BR8707981A - Valvula de controle de dosagem - Google Patents

Valvula de controle de dosagem

Info

Publication number
BR8707981A
BR8707981A BR8707981A BR8707981A BR8707981A BR 8707981 A BR8707981 A BR 8707981A BR 8707981 A BR8707981 A BR 8707981A BR 8707981 A BR8707981 A BR 8707981A BR 8707981 A BR8707981 A BR 8707981A
Authority
BR
Brazil
Prior art keywords
control valve
dosing control
dosing
valve
control
Prior art date
Application number
BR8707981A
Other languages
English (en)
Inventor
James Edward Szudy
Andrew Marsh
Original Assignee
Allied Corp
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 Allied Corp filed Critical Allied Corp
Publication of BR8707981A publication Critical patent/BR8707981A/pt

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
    • B60T8/26—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
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B60T15/20—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by two fluid pressures
    • 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
    • B60T8/263—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 pneumatic brake systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Control Of Fluid Pressure (AREA)
BR8707981A 1987-05-04 1987-08-17 Valvula de controle de dosagem BR8707981A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/045,352 US4725101A (en) 1987-05-04 1987-05-04 Proportioning control valve
PCT/US1987/002003 WO1988008799A1 (en) 1987-05-04 1987-08-17 Proportioning control valve

Publications (1)

Publication Number Publication Date
BR8707981A true BR8707981A (pt) 1990-04-17

Family

ID=21937394

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8707981A BR8707981A (pt) 1987-05-04 1987-08-17 Valvula de controle de dosagem

Country Status (9)

Country Link
US (1) US4725101A (pt)
EP (1) EP0367759B1 (pt)
JP (1) JP2679792B2 (pt)
KR (1) KR890700499A (pt)
CN (1) CN1011498B (pt)
AU (1) AU607651B2 (pt)
BR (1) BR8707981A (pt)
CA (1) CA1293289C (pt)
WO (1) WO1988008799A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850651A (en) * 1988-09-06 1989-07-25 Allied-Signal Inc. Proportioning brake control valve with caged tare pressure spring
US5046786A (en) * 1990-06-12 1991-09-10 Midland Brake, Inc. Combination brake valve module
US5362136A (en) * 1993-03-02 1994-11-08 Midland Brake, Inc. Proportioning module
US5340212A (en) * 1993-03-24 1994-08-23 Allied-Signal Inc. Proportioning relay valve disabled by failed front braking circuit
US5897174A (en) * 1996-08-19 1999-04-27 Wabash National Corporation Braking system
US8522818B2 (en) * 2009-03-30 2013-09-03 Sti Srl Booster valve
US8631826B2 (en) * 2010-09-15 2014-01-21 Fisher Controls International Llc Volume booster with stabilized trim
US8869831B2 (en) 2011-05-25 2014-10-28 Bendix Commercial Vehicle Systems Llc Variable configuration traction valve
CN102700543B (zh) * 2012-05-15 2014-08-13 大连交通大学 一种重载长大列车用梨形孔的制动分配阀

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2453466C2 (de) * 1974-11-12 1983-02-24 Robert Bosch Gmbh, 7000 Stuttgart Druckverhältnisventil
FR2339517A1 (fr) * 1976-01-27 1977-08-26 Wabco Westinghouse Valve de commance pour un dispositif de freinage d'un vehicule en fonction de la charge
US4261624A (en) * 1979-05-10 1981-04-14 White Motor Corporation Brake system
US4230373A (en) * 1978-12-01 1980-10-28 White Motor Corporation Brake system
US4348062A (en) * 1980-08-14 1982-09-07 The Bendix Corporation Tractor air brake proportioning system
US4368926A (en) * 1980-09-29 1983-01-18 The Bendix Corporation Brake proportioning system
US4410218A (en) * 1981-06-15 1983-10-18 Echlin Inc. Control valve for tractor rear axles
US4455051A (en) * 1981-06-15 1984-06-19 Echlin Inc. Ratio control valve for tractor rear axles
DE3321566A1 (de) * 1983-06-15 1984-12-20 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Relaisventil
DE3344839C2 (de) * 1983-12-12 1995-01-26 Wabco Vermoegensverwaltung Lastabhängiger Bremskraftregler für druckluftbetätigbare Kraftfahrzeug- oder Anhängerfahrzeug-Bremsanlagen
US4553789A (en) * 1984-05-10 1985-11-19 Allied Corporation Dual brake valve with brake proportioning
US4571007A (en) * 1984-05-10 1986-02-18 Allied Corporation Proportioning relay valve

Also Published As

Publication number Publication date
EP0367759B1 (en) 1991-06-05
JPH02504016A (ja) 1990-11-22
JP2679792B2 (ja) 1997-11-19
CN1011498B (zh) 1991-02-06
WO1988008799A1 (en) 1988-11-17
EP0367759A1 (en) 1990-05-16
US4725101A (en) 1988-02-16
KR890700499A (ko) 1989-04-25
AU607651B2 (en) 1991-03-07
AU7854287A (en) 1988-12-06
CN88101621A (zh) 1988-11-16
CA1293289C (en) 1991-12-17

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 17/08/2002