JPS5897373U - diaphragm valve device - Google Patents

diaphragm valve device

Info

Publication number
JPS5897373U
JPS5897373U JP19638381U JP19638381U JPS5897373U JP S5897373 U JPS5897373 U JP S5897373U JP 19638381 U JP19638381 U JP 19638381U JP 19638381 U JP19638381 U JP 19638381U JP S5897373 U JPS5897373 U JP S5897373U
Authority
JP
Japan
Prior art keywords
valve device
diaphragm valve
diaphragm
negative pressure
case 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
JP19638381U
Other languages
Japanese (ja)
Other versions
JPH0213825Y2 (en
Inventor
安野　純一
白勢　春也
Original Assignee
株式会社アツギユニシア
日産自動車株式会社
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 by 株式会社アツギユニシア, 日産自動車株式会社 filed Critical 株式会社アツギユニシア
Priority to JP19638381U priority Critical patent/JPS5897373U/en
Publication of JPS5897373U publication Critical patent/JPS5897373U/en
Application granted granted Critical
Publication of JPH0213825Y2 publication Critical patent/JPH0213825Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exhaust-Gas Circulating Devices (AREA)
  • Fluid-Driven Valves (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のダイアフラム弁装置の一例を示す断面図
、第２図は基布内リダイアフラムの断面図、第３図は本
考案のダイアフラム弁装置の断面図、第４図は第３図Ａ
部の拡大図である。 １・・・・・・ケース本体、７・・・・・・第１ダイア
フラム、７ａ・・・・・・コンポリューシ゛ヨン部、９
・・・・・・負圧室、１０・・・・・・大気室、３２，
３３・・・・・・凸起部。Fig. 1 is a sectional view showing an example of a conventional diaphragm valve device, Fig. 2 is a sectional view of a rediaphragm in a base fabric, Fig. 3 is a sectional view of the diaphragm valve device of the present invention, and Fig. 4 is a sectional view of the diaphragm valve device of the present invention. A
FIG. DESCRIPTION OF SYMBOLS 1... Case body, 7... First diaphragm, 7a... Composition part, 9
... Negative pressure chamber, 10 ... Atmospheric chamber, 32,
33... Convex part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一　ケース本体内を負圧室と大気室に隔成するダイアフ
ラムを備えたダイアフラム弁装置において、前記ダイア
フラムのコンボリューション部に凸起部を一体に設けた
ことを特徴とするダイアフラム゛弁装置。(1) A diaphragm valve device comprising a diaphragm that separates a negative pressure chamber and an atmospheric chamber within a case body, characterized in that a convex portion is integrally provided at a convolution portion of the diaphragm.
JP19638381U 1981-12-24 1981-12-24 diaphragm valve device Granted JPS5897373U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19638381U JPS5897373U (en) 1981-12-24 1981-12-24 diaphragm valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19638381U JPS5897373U (en) 1981-12-24 1981-12-24 diaphragm valve device

Publications (2)

Publication Number Publication Date
JPS5897373U true JPS5897373U (en) 1983-07-02
JPH0213825Y2 JPH0213825Y2 (en) 1990-04-16

Family

ID=30109625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19638381U Granted JPS5897373U (en) 1981-12-24 1981-12-24 diaphragm valve device

Country Status (1)

Country Link
JP (1) JPS5897373U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55171772U (en) * 1979-05-29 1980-12-09
JPS55171771U (en) * 1979-05-29 1980-12-09
JPS5790481A (en) * 1980-11-25 1982-06-05 Hitachi Ltd Control valve for exhaust gas reflux device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55171772U (en) * 1979-05-29 1980-12-09
JPS55171771U (en) * 1979-05-29 1980-12-09
JPS5790481A (en) * 1980-11-25 1982-06-05 Hitachi Ltd Control valve for exhaust gas reflux device

Also Published As

Publication number Publication date
JPH0213825Y2 (en) 1990-04-16

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