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DE2708941A1 - Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen - Google Patents

Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen

Info

Publication number
DE2708941A1
DE2708941A1 DE19772708941 DE2708941A DE2708941A1 DE 2708941 A1 DE2708941 A1 DE 2708941A1 DE 19772708941 DE19772708941 DE 19772708941 DE 2708941 A DE2708941 A DE 2708941A DE 2708941 A1 DE2708941 A1 DE 2708941A1
Authority
DE
Germany
Prior art keywords
pressure
differential piston
valve
chamber
acted
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.)
Ceased
Application number
DE19772708941
Other languages
German (de)
English (en)
Inventor
Hans Gruener
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.)
Graubremse GmbH
Original Assignee
Graubremse 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 Graubremse GmbH filed Critical Graubremse GmbH
Priority to DE19772708941 priority Critical patent/DE2708941A1/de
Priority to GB8174/78A priority patent/GB1593713A/en
Priority to FR7805838A priority patent/FR2382358A1/fr
Priority to IT20772/78A priority patent/IT1092891B/it
Publication of DE2708941A1 publication Critical patent/DE2708941A1/de
Ceased 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
    • B60T8/1825—Means for changing the diaphragm area submitted to pressure
    • 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
    • B60T8/18—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
    • B60T8/1806—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 calibration process or the means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
DE19772708941 1977-03-02 1977-03-02 Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen Ceased DE2708941A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19772708941 DE2708941A1 (de) 1977-03-02 1977-03-02 Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen
GB8174/78A GB1593713A (en) 1977-03-02 1978-03-01 Pressure reducer for brake assemblies
FR7805838A FR2382358A1 (fr) 1977-03-02 1978-03-01 Reducteur de pression pour circuits de freinage de vehicules automobiles actionnes par pression
IT20772/78A IT1092891B (it) 1977-03-02 1978-03-01 Riduttore di pressione per impianti di frenatura di autoveicoli azionabili con fluido compresso

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772708941 DE2708941A1 (de) 1977-03-02 1977-03-02 Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen

Publications (1)

Publication Number Publication Date
DE2708941A1 true DE2708941A1 (de) 1978-09-07

Family

ID=6002528

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772708941 Ceased DE2708941A1 (de) 1977-03-02 1977-03-02 Druckuntersetzer fuer druckmittelbetaetigbare kraftfahrzeug-bremsanlagen

Country Status (4)

Country Link
DE (1) DE2708941A1 (it)
FR (1) FR2382358A1 (it)
GB (1) GB1593713A (it)
IT (1) IT1092891B (it)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984000021A1 (en) * 1982-06-16 1984-01-05 Volkswagenwerk Ag Hydraulic brake regulator
DE3543805A1 (de) * 1984-12-19 1986-06-19 FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt Lastabhaengiger bremsdruckregler
US4707037A (en) * 1984-12-19 1987-11-17 Fag Kugelfischer Georg Schafer (Kgaa) Load-dependent brake pressure regulator
DE202009011798U1 (de) 2009-09-01 2009-11-19 Schmidt Verwaltungs Gmbh Vorrichtung zum Wiegen einer Schmelze in einem Ofen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460239A1 (fr) * 1979-06-28 1981-01-23 Chrysler France Compensateur de freinage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3420256A (en) * 1966-02-21 1969-01-07 Berg Mfg & Sales Co Reducing valve for front axle brake cylinders
US3776603A (en) * 1972-07-17 1973-12-04 Wagner Electric Corp Control valve

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984000021A1 (en) * 1982-06-16 1984-01-05 Volkswagenwerk Ag Hydraulic brake regulator
US4589703A (en) * 1982-06-16 1986-05-20 Volkswagenwerk Aktiengesellschaft Hydraulic brake pressure regulator
DE3543805A1 (de) * 1984-12-19 1986-06-19 FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt Lastabhaengiger bremsdruckregler
US4707037A (en) * 1984-12-19 1987-11-17 Fag Kugelfischer Georg Schafer (Kgaa) Load-dependent brake pressure regulator
DE202009011798U1 (de) 2009-09-01 2009-11-19 Schmidt Verwaltungs Gmbh Vorrichtung zum Wiegen einer Schmelze in einem Ofen

Also Published As

Publication number Publication date
IT1092891B (it) 1985-07-12
GB1593713A (en) 1981-07-22
FR2382358B1 (it) 1981-12-11
FR2382358A1 (fr) 1978-09-29
IT7820772A0 (it) 1978-03-01

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Legal Events

Date Code Title Description
OD Request for examination
8131 Rejection