JPS62183178U - - Google Patents

Info

Publication number
JPS62183178U
JPS62183178U JP7310386U JP7310386U JPS62183178U JP S62183178 U JPS62183178 U JP S62183178U JP 7310386 U JP7310386 U JP 7310386U JP 7310386 U JP7310386 U JP 7310386U JP S62183178 U JPS62183178 U JP S62183178U
Authority
JP
Japan
Prior art keywords
valve
port
valve port
box
valve body
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
JP7310386U
Other languages
English (en)
Other versions
JPH067235Y2 (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 JP1986073103U priority Critical patent/JPH067235Y2/ja
Publication of JPS62183178U publication Critical patent/JPS62183178U/ja
Application granted granted Critical
Publication of JPH067235Y2 publication Critical patent/JPH067235Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Check Valves (AREA)

Description

【図面の簡単な説明】
第１図は従来の逆流防止弁の縦断面図であり、
第２図、第３図、第４図は本考案を実施した逆流
防止弁の縦断面図をそれぞれ示すものである。 図中、１は流入口、２は弁口、３は流出口、４
は弁箱、５はばね、６は圧縮可動弁体、１０は空
室をそれぞれ示すものである。

Claims (1)

    【実用新案登録請求の範囲】
  1. 流入口、流出口間に弁口を設けた弁箱内に、前
    記弁口に当接して逆流を防止する圧縮可動弁体を
    設け、前記圧縮可動弁体は一端に前記弁口に対す
    る弁口当接部を設け、他端方向部に密封された空
    室を形成せしめ、弁箱内の圧力が大気圧より大き
    いときに圧縮して弁口を開きその逆のとき弁口を
    閉塞する逆流防止弁。
JP1986073103U 1986-05-14 1986-05-14 水道用逆流防止弁 Expired - Lifetime JPH067235Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986073103U JPH067235Y2 (ja) 1986-05-14 1986-05-14 水道用逆流防止弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986073103U JPH067235Y2 (ja) 1986-05-14 1986-05-14 水道用逆流防止弁

Publications (2)

Publication Number Publication Date
JPS62183178U true JPS62183178U (ja) 1987-11-20
JPH067235Y2 JPH067235Y2 (ja) 1994-02-23

Family

ID=30917134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986073103U Expired - Lifetime JPH067235Y2 (ja) 1986-05-14 1986-05-14 水道用逆流防止弁

Country Status (1)

Country Link
JP (1) JPH067235Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09119882A (ja) * 1996-09-30 1997-05-06 Yazaki Corp ガス微少漏洩監視方法及びガス微少漏洩監視システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09119882A (ja) * 1996-09-30 1997-05-06 Yazaki Corp ガス微少漏洩監視方法及びガス微少漏洩監視システム

Also Published As

Publication number Publication date
JPH067235Y2 (ja) 1994-02-23

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