JPS5933112Y2 - 火災感知器の発音回路 - Google Patents

火災感知器の発音回路

Info

Publication number
JPS5933112Y2
JPS5933112Y2 JP10078379U JP10078379U JPS5933112Y2 JP S5933112 Y2 JPS5933112 Y2 JP S5933112Y2 JP 10078379 U JP10078379 U JP 10078379U JP 10078379 U JP10078379 U JP 10078379U JP S5933112 Y2 JPS5933112 Y2 JP S5933112Y2
Authority
JP
Japan
Prior art keywords
circuit
sound generator
transistor
fire detector
battery
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.)
Expired
Application number
JP10078379U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5619890U (enrdf_load_html_response
Inventor
剛 中野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP10078379U priority Critical patent/JPS5933112Y2/ja
Publication of JPS5619890U publication Critical patent/JPS5619890U/ja
Application granted granted Critical
Publication of JPS5933112Y2 publication Critical patent/JPS5933112Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
JP10078379U 1979-07-20 1979-07-20 火災感知器の発音回路 Expired JPS5933112Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10078379U JPS5933112Y2 (ja) 1979-07-20 1979-07-20 火災感知器の発音回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10078379U JPS5933112Y2 (ja) 1979-07-20 1979-07-20 火災感知器の発音回路

Publications (2)

Publication Number Publication Date
JPS5619890U JPS5619890U (enrdf_load_html_response) 1981-02-21
JPS5933112Y2 true JPS5933112Y2 (ja) 1984-09-14

Family

ID=29333498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10078379U Expired JPS5933112Y2 (ja) 1979-07-20 1979-07-20 火災感知器の発音回路

Country Status (1)

Country Link
JP (1) JPS5933112Y2 (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0349557Y2 (enrdf_load_html_response) * 1985-03-05 1991-10-23

Also Published As

Publication number Publication date
JPS5619890U (enrdf_load_html_response) 1981-02-21

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