JPH0289594U - - Google Patents

Info

Publication number
JPH0289594U
JPH0289594U JP16595088U JP16595088U JPH0289594U JP H0289594 U JPH0289594 U JP H0289594U JP 16595088 U JP16595088 U JP 16595088U JP 16595088 U JP16595088 U JP 16595088U JP H0289594 U JPH0289594 U JP H0289594U
Authority
JP
Japan
Prior art keywords
smoke
conversion circuit
transistor
fet
variable resistor
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
JP16595088U
Other languages
English (en)
Japanese (ja)
Other versions
JP2504834Y2 (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 JP1988165950U priority Critical patent/JP2504834Y2/ja
Publication of JPH0289594U publication Critical patent/JPH0289594U/ja
Application granted granted Critical
Publication of JP2504834Y2 publication Critical patent/JP2504834Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
JP1988165950U 1988-12-22 1988-12-22 イオン化式煙感知器 Expired - Lifetime JP2504834Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988165950U JP2504834Y2 (ja) 1988-12-22 1988-12-22 イオン化式煙感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988165950U JP2504834Y2 (ja) 1988-12-22 1988-12-22 イオン化式煙感知器

Publications (2)

Publication Number Publication Date
JPH0289594U true JPH0289594U (enrdf_load_html_response) 1990-07-16
JP2504834Y2 JP2504834Y2 (ja) 1996-07-24

Family

ID=31452899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988165950U Expired - Lifetime JP2504834Y2 (ja) 1988-12-22 1988-12-22 イオン化式煙感知器

Country Status (1)

Country Link
JP (1) JP2504834Y2 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006011869A (ja) * 2004-06-25 2006-01-12 Nohmi Bosai Ltd イオン化式煙感知器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5150985U (enrdf_load_html_response) * 1974-10-15 1976-04-17
JPS5218393A (en) * 1975-08-01 1977-02-10 Nittan Co Ltd Ion type gas concentration measuring apparatus
JPS5453344U (enrdf_load_html_response) * 1977-09-22 1979-04-13

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5150985U (enrdf_load_html_response) * 1974-10-15 1976-04-17
JPS5218393A (en) * 1975-08-01 1977-02-10 Nittan Co Ltd Ion type gas concentration measuring apparatus
JPS5453344U (enrdf_load_html_response) * 1977-09-22 1979-04-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006011869A (ja) * 2004-06-25 2006-01-12 Nohmi Bosai Ltd イオン化式煙感知器

Also Published As

Publication number Publication date
JP2504834Y2 (ja) 1996-07-24

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