KR920703372A - Hydraulic Dual Circuit Breaker System - Google Patents

Hydraulic Dual Circuit Breaker System

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Publication number
KR920703372A
KR920703372A KR1019920701893A KR920701893A KR920703372A KR 920703372 A KR920703372 A KR 920703372A KR 1019920701893 A KR1019920701893 A KR 1019920701893A KR 920701893 A KR920701893 A KR 920701893A KR 920703372 A KR920703372 A KR 920703372A
Authority
KR
South Korea
Prior art keywords
valve
brake
brake cylinder
pressure piston
pump
Prior art date
Application number
KR1019920701893A
Other languages
Korean (ko)
Inventor
키르스타인 로타트
Original Assignee
클라우스 포스, 만프레드 크네치
로베르트 보쉬 게엠베하
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 클라우스 포스, 만프레드 크네치, 로베르트 보쉬 게엠베하 filed Critical 클라우스 포스, 만프레드 크네치
Publication of KR920703372A publication Critical patent/KR920703372A/en

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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
    • B60T8/34—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
    • B60T8/42—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 having expanding chambers for controlling pressure, i.e. closed systems
    • B60T8/4275—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
    • B60T8/42—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 having expanding chambers for controlling pressure, i.e. closed 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
    • B60T8/343—Systems characterised by their lay-out
    • B60T8/344—Hydraulic systems
    • B60T8/348—4 Channel 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
    • B60T8/38—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 valve means of the relay or driver controlled type
    • 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
    • B60T8/4013—Fluid pressurising means for more than one fluid circuit, e.g. separate pump units used for hydraulic booster and anti-lock 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
    • B60T8/40—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
    • B60T8/4045—Control of the pump unit involving ON/OFF switching
    • 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
    • B60T8/489—Traction control, stability control, using both the wheel brakes and other automatic braking systems in hydraulic brake systems using separate traction control modulators

Landscapes

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

Abstract

내용 없음.No content.

Description

유압 이중 회로 차단 시스템Hydraulic Dual Circuit Breaker System

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

본 발명은 다음과 같이 도면과 상세한 설명으로 나타낸 실시예를 통하여 보다 더 상세히 설명된다. 도면은 자동차를 위한 경사 차단 회로 설비, 록킹 방지 시스템, 그리고 슬립 방지 제어를 구비한 이중 회로 차단 시스템의 블럭도이다.The present invention is explained in more detail through the embodiments shown in the drawings and the detailed description as follows. The figure is a block diagram of a dual circuit breaker system with an inclination cutoff circuit arrangement for a motor vehicle, an antilocking system, and slip prevention control.

Claims (5)

차량, 특히 자동차를 위한 경사 브레이크 회로 장치, 록킹 방지 시스템(ABS) 그리고 슬립 방지 제어(ASR)를 구비하고, 브레이크 페달 작동에 의하여 브레이크 압을 공급하도록 두개의 분리 브레이크 회로 출력부를 가지는 주 브레이크 실린더를 구비하고, 주 브레이크 실린더에 연결된 브레이크 유체 저장소를 구비하고, 4 채널 유압력 장치를 구비하고, 휠 브레이크 실린더를 위하여 출구 채널에 지시되어 어떤 한 순간에 3/3방향 솔레노이드 밸브중의 하나의 밸브에 연결되고 귀환 스프링력에 대향하여 보조 브레이크 실린더내에서 작용하는 축방향 변위 가능한 압력 피스톤에 의해 제한되는 두 실린더 공간을 구비하고, 슬립 방지 제어 작동시에 비작동 개시 위치에서 실린더 공간을 주 브레이크 실린더에 연결하고 그 작동 위치에서 주 브레이크 실린더로 부터 비귀환 밸브에 의해 해체하는 각각 실린더 공간에 지시된 두 중앙 밸브를 가지며, 상기 4채널 유압력 장치는 어떤 한순간에 주 브레이크 실린더의 브레이크 실린더의 한 브레이크 회로 출력부에 연결된 2개의 입구 채널과, 어떤 한순간에 자동차의 하나의 휠 브레이크 실린더의 접속을 위한 4개의 출구 채널과, 관련된 출구 채널에 대해 휠 슬립 종속 브레이크압을 이송하기 위하여 전자 제어 시스템에 의해 제어되고 하나의 출구 채널에 지시되며, 그중 2개의 3/3방향 솔레노이드 밸브가 입구 채널에 연결되는 4개의 3/3방향 솔레노이드 밸브와, 어떤 한 순간에 하나의 브레이크 회로에서 작동하고, 3/3방향 솔레노이드 밸브를 거쳐 입구 측상의 관련 브레이크 회로의 출구채널에 연결되고 출력측상의 휠 브레이크 실린더로 부터 브레이크 유체의 귀환을 위해 관련 입구 채널에 결합된 펌프 요소에 연결되는 분리 펌프 요소를 가지고 전기 구동환 귀환 펄프를 포함하는 유압 이중 회로 차단 시스템에 있어서, 상기 중앙 밸브(32)는 압력 피스톤(33)의 변위에 의하여 작동위치안으로 이동하도록 압력 피스톤(33)에 각각 일체되고, 상기 압력 피스톤(33)은 유압 작동되고 원통형 공간(35)에서 이격되어 면하는 측면에서 제어 공간(36)을 제한하고, 관련 입구 채널(17,18)에 대해 귀환 펄프(29)의 두 펌프 요소(43,44)의 출력부는 중앙 밸브(32)를 따라서 입구 채널(17,18)에 연결된 원통형 공간(35)를 따라서 이루어지고 제3펌프 요소(45)는 이를 구동하는 귀환 펌프(29)상에 배치되고, 상기 펌프는 자체 점화 고압 펌프로서 설계되어 입력측상의 브레이크 유체 저장소(14)에 그리고 출력측상의 압력 피스톤 제어 공간(36)에 연결되고, 고압 펌프(45)의 입출력부를 서로 연결하고, 변환 위치에서 고압 펌프(45)의 입력부를 향해 개방되는 압력 제어밸브(57)가 가동할 수 있게하는 변환 밸브(50)가 제공되고, 구동 휠(VR,VL)중 적어도 하나에 대해 휠 슬립이 발생할 경우 전자 제어 시스템(30)은 구동휠(VL,VR)의 췰 브레이크 실린더(10)를 위한 출구 채널(21,24)에 지시된 고압 펌프(45)를 구동하여, 변환 밸브(56)를 전환하고 3/3방향 솔레노이드 밸브(25,28)를 제어하는 것을 특징으로 하는 유압이중 회로 차단 시스템.A main brake cylinder with inclined brake circuit arrangement, an anti-locking system (ABS) and an anti-slip control (ASR) for a vehicle, in particular a vehicle, and having two separate brake circuit outputs for supplying brake pressure by brake pedal operation. And a brake fluid reservoir connected to the main brake cylinder, provided with a four-channel hydraulic force device, and directed to the outlet channel for the wheel brake cylinder at any moment to one of the three-third-way solenoid valves. Two cylinder spaces connected and limited by an axially displaceable pressure piston acting within the auxiliary brake cylinder against the return spring force, the cylinder space being in the non-operation start position during the anti-slip control operation to the main brake cylinder. To the main brake cylinder in its operating position Each of which has two central valves directed in the cylinder space dismantled by the non-return valve, the four-channel hydraulic power unit having two inlet channels connected at one moment to one brake circuit output of the brake cylinder of the main brake cylinder, At one point four outlet channels for the connection of one wheel brake cylinder of the motor vehicle, and are controlled by an electronic control system and directed to one outlet channel to transfer wheel slip dependent brake pressure to the associated outlet channel, of which Four three-third-way solenoid valves connected to the inlet channel by two three-third-way solenoid valves, and actuated on one brake circuit at any moment, and associated brake circuits on the inlet side via a three-way three-way solenoid valve Of the brake fluid from the wheel brake cylinder on the output side In a hydraulic double circuit interruption system comprising an electrically driven ring return pulp having a separate pump element connected to a pump element coupled to an associated inlet channel, the central valve 32 is actuated by displacement of the pressure piston 33. Respectively integral to the pressure piston 33 to move inward, the pressure piston 33 is hydraulically actuated and constrains the control space 36 on the side facing away from the cylindrical space 35, and the associated inlet channel 17, 18, the output of the two pump elements 43, 44 of the return pulp 29 is made along a cylindrical space 35 connected to the inlet channels 17, 18 along the central valve 32 and the third pump element. 45 is disposed on a return pump 29 which drives it, which is designed as a self-ignition high pressure pump and connected to the brake fluid reservoir 14 on the input side and to the pressure piston control space 36 on the output side,A conversion valve 50 is provided, which connects the input / output portions of the high pressure pump 45 with each other and enables the pressure control valve 57 to be opened at the conversion position toward the input portion of the high pressure pump 45, and the drive wheel ( If wheel slip occurs for at least one of VR, VL, then the electronic control system 30 is a high pressure pump (directed to the outlet channels 21, 24 for the shock brake cylinder 10 of the drive wheels VL, VR). 45) to drive the changeover valve (56) and to control the 3 / 3-way solenoid valve (25, 28). 제1항에 있어서, 상기 펌프 입구 밸브(52)는 경우에 따라서, 항상 입력 매체의 흐름 방향을 확인할 수 있는 고압 펌프(45)의 입력부와 출력부 전후에 배치되는 것을 특징으로 하는 유압 이중 회로 차단 시스템.2. The hydraulic double circuit shut-off according to claim 1, wherein the pump inlet valve 52 is disposed before and after the input part and the output part of the high pressure pump 45, which can always check the flow direction of the input medium. system. 제1항 또는 제2항에 있어서, 상기 비귀환 밸브(57)는 변환 밸브(56)에 일체되는 것을 특징으로 하는 유압 이중 회로 차단 시스템.3. Hydraulic double circuit shut-off system according to claim 1 or 2, characterized in that the non-return valve (57) is integrated with the changeover valve (56). 제1항 내지 3항중 어느 한 항에 있어서, 상기 각 보조 브레이크 실린더(31)는 한편은 관련 입구 채널(17, 18)에 연결되고 다른 한편은 입력 피스톤(33)내의 구멍(38,39)을 따라서 원통형 공간(35)에 연결되는 접속 공간(37)을 제공하고 상기 중앙 밸브(32)는 원통형 공간(35)내의 압력 피스톤 구멍(39)의 단부를 에워싸는 밸브 시트(40)와, 밸브시트와 접속하여 작동하는 압력 피스톤(33)의 개시 위치는 밸브 시트(40)의 전방에 분리부를 갖추고 개시위치로 부터 압력 피스톤(33)의 이동후 밸브 시트(40)상에 스프링력을 가하는 밸브부재(41)에 의해 형성되는 것을 특징으로 하는 유압 이중 회로 차단 시스템.4. The auxiliary brake cylinder (31) according to any one of the preceding claims, wherein each auxiliary brake cylinder (31) is connected to one of the associated inlet channels (17, 18) and the other of the holes (38, 39) in the input piston (33). Thus, the central valve 32 provides a connection space 37 connected to the cylindrical space 35 and the valve seat 40 which surrounds the end of the pressure piston hole 39 in the cylindrical space 35, and the valve seat. The starting position of the pressure piston 33 which is connected and operated is provided with a separating portion in front of the valve seat 40 and a valve member 41 which applies a spring force on the valve seat 40 after the movement of the pressure piston 33 from the starting position. Hydraulic double circuit breaking system, characterized in that formed by). 제4항에 있어서, 상기 접속 공간(37)은 압력 피스톤(33)내의 원통형 공간(35)내에서 끝나는 축방향 구멍(39)을 구비하는 압력 피스톤(33)내의 적어도 하나의 방사상 구멍(38)을 따라서 압력 피스톤 상에 접속된 환형 홈에 의해 형성되는 것을 특징으로 하는 유압 이중 회로 차단 시스템.5. The at least one radial bore (38) in the pressure piston (33) according to claim 4, wherein the connection space (37) has an axial bore (39) which terminates in the cylindrical space (35) in the pressure piston (33). A hydraulic double circuit interruption system formed by an annular groove connected on the pressure piston along. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920701893A 1990-02-10 1991-01-17 Hydraulic Dual Circuit Breaker System KR920703372A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP4004126.3 1990-02-10
DE4004126A DE4004126A1 (en) 1990-02-10 1990-02-10 HYDRAULIC TWO-CIRCUIT BRAKE SYSTEM
PCT/DE1991/000032 WO1991012161A1 (en) 1990-02-10 1991-01-17 Hydraulic dual-circuit brake system

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KR920703372A true KR920703372A (en) 1992-12-17

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EP (1) EP0514385A1 (en)
JP (1) JPH05504116A (en)
KR (1) KR920703372A (en)
DE (1) DE4004126A1 (en)
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WO (1) WO1991012161A1 (en)

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SG45214A1 (en) * 1992-03-05 1998-01-16 Joe Santa & Ass Pty Ltd A pump control valve and diaphragm
JP2001310730A (en) * 2000-04-26 2001-11-06 Denso Corp Pump device and brake device
KR101567842B1 (en) * 2014-09-12 2015-11-11 현대모비스 주식회사 Brake device for vehicle

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DE3021116A1 (en) * 1980-06-04 1981-12-10 Robert Bosch Gmbh, 7000 Stuttgart DEVICE FOR CONTROLLING THE DRIVE IN A MOTOR VEHICLE WITH ANTI-BLOCKING PROTECTION SYSTEM
DE3119803A1 (en) * 1981-05-19 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Wheel slip control device
DE3127301C2 (en) * 1981-07-10 1983-08-04 Daimler-Benz Ag, 7000 Stuttgart "Propulsion control device for a vehicle that is also equipped with an anti-lock braking system.
DE3633687A1 (en) * 1986-10-03 1988-04-14 Bosch Gmbh Robert AUTOMATIC SLIP CONTROL UNIT
DE3707068A1 (en) * 1987-03-05 1988-09-15 Bosch Gmbh Robert DEVICE FOR SYNCHRONIZING THE SPEED OF DRIVE WHEELS OF A VEHICLE WHEN STARTING UP

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DE4004126A1 (en) 1991-08-14
JPH05504116A (en) 1993-07-01
EP0514385A1 (en) 1992-11-25
HUT61933A (en) 1993-03-29

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