EP3295439A4 - Smoke detector chamber architecture and related methods - Google Patents

Smoke detector chamber architecture and related methods Download PDF

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Publication number
EP3295439A4
EP3295439A4 EP16796940.1A EP16796940A EP3295439A4 EP 3295439 A4 EP3295439 A4 EP 3295439A4 EP 16796940 A EP16796940 A EP 16796940A EP 3295439 A4 EP3295439 A4 EP 3295439A4
Authority
EP
European Patent Office
Prior art keywords
methods
smoke detector
detector chamber
chamber architecture
architecture
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
EP16796940.1A
Other languages
German (de)
French (fr)
Other versions
EP3295439A1 (en
EP3295439B1 (en
Inventor
Mathias Schmidt
Adam Mittleman
Anurag Gupta
Mark Kraz
Nicholas Webb
Carlos Urrutia
Andrew Goldenson
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.)
Google LLC
Original Assignee
Google LLC
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
Priority to US14/713,975 priority Critical patent/US9514623B1/en
Priority to US14/713,770 priority patent/US9196141B1/en
Application filed by Google LLC filed Critical Google LLC
Priority to PCT/US2016/031530 priority patent/WO2016186884A1/en
Publication of EP3295439A1 publication Critical patent/EP3295439A1/en
Publication of EP3295439A4 publication Critical patent/EP3295439A4/en
Application granted granted Critical
Publication of EP3295439B1 publication Critical patent/EP3295439B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G08B17/103—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
    • 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
EP16796940.1A 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods Active EP3295439B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US14/713,975 US9514623B1 (en) 2015-05-15 2015-05-15 Smoke detector chamber architecture and related methods using two different wavelengths of light
US14/713,770 US9196141B1 (en) 2015-05-15 2015-05-15 Smoke detector chamber
PCT/US2016/031530 WO2016186884A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20164982.9A EP3699882A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP20164982.9A Division EP3699882A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods
EP20164982.9A Division-Into EP3699882A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods

Publications (3)

Publication Number Publication Date
EP3295439A1 EP3295439A1 (en) 2018-03-21
EP3295439A4 true EP3295439A4 (en) 2019-01-23
EP3295439B1 EP3295439B1 (en) 2020-05-06

Family

ID=57320240

Family Applications (2)

Application Number Title Priority Date Filing Date
EP16796940.1A Active EP3295439B1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods
EP20164982.9A Pending EP3699882A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20164982.9A Pending EP3699882A1 (en) 2015-05-15 2016-05-09 Smoke detector chamber architecture and related methods

Country Status (3)

Country Link
EP (2) EP3295439B1 (en)
CN (2) CN107533787B (en)
WO (1) WO2016186884A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9514623B1 (en) 2015-05-15 2016-12-06 Google Inc. Smoke detector chamber architecture and related methods using two different wavelengths of light
US10809173B2 (en) 2017-12-15 2020-10-20 Analog Devices, Inc. Smoke detector chamber boundary surfaces
KR20190072439A (en) * 2017-12-15 2019-06-25 아나로그 디바이시즈 인코포레이티드 Compact optical smoke detector system and apparatus
US10921367B2 (en) 2019-03-06 2021-02-16 Analog Devices, Inc. Stable measurement of sensors methods and systems
US20200312108A1 (en) * 2019-04-01 2020-10-01 Carrier Corporation Photoelectric smoke detectors
CN111063157A (en) * 2019-12-31 2020-04-24 深圳市安室智能有限公司 Smoke sensor with optical labyrinth structure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121110A (en) * 1976-11-04 1978-10-17 Solomon Elias E Optically biased smoke detector
EP0257325A1 (en) * 1986-07-31 1988-03-02 Siemens Aktiengesellschaft Smoke detector for early fire detection
GB2251067A (en) * 1990-12-17 1992-06-24 E I Company Limited Smoke detector

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2183899T3 (en) * 1996-07-22 2003-04-01 Siemens Building Tech Ag . SMOKE READER
JP3210868B2 (en) * 1996-10-11 2001-09-25 ニッタン株式会社 Ionized smoke detector
US6521907B1 (en) * 1999-04-29 2003-02-18 Pittway Corporation Miniature photoelectric sensing chamber
JP3848488B2 (en) * 1999-04-30 2006-11-22 ニッタン株式会社 Fire detector
DE19955362B4 (en) * 1999-11-17 2004-07-08 Wagner Alarm- Und Sicherungssysteme Gmbh Scattered light detector
CA2293830C (en) * 1999-12-31 2008-07-29 Digital Security Controls Ltd. Photoelectric smoke detector and chamber therefor
JP3902377B2 (en) * 2000-03-17 2007-04-04 ニッタン株式会社 Combined thermal smoke sensor
US6778091B2 (en) * 2001-01-09 2004-08-17 Qualey, Iii James R. Smoke chamber
US7233253B2 (en) * 2003-09-12 2007-06-19 Simplexgrinnell Lp Multiwavelength smoke detector using white light LED
JP4405522B2 (en) * 2007-03-07 2010-01-27 シャープ株式会社 Photoelectric smoke sensor and lighting equipment
US8907802B2 (en) * 2012-04-29 2014-12-09 Valor Fire Safety, Llc Smoke detector with external sampling volume and ambient light rejection
CN203673611U (en) * 2013-12-05 2014-06-25 深圳市泛海三江电子有限公司 Independent smoke-sensing fire detector
CN203773672U (en) * 2014-04-18 2014-08-13 常州荣夏电子科技有限公司 Electric fire detector
CN204255935U (en) * 2014-12-23 2015-04-08 山东省四方机电设备有限公司 A kind of mine smoke sensor housing with sealing station

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121110A (en) * 1976-11-04 1978-10-17 Solomon Elias E Optically biased smoke detector
EP0257325A1 (en) * 1986-07-31 1988-03-02 Siemens Aktiengesellschaft Smoke detector for early fire detection
GB2251067A (en) * 1990-12-17 1992-06-24 E I Company Limited Smoke detector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016186884A1 *

Also Published As

Publication number Publication date
CN110766906A (en) 2020-02-07
CN107533787B (en) 2019-10-18
EP3295439A1 (en) 2018-03-21
EP3699882A1 (en) 2020-08-26
EP3295439B1 (en) 2020-05-06
CN107533787A (en) 2018-01-02
WO2016186884A1 (en) 2016-11-24

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