FR2389522A1 - - Google Patents

Info

Publication number
FR2389522A1
FR2389522A1 FR7813574A FR7813574A FR2389522A1 FR 2389522 A1 FR2389522 A1 FR 2389522A1 FR 7813574 A FR7813574 A FR 7813574A FR 7813574 A FR7813574 A FR 7813574A FR 2389522 A1 FR2389522 A1 FR 2389522A1
Authority
FR
France
Prior art keywords
application
spring
braking
exert
wheels
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
FR7813574A
Other languages
English (en)
French (fr)
Other versions
FR2389522B1 (enExample
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.)
ZF Active Safety US Inc
Original Assignee
Kelsey Hayes Co
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 Kelsey Hayes Co filed Critical Kelsey Hayes Co
Publication of FR2389522A1 publication Critical patent/FR2389522A1/fr
Application granted granted Critical
Publication of FR2389522B1 publication Critical patent/FR2389522B1/fr
Expired 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
    • B60T8/18—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 vehicle weight or load, e.g. load distribution
    • B60T8/1812—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 vehicle weight or load, e.g. load distribution characterised by the means for pressure reduction
    • B60T8/1831—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 vehicle weight or load, e.g. load distribution characterised by the means for pressure reduction pressure reducing or limiting 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
    • B60T11/00—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
    • B60T11/10—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
    • B60T11/28—Valves specially adapted therefor
    • B60T11/34—Pressure reducing or limiting 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/22—Devices for monitoring or checking brake systems; Signal devices
    • B60T17/226—Devices for monitoring or checking brake systems; Signal devices using devices being responsive to the difference between the fluid pressions in conduits of multiple 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
    • B60T8/26—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels
    • B60T8/262—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels using valves with stepped characteristics
    • B60T8/265—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels using valves with stepped characteristics for hydraulic brake systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
FR7813574A 1977-05-06 1978-05-08 Expired FR2389522B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79460477A 1977-05-06 1977-05-06

Publications (2)

Publication Number Publication Date
FR2389522A1 true FR2389522A1 (enExample) 1978-12-01
FR2389522B1 FR2389522B1 (enExample) 1983-09-09

Family

ID=25163125

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7813574A Expired FR2389522B1 (enExample) 1977-05-06 1978-05-08

Country Status (5)

Country Link
CA (1) CA1107793A (enExample)
DE (1) DE2820047A1 (enExample)
FR (1) FR2389522B1 (enExample)
GB (1) GB1603756A (enExample)
IT (1) IT1094740B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108397A1 (de) * 1982-11-04 1984-05-16 LUCAS INDUSTRIES public limited company Druckabhängiges Ventil für eine hydraulische Fahrzeugbremsanlage

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5464081B2 (ja) 2010-07-05 2014-04-09 トヨタ自動車株式会社 制動装置及び車両
NZ745719A (en) 2018-08-27 2019-12-20 Holder Industries Ltd A brake bias control system and components therefor
DE102021106484A1 (de) * 2021-03-17 2022-09-22 Amazonen-Werke H. Dreyer SE & Co. KG Bremssystem und land- und/oder forstwirtschaftliches Anhängerfahrzeug mit einem Bremssystem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1471029A (en) * 1974-05-17 1977-04-21 Girling Ltd Pressure control valves

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108397A1 (de) * 1982-11-04 1984-05-16 LUCAS INDUSTRIES public limited company Druckabhängiges Ventil für eine hydraulische Fahrzeugbremsanlage

Also Published As

Publication number Publication date
DE2820047A1 (de) 1979-01-11
CA1107793A (en) 1981-08-25
DE2820047C2 (enExample) 1990-02-08
IT7823128A0 (it) 1978-05-08
IT1094740B (it) 1985-08-02
FR2389522B1 (enExample) 1983-09-09
GB1603756A (en) 1981-11-25

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Legal Events

Date Code Title Description
ST Notification of lapse