ES424918A1 - Perfeccionamientos en los avisadores de incendios por ioni-zacion. - Google Patents

Perfeccionamientos en los avisadores de incendios por ioni-zacion.

Info

Publication number
ES424918A1
ES424918A1 ES424918A ES424918A ES424918A1 ES 424918 A1 ES424918 A1 ES 424918A1 ES 424918 A ES424918 A ES 424918A ES 424918 A ES424918 A ES 424918A ES 424918 A1 ES424918 A1 ES 424918A1
Authority
ES
Spain
Prior art keywords
sensor
air
slit
ionization
housing
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
ES424918A
Other languages
English (en)
Spanish (es)
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.)
Cerberus AG
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 ES424918A1 publication Critical patent/ES424918A1/es
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

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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
ES424918A 1973-04-17 1974-04-03 Perfeccionamientos en los avisadores de incendios por ioni-zacion. Expired ES424918A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH551973A CH551057A (de) 1973-04-17 1973-04-17 Ionisationsfeuermelder.

Publications (1)

Publication Number Publication Date
ES424918A1 true ES424918A1 (es) 1976-05-16

Family

ID=4294978

Family Applications (1)

Application Number Title Priority Date Filing Date
ES424918A Expired ES424918A1 (es) 1973-04-17 1974-04-03 Perfeccionamientos en los avisadores de incendios por ioni-zacion.

Country Status (23)

Country Link
US (1) US3908957A (xx)
JP (1) JPS49131798A (xx)
BE (1) BE813068A (xx)
BR (1) BR7403018D0 (xx)
CA (1) CA998783A (xx)
CH (1) CH551057A (xx)
CS (1) CS216229B2 (xx)
DD (1) DD111483A5 (xx)
DE (1) DE2415479B2 (xx)
DK (1) DK150415C (xx)
ES (1) ES424918A1 (xx)
FI (1) FI61768C (xx)
FR (1) FR2226714B1 (xx)
GB (1) GB1430891A (xx)
HU (1) HU175210B (xx)
IL (1) IL44507A (xx)
IT (1) IT1006402B (xx)
NL (1) NL177633C (xx)
NO (1) NO139581C (xx)
PL (1) PL90429B1 (xx)
SE (1) SE396491B (xx)
YU (1) YU35685B (xx)
ZA (1) ZA742077B (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2652970C3 (de) * 1976-11-22 1979-09-06 Hartwig Ing.(Grad.) 2409 Scharbeutz Beyersdorf Ionisations-Brandmelder
US4150373A (en) * 1977-01-27 1979-04-17 Ried Jr Louis Ionization particle detector
JPS6234399Y2 (xx) * 1980-03-31 1987-09-02
CH648943A5 (de) * 1980-05-09 1985-04-15 Cerberus Ag Rauchmelder.
US4439683A (en) * 1981-02-11 1984-03-27 General Signal Corporation Ionization smoke detector
US4488044A (en) * 1981-11-20 1984-12-11 Pittway Corporation Ionization chamber for smoke detector and the like
FR2523309A1 (fr) * 1982-03-09 1983-09-16 Hugon Emile Nouveau detecteur de fumees capacitif a modules interchangeables
US4529976A (en) * 1982-10-29 1985-07-16 Frederick M. Jameson Smoke detector with masking shield
JPH044316Y2 (xx) * 1985-09-30 1992-02-07
FR2594953B1 (fr) * 1986-02-25 1989-05-05 Lewiner Jacques Detecteur de fumee a chambre d'ionisation
JPS63239592A (ja) * 1987-03-27 1988-10-05 ホーチキ株式会社 光電式煙感知器
DE58905587D1 (de) * 1988-03-30 1993-10-21 Cerberus Ag Verfahren zur Brandfrüherkennung.
US5327119A (en) * 1989-12-22 1994-07-05 Hochiki Kabushiki Kaisha Ionizing smoke sensor
CH681932A5 (xx) * 1990-12-04 1993-06-15 Cerberus Ag
JPH07506671A (ja) * 1992-05-14 1995-07-20 ビジョン　システムズ　インコーポレイティド 煙／汚染検知システムのためのガス試料採取先端部
AU667102B2 (en) * 1992-05-14 1996-03-07 Vision Systems Limited Gas sampling point for smoke/pollution detection systems
US5856784A (en) * 1997-04-23 1999-01-05 Pittway Corporation Low profile ionization chamber
US6057774A (en) * 1999-01-21 2000-05-02 Brk Brands, Inc. Smoke alarm with anti-dust screen
GB0213854D0 (en) * 2002-06-15 2002-07-24 Aea Technology Plc Radioactive sources
US9013316B2 (en) * 2011-07-28 2015-04-21 Finsecur Smoke detector
GB201219488D0 (en) 2012-10-30 2012-12-12 Univ Sussex Apparatus for sensing ionic current and ionising radiation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319069A (en) * 1964-08-27 1967-05-09 American District Telegraph Co Smoke detecting radiation sensitive fire alarm system
CH475614A (de) * 1968-06-18 1969-07-15 Cerberus Ag Werke Fuer Elektro Ionisationsfeuermelder
GB1277091A (en) * 1968-07-11 1972-06-07 Nittan Co Ltd Ionization type smoke detectors
CH491449A (de) * 1969-05-19 1970-05-31 Cerberus Ag Rauchdetektoranordnung mit mindestens einer Rauchmesskammer
CH486082A (de) * 1969-05-19 1970-02-15 Cerberus Ag Ionisationsfeuermelder
CH508251A (de) * 1970-07-23 1971-05-31 Cerberus Ag Ionisationsfeuermelder
US3728706A (en) * 1970-09-28 1973-04-17 Gen Signal Corp System for indicating aerosols in the atmosphere
BE793205A (fr) * 1971-12-30 1973-04-16 Preussag Ag Feuerschutz Avertisseur d'incendie a ionisation

Also Published As

Publication number Publication date
FI61768B (fi) 1982-05-31
YU35685B (en) 1981-04-30
NO741357L (no) 1974-10-18
HU175210B (hu) 1980-06-28
DE2415479A1 (de) 1974-11-14
BR7403018D0 (pt) 1974-11-19
GB1430891A (en) 1976-04-07
FR2226714A1 (xx) 1974-11-15
NO139581C (no) 1979-04-04
NL7404783A (xx) 1974-10-21
DE2415479B2 (de) 1980-09-04
BE813068A (fr) 1974-07-15
YU89174A (en) 1980-09-25
FI61768C (fi) 1982-09-10
CH551057A (de) 1974-06-28
FR2226714B1 (xx) 1979-03-16
US3908957A (en) 1975-09-30
SE396491B (sv) 1977-09-19
IT1006402B (it) 1976-09-30
ZA742077B (en) 1975-04-30
IL44507A0 (en) 1974-06-30
NL177633B (nl) 1985-05-17
CA998783A (en) 1976-10-19
JPS49131798A (xx) 1974-12-17
DD111483A5 (xx) 1975-02-12
DK150415B (da) 1987-02-23
DK150415C (da) 1987-07-13
AU6753274A (en) 1975-10-09
NL177633C (nl) 1985-10-16
CS216229B2 (en) 1982-10-29
PL90429B1 (xx) 1977-01-31
NO139581B (no) 1978-12-27
IL44507A (en) 1977-07-31
DE2415479C3 (xx) 1987-12-03

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