FR2606721A1 - Valve de commande de freinage pour vehicule ferroviaire marchandise, apte a realiser l'application acceleree du frein - Google Patents
Valve de commande de freinage pour vehicule ferroviaire marchandise, apte a realiser l'application acceleree du frein Download PDFInfo
- Publication number
- FR2606721A1 FR2606721A1 FR8714425A FR8714425A FR2606721A1 FR 2606721 A1 FR2606721 A1 FR 2606721A1 FR 8714425 A FR8714425 A FR 8714425A FR 8714425 A FR8714425 A FR 8714425A FR 2606721 A1 FR2606721 A1 FR 2606721A1
- Authority
- FR
- France
- Prior art keywords
- pressure
- piston
- reduction
- chamber
- fluid
- 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.)
- Withdrawn
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/930,480 US4744609A (en) | 1986-11-14 | 1986-11-14 | Freight brake control valve having an emergency piston slide valve and graduating valve arranged to provide an accelerated brake application function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2606721A1 true FR2606721A1 (fr) | 1988-05-20 |
Family
ID=25459381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8714425A Withdrawn FR2606721A1 (fr) | 1986-11-14 | 1987-10-20 | Valve de commande de freinage pour vehicule ferroviaire marchandise, apte a realiser l'application acceleree du frein |
Country Status (13)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4830438A (en) * | 1988-08-17 | 1989-05-16 | American Standard Inc. | Freight brake emergency valve |
| US4850654A (en) * | 1989-01-13 | 1989-07-25 | American Standard Inc. | Freight brake emergency valve |
| JP3814164B2 (ja) * | 2000-06-28 | 2006-08-23 | ウエスチングハウス・エヤー・ブレーキ・テクノロジーズ・コーポレイション | 鉄道車両用の段階解除弁及びブレーキ圧力の段階解除を行うために鉄道車両のブレーキを制御する方法 |
| CA2867035C (en) | 2012-05-08 | 2018-12-04 | Wabtec Holding Corp. | Abdx-c service graduating valve and slide valve and slide valve design incorporating accelerated application valve (aav) functionality |
| CN104364133B (zh) | 2012-05-24 | 2017-05-31 | Wabtec控股集团 | 包含两个弹簧斜面的作用主活塞衬套 |
| CN107499300B (zh) * | 2017-08-17 | 2019-11-05 | 中车青岛四方车辆研究所有限公司 | 多路预控中继阀 |
| RU200172U1 (ru) * | 2020-05-21 | 2020-10-08 | Федеральное государственное бюджетное образовательное учреждение высшего образования Иркутский государственный университет путей сообщения (ФГБОУ ВО ИрГУПС) | Устройство ускоренной ликвидации сверхзарядного давления автоматических тормозов грузового подвижного состава |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2012375A (en) * | 1932-06-09 | 1935-08-27 | New York Air Brake Co | Air brake |
| US2707134A (en) * | 1950-12-20 | 1955-04-26 | Westinghouse Air Brake Co | Fluid pressure brake equipment |
| US2939746A (en) * | 1957-08-20 | 1960-06-07 | New York Air Brake Co | Release-insuring valve for air brakes |
| DE2946657A1 (de) * | 1979-11-19 | 1981-05-27 | Knorr-Bremse GmbH, 8000 München | Betriebsbremsbeschleuniger fuer indirekte druckluftbremsen von schienenfahrzeugen |
| US4690463A (en) * | 1986-04-18 | 1987-09-01 | American Standard Inc. | Freight brake control valve having an emergency piston slide valve arranged to provide an accelerated brake application function |
-
1986
- 1986-11-14 US US06/930,480 patent/US4744609A/en not_active Expired - Lifetime
-
1987
- 1987-08-12 CA CA000544275A patent/CA1300208C/en not_active Expired - Lifetime
- 1987-08-25 ZA ZA876327A patent/ZA876327B/xx unknown
- 1987-09-09 IN IN659/MAS/87A patent/IN170193B/en unknown
- 1987-09-11 AU AU78326/87A patent/AU597103B2/en not_active Ceased
- 1987-09-28 DE DE19873732672 patent/DE3732672A1/de not_active Withdrawn
- 1987-10-13 MX MX8804A patent/MX159729A/es unknown
- 1987-10-20 FR FR8714425A patent/FR2606721A1/fr not_active Withdrawn
- 1987-10-22 BR BR8705666A patent/BR8705666A/pt not_active IP Right Cessation
- 1987-10-22 IT IT8748528A patent/IT1211878B/it active
- 1987-11-03 GB GB8725710A patent/GB2197405B/en not_active Expired - Lifetime
- 1987-11-11 CN CN87107872A patent/CN1009446B/zh not_active Expired
- 1987-11-13 JP JP1987172807U patent/JPH0423725Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0423725Y2 (US07709020-20100504-C00041.png) | 1992-06-03 |
| DE3732672A1 (de) | 1988-05-26 |
| JPS6388572U (US07709020-20100504-C00041.png) | 1988-06-09 |
| MX159729A (es) | 1989-08-11 |
| IN170193B (US07709020-20100504-C00041.png) | 1992-02-22 |
| GB2197405B (en) | 1991-05-01 |
| GB2197405A (en) | 1988-05-18 |
| BR8705666A (pt) | 1988-06-14 |
| AU7832687A (en) | 1988-05-19 |
| AU597103B2 (en) | 1990-05-24 |
| ZA876327B (en) | 1988-03-15 |
| US4744609A (en) | 1988-05-17 |
| CN1009446B (zh) | 1990-09-05 |
| GB8725710D0 (en) | 1987-12-09 |
| IT1211878B (it) | 1989-11-08 |
| IT8748528A0 (it) | 1987-10-22 |
| CN87107872A (zh) | 1988-08-10 |
| CA1300208C (en) | 1992-05-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GC | Lien (pledge) constituted | ||
| ST | Notification of lapse | ||
| GR | Lien (pledge) cancelled due to a court decision | ||
| RG | Lien (pledge) cancelled |