JPH0650076Y2 - 火災検知器の汚損軽減装置 - Google Patents

火災検知器の汚損軽減装置

Info

Publication number
JPH0650076Y2
JPH0650076Y2 JP1988065210U JP6521088U JPH0650076Y2 JP H0650076 Y2 JPH0650076 Y2 JP H0650076Y2 JP 1988065210 U JP1988065210 U JP 1988065210U JP 6521088 U JP6521088 U JP 6521088U JP H0650076 Y2 JPH0650076 Y2 JP H0650076Y2
Authority
JP
Japan
Prior art keywords
cover
fire detector
fire
detector
protective window
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 - Lifetime
Application number
JP1988065210U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01172189U (cs
Inventor
秀之 小川
完治 吉河
真人 鳴海
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai 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 Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Priority to JP1988065210U priority Critical patent/JPH0650076Y2/ja
Publication of JPH01172189U publication Critical patent/JPH01172189U/ja
Application granted granted Critical
Publication of JPH0650076Y2 publication Critical patent/JPH0650076Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP1988065210U 1988-05-19 1988-05-19 火災検知器の汚損軽減装置 Expired - Lifetime JPH0650076Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988065210U JPH0650076Y2 (ja) 1988-05-19 1988-05-19 火災検知器の汚損軽減装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988065210U JPH0650076Y2 (ja) 1988-05-19 1988-05-19 火災検知器の汚損軽減装置

Publications (2)

Publication Number Publication Date
JPH01172189U JPH01172189U (cs) 1989-12-06
JPH0650076Y2 true JPH0650076Y2 (ja) 1994-12-14

Family

ID=31290651

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988065210U Expired - Lifetime JPH0650076Y2 (ja) 1988-05-19 1988-05-19 火災検知器の汚損軽減装置

Country Status (1)

Country Link
JP (1) JPH0650076Y2 (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3891465B2 (ja) * 2000-02-29 2007-03-14 能美防災株式会社 炎検知器
JP7097417B2 (ja) * 2020-10-08 2022-07-07 ホーチキ株式会社 火災検知器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821037Y2 (ja) * 1978-08-25 1983-05-02 能美防災工業株式会社 輻射式感知器の防塵カバ−
JPH0441434Y2 (cs) * 1984-09-12 1992-09-29

Also Published As

Publication number Publication date
JPH01172189U (cs) 1989-12-06

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