JPH0190662U - - Google Patents
Info
- Publication number
- JPH0190662U JPH0190662U JP1987186765U JP18676587U JPH0190662U JP H0190662 U JPH0190662 U JP H0190662U JP 1987186765 U JP1987186765 U JP 1987186765U JP 18676587 U JP18676587 U JP 18676587U JP H0190662 U JPH0190662 U JP H0190662U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- piston
- air supply
- air
- chamber
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 claims description 7
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
- G05D16/185—Control of fluid pressure with auxiliary non-electric power derived from an external source using membranes within the main valve
-
- 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
- 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
- B60T8/1812—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 characterised by the means for pressure reduction
- B60T8/1825—Means for changing the diaphragm area submitted to pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86919—Sequentially closing and opening alternately seating flow controllers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87217—Motor
- Y10T137/87225—Fluid motor
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987186765U JPH0355482Y2 (US08087162-20120103-C00010.png) | 1987-12-08 | 1987-12-08 | |
| US07/278,518 US4883089A (en) | 1987-12-08 | 1988-12-01 | Railway car pressure control valves |
| CA000585164A CA1309743C (en) | 1987-12-08 | 1988-12-07 | Railway car pressure control valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987186765U JPH0355482Y2 (US08087162-20120103-C00010.png) | 1987-12-08 | 1987-12-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0190662U true JPH0190662U (US08087162-20120103-C00010.png) | 1989-06-14 |
| JPH0355482Y2 JPH0355482Y2 (US08087162-20120103-C00010.png) | 1991-12-10 |
Family
ID=16194240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987186765U Expired JPH0355482Y2 (US08087162-20120103-C00010.png) | 1987-12-08 | 1987-12-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4883089A (US08087162-20120103-C00010.png) |
| JP (1) | JPH0355482Y2 (US08087162-20120103-C00010.png) |
| CA (1) | CA1309743C (US08087162-20120103-C00010.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2506155Y2 (ja) * | 1990-09-26 | 1996-08-07 | 株式会社ナブコ | 圧力制御弁 |
| JPH0457478U (US08087162-20120103-C00010.png) * | 1990-09-26 | 1992-05-18 | ||
| JP5588906B2 (ja) * | 2011-03-30 | 2014-09-10 | アズビル株式会社 | パイロットリレー |
| CN107839679B (zh) * | 2017-12-05 | 2024-08-23 | 英利新能源(宁夏)有限公司 | 一种机车紧急制动阀 |
| CN114771596B (zh) * | 2022-04-22 | 2024-05-24 | 中国国家铁路集团有限公司 | 可进行多级压力输出的中继阀及轨道车辆制动系统 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2716017A (en) * | 1952-08-28 | 1955-08-23 | Grinnell Corp | Diaphragm valves |
| US2825361A (en) * | 1955-01-20 | 1958-03-04 | Exxon Research Engineering Co | Variable ratio valve |
| US2958337A (en) * | 1956-12-28 | 1960-11-01 | Westinghouse Air Brake Co | Fluid pressure regulating valve device for supplying graduated delivery pressure according to the supply pressure |
| US3018136A (en) * | 1960-03-21 | 1962-01-23 | Power Brake Equipment Company | Adjustable differential air pressure relay |
| US4724859A (en) * | 1986-12-09 | 1988-02-16 | Nippon Air Brake Co., Ltd. | Self-lapping type valve device |
-
1987
- 1987-12-08 JP JP1987186765U patent/JPH0355482Y2/ja not_active Expired
-
1988
- 1988-12-01 US US07/278,518 patent/US4883089A/en not_active Expired - Lifetime
- 1988-12-07 CA CA000585164A patent/CA1309743C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4883089A (en) | 1989-11-28 |
| JPH0355482Y2 (US08087162-20120103-C00010.png) | 1991-12-10 |
| CA1309743C (en) | 1992-11-03 |
