JPH0317965U - - Google Patents

Info

Publication number
JPH0317965U
JPH0317965U JP1989079959U JP7995989U JPH0317965U JP H0317965 U JPH0317965 U JP H0317965U JP 1989079959 U JP1989079959 U JP 1989079959U JP 7995989 U JP7995989 U JP 7995989U JP H0317965 U JPH0317965 U JP H0317965U
Authority
JP
Japan
Prior art keywords
supply
valve
chamber
intermediate body
supply valve
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
Application number
JP1989079959U
Other languages
English (en)
Other versions
JPH0727256Y2 (ja
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 filed Critical
Priority to JP1989079959U priority Critical patent/JPH0727256Y2/ja
Priority to US07/547,707 priority patent/US5125722A/en
Publication of JPH0317965U publication Critical patent/JPH0317965U/ja
Application granted granted Critical
Publication of JPH0727256Y2 publication Critical patent/JPH0727256Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B60T8/1818—Lever mechanism
    • 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
    • B60T8/1837—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 load-detecting arrangements
    • B60T8/1843—Arrangements for detecting air spring pressure

Description

【図面の簡単な説明】
第１図はこの考案の第１実施例を示す縦断正面
図、第２図は第１図の部分拡大図、第３図は第２
実施例を示す縦断正面図、第４図は第３実施例を
示す縦断正面部分図、第５図は従来の応荷重弁の
主要部縦断正面部分図、第６図は第５図の応荷重
弁を用いた従来のブレーキ装置の概略の構成を示
す構成図である。 ４１……応荷重弁（制御弁）、４２……供給室
、４３……出力室、４４……供給弁座、４６……
排気弁棒、４７……釣合ピストン、４８……中間
体、４９……供給孔、５６……通路、５７……パ
イロツト室、７０……調圧弁（制御弁）。

Claims (1)

  1. 【実用新案登録請求の範囲】 圧力空気源に接続される供給室と、空気圧機器
    に接続される出力室と、前記供給室内に突設され
    その内側に供給室と出力室とを連通する供給孔を
    有する供給弁座と、この供給弁座に着離座して前
    記供給孔を開閉する供給弁と、先端が供給孔に遊
    嵌して供給弁に対向しこの先端に開口する排気孔
    を有する排気弁棒と、この排気弁棒に結合され一
    方に前記出力室の空気圧を受け他方に制御圧また
    は調圧ばねにもとづく押圧力を受ける釣合ピスト
    ンとを備え、前記供給弁に作用する供給室の空気
    圧がバランスするよう構成された圧力制御弁にお
    いて、 前記供給室と供給孔と供給弁座と供給弁とを中
    間体に設け、この中間体を圧力制御弁本体内に供
    給弁の開閉移動方向に一定範囲で進退移動自在に
    設け、この中間体を前記供給室の空気圧を受けて
    前記排気弁棒側へ前進移動させこの空気圧の排気
    により前記出力室の空気圧で後退移動するように
    前記供給室に連通されるパイロツト室を設け、前
    記釣合ピストンが前記押圧力による移動端に位置
    するときに、前記排気弁棒先端を後退位置にある
    前記中間体の供給弁に対し離間させ前進位置にあ
    る前記中間体の供給弁に対し当接させて開弁する
    よう設けたことを特徴とする圧力制御弁。
JP1989079959U 1989-07-05 1989-07-05 圧力制御弁 Expired - Fee Related JPH0727256Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989079959U JPH0727256Y2 (ja) 1989-07-05 1989-07-05 圧力制御弁
US07/547,707 US5125722A (en) 1989-07-05 1990-07-03 Load compensation control valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989079959U JPH0727256Y2 (ja) 1989-07-05 1989-07-05 圧力制御弁

Publications (2)

Publication Number Publication Date
JPH0317965U true JPH0317965U (ja) 1991-02-21
JPH0727256Y2 JPH0727256Y2 (ja) 1995-06-21

Family

ID=13704846

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989079959U Expired - Fee Related JPH0727256Y2 (ja) 1989-07-05 1989-07-05 圧力制御弁

Country Status (2)

Country Link
US (1) US5125722A (ja)
JP (1) JPH0727256Y2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6079795A (en) * 1998-06-08 2000-06-27 Westinghouse Air Brake Technologies Corporation Load proportional brake cylinder pressure limiting system
CN115179918B (zh) * 2022-07-12 2023-07-11 眉山中车制动科技股份有限公司 一种精准控制制动缸空气压力的结构及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1284012A (fr) * 1960-12-30 1962-02-09 Dba Sa Perfectionnements aux correcteurs de freinage
DE1780045B2 (de) * 1968-07-26 1973-06-07 Knorr Bremse GmbH, 8000 München Wiegeventil in lastabhaengigen bremskraftreglern, insbesondere fuer schienenfahrzeuge
FR2070989A5 (ja) * 1969-12-12 1971-09-17 Westinghouse Freins & Signaux
JPS5228193B2 (ja) * 1973-11-28 1977-07-25
IT1041425B (it) * 1975-07-29 1980-01-10 Fiat Spa Dispositivo di regolazione per impianti pneumatici di frenatura per autoveicoli
US4077076A (en) * 1976-04-28 1978-03-07 Masters John L Anchor light
US4453779A (en) * 1982-02-18 1984-06-12 American Standard Inc. Adjustable variable load control valve device
JPS6024664U (ja) * 1983-07-28 1985-02-20 株式会社ナブコ 応荷重弁
DE3344839C2 (de) * 1983-12-12 1995-01-26 Wabco Vermoegensverwaltung Lastabhängiger Bremskraftregler für druckluftbetätigbare Kraftfahrzeug- oder Anhängerfahrzeug-Bremsanlagen

Also Published As

Publication number Publication date
JPH0727256Y2 (ja) 1995-06-21
US5125722A (en) 1992-06-30

Similar Documents

Publication Publication Date Title
JPH0317965U (ja)
JPH01104853U (ja)
JPH0190662U (ja)
JPH0272881U (ja)
JPS6241970U (ja)
JPH0325080U (ja)
JPS6272260U (ja)
JPS63184175U (ja)
JPH0194167U (ja)
JPH0182973U (ja)
JPH03104209U (ja)
JPS61172232U (ja)
JPS63109001U (ja)
JPS63162676U (ja)
JPS62108602U (ja)
JPH0172612U (ja)
JPS62190172U (ja)
JPH0173074U (ja)
JPH03110976U (ja)
JPH0238536U (ja)
JPH02114273U (ja)
JPS62163306U (ja)
JPS6414562U (ja)
JPH01171991U (ja)
JPS63171269U (ja)

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees