BE801719A - Avertisseur d'incendie a ionisation - Google Patents

Avertisseur d'incendie a ionisation

Info

Publication number
BE801719A
BE801719A BE132959A BE132959A BE801719A BE 801719 A BE801719 A BE 801719A BE 132959 A BE132959 A BE 132959A BE 132959 A BE132959 A BE 132959A BE 801719 A BE801719 A BE 801719A
Authority
BE
Belgium
Prior art keywords
fire alarm
ionization fire
ionization
alarm
fire
Prior art date
Application number
BE132959A
Other languages
English (en)
French (fr)
Original Assignee
Cerberus Ag
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 Cerberus Ag filed Critical Cerberus Ag
Publication of BE801719A publication Critical patent/BE801719A/xx

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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Printing Plates And Materials Therefor (AREA)
BE132959A 1972-07-17 1973-06-29 Avertisseur d'incendie a ionisation BE801719A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1065572 1972-07-17

Publications (1)

Publication Number Publication Date
BE801719A true BE801719A (fr) 1973-10-15

Family

ID=4365446

Family Applications (1)

Application Number Title Priority Date Filing Date
BE132959A BE801719A (fr) 1972-07-17 1973-06-29 Avertisseur d'incendie a ionisation

Country Status (19)

Country Link
US (1) US3909813A (da)
JP (1) JPS4970691A (da)
AT (1) AT339777B (da)
AU (1) AU474603B2 (da)
BE (1) BE801719A (da)
BR (1) BR7305317D0 (da)
CA (1) CA1018680A (da)
CH (1) CH547532A (da)
DE (1) DE2328872C3 (da)
DK (1) DK138714B (da)
ES (1) ES415905A1 (da)
FI (1) FI59498C (da)
FR (1) FR2193224B1 (da)
GB (1) GB1412164A (da)
HK (1) HK57380A (da)
IT (1) IT988800B (da)
NO (1) NO136269C (da)
SE (1) SE392357B (da)
ZA (1) ZA734853B (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617815Y2 (da) * 1974-07-10 1981-04-24
JPS5150786A (ja) * 1974-10-29 1976-05-04 Mitsubishi Electric Corp Ionkashikikemuritanchiki
JPS52142999A (en) * 1976-05-24 1977-11-29 Nohmi Bosai Kogyo Co Ltd Fire alarm facility
DE2707409C2 (de) * 1977-02-21 1985-02-21 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Ionisationsbrandmelder
US4207558A (en) * 1978-04-03 1980-06-10 Pittway Corporation Interconnection circuit for a plurality of alarm units
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
CH629905A5 (de) * 1978-07-17 1982-05-14 Cerberus Ag Gas- und/oder brandmeldeanlage.
JPS5555752U (da) * 1978-10-12 1980-04-15
US4223303A (en) * 1978-12-11 1980-09-16 General Electric Company Alarm devices for interconnected multi-device systems
US4401978A (en) * 1979-02-21 1983-08-30 The Gamewell Corporation Combination detector
EP0039761A3 (de) * 1980-05-09 1981-11-25 Cerberus Ag Verfahren zur Brandmeldung und Brandmeldeanlage
JPH079680B2 (ja) * 1985-04-01 1995-02-01 ホーチキ株式会社 アナログ火災報知装置
CH669859A5 (da) * 1986-06-03 1989-04-14 Cerberus Ag
EP0338218B1 (de) * 1988-03-30 1993-09-15 Cerberus Ag Verfahren zur Brandfrüherkennung
JPH0259461U (da) * 1988-10-21 1990-05-01
US6753786B1 (en) 2000-08-11 2004-06-22 Walter Kidde Portable Equipment, Inc. Microprocessor-based combination smoke and carbon monoxide detector having intelligent hush feature
US7068177B2 (en) * 2002-09-19 2006-06-27 Honeywell International, Inc. Multi-sensor device and methods for fire detection
US20080030352A1 (en) * 2006-02-27 2008-02-07 Thorn Security Limited Methods and systems for gas detection
EP3055842B1 (en) * 2013-10-07 2020-01-22 Google LLC Smart-home hazard detector providing non-alarm status signals at opportune moments
US9685061B2 (en) * 2015-05-20 2017-06-20 Google Inc. Event prioritization and user interfacing for hazard detection in multi-room smart-home environment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665441A (en) * 1970-09-14 1972-05-23 Gen Signal Corp Method and apparatus for detecting aerosols

Also Published As

Publication number Publication date
CA1018680A (en) 1977-10-04
AT339777B (de) 1977-11-10
IT988800B (it) 1975-04-30
DE2328872C3 (de) 1981-01-08
US3909813A (en) 1975-09-30
DK138714C (da) 1979-03-19
AU474603B2 (en) 1976-07-29
ES415905A1 (es) 1976-02-01
BR7305317D0 (pt) 1974-08-22
NO136269B (da) 1977-05-02
GB1412164A (en) 1975-10-29
DE2328872A1 (de) 1974-01-31
ATA456073A (de) 1977-02-15
CH547532A (de) 1974-03-29
FR2193224A1 (da) 1974-02-15
FR2193224B1 (da) 1978-12-29
SE392357B (sv) 1977-03-21
FI59498C (fi) 1981-08-10
ZA734853B (en) 1974-06-26
NO136269C (no) 1977-08-17
DK138714B (da) 1978-10-16
HK57380A (en) 1980-10-16
FI59498B (fi) 1981-04-30
JPS4970691A (da) 1974-07-09
DE2328872B2 (de) 1980-05-14
AU5798673A (en) 1975-01-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CERBERUS A.G.

Effective date: 19880630