AU642034B2 - Ionization smoke detector - Google Patents

Ionization smoke detector Download PDF

Info

Publication number
AU642034B2
AU642034B2 AU82401/91A AU8240191A AU642034B2 AU 642034 B2 AU642034 B2 AU 642034B2 AU 82401/91 A AU82401/91 A AU 82401/91A AU 8240191 A AU8240191 A AU 8240191A AU 642034 B2 AU642034 B2 AU 642034B2
Authority
AU
Australia
Prior art keywords
insulating board
electrode
opening
smoke detector
intermediate electrode
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.)
Ceased
Application number
AU82401/91A
Other languages
English (en)
Other versions
AU8240191A (en
Inventor
Yoshinori Kaminaka
Hiroshi Yashima
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.)
Hochiki Corp
Original Assignee
Hochiki Corp
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 Hochiki Corp filed Critical Hochiki Corp
Publication of AU8240191A publication Critical patent/AU8240191A/en
Application granted granted Critical
Publication of AU642034B2 publication Critical patent/AU642034B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
AU82401/91A 1987-12-26 1991-08-12 Ionization smoke detector Ceased AU642034B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP33054587A JPH01171099A (ja) 1987-12-26 1987-12-26 イオン化式煙感知器の防湿構造
JP62-330545 1987-12-26
JP63-10896 1988-01-29

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU26896/88A Division AU616226B2 (en) 1987-12-26 1988-12-15 Ionization smoke detector

Publications (2)

Publication Number Publication Date
AU8240191A AU8240191A (en) 1991-10-31
AU642034B2 true AU642034B2 (en) 1993-10-07

Family

ID=18233835

Family Applications (1)

Application Number Title Priority Date Filing Date
AU82401/91A Ceased AU642034B2 (en) 1987-12-26 1991-08-12 Ionization smoke detector

Country Status (2)

Country Link
JP (1) JPH01171099A (enrdf_load_stackoverflow)
AU (1) AU642034B2 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0436694U (enrdf_load_stackoverflow) * 1990-07-24 1992-03-27
JP3944697B2 (ja) * 2001-10-31 2007-07-11 能美防災株式会社 光電式煙感知器
JP4592603B2 (ja) * 2006-01-27 2010-12-01 ホーチキ株式会社 熱感知器
JP6709725B2 (ja) * 2016-11-30 2020-06-17 ニッタン株式会社 火災感知器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724430A (en) * 1986-02-13 1988-02-09 Nohmi Bosai Kogyo Co., Ltd. Fire detector
AU2689288A (en) * 1987-12-26 1989-06-29 Hochiki Kabushiki Kaisha Ionization smoke detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724430A (en) * 1986-02-13 1988-02-09 Nohmi Bosai Kogyo Co., Ltd. Fire detector
AU2689288A (en) * 1987-12-26 1989-06-29 Hochiki Kabushiki Kaisha Ionization smoke detector

Also Published As

Publication number Publication date
JPH0542039B2 (enrdf_load_stackoverflow) 1993-06-25
AU8240191A (en) 1991-10-31
JPH01171099A (ja) 1989-07-06

Similar Documents

Publication Publication Date Title
US4937562A (en) Moisture-proof ionization smoke detector
US6057775A (en) Ionization smoke detector
AU642034B2 (en) Ionization smoke detector
US4152564A (en) Actuating device for a battery operated module
JP2001216578A (ja) 火災感知器
JPS5627621A (en) Sensor
GB2249427A (en) Ionization smoke detector
JPH05303698A (ja) イオン化式煙感知器
JPH0193896A (ja) 煙感知器
JP2504836Y2 (ja) イオン化式煙感知器の中間電極取付構造
EP0155969A1 (en) Heat-resistant casing for ionization type smoke sensor
JP2892251B2 (ja) 熱火災感知器とその製造方法
JP2512666Y2 (ja) イオン化式煙感知器のシ―ルド構造
US5847933A (en) Solderless focus module
JPH0510756Y2 (enrdf_load_stackoverflow)
JPH0342551Y2 (enrdf_load_stackoverflow)
JPH0843232A (ja) 圧力センサ
JPH0312164Y2 (enrdf_load_stackoverflow)
JPH0624955Y2 (ja) 感知器回路基板のコンタクト構造
JPH08138166A (ja) 煙感知器の防水構造
JP2606364B2 (ja) 回転検出器
JPH057674Y2 (enrdf_load_stackoverflow)
JPS647558Y2 (enrdf_load_stackoverflow)
NO177473B (no) Ionisasjonsrökdetektor
JP2576668Y2 (ja) 多光軸光電スイッチ