JPS61150266U - - Google Patents
Info
- Publication number
- JPS61150266U JPS61150266U JP1985035296U JP3529685U JPS61150266U JP S61150266 U JPS61150266 U JP S61150266U JP 1985035296 U JP1985035296 U JP 1985035296U JP 3529685 U JP3529685 U JP 3529685U JP S61150266 U JPS61150266 U JP S61150266U
- Authority
- JP
- Japan
- Prior art keywords
- shelf
- constant pressure
- chamber
- control valve
- piston
- 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 5
- 239000011324 bead Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 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
-
- 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
- B60T13/00—Transmitting 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
- B60T13/10—Transmitting 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
- B60T13/24—Transmitting 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
- B60T13/26—Compressed-air systems
- B60T13/40—Compressed-air systems indirect, i.e. compressed air booster units indirect systems
- B60T13/403—Compressed-air systems indirect, i.e. compressed air booster units indirect systems specially adapted for coupling with dependent systems, e.g. tractor-trailer systems
- B60T13/406—Compressed-air systems indirect, i.e. compressed air booster units indirect systems specially adapted for coupling with dependent systems, e.g. tractor-trailer systems specially adapted for transfer of two or more command signals, e.g. railway systems
-
- 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
- B60T15/184—Railway control or brake valves
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Braking Systems And Boosters (AREA)
Description
第1図はこの考案の一実施例による三圧力式制
御弁の低ブレーキ状態を示す要部拡大断面図、第
2図は上記実施例による三圧力式制御弁の高ブレ
ーキ状態を示す要部拡大断面図、第3図は三圧力
式制御弁の略図、第4図は第3図の三圧力式制御
弁の逆止弁を示す拡大断面図、第5図は第4図の
三圧力式制御弁を基本として構成された従来の三
圧力式制御弁の要部拡大断面図、第6図は第5図
の三圧力式制御弁の高ブレーキ状態を示す要部拡
大断面図、第7図は第5図の三圧力式制御弁の低
ブレーキ状態を示す要部拡大断面図、第8図は別
の技術的手段による三圧力式制御弁の要部拡大断
面図、第9図はさらに別の技術的手段による三圧
力式制御弁の要部拡大断面図である。 1……ピストン、2……膜板、22……ビード
、3……弁本体、5……弁機構、9……棚部、9
1……棚部の端縁、92……棚部壁面、10……
通孔、101……通孔の端部開口、BP……ブレ
ーキ管、CR……定圧空気溜、BC……ブレーキ
シリンダ、a……制御室、b……定圧室、c……
出力室、e……供給室。
御弁の低ブレーキ状態を示す要部拡大断面図、第
2図は上記実施例による三圧力式制御弁の高ブレ
ーキ状態を示す要部拡大断面図、第3図は三圧力
式制御弁の略図、第4図は第3図の三圧力式制御
弁の逆止弁を示す拡大断面図、第5図は第4図の
三圧力式制御弁を基本として構成された従来の三
圧力式制御弁の要部拡大断面図、第6図は第5図
の三圧力式制御弁の高ブレーキ状態を示す要部拡
大断面図、第7図は第5図の三圧力式制御弁の低
ブレーキ状態を示す要部拡大断面図、第8図は別
の技術的手段による三圧力式制御弁の要部拡大断
面図、第9図はさらに別の技術的手段による三圧
力式制御弁の要部拡大断面図である。 1……ピストン、2……膜板、22……ビード
、3……弁本体、5……弁機構、9……棚部、9
1……棚部の端縁、92……棚部壁面、10……
通孔、101……通孔の端部開口、BP……ブレ
ーキ管、CR……定圧空気溜、BC……ブレーキ
シリンダ、a……制御室、b……定圧室、c……
出力室、e……供給室。
Claims (1)
- 外縁部が弁本体に取り付けられた円環状の膜板
の内縁部にピストンが保持され、これら膜板とピ
ストンとによつて上記弁本体の内部空間がブレー
キ管に接続する制御室と定圧空気溜に接続する定
圧室とに区画され、これら制御室と定圧室の圧力
差に応じたピストンの往復動作によつてブレーキ
シリンダに通じる圧力空気通路を開閉する弁機構
が具備され、上記制御室の壁面に上記膜板に対向
する棚部が設けられ、この棚部に上記定圧室に連
通された通孔の端部開口が開設されてなる三圧力
式制御弁において、上記棚部の端縁と上記通孔の
端部開口との間の棚部壁面に接離されるビードが
上記膜板に設けられていることを特徴とする三圧
力式制御弁。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985035296U JPH0345896Y2 (ja) | 1985-03-11 | 1985-03-11 | |
KR1019850009282A KR900003949B1 (ko) | 1985-03-11 | 1985-12-10 | 3압력식 제어밸브 |
US06/838,646 US4655510A (en) | 1985-03-11 | 1986-03-11 | Self-lapping type control valve device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985035296U JPH0345896Y2 (ja) | 1985-03-11 | 1985-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61150266U true JPS61150266U (ja) | 1986-09-17 |
JPH0345896Y2 JPH0345896Y2 (ja) | 1991-09-27 |
Family
ID=12437810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985035296U Expired JPH0345896Y2 (ja) | 1985-03-11 | 1985-03-11 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4655510A (ja) |
JP (1) | JPH0345896Y2 (ja) |
KR (1) | KR900003949B1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3752757B1 (de) * | 2018-02-14 | 2023-06-07 | Oetiker Schweiz AG | Strömungsweg-umschaltventil |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3545820A (en) * | 1968-12-31 | 1970-12-08 | Westinghouse Air Brake Co | Brake control valve |
JPS5683664A (en) * | 1979-12-11 | 1981-07-08 | Nippon Air Brake Co Ltd | Comparison switching valve making low-pressure side into output pressure with respect to two system input pressure |
-
1985
- 1985-03-11 JP JP1985035296U patent/JPH0345896Y2/ja not_active Expired
- 1985-12-10 KR KR1019850009282A patent/KR900003949B1/ko not_active IP Right Cessation
-
1986
- 1986-03-11 US US06/838,646 patent/US4655510A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4655510A (en) | 1987-04-07 |
KR900003949B1 (ko) | 1990-06-05 |
JPH0345896Y2 (ja) | 1991-09-27 |
KR860007118A (ko) | 1986-10-08 |