JPS6290724U - - Google Patents

Info

Publication number
JPS6290724U
JPS6290724U JP18434685U JP18434685U JPS6290724U JP S6290724 U JPS6290724 U JP S6290724U JP 18434685 U JP18434685 U JP 18434685U JP 18434685 U JP18434685 U JP 18434685U JP S6290724 U JPS6290724 U JP S6290724U
Authority
JP
Japan
Prior art keywords
diaphragm
communicates
rubber plate
piezoelectric rubber
retainer
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
JP18434685U
Other languages
English (en)
Other versions
JPH0243467Y2 (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 JP18434685U priority Critical patent/JPH0243467Y2/ja
Publication of JPS6290724U publication Critical patent/JPS6290724U/ja
Application granted granted Critical
Publication of JPH0243467Y2 publication Critical patent/JPH0243467Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Filtering Of Dispersed Particles In Gases (AREA)

Description

【図面の簡単な説明】
第１図は実施例の目詰まり警報装置本体の断面
図、第２図はその警報回路である。第３図イは被
覆層を設けた圧電ゴム板と電極の平面図、ロはそ
の断面図である。 ７……ダイヤフラム、８……リテーナ、１０…
…圧電ゴム板、１１……電極、１２……被覆膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. ケーシング内がダイヤフラムによつて大気に連
    通する大気室とエアクリーナの清浄側に連通する
    負圧室とに区画され、負圧室内に１対の電極とそ
    の上面を被う圧電ゴム板を具え、上面で前記ダイ
    ヤフラムを支持し下面の凸起が前記圧電ゴム板に
    対向するリテーナを配設し、前記１対の電極と圧
    電ゴム板を耐ガソリン性または耐軽油性を有する
    柔軟な膜で被覆するとともに警報回路に組み込ん
    でなる目詰まり警報装置。
JP18434685U 1985-11-29 1985-11-29 Expired JPH0243467Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18434685U JPH0243467Y2 (ja) 1985-11-29 1985-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18434685U JPH0243467Y2 (ja) 1985-11-29 1985-11-29

Publications (2)

Publication Number Publication Date
JPS6290724U true JPS6290724U (ja) 1987-06-10
JPH0243467Y2 JPH0243467Y2 (ja) 1990-11-19

Family

ID=31131931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18434685U Expired JPH0243467Y2 (ja) 1985-11-29 1985-11-29

Country Status (1)

Country Link
JP (1) JPH0243467Y2 (ja)

Also Published As

Publication number Publication date
JPH0243467Y2 (ja) 1990-11-19

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