JPH03104584U - - Google Patents

Info

Publication number
JPH03104584U
JPH03104584U JP1294890U JP1294890U JPH03104584U JP H03104584 U JPH03104584 U JP H03104584U JP 1294890 U JP1294890 U JP 1294890U JP 1294890 U JP1294890 U JP 1294890U JP H03104584 U JPH03104584 U JP H03104584U
Authority
JP
Japan
Prior art keywords
valve
flow path
pressure introduction
hole
path
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.)
Pending
Application number
JP1294890U
Other languages
English (en)
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 JP1294890U priority Critical patent/JPH03104584U/ja
Publication of JPH03104584U publication Critical patent/JPH03104584U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fluid-Driven Valves (AREA)
  • Details Of Valves (AREA)

Description

【図面の簡単な説明】
第１図は、本考案になる遮断弁の一実施例を示
す縦断面図、第２図は第１図の−線での横断
面図である。 １……弁本体、３……弁孔、４……弁座、５…
…弁体、２０……圧力導入路、２１……一方向制
御弁、Ａ……弁体５による弁座４の閉塞時におけ
る弁体５の弁座４との当接部。

Claims (1)

  1. 【実用新案登録請求の範囲】 弁本体１を貫通する流路２の中間部に弁孔３
    に連なる弁座４を設け、流路２を弁座４にて上流
    側流路２Ａと弁孔３を含む下流側流路２Ｂとに区
    分するとともに弁座４に対向して該弁座の有効開
    口面積を制御する弁体５を備えた遮断弁において
    、 弁体５による弁座４の閉塞時における弁体５の
    弁座４との当接部Ａより下流側の弁孔３に、大気
    又は、下流側流路２Ｂに連なる圧力導入路２０を
    開口してなる遮断弁。 前記圧力導入路を上流側流路２Ａの横断面の
    中心を通る長手方向軸心線Ａ−Ａの近傍の下流側
    の弁孔３に開口してなる請求項第１項記載の遮断
    弁。 前記圧力導入路内に弁孔３内への流体の流入
    のみを許容する一方向制御弁２１を配置してなる
    請求項第１項記載の遮断弁。
JP1294890U 1990-02-13 1990-02-13 Pending JPH03104584U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1294890U JPH03104584U (ja) 1990-02-13 1990-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1294890U JPH03104584U (ja) 1990-02-13 1990-02-13

Publications (1)

Publication Number Publication Date
JPH03104584U true JPH03104584U (ja) 1991-10-30

Family

ID=31516391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1294890U Pending JPH03104584U (ja) 1990-02-13 1990-02-13

Country Status (1)

Country Link
JP (1) JPH03104584U (ja)

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