BR8503501A - Aparelho de freio de veiculo controlado por pressao de fluido - Google Patents
Aparelho de freio de veiculo controlado por pressao de fluidoInfo
- Publication number
- BR8503501A BR8503501A BR8503501A BR8503501A BR8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A
- Authority
- BR
- Brazil
- Prior art keywords
- fluid pressure
- brake system
- vehicle brake
- pressure controlled
- controlled vehicle
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title 1
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
- B60T15/18—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
- B60T15/22—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 with one or more auxiliary valves, for braking, releasing, filling reservoirs
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Braking Systems And Boosters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/642,846 US4558907A (en) | 1984-08-20 | 1984-08-20 | Control valve device arranged for direct or graduated release operation |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8503501A true BR8503501A (pt) | 1986-04-22 |
Family
ID=24578285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8503501A BR8503501A (pt) | 1984-08-20 | 1985-07-23 | Aparelho de freio de veiculo controlado por pressao de fluido |
Country Status (7)
Country | Link |
---|---|
US (1) | US4558907A (pt) |
JP (1) | JPS6160362A (pt) |
BR (1) | BR8503501A (pt) |
CA (1) | CA1242232A (pt) |
GB (1) | GB2163501B (pt) |
IN (1) | IN165402B (pt) |
ZA (1) | ZA854720B (pt) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4678241A (en) * | 1985-03-11 | 1987-07-07 | Nippon Air Brake Co., Ltd. | Equalizer discharge valve for a railroad car air brake system |
US4775194A (en) * | 1986-06-06 | 1988-10-04 | General Signal Corporation | Pneumatically operated graduated release valve for rail vehicles |
US5083843A (en) * | 1990-08-20 | 1992-01-28 | Knorr Brake Holding Corporation | Automatic graduated/direct release valve |
US5429427A (en) * | 1994-09-23 | 1995-07-04 | New York Air Brake | Air brake control valve with combined graduated and direct release |
US6238012B1 (en) * | 1998-06-29 | 2001-05-29 | Westinghouse Air Brake Company | Direct manipulating direct-graduated release cap for 26-type control valves |
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 |
DE60103528T2 (de) * | 2001-07-02 | 2005-06-16 | Westinghouse Air Brake Technologies Corp. | Vorrichtung und Verfahren für eine pneumatisch geregelte, abgestufte Bremsdruckverminderung für ein Güterzugbremssystem |
US7429088B1 (en) * | 2007-10-23 | 2008-09-30 | New York Air Brake Corporation | Stabilized brake control valve |
US9505391B2 (en) * | 2014-09-08 | 2016-11-29 | New York Air Brake, LLC | Brake cylinder maintaining reference |
US10029666B2 (en) | 2015-03-19 | 2018-07-24 | Westinghouse Air Brake Technologies Corporation | Hot wheel protection valve |
US9925969B2 (en) | 2016-03-07 | 2018-03-27 | Westinghouse Air Brake Technologies Corporation | Cut-off valve and hot wheel protection valve arrangement |
CA2995493C (en) * | 2016-03-07 | 2022-06-14 | Westinghouse Air Brake Technologies Corporation | Brake cylinder maintaining valve |
CN105905088B (zh) * | 2016-05-31 | 2018-07-13 | 眉山中车制动科技股份有限公司 | 一种制动阀用副风缸充气控制装置 |
US10059320B2 (en) | 2017-01-25 | 2018-08-28 | Westinghouse Air Brake Technologies Corporation | Automatic retainer valve |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3429620A (en) * | 1967-06-20 | 1969-02-25 | Westinghouse Air Brake Co | Fluid pressure brake control valve apparatus with selective direct or graduated release function |
US4025126A (en) * | 1976-01-19 | 1977-05-24 | Westinghouse Air Brake Company | Brake control valve device with movable control reservoir charging valve |
US4033632A (en) * | 1976-10-21 | 1977-07-05 | Westinghouse Air Brake Company | Control valve device with change-over means for direct or graduated release operation |
US4125292A (en) * | 1977-10-11 | 1978-11-14 | Westinghouse Air Brake Company | Control valve device with service and emergency limiting valves |
JPS5937725B2 (ja) * | 1979-09-07 | 1984-09-11 | 新日本製鐵株式会社 | 熱間圧延線材の直接熱処理方法 |
-
1984
- 1984-08-20 US US06/642,846 patent/US4558907A/en not_active Expired - Lifetime
-
1985
- 1985-05-23 CA CA000482121A patent/CA1242232A/en not_active Expired
- 1985-06-11 GB GB08514715A patent/GB2163501B/en not_active Expired
- 1985-06-21 ZA ZA854720A patent/ZA854720B/xx unknown
- 1985-07-01 IN IN497/MAS/85A patent/IN165402B/en unknown
- 1985-07-23 BR BR8503501A patent/BR8503501A/pt unknown
- 1985-08-19 JP JP60180613A patent/JPS6160362A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
ZA854720B (en) | 1986-07-30 |
GB2163501B (en) | 1988-03-02 |
IN165402B (pt) | 1989-10-07 |
GB2163501A (en) | 1986-02-26 |
GB8514715D0 (en) | 1985-07-10 |
CA1242232A (en) | 1988-09-20 |
JPS6160362A (ja) | 1986-03-28 |
US4558907A (en) | 1985-12-17 |
JPH0418585B2 (pt) | 1992-03-27 |
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