JPS6257768U - - Google Patents

Info

Publication number
JPS6257768U
JPS6257768U JP15072785U JP15072785U JPS6257768U JP S6257768 U JPS6257768 U JP S6257768U JP 15072785 U JP15072785 U JP 15072785U JP 15072785 U JP15072785 U JP 15072785U JP S6257768 U JPS6257768 U JP S6257768U
Authority
JP
Japan
Prior art keywords
lower chamber
alarm device
disposed
push rods
casing
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
JP15072785U
Other languages
English (en)
Other versions
JPH0241557Y2 (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 JP15072785U priority Critical patent/JPH0241557Y2/ja
Publication of JPS6257768U publication Critical patent/JPS6257768U/ja
Application granted granted Critical
Publication of JPH0241557Y2 publication Critical patent/JPH0241557Y2/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図はこの考案の目詰まり警報装置の本体の
実施例の断面図、第2図はその警報回路を示す図
である。第3図は電極を示す図、第4図は従来の
両面電極型、第5図は従来の片面電極型の目詰ま
り警報装置である。 7……ダイヤフラム、8……リテーナ、8a,
8b……押棒、10……圧電ゴム板、11a,1
1b……電極。

Claims (1)

    【実用新案登録請求の範囲】
  1. 大気に連通する上部室と、エアフイルタの下流
    側に連通する下部室とが弾性ダイヤフラムで区画
    されたケーシングを具え、下部室内に下方へ突出
    する2本の押棒を設けたリテーナを配設してその
    上面で前記ダイヤフラムを支持させ、下部室内に
    対向する1対の電極を配設してその上面をゴム板
    で被い前記各押棒先端に装着され電気的に相互に
    接続された端子を前記圧電ゴム板上面に当接させ
    、かつケーシング外に設けた警報器と前記圧電ゴ
    ム板および電極とを含む警報回路を形成せしめて
    なる、目詰まり警報装置。
JP15072785U 1985-09-30 1985-09-30 Expired JPH0241557Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15072785U JPH0241557Y2 (ja) 1985-09-30 1985-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15072785U JPH0241557Y2 (ja) 1985-09-30 1985-09-30

Publications (2)

Publication Number Publication Date
JPS6257768U true JPS6257768U (ja) 1987-04-10
JPH0241557Y2 JPH0241557Y2 (ja) 1990-11-06

Family

ID=31067128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15072785U Expired JPH0241557Y2 (ja) 1985-09-30 1985-09-30

Country Status (1)

Country Link
JP (1) JPH0241557Y2 (ja)

Also Published As

Publication number Publication date
JPH0241557Y2 (ja) 1990-11-06

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