FR2512409B1 - Dispositif de valve de commande pour un cylindre de frein combine a un reservoir d'air comprime - Google Patents

Dispositif de valve de commande pour un cylindre de frein combine a un reservoir d'air comprime

Info

Publication number
FR2512409B1
FR2512409B1 FR8215172A FR8215172A FR2512409B1 FR 2512409 B1 FR2512409 B1 FR 2512409B1 FR 8215172 A FR8215172 A FR 8215172A FR 8215172 A FR8215172 A FR 8215172A FR 2512409 B1 FR2512409 B1 FR 2512409B1
Authority
FR
France
Prior art keywords
control valve
compressed air
valve device
brake cylinder
air tank
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.)
Expired
Application number
FR8215172A
Other languages
English (en)
Other versions
FR2512409A1 (fr
Inventor
James E Hart
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.)
Trane US Inc
Original Assignee
American Standard Inc
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 American Standard Inc filed Critical American Standard Inc
Publication of FR2512409A1 publication Critical patent/FR2512409A1/fr
Application granted granted Critical
Publication of FR2512409B1 publication Critical patent/FR2512409B1/fr
Expired 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
    • B60T8/1893—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 especially adapted for railway vehicles
    • 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
    • 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
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/42—Other control devices or valves characterised by definite functions with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation
    • 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
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/54—Other control devices or valves characterised by definite functions for controlling exhaust from triple valve or from brake cylinder
    • 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/08—Brake cylinders other than ultimate actuators
    • B60T17/10—Two or more cylinders acting on the same brake with means for rendering them effective selectively or successively, the number of effective cylinders being variable

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Braking Arrangements (AREA)
  • Braking Systems And Boosters (AREA)
FR8215172A 1981-09-08 1982-09-07 Dispositif de valve de commande pour un cylindre de frein combine a un reservoir d'air comprime Expired FR2512409B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/300,705 US4405182A (en) 1981-09-08 1981-09-08 Control valve arrangement for combined brake cylinder and air reservoir device

Publications (2)

Publication Number Publication Date
FR2512409A1 FR2512409A1 (fr) 1983-03-11
FR2512409B1 true FR2512409B1 (fr) 1987-01-16

Family

ID=23160236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8215172A Expired FR2512409B1 (fr) 1981-09-08 1982-09-07 Dispositif de valve de commande pour un cylindre de frein combine a un reservoir d'air comprime

Country Status (6)

Country Link
US (1) US4405182A (fr)
JP (1) JPS5873464A (fr)
AU (1) AU552653B2 (fr)
CA (1) CA1213634A (fr)
FR (1) FR2512409B1 (fr)
ZA (1) ZA826590B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4619348A (en) * 1985-04-24 1986-10-28 Wabco Ltd. Combined hydropneumatic brake cylinder/air reservoir device with automatic double-acting slack adjuster arrangement
AU2000237380A1 (en) * 2000-03-10 2001-09-24 Westinghouse Air Brake Technologies Corporation Brake cylinder empty/load equipment
US6776268B2 (en) * 2001-06-29 2004-08-17 Westinghouse Air Brake Technologies Corporation Unitized railcar brake equipment
US20110278914A1 (en) * 2010-05-17 2011-11-17 Jacob Kobelt Brake actuator, method of operating same, and system including same
US9333959B2 (en) 2012-04-03 2016-05-10 Wabtec Holding Corp. Brake cylinder maintaining valve
US9925969B2 (en) 2016-03-07 2018-03-27 Westinghouse Air Brake Technologies Corporation Cut-off valve and hot wheel protection valve arrangement
US10647309B2 (en) 2017-12-08 2020-05-12 Westinghouse Air Brake Technologies Corporation Quick Service Limiting Valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058348A (en) * 1977-03-04 1977-11-15 Westinghouse Air Brake Company Brake apparatus with a combined brake cylinder and reservoir
US4106819A (en) * 1977-08-18 1978-08-15 Westinghouse Air Brake Company Emergency portion for a brake control valve
US4225193A (en) * 1979-05-01 1980-09-30 American Standard Inc. Control valve arrangement for combined brake cylinder and reservoir
US4339155A (en) * 1980-10-08 1982-07-13 American Standard Inc. Control valve arrangement for combined brake and air reservoir device

Also Published As

Publication number Publication date
FR2512409A1 (fr) 1983-03-11
JPS5873464A (ja) 1983-05-02
AU552653B2 (en) 1986-06-12
US4405182A (en) 1983-09-20
JPS6310022B2 (fr) 1988-03-03
ZA826590B (en) 1983-07-27
CA1213634A (fr) 1986-11-04
AU8809182A (en) 1983-03-17

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Legal Events

Date Code Title Description
ST Notification of lapse