BR7707491A - Dispositivo de freio aplicado a mola para controle de frenagem de um veiculo;e valvula de controle de freio - Google Patents

Dispositivo de freio aplicado a mola para controle de frenagem de um veiculo;e valvula de controle de freio

Info

Publication number
BR7707491A
BR7707491A BR7707491A BR7707491A BR7707491A BR 7707491 A BR7707491 A BR 7707491A BR 7707491 A BR7707491 A BR 7707491A BR 7707491 A BR7707491 A BR 7707491A BR 7707491 A BR7707491 A BR 7707491A
Authority
BR
Brazil
Prior art keywords
brake control
brake
vehicle
spring
device applied
Prior art date
Application number
BR7707491A
Other languages
English (en)
Portuguese (pt)
Inventor
R Bridigum
Original Assignee
Westinghouse Air Brake 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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of BR7707491A publication Critical patent/BR7707491A/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/24Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
    • B60T13/26Compressed-air systems
    • B60T13/261Compressed-air systems systems with both indirect application and application by springs or weights and released by compressed air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66Electrical control in fluid-pressure brake systems
    • B60T13/665Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/18Arrangements 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
    • B60T8/1893Arrangements 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 especially adapted for railway vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
BR7707491A 1976-11-11 1977-11-09 Dispositivo de freio aplicado a mola para controle de frenagem de um veiculo;e valvula de controle de freio BR7707491A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/740,836 US4045093A (en) 1976-11-11 1976-11-11 Dynamic blending with a spring-applied fluid pressure released service brake including cojoint spring and fluid pressure emergency feature

Publications (1)

Publication Number Publication Date
BR7707491A true BR7707491A (pt) 1978-06-20

Family

ID=24978288

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7707491A BR7707491A (pt) 1976-11-11 1977-11-09 Dispositivo de freio aplicado a mola para controle de frenagem de um veiculo;e valvula de controle de freio

Country Status (8)

Country Link
US (1) US4045093A (US08124630-20120228-C00152.png)
JP (1) JPS5366612A (US08124630-20120228-C00152.png)
AU (1) AU507590B2 (US08124630-20120228-C00152.png)
BR (1) BR7707491A (US08124630-20120228-C00152.png)
CA (1) CA1064549A (US08124630-20120228-C00152.png)
GB (1) GB1555834A (US08124630-20120228-C00152.png)
IN (1) IN147923B (US08124630-20120228-C00152.png)
ZA (1) ZA773440B (US08124630-20120228-C00152.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199195A (en) * 1978-10-16 1980-04-22 Westinghouse Air Brake Company Dynamic/friction brake blending control system
US4598953A (en) * 1985-06-17 1986-07-08 American Standard Inc. Electropneumatic brake control system for railway transit vehicle
US4659149A (en) * 1985-11-08 1987-04-21 American Standard Inc. Cross blending electro-dynamic/friction brake system for multi-car train consist having mixed power and non-power cars

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897011A (en) * 1955-11-28 1959-07-28 Westinghouse Air Brake Co Combined pneumatic and electro-pneumatic brake control apparatus
US3260331A (en) * 1963-12-09 1966-07-12 Gen Motors Corp Drive sustaining device
GB1063078A (en) * 1964-04-02 1967-03-30 Neway Equipment Co Improvements in or relating to brake operating structures
US3536360A (en) * 1969-01-27 1970-10-27 Gen Signal Corp Blending scheme for fluid-operated and dynamic brakes
US3814483A (en) * 1973-05-22 1974-06-04 Westinghouse Air Brake Co Blending valve device for combining fluid pressure and dynamic brakes

Also Published As

Publication number Publication date
AU507590B2 (en) 1980-02-21
GB1555834A (en) 1979-11-14
ZA773440B (en) 1978-04-26
US4045093A (en) 1977-08-30
JPS5366612A (en) 1978-06-14
CA1064549A (en) 1979-10-16
IN147923B (US08124630-20120228-C00152.png) 1980-08-09
AU2936777A (en) 1979-04-12
JPS5637101B2 (US08124630-20120228-C00152.png) 1981-08-28

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