EP3816954A4 - Disaster prevention device - Google Patents

Disaster prevention device Download PDF

Info

Publication number
EP3816954A4
EP3816954A4 EP19827345.0A EP19827345A EP3816954A4 EP 3816954 A4 EP3816954 A4 EP 3816954A4 EP 19827345 A EP19827345 A EP 19827345A EP 3816954 A4 EP3816954 A4 EP 3816954A4
Authority
EP
European Patent Office
Prior art keywords
prevention device
disaster prevention
disaster
prevention
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.)
Pending
Application number
EP19827345.0A
Other languages
German (de)
French (fr)
Other versions
EP3816954A1 (en
Inventor
Yoshitake Shimada
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 Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP3816954A1 publication Critical patent/EP3816954A1/en
Publication of EP3816954A4 publication Critical patent/EP3816954A4/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
EP19827345.0A 2018-06-28 2019-06-12 Disaster prevention device Pending EP3816954A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018123640A JP2020004130A (en) 2018-06-28 2018-06-28 Disaster prevention apparatus
PCT/JP2019/023189 WO2020004022A1 (en) 2018-06-28 2019-06-12 Disaster prevention device

Publications (2)

Publication Number Publication Date
EP3816954A1 EP3816954A1 (en) 2021-05-05
EP3816954A4 true EP3816954A4 (en) 2021-08-18

Family

ID=68986403

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19827345.0A Pending EP3816954A4 (en) 2018-06-28 2019-06-12 Disaster prevention device

Country Status (3)

Country Link
EP (1) EP3816954A4 (en)
JP (1) JP2020004130A (en)
WO (1) WO2020004022A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778091B2 (en) * 2001-01-09 2004-08-17 Qualey, Iii James R. Smoke chamber
JP2014056502A (en) * 2012-09-13 2014-03-27 Panasonic Corp Disaster prevention receiver
WO2017073562A1 (en) * 2015-10-26 2017-05-04 ホーチキ株式会社 Alarm device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05281975A (en) * 1992-03-10 1993-10-29 Rohm Co Ltd Piezoelectric sound producing body
JP3284480B2 (en) * 1993-03-31 2002-05-20 能美防災株式会社 Fire detector
JP2569080Y2 (en) * 1993-06-24 1998-04-22 矢崎総業株式会社 Locking structure of removable cover
JP5172412B2 (en) * 2008-03-24 2013-03-27 パナソニック株式会社 Fire alarm
JP6562337B2 (en) 2015-01-09 2019-08-21 パナソニックＩｐマネジメント株式会社 Fire detector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778091B2 (en) * 2001-01-09 2004-08-17 Qualey, Iii James R. Smoke chamber
JP2014056502A (en) * 2012-09-13 2014-03-27 Panasonic Corp Disaster prevention receiver
WO2017073562A1 (en) * 2015-10-26 2017-05-04 ホーチキ株式会社 Alarm device

Also Published As

Publication number Publication date
JP2020004130A (en) 2020-01-09
EP3816954A1 (en) 2021-05-05
WO2020004022A1 (en) 2020-01-02

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