FR2493248A1 - Valve de commande de pression hydraulique pour un systeme de freinage a double circuit - Google Patents

Valve de commande de pression hydraulique pour un systeme de freinage a double circuit Download PDF

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Publication number
FR2493248A1
FR2493248A1 FR8023476A FR8023476A FR2493248A1 FR 2493248 A1 FR2493248 A1 FR 2493248A1 FR 8023476 A FR8023476 A FR 8023476A FR 8023476 A FR8023476 A FR 8023476A FR 2493248 A1 FR2493248 A1 FR 2493248A1
Authority
FR
France
Prior art keywords
valve
hydraulic pressure
arrangement
chamber
mushroom
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
FR8023476A
Other languages
English (en)
French (fr)
Other versions
FR2493248B1 (enExample
Inventor
Hitoshi Kubota
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co 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 to GB8034650A priority Critical patent/GB2086503B/en
Priority to US06/202,278 priority patent/US4385786A/en
Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to FR8023476A priority patent/FR2493248A1/fr
Priority to DE3041736A priority patent/DE3041736C2/de
Publication of FR2493248A1 publication Critical patent/FR2493248A1/fr
Application granted granted Critical
Publication of FR2493248B1 publication Critical patent/FR2493248B1/fr
Granted 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
    • 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
    • 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
    • B60T8/28—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 responsive to deceleration
    • B60T8/282—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 responsive to deceleration using ball and ramp

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
FR8023476A 1980-11-03 1980-11-03 Valve de commande de pression hydraulique pour un systeme de freinage a double circuit Granted FR2493248A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8034650A GB2086503B (en) 1980-11-03 1980-10-28 Dual circuit brake pressure proportioning valves
US06/202,278 US4385786A (en) 1980-11-03 1980-10-30 Hydraulic pressure control valve for a double piping braking system
FR8023476A FR2493248A1 (fr) 1980-11-03 1980-11-03 Valve de commande de pression hydraulique pour un systeme de freinage a double circuit
DE3041736A DE3041736C2 (de) 1980-11-03 1980-11-05 Steuerventilanordnung für den Hydraulikdruck bei einem Zweikreis-Bremssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8023476A FR2493248A1 (fr) 1980-11-03 1980-11-03 Valve de commande de pression hydraulique pour un systeme de freinage a double circuit

Publications (2)

Publication Number Publication Date
FR2493248A1 true FR2493248A1 (fr) 1982-05-07
FR2493248B1 FR2493248B1 (enExample) 1985-05-24

Family

ID=9247628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8023476A Granted FR2493248A1 (fr) 1980-11-03 1980-11-03 Valve de commande de pression hydraulique pour un systeme de freinage a double circuit

Country Status (4)

Country Link
US (1) US4385786A (enExample)
DE (1) DE3041736C2 (enExample)
FR (1) FR2493248A1 (enExample)
GB (1) GB2086503B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138958A1 (de) * 1981-09-30 1983-04-14 Alfred Teves Gmbh, 6000 Frankfurt Bremsdrucksteuereinheit fuer eine hydraulische oder pneumatische kraftfahrzeugbremsanlage
JPS6012364A (ja) * 1983-07-01 1985-01-22 Sumitomo Electric Ind Ltd 直列２系統液圧制御弁
DE3412544A1 (de) * 1984-04-04 1985-10-17 Alfred Teves Gmbh, 6000 Frankfurt Bremsdrucksteuereinheit fuer eine hydraulische fahrzeugbremsanlage
DE3428870A1 (de) * 1984-08-04 1986-02-13 Alfred Teves Gmbh, 6000 Frankfurt Hydraulische mehrkreisbremsanlage
DE3431326A1 (de) * 1984-08-25 1986-03-06 Robert Bosch Gmbh, 7000 Stuttgart Fahrzeugbremsanlage mit blockierschutzeinrichtung

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3627385A (en) * 1970-02-04 1971-12-14 Wagner Electric Corp Control valve
GB1478136A (en) 1973-06-08 1977-06-29 Automotive Prod Co Ltd Valve assemblies for use in fluid pressure braking systems and to fluid pressure braking systems including such valve assemblies
FR2258293B1 (enExample) 1974-01-18 1979-09-28 Teves Gmbh Alfred
JPS548266A (en) * 1977-06-20 1979-01-22 Aisin Seiki Co Ltd Brake fluidic pressure control system
DE2753935C2 (de) 1977-12-03 1986-05-28 Alfred Teves Gmbh, 6000 Frankfurt Bremsdrucksteuereinheit für eine hydraulische Fahrzeugbremsanlage
DE2814394C2 (de) 1978-04-04 1985-08-01 Alfred Teves Gmbh, 6000 Frankfurt Bremsdrucksteuereinheit für eine hydraulische Fahrzeugbremsanlage
US4220375A (en) 1978-04-04 1980-09-02 Itt Industries, Inc. Braking pressure control unit
JPS54138238A (en) 1978-04-18 1979-10-26 Toyota Motor Corp Liquid pressure control device for dual-system brake device for vehicle
JPS54145867A (en) * 1978-05-09 1979-11-14 Nissan Motor Co Ltd Hydraulic control valve
JPS5599446A (en) 1979-01-25 1980-07-29 Sumitomo Electric Ind Ltd Deceleration detection type load response braking pressure control valve
FR2456014A1 (fr) 1979-05-09 1980-12-05 Dba Correcteur de freinage asservi a la deceleration
DE2922984A1 (de) 1979-06-06 1981-02-19 Teves Gmbh Alfred Bremsdruckregler

Also Published As

Publication number Publication date
US4385786A (en) 1983-05-31
DE3041736C2 (de) 1984-09-06
GB2086503A (en) 1982-05-12
FR2493248B1 (enExample) 1985-05-24
DE3041736A1 (de) 1982-05-13
GB2086503B (en) 1985-05-15

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