JPS59147289U - イオン化式煙感知器の試験装置 - Google Patents

イオン化式煙感知器の試験装置

Info

Publication number
JPS59147289U
JPS59147289U JP4138383U JP4138383U JPS59147289U JP S59147289 U JPS59147289 U JP S59147289U JP 4138383 U JP4138383 U JP 4138383U JP 4138383 U JP4138383 U JP 4138383U JP S59147289 U JPS59147289 U JP S59147289U
Authority
JP
Japan
Prior art keywords
field effect
effect transistor
voltage
ion chamber
smoke detector
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
JP4138383U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349827Y2 (enrdf_load_stackoverflow
Inventor
松原　英夫
Original Assignee
能美防災工業株式会社
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 能美防災工業株式会社 filed Critical 能美防災工業株式会社
Priority to JP4138383U priority Critical patent/JPS59147289U/ja
Publication of JPS59147289U publication Critical patent/JPS59147289U/ja
Application granted granted Critical
Publication of JPS6349827Y2 publication Critical patent/JPS6349827Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
JP4138383U 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置 Granted JPS59147289U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4138383U JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4138383U JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Publications (2)

Publication Number Publication Date
JPS59147289U true JPS59147289U (ja) 1984-10-02
JPS6349827Y2 JPS6349827Y2 (enrdf_load_stackoverflow) 1988-12-21

Family

ID=30171966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4138383U Granted JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Country Status (1)

Country Link
JP (1) JPS59147289U (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04326199A (ja) * 1991-04-25 1992-11-16 Nittan Co Ltd 火災警報装置の試験装置
JPH04335497A (ja) * 1991-05-10 1992-11-24 Nittan Co Ltd 火災警報装置の試験装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04326199A (ja) * 1991-04-25 1992-11-16 Nittan Co Ltd 火災警報装置の試験装置
JPH04335497A (ja) * 1991-05-10 1992-11-24 Nittan Co Ltd 火災警報装置の試験装置

Also Published As

Publication number Publication date
JPS6349827Y2 (enrdf_load_stackoverflow) 1988-12-21

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