JPS6189568U - - Google Patents

Info

Publication number
JPS6189568U
JPS6189568U JP17524784U JP17524784U JPS6189568U JP S6189568 U JPS6189568 U JP S6189568U JP 17524784 U JP17524784 U JP 17524784U JP 17524784 U JP17524784 U JP 17524784U JP S6189568 U JPS6189568 U JP S6189568U
Authority
JP
Japan
Prior art keywords
valve
diaphragm
pressure
intake
intake 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
JP17524784U
Other languages
English (en)
Other versions
JPH0328215Y2 (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 JP1984175247U priority Critical patent/JPH0328215Y2/ja
Publication of JPS6189568U publication Critical patent/JPS6189568U/ja
Application granted granted Critical
Publication of JPH0328215Y2 publication Critical patent/JPH0328215Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Self-Closing Valves And Venting Or Aerating Valves (AREA)

Description

【図面の簡単な説明】
第１図は本考案によるバキユームブレーカの一
実施例の縦断面図、第２図は上記実施例の吸気弁
１８の閉弁状態を示す縦断面図、第３図はバキユ
ームブレーカの取付け位置を示す概略図、第４図
及び第５図は夫々従来例の構造及び作動状態を示
す縦断面図である。 １１……弁箱、１１ａ……入口、１１ｂ……出
口、１２……逆止め弁、１４……逆止め弁バネ、
１５……Ｏリング、１６……弁蓋、１６ｂ……吸
気口、１８……吸気弁、２０……吸気弁バネ、２
２……キヤツプ、２３……ダイヤフラム、２４…
…ダイヤフラム固定リング、２５……ダイヤフラ
ム受け、２６……ダイヤフラム押え、２７……底
蓋。

Claims (1)

    【実用新案登録請求の範囲】
  1. 吸気口側に設けられていて吸気弁バネにより開
    弁習性が付与された吸気弁と、流入口側に設けら
    れていて逆止め弁バネにより開弁習性が付与され
    た逆止め弁とを具備した、逆サイホン作用による
    バツクフローを防止するためのバキユームブレー
    カにおいて、吸気弁の真下に流入口側と流出口側
    とを区分するダイヤフラムを設け、流入圧が逆止
    め弁を開弁する圧力よりも低い所定の圧力以上に
    なつた時該ダイヤフラムが吸気弁を閉弁せしめる
    ようにダイヤフラム面積を設定したことを特徴と
    するバキユームブレーカ。
JP1984175247U 1984-11-19 1984-11-19 Expired JPH0328215Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984175247U JPH0328215Y2 (ja) 1984-11-19 1984-11-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984175247U JPH0328215Y2 (ja) 1984-11-19 1984-11-19

Publications (2)

Publication Number Publication Date
JPS6189568U true JPS6189568U (ja) 1986-06-11
JPH0328215Y2 JPH0328215Y2 (ja) 1991-06-18

Family

ID=30732852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984175247U Expired JPH0328215Y2 (ja) 1984-11-19 1984-11-19

Country Status (1)

Country Link
JP (1) JPH0328215Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4241752A (en) * 1978-05-30 1980-12-30 Watts Regulator Company Backflow preventer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4241752A (en) * 1978-05-30 1980-12-30 Watts Regulator Company Backflow preventer

Also Published As

Publication number Publication date
JPH0328215Y2 (ja) 1991-06-18

Similar Documents

Publication Publication Date Title
JPH0212051U (ja)
JPS6189568U (ja)
JPS62179014U (ja)
JPS6189567U (ja)
JPH0442996U (ja)
JPH02109082U (ja)
JPS63202648U (ja)
JPH0438950U (ja)
JPH0310879U (ja)
JPS63173322U (ja)
JPS6379233U (ja)
JPS6130767U (ja) バキユ−ムブレ−カ
JPS6130768U (ja) バキユ−ムブレ−カ
JPS62126669U (ja)
JPH0399862U (ja)
JPS6425581U (ja)
JPS63156U (ja)
JPH02117098U (ja)
JPH01124084U (ja)
JPS6386805U (ja)
JPS62130297U (ja)
JPS6337876U (ja)
JPH02126931U (ja)
JPH02132175U (ja)
JPS6346667U (ja)