102 extends from the brake line 96 to the pressure medium reservoir 103 of the pressure medium source 95.
  • a line branch 104 of the outlet line 102 connects the line branch 99 to the brake 98 with the reservoir 103 in a corresponding manner.
  • An outlet valve 105 or 106 is arranged in each of the outlet line 102 and the line branch 104. This designed as a 2/2-way valve outlet valve 105, 106 has a spring-operated passage position through an electromagnetically actuated blocking position.
  • the inlet valves 100, 101 and the outlet valves 105, 106 each form a valve arrangement 1Q7 or 108 assigned to the wheel brake 97 or 98 for brake pressure build-up, pressure maintenance and pressure reduction in the assigned wheel brake 97, 98.
  • the outlet valve 105 can be switched into the blocking position and the inlet valve 100 into the open position. Both valves 100, 105 assume their blocking position for maintaining pressure. The valves 100, 105 can be returned to their drawn position for pressure reduction.
  • the power brake system 70 is equipped with an electronic control unit 111, to which the brake pedal displacement sensor 74, the individual wheel brakes 79, 80, 97, 98 assigned pressure sensors 112, 113, 114, 115 and wheel speed sensors 116, 117, 118 , 119 are connected.
  • the hydraulic power brake system 70 is to be activated by the control unit 111 when the brake pedal 72 is actuated on the basis of the signal from the brake pedal displacement sensor 74. Anti-lock control operation and traction control operation are also possible on all four vehicle wheels. In addition, this brake system 70 can also be expanded in function by adding a longitudinal deceleration sensor, a lateral acceleration sensor and, if appropriate, an obstacle sensor become. If the electronic control unit 111 fails, in this exemplary embodiment only the brake circuit I can be controlled via the mechanical brake control valve 76. This is sufficient to bring the vehicle to a standstill under normal circumstances.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Regulating Braking Force (AREA)

Abstract

Le système de freinage actionné par énergie extérieure, selon l'invention, est conçu de façon qu'il garde son aptitude au fonctionnement même en cas de panne d'un composant électronique. Ledit système de freinage (10) est pourvu d'une source de fluide sous pression (22), d'òu part une première conduite (29) munie d'un dispositif à vanne (33) électromagnétique, ladite conduite (29) conduisant à au moins un frein de roue (20). Une deuxième conduite (39), parallèle à la première conduite (29) part également de la source de fluide sous pression (22) et comporte une vanne de commande de frein (15) mécanique et actionnée par une pédale de frein (13) et une vanne d'arrêt (41) électromagnétique. Dans le système présenté, sont également montés un détecteur (14) de course de la pédale de frein ainsi que, du côté du frein de la roue, un capteur de pression (44) et un capteur de vitesse de la rotation de la roue (55). Lorsque les freins sont actionnés, le dispositif de commande (54) alimente le frein de roue (20) en pression par l'intermédiaire du dispositif à vanne (33) et la vanne d'arrêt (41) prend sa position de blocage. Si le dispositif de commande (54) tombe en panne, la pression de freinage est conduite au frein de roue (20) par l'intermédiaire de la vanne de commande de freinage mécanique (15) et de la vanne d'arrêt (41). Le système de freinage hydraulique (10) actionné par énergie extérieure convient particulièrement aux véhicules automobiles.
PCT/DE1992/000195 1991-04-13 1992-03-07 Systeme de freinage hydraulique actionne par energie exterieure, pourvu d'un dispositif d'anti-blocage et d'anti-patinage a l'acceleration, destine particulierement a des vehicules automobiles WO1992018361A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19914112137 DE4112137A1 (de) 1991-04-13 1991-04-13 Hydraulische fremdkraft-bremsanlage mit blockierschutz- und antriebsschlupfregeleinrichtung, insbesondere fuer kraftfahrzeuge
DEP4112137.6 1991-04-13

Publications (1)

Publication Number Publication Date
WO1992018361A1 true WO1992018361A1 (fr) 1992-10-29

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Country Status (2)

Country Link
DE (1) DE4112137A1 (fr)
WO (1) WO1992018361A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995016593A1 (fr) * 1993-12-18 1995-06-22 Robert Bosch Gmbh Frein actionne par une force exterieure
FR2714006A1 (fr) * 1993-12-18 1995-06-23 Bosch Gmbh Robert Système de freinage hydraulique pour véhicules routiers, notamment des voitures particulières.
WO1996023680A1 (fr) * 1995-02-01 1996-08-08 Itt Automotive Europe Gmbh Procede pour faire fonctionner un systeme de freinage de vehicules a moteur a antiderapeur automatique
WO1999039954A1 (fr) * 1998-02-07 1999-08-12 Continental Teves Ag & Co. Ohg Systeme d'actionnement de frein regulable electroniquement pour vehicules automobiles et procede pour la commande d'un tel systeme d'actionnement
WO2003047936A1 (fr) * 2001-12-05 2003-06-12 Daimlerchrysler Ag Ensemble pour un systeme de freinage electro-hydraulique, systeme de freinage electro-hydraulique et procede pour la commande d'un systeme de freinage electro-hydraulique, ainsi que maitre-cylindre de frein tandem
WO2009138075A1 (fr) * 2008-05-14 2009-11-19 Robert Bosch Gmbh Système de freinage hydraulique
WO2014135290A1 (fr) * 2013-03-06 2014-09-12 Robert Bosch Gmbh Dispositif de commande pour système de freinage d'un véhicule et procédé permettant de faire fonctionner un système de freinage d'un véhicule
EP3428023A1 (fr) * 2017-07-11 2019-01-16 WABCO GmbH Installation de frein à force extérieure hydraulique et procédé de commande d'abs

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4232614A1 (de) * 1992-09-29 1994-03-31 Teves Gmbh Alfred Blockiergeschützte hydraulische Bremsanlage
DE4327208A1 (de) * 1993-08-13 1995-02-16 Teves Gmbh Alfred Hydraulische Zweikreisbremsanlage
DE4327206A1 (de) * 1993-08-13 1995-02-16 Teves Gmbh Alfred Blockiergeschützte Bremsanlage für Kraftfahrzeuge mit elektrischem Antrieb
DE4431474A1 (de) * 1994-09-03 1996-03-07 Teves Gmbh Alfred Hydraulische Bremsanlage mit Fremdbetätigung
DE19603863B4 (de) * 1996-02-03 2008-04-03 Robert Bosch Gmbh Verfahren und Vorrichtungen zur Überprüfung der Bremsanlage eines Fahrzeugs
DE19603909B4 (de) * 1996-02-03 2006-02-16 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überprüfung des Entlüftungszustandes einer hydraulischen Bremsanlage eines Fahrzeugs
US5941608A (en) 1996-03-07 1999-08-24 Kelsey-Hayes Company Electronic brake management system with manual fail safe
DE19842872A1 (de) * 1998-07-09 2000-01-13 Continental Teves Ag & Co Ohg Verfahren und Vorrichtung zur Bremsdruckeinstellung und zum Öffnen eines Einlaßventils
JP2001301592A (ja) 2000-04-19 2001-10-31 Sumitomo Denko Brake Systems Kk 車両用液圧ブレーキシステムの制御方法
DE10036286B4 (de) * 2000-07-26 2009-07-30 Robert Bosch Gmbh Hydraulische Fahrzeugbremsanlage
US6860569B1 (en) 2002-05-23 2005-03-01 Kelsey-Hayes Company Electro-hydraulic brake system with four wheel push through
CN106114828B (zh) * 2016-06-17 2018-02-06 西安航空制动科技有限公司 一种用于飞机单轮刹车的双刹车系统
DE102017219827A1 (de) * 2017-11-08 2019-05-09 Continental Teves Ag & Co. Ohg Bremssystem für ein Kraftfahrzeug

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025714A1 (fr) * 1979-09-15 1981-03-25 LUCAS INDUSTRIES public limited company Dispositif d'actionnement de frein et système de freinage pour véhicule
EP0110119A1 (fr) * 1982-10-30 1984-06-13 Robert Bosch Gmbh Installation de freinage à fluide sous pression à plusieurs circuits
EP0163774A2 (fr) * 1984-05-07 1985-12-11 Robert Bosch Gmbh Installation de freinage actionnée par pression pour véhicules
FR2566729A1 (fr) * 1984-06-29 1986-01-03 Bosch Gmbh Robert Equipement de freinage de vehicule
EP0265623A2 (fr) * 1986-09-04 1988-05-04 Sumitomo Electric Industries, Ltd. Appareil de contrôle de freinage pour véhicules

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025714A1 (fr) * 1979-09-15 1981-03-25 LUCAS INDUSTRIES public limited company Dispositif d'actionnement de frein et système de freinage pour véhicule
EP0110119A1 (fr) * 1982-10-30 1984-06-13 Robert Bosch Gmbh Installation de freinage à fluide sous pression à plusieurs circuits
EP0163774A2 (fr) * 1984-05-07 1985-12-11 Robert Bosch Gmbh Installation de freinage actionnée par pression pour véhicules
FR2566729A1 (fr) * 1984-06-29 1986-01-03 Bosch Gmbh Robert Equipement de freinage de vehicule
EP0265623A2 (fr) * 1986-09-04 1988-05-04 Sumitomo Electric Industries, Ltd. Appareil de contrôle de freinage pour véhicules

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995016593A1 (fr) * 1993-12-18 1995-06-22 Robert Bosch Gmbh Frein actionne par une force exterieure
FR2714006A1 (fr) * 1993-12-18 1995-06-23 Bosch Gmbh Robert Système de freinage hydraulique pour véhicules routiers, notamment des voitures particulières.
US5567021A (en) * 1993-12-18 1996-10-22 Robert Bosch Gmbh Power-assisted brake system
WO1996023680A1 (fr) * 1995-02-01 1996-08-08 Itt Automotive Europe Gmbh Procede pour faire fonctionner un systeme de freinage de vehicules a moteur a antiderapeur automatique
US5967624A (en) * 1995-02-01 1999-10-19 Itt Manufacturing Enterprises Inc. Process of operating an anti-lock motor vehicle brake system
WO1999039954A1 (fr) * 1998-02-07 1999-08-12 Continental Teves Ag & Co. Ohg Systeme d'actionnement de frein regulable electroniquement pour vehicules automobiles et procede pour la commande d'un tel systeme d'actionnement
WO2003047936A1 (fr) * 2001-12-05 2003-06-12 Daimlerchrysler Ag Ensemble pour un systeme de freinage electro-hydraulique, systeme de freinage electro-hydraulique et procede pour la commande d'un systeme de freinage electro-hydraulique, ainsi que maitre-cylindre de frein tandem
WO2009138075A1 (fr) * 2008-05-14 2009-11-19 Robert Bosch Gmbh Système de freinage hydraulique
CN102026857A (zh) * 2008-05-14 2011-04-20 罗伯特.博世有限公司 液压的制动设备
WO2014135290A1 (fr) * 2013-03-06 2014-09-12 Robert Bosch Gmbh Dispositif de commande pour système de freinage d'un véhicule et procédé permettant de faire fonctionner un système de freinage d'un véhicule
CN105008191A (zh) * 2013-03-06 2015-10-28 罗伯特·博世有限公司 用于机动车制动系统的控制装置和用于运行机动车制动系统的方法
JP2016508922A (ja) * 2013-03-06 2016-03-24 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング 車両のブレーキシステムのための制御装置、および車両のブレーキシステムを作動させる方法
US9963129B2 (en) 2013-03-06 2018-05-08 Robert Bosch Gmbh Control device for a braking system of a vehicle, and method for operating a braking system of a vehicle
EP3428023A1 (fr) * 2017-07-11 2019-01-16 WABCO GmbH Installation de frein à force extérieure hydraulique et procédé de commande d'abs

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