SE7413148L - - Google Patents

Info

Publication number
SE7413148L
SE7413148L SE7413148A SE7413148A SE7413148L SE 7413148 L SE7413148 L SE 7413148L SE 7413148 A SE7413148 A SE 7413148A SE 7413148 A SE7413148 A SE 7413148A SE 7413148 L SE7413148 L SE 7413148L
Authority
SE
Sweden
Application number
SE7413148A
Inventor
J Dobrzanski
E B Gardner
E V Hart
Original Assignee
Emhart 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 Emhart Corp filed Critical Emhart Corp
Publication of SE7413148L publication Critical patent/SE7413148L/xx

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11Actuation 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
    • G08B17/113Constructional details
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11Actuation 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

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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
SE7413148A 1973-10-25 1974-10-18 SE7413148L (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/409,647 US3934145A (en) 1973-10-25 1973-10-25 Ionization smoke detector and alarm system

Publications (1)

Publication Number Publication Date
SE7413148L true SE7413148L (de) 1975-04-28

Family

ID=23621399

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7413148A SE7413148L (de) 1973-10-25 1974-10-18

Country Status (12)

Country Link
US (1) US3934145A (de)
JP (1) JPS5075093A (de)
AU (1) AU474800B2 (de)
BR (1) BR7408684D0 (de)
CA (1) CA1017466A (de)
CH (2) CH574652A5 (de)
DE (2) DE2462261B2 (de)
FR (1) FR2249394B1 (de)
GB (2) GB1483782A (de)
IT (1) IT1025187B (de)
NL (1) NL7412929A (de)
SE (1) SE7413148L (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH600563A5 (de) * 1976-11-29 1978-06-15 Cerberus Ag
CH600565A5 (de) * 1976-12-01 1978-06-15 Cerberus Ag
US4096473A (en) * 1976-12-09 1978-06-20 P.R. Mallory & Co. Inc. High output smoke and heat detector alarm system utilizing a piezoelectric transducer and a voltage doubling means
US4119904A (en) * 1977-04-11 1978-10-10 Honeywell Inc. Low battery voltage detector
JPS5734445Y2 (de) * 1977-08-19 1982-07-29
JPS5442595U (de) * 1977-08-31 1979-03-22
DE2752690C3 (de) * 1977-11-25 1981-04-16 Hartwig Ing.(Grad.) 2409 Scharbeutz Beyersdorf Ionisations-Brandmelder
DE2816192C2 (de) * 1978-04-14 1986-02-20 Alois Zettler Elektrotechnische Fabrik GmbH, 8000 München Brandmeldezentrale
USRE30620E (en) * 1978-07-03 1981-05-19 P. R. Mallory & Co. Inc. High output smoke and heat detector alarm system utilizing a piezoelectric transducer and a voltage doubling means
JPS56100356A (en) * 1980-01-14 1981-08-12 Matsushita Electric Works Ltd Ionization type smoke sensor
AU1893383A (en) * 1983-03-07 1984-09-13 Emhart Industries Inc. Mount for fire sensor
EP0141987B1 (de) * 1983-10-17 1987-11-04 Cerberus Ag Verfahren zur Alarmsignalisation und Einrichtung zur Anwendung desselben
JPS60144192U (ja) * 1984-02-29 1985-09-25 レック株式会社 煙検知器
US4564762A (en) * 1984-05-16 1986-01-14 Pyrotector, Inc. Smoke detector
US4862147A (en) * 1985-08-26 1989-08-29 Puritan-Bennett Aero Systems Company Smoke alarm with dropout smoke hood
GB2200232A (en) * 1986-05-13 1988-07-27 Bryan Allsop Battery powered temperature alarm
GB2254500B (en) * 1991-03-30 1995-04-26 Nec Corp Method and arrangement for advising when radio pager battery requires replacement
DE4341411C2 (de) * 1993-12-04 1995-09-07 Rieter Ingolstadt Spinnerei Verfahren und Vorrichtung zum pneumatischen Zuführen von Fasern zu der Fasersammelfläche eines Offenend-Spinnelementes
GB2322727A (en) * 1997-02-27 1998-09-02 Fulleon Ltd Sounder device
US8754775B2 (en) * 2009-03-20 2014-06-17 Nest Labs, Inc. Use of optical reflectance proximity detector for nuisance mitigation in smoke alarms
CN102521943A (zh) * 2012-01-10 2012-06-27 浙江宇安消防装备有限公司 一种便携式逃生器材存放箱和小区智能消防预警集成装置
US10598398B2 (en) 2012-03-20 2020-03-24 Air Distribution Technologies Ip, Llc Energy recovery ventilation smoke evacuation
GB2517917A (en) * 2013-09-04 2015-03-11 Sprue Safety Products Ltd Heat detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3460124A (en) * 1966-06-06 1969-08-05 Interstate Eng Corp Smoke detector
CH491449A (de) * 1969-05-19 1970-05-31 Cerberus Ag Rauchdetektoranordnung mit mindestens einer Rauchmesskammer
CH508251A (de) * 1970-07-23 1971-05-31 Cerberus Ag Ionisationsfeuermelder

Also Published As

Publication number Publication date
DE2462261A1 (de) 1976-07-08
GB1483782A (en) 1977-08-24
IT1025187B (it) 1978-08-10
JPS5075093A (de) 1975-06-20
CH574652A5 (de) 1976-04-15
NL7412929A (nl) 1975-04-29
DE2462261B2 (de) 1978-08-31
FR2249394B1 (de) 1979-02-09
DE2450601C3 (de) 1978-07-13
CA1017466A (en) 1977-09-13
GB1483781A (en) 1977-08-24
AU474800B2 (en) 1976-08-05
DE2450601B2 (de) 1977-12-01
US3934145A (en) 1976-01-20
AU7372574A (en) 1976-04-29
BR7408684D0 (pt) 1975-08-05
FR2249394A1 (de) 1975-05-23
DE2450601A1 (de) 1975-05-15
CH584950A5 (de) 1977-02-15

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