FI60831B - Regleranordning foer vaetsketryck - Google Patents

Regleranordning foer vaetsketryck Download PDF

Info

Publication number
FI60831B
FI60831B FI760778A FI760778A FI60831B FI 60831 B FI60831 B FI 60831B FI 760778 A FI760778 A FI 760778A FI 760778 A FI760778 A FI 760778A FI 60831 B FI60831 B FI 60831B
Authority
FI
Finland
Prior art keywords
valve
fluid pressure
chamber
inlet
pressure
Prior art date
Application number
FI760778A
Other languages
English (en)
Finnish (fi)
Other versions
FI60831C (fi
FI760778A (sv
Inventor
Sadao Katoh
Tsuneo Kouno
Original Assignee
Nissan Motor
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 Nissan Motor filed Critical Nissan Motor
Publication of FI760778A publication Critical patent/FI760778A/fi
Publication of FI60831B publication Critical patent/FI60831B/fi
Application granted granted Critical
Publication of FI60831C publication Critical patent/FI60831C/fi

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
    • 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
    • B60T8/1812—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
    • 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)

Claims (3)

1. Regleranordning för vätsketryck för motorfordons bromssystem med huvudcylinder (12), vilket system (24) bestir av en inlopps-kammare (52), som mottar huvudcylinderns (12) hydraulvätsketryck, en utloppskammare (54), en första kanal (56) mellan inloppskamma-ren (52) och utloppskammaren (54), en första ventil (68), som rör sig piverkad av huvudcylinderns hydraulvätsketryck sä, att i utloppskammaren (54) ästadkoms ett hydrauliskt vätsketryck, som varierar enligt huvudcylinderns hydrauvätsketryck, en tryckkammare (108), en ventilkammare (112) med en utloppsöppning (136) för mat-ning av huvudcylinderns hydraulvätsketryck tili ventilkammaren (112), en andra kanal (128), som förenar tryckkammaren (108) och ventilkammaren (112), on kolv (100) som rör sig i tryckkammaren (108), anordningar (104) för att förflytta den första ventilen (68) och koiven (100) frän varandra, vilken kolv (100) förskjuts piverkad av trycket i tryckkammaren (108) för regiering av förflyttnings-organens (104) förbelastning, en i ventilkammaren (112) anordnad andra ventil (122) för stängning av den andra kanalen (128) när retardationen är större är ett förinställt värde, samt en hillare (138) för ventilen mellan den andra ventilen (122) och inloppsöpp-ningen (136) och fast anordnad i förhällande tili anordningen (24), kännetecknad därav, att ventilhillaren (138) innefattar ett slutarorgan, vilket saknar en genomgäende öppning vid den andra ventilen (122) sä, att när huvudcylinderns hydraulvätsketryck leds frän inloppsöppningen (136) tili ventilkammaren (112) hydraulvätskan hindras frin att träffa den andra ventilen (122) och styrs mot slut-arorganets (138) omkrets längs med slutaranordningen, och att p£ slutaranordningens omkrets finns en tredje kanal (140), som förbin-der ventilkammarens (112) delar, som är belägna pä bida sidorna av slutardelen (138).
2. Regleranordning för vätsketryck enligt patentkravet 1, kännetecknad därav, att slutarorganet (138) bestär av en skiv-del, i vars omkrets flere skiror anordnats, som bildar den tredje kanalen (140).
FI760778A 1975-03-28 1976-03-24 Regleranordning foer vaetske tryck FI60831C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1975040881U JPS51120491U (sv) 1975-03-28 1975-03-28
JP4088175 1975-03-28

Publications (3)

Publication Number Publication Date
FI760778A FI760778A (sv) 1976-09-29
FI60831B true FI60831B (fi) 1981-12-31
FI60831C FI60831C (fi) 1982-04-13

Family

ID=12592839

Family Applications (1)

Application Number Title Priority Date Filing Date
FI760778A FI60831C (fi) 1975-03-28 1976-03-24 Regleranordning foer vaetske tryck

Country Status (6)

Country Link
US (1) US4070067A (sv)
JP (1) JPS51120491U (sv)
DE (1) DE2613046A1 (sv)
FI (1) FI60831C (sv)
FR (1) FR2305327A1 (sv)
GB (1) GB1540643A (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030581B2 (ja) * 1977-11-19 1985-07-17 トヨタ自動車株式会社 車両用二系統油圧ブレ−キシステムの圧力制御装置
JPS54155532A (en) * 1978-05-29 1979-12-07 Toyota Motor Corp Deceleration speed sensitive type braking hydraulic pressure controlling apparatus
JPS551244A (en) * 1978-06-19 1980-01-08 Toyota Motor Corp Brake oil pressure controlling apparatus fof car
US4413861A (en) * 1981-05-25 1983-11-08 Aisin Seiki Kabushiki Kaisha Fluid pressure control valve unit of the inertia-controlled type
DE3222730A1 (de) * 1981-09-30 1983-12-22 Alfred Teves Gmbh, 6000 Frankfurt Bremsdrucksteuerventil fuer eine kraftfahrzeugbremsanlage
GB9000618D0 (en) * 1990-01-11 1990-03-14 Lucas Ind Plc Dual brake pressure reducing valve assembly
US6695415B2 (en) * 2002-04-04 2004-02-24 Ford Global Technologies, Llc Brake fluid pressure relief assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2242297A (en) * 1939-09-02 1941-05-20 Wagner Electric Corp Ratio changing means for fluidactuated brakes
US3087761A (en) * 1961-03-03 1963-04-30 Kelsey Hayes Co Brake pressure proportioning device
US3143125A (en) * 1961-12-18 1964-08-04 Kelsey Hayes Co Brake pressure proportioning device
US3252740A (en) * 1964-01-30 1966-05-24 Kelsey Hayes Co Brake pressure proportioning device
GB1129081A (en) * 1965-05-20 1968-10-02 Girling Ltd Improvements relating to vehicle brakes
JPS5020991B2 (sv) * 1971-08-10 1975-07-18
GB1408202A (en) * 1971-09-23 1975-10-01 Nissan Motor Fluid pressure regulating device for automotive braking systems
US3922020A (en) * 1975-01-31 1975-11-25 Nissan Motor Fluid pressure controlling device for brake system of wheeled vehicle

Also Published As

Publication number Publication date
AU1238976A (en) 1977-10-20
GB1540643A (en) 1979-02-14
FI60831C (fi) 1982-04-13
FI760778A (sv) 1976-09-29
FR2305327A1 (fr) 1976-10-22
DE2613046A1 (de) 1976-09-30
JPS51120491U (sv) 1976-09-30
US4070067A (en) 1978-01-24
FR2305327B1 (sv) 1980-07-18

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: NISSAN MOTOR CO LTD