GB1446288A - Smoke detectors - Google Patents

Smoke detectors

Info

Publication number
GB1446288A
GB1446288A GB3473174A GB3473174A GB1446288A GB 1446288 A GB1446288 A GB 1446288A GB 3473174 A GB3473174 A GB 3473174A GB 3473174 A GB3473174 A GB 3473174A GB 1446288 A GB1446288 A GB 1446288A
Authority
GB
United Kingdom
Prior art keywords
smoke detectors
detectors
smoke
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
Application number
GB3473174A
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Publication of GB1446288A publication Critical patent/GB1446288A/en
Expired 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
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
GB3473174A 1973-08-15 1974-08-07 Smoke detectors Expired GB1446288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US388520A US3900795A (en) 1973-08-15 1973-08-15 Installation and test tool for ionization smoke detector

Publications (1)

Publication Number Publication Date
GB1446288A true GB1446288A (en) 1976-08-18

Family

ID=23534441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3473174A Expired GB1446288A (en) 1973-08-15 1974-08-07 Smoke detectors

Country Status (6)

Country Link
US (1) US3900795A (en)
JP (1) JPS5073598A (en)
CA (1) CA1012210A (en)
CH (1) CH573153A5 (en)
DE (1) DE2435827A1 (en)
GB (1) GB1446288A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7609408L (en) * 1975-09-05 1977-03-06 Elektornische Brandmeldeanlage DEVICE FOR DETERMINING A FOREMAL ON A SUBSTRATE
CH635001A5 (en) * 1979-01-23 1983-03-15 Cerberus Ag CONNECTING DEVICE FOR CONNECTING A BASE PART TO A DETECTOR INSERT IN A FIRE DETECTOR.
FR2454661A1 (en) * 1979-04-20 1980-11-14 Hochiki Co Fire detector coupling mechanism - has mounting plate with locating elements and terminal connections for detector head
JPS595955B2 (en) * 1979-07-27 1984-02-08 ホーチキ株式会社 fire alarm
CH639859A5 (en) * 1979-10-05 1983-12-15 Cerberus Ag DEVICE FOR REMOVING A FIRE DETECTOR FROM A BASE.
JP2654073B2 (en) * 1988-04-08 1997-09-17 松下電工株式会社 Embedded sensor base
US5563766A (en) * 1994-05-09 1996-10-08 F.Y.L. Enterprises, Inc. Mounting assembly for a smoke alarm
US6198399B1 (en) * 2000-03-09 2001-03-06 Martin P. Mattis Smoke detector test device and method for manufacture
CA2441316A1 (en) * 2001-03-14 2002-09-19 Robert Kelly Smoke detector changing device
GB2396752A (en) * 2002-12-24 2004-06-30 Apollo Fire Detectors Ltd Connector base for detector
DE102004002592A1 (en) * 2004-01-16 2005-08-18 Robert Bosch Gmbh fire alarm
US7336165B2 (en) * 2005-01-18 2008-02-26 Fuchs Andrew M Retrofitting detectors into legacy detector systems
DE202006017362U1 (en) * 2006-11-13 2008-03-20 Trw Automotive Electronics & Components Gmbh & Co. Kg rain sensor
US7891716B2 (en) * 2008-04-29 2011-02-22 The Viking Corporation Cover installation tool
DE102008044840A1 (en) * 2008-08-28 2010-03-04 Leopold Kostal Gmbh & Co. Kg Sensor arrangement for a motor vehicle
US20110226774A1 (en) * 2010-03-16 2011-09-22 Trevis Russel Kurz Mountable Enclosure
US9545329B2 (en) * 2011-02-21 2017-01-17 International Medical Technology Flow control and collection device
US9498371B2 (en) 2011-02-21 2016-11-22 International Medical Technology, Inc. Flow control and collection device
DK201100082U3 (en) 2011-05-04 2012-08-24 Andersen Keld Gade Alarm unit and tool for alarm unit
US9055664B1 (en) 2013-03-12 2015-06-09 Larry J. Huff Tool for removing a smoke detector cover
CN103624734A (en) * 2013-12-03 2014-03-12 张再谊 Dismounting device for smoke detector and temperature detector
CN104889929B (en) * 2015-06-09 2016-08-17 李劲军 A kind of dismantling device of temperature-sensitive smoke detector
CN107791192A (en) * 2017-10-11 2018-03-13 国家电网公司 The powered assembly and disassembly smoke sensing equipment of transformer station
US11024140B2 (en) 2019-05-06 2021-06-01 Carrier Corporation Air monitoring device including a housing with communication port access
CN112198342B (en) * 2020-10-10 2022-06-03 歌尔科技有限公司 Battery testing device
EP4272896A1 (en) * 2022-05-02 2023-11-08 CogVis Software und Consulting GmbH Method for reversibly fixing a component to an overhead structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1927250A (en) * 1930-12-12 1933-09-19 Wilson Wesley Fixture connecter
US3023279A (en) * 1956-06-04 1962-02-27 Sperry Rand Corp Transducer mounting
CH508251A (en) * 1970-07-23 1971-05-31 Cerberus Ag Ionization fire alarms

Also Published As

Publication number Publication date
CA1012210A (en) 1977-06-14
DE2435827A1 (en) 1975-02-27
JPS5073598A (en) 1975-06-17
CH573153A5 (en) 1976-02-27
US3900795A (en) 1975-08-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee