GB2255604A - Vehicle braking system - Google Patents

Vehicle braking system

Info

Publication number
GB2255604A
GB2255604A GB9215308A GB9215308A GB2255604A GB 2255604 A GB2255604 A GB 2255604A GB 9215308 A GB9215308 A GB 9215308A GB 9215308 A GB9215308 A GB 9215308A GB 2255604 A GB2255604 A GB 2255604A
Authority
GB
United Kingdom
Prior art keywords
supply
fluid pressure
brake
braking system
vehicle braking
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.)
Granted
Application number
GB9215308A
Other versions
GB2255604B (en
GB9215308D0 (en
Inventor
William Sidney Broome
Colin Ford Ross
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Grau Ltd
Original Assignee
Grau Ltd
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 GB909002165A external-priority patent/GB9002165D0/en
Priority claimed from GB909004106A external-priority patent/GB9004106D0/en
Priority claimed from GB909019952A external-priority patent/GB9019952D0/en
Priority claimed from PCT/GB1991/000136 external-priority patent/WO1991011353A1/en
Application filed by Grau Ltd filed Critical Grau Ltd
Priority to GB9215308A priority Critical patent/GB2255604B/en
Publication of GB9215308D0 publication Critical patent/GB9215308D0/en
Publication of GB2255604A publication Critical patent/GB2255604A/en
Application granted granted Critical
Publication of GB2255604B publication Critical patent/GB2255604B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • 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
    • B60T8/3675—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units
    • 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
    • B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
    • B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
    • 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
    • B60T8/323—Systems specially adapted for tractor-trailer combinations
    • 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
    • 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
    • B60T8/341—Systems characterised by their valves
    • B60T8/342—Pneumatic 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
    • B60T8/361—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 wherein the pilot valve is mounted in a circuit controlling an auxiliary fluid system

Landscapes

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

Abstract

A vehicle braking system of the kind specified wherein said supply means comprises a plurality of supply valves (24a-c), each of which is adapted to supply fluid pressure to a different wheel brake or brakes (21-23), the skid control means comprises a plurality of fluid pressure skid control units (20a-c), each of which is adapted to control the fluid pressure of a different wheel brake or brakes (21-23), there are provided first signal generating means (66, 90, 94, 95) to generate a plurality of brake operating signals as a function of a brake command signal and to supply said brake operating signal to each of said supply valves (24a-c), and all said means are connected together so as to be mountable on the vehicle as a discrete unit.
GB9215308A 1990-01-31 1992-07-17 Vehicle braking system Expired - Fee Related GB2255604B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9215308A GB2255604B (en) 1990-01-31 1992-07-17 Vehicle braking system

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB909002165A GB9002165D0 (en) 1990-01-31 1990-01-31 Vehicle braking system
GB909004106A GB9004106D0 (en) 1990-02-23 1990-02-23 Vehicle braking system
GB909019952A GB9019952D0 (en) 1990-09-12 1990-09-12 Vehicle braking system
PCT/GB1991/000136 WO1991011353A1 (en) 1990-01-31 1991-01-30 Vehicle braking system
GB9215308A GB2255604B (en) 1990-01-31 1992-07-17 Vehicle braking system

Publications (3)

Publication Number Publication Date
GB9215308D0 GB9215308D0 (en) 1992-09-16
GB2255604A true GB2255604A (en) 1992-11-11
GB2255604B GB2255604B (en) 1994-02-16

Family

ID=27450454

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9215308A Expired - Fee Related GB2255604B (en) 1990-01-31 1992-07-17 Vehicle braking system

Country Status (1)

Country Link
GB (1) GB2255604B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148282A1 (en) * 1971-08-05 1973-03-11 Westinghouse Bremsen
FR2419199A1 (en) * 1978-03-09 1979-10-05 Bosch Gmbh Robert PRESSURE CONTROL UNIT FOR ANTI-LOCK DEVICE FOR THE WHEELS OF A MOTOR VEHICLE
FR2522603A1 (en) * 1982-03-04 1983-09-09 Bosch Gmbh Robert ROAD TRAIN BRAKING EQUIPMENT
FR2525541A1 (en) * 1982-04-24 1983-10-28 Bosch Gmbh Robert ELECTROPNEUMATIC BRAKE EQUIPMENT
EP0307579B1 (en) * 1987-09-12 1991-03-20 WABCO GmbH Magnetically controlled valve installation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148282A1 (en) * 1971-08-05 1973-03-11 Westinghouse Bremsen
FR2419199A1 (en) * 1978-03-09 1979-10-05 Bosch Gmbh Robert PRESSURE CONTROL UNIT FOR ANTI-LOCK DEVICE FOR THE WHEELS OF A MOTOR VEHICLE
FR2522603A1 (en) * 1982-03-04 1983-09-09 Bosch Gmbh Robert ROAD TRAIN BRAKING EQUIPMENT
FR2525541A1 (en) * 1982-04-24 1983-10-28 Bosch Gmbh Robert ELECTROPNEUMATIC BRAKE EQUIPMENT
EP0307579B1 (en) * 1987-09-12 1991-03-20 WABCO GmbH Magnetically controlled valve installation

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
GRAUBREMSE,"Hauszeitschrift IAA-Ausgabe 1987",pgs 20-23; *
H.G.MALTRY: "Druckluftbremsanlage fur Sattelanhanger" *

Also Published As

Publication number Publication date
GB2255604B (en) 1994-02-16
GB9215308D0 (en) 1992-09-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090130