CH475614A - Ionisationsfeuermelder - Google Patents

Ionisationsfeuermelder

Info

Publication number
CH475614A
CH475614A CH903568A CH903568A CH475614A CH 475614 A CH475614 A CH 475614A CH 903568 A CH903568 A CH 903568A CH 903568 A CH903568 A CH 903568A CH 475614 A CH475614 A CH 475614A
Authority
CH
Switzerland
Prior art keywords
fire alarms
ionization fire
ionization
alarms
fire
Prior art date
Application number
CH903568A
Other languages
English (en)
Inventor
Mueller Peter
Andreas Dr Scheidweiler
Original Assignee
Cerberus Ag Werke Fuer Elektro
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 Werke Fuer Elektro filed Critical Cerberus Ag Werke Fuer Elektro
Priority to CH903568A priority Critical patent/CH475614A/de
Priority to IL32330A priority patent/IL32330A/en
Priority to BE734060D priority patent/BE734060A/xx
Priority to DE1928874A priority patent/DE1928874B2/de
Priority to FR6918993A priority patent/FR2011126A1/fr
Priority to NL6909253.A priority patent/NL164407C/xx
Priority to DK326169AA priority patent/DK125938B/da
Priority to SE08590/69A priority patent/SE340971B/xx
Priority to GB30892/69A priority patent/GB1217792A/en
Publication of CH475614A publication Critical patent/CH475614A/de
Priority to US00131106A priority patent/US3731093A/en
Priority to HK203/78A priority patent/HK20378A/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
    • G08B17/113—Constructional details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
CH903568A 1968-06-18 1968-06-18 Ionisationsfeuermelder CH475614A (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CH903568A CH475614A (de) 1968-06-18 1968-06-18 Ionisationsfeuermelder
IL32330A IL32330A (en) 1968-06-18 1969-06-02 Installation for fire alarm by unionization
BE734060D BE734060A (de) 1968-06-18 1969-06-04
DE1928874A DE1928874B2 (de) 1968-06-18 1969-06-06 Ionisationsfeuermelder
FR6918993A FR2011126A1 (de) 1968-06-18 1969-06-09
NL6909253.A NL164407C (nl) 1968-06-18 1969-06-17 Ionisatiebrandmelder.
DK326169AA DK125938B (da) 1968-06-18 1969-06-17 Ioniseringsbrandmelder.
SE08590/69A SE340971B (de) 1968-06-18 1969-06-17
GB30892/69A GB1217792A (en) 1968-06-18 1969-06-18 Ionisation fire alarm
US00131106A US3731093A (en) 1968-06-18 1971-04-05 Ionization fire alarm with wind screen
HK203/78A HK20378A (en) 1968-06-18 1978-04-13 Ionisation fire alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH903568A CH475614A (de) 1968-06-18 1968-06-18 Ionisationsfeuermelder

Publications (1)

Publication Number Publication Date
CH475614A true CH475614A (de) 1969-07-15

Family

ID=4347596

Family Applications (1)

Application Number Title Priority Date Filing Date
CH903568A CH475614A (de) 1968-06-18 1968-06-18 Ionisationsfeuermelder

Country Status (11)

Country Link
US (1) US3731093A (de)
BE (1) BE734060A (de)
CH (1) CH475614A (de)
DE (1) DE1928874B2 (de)
DK (1) DK125938B (de)
FR (1) FR2011126A1 (de)
GB (1) GB1217792A (de)
HK (1) HK20378A (de)
IL (1) IL32330A (de)
NL (1) NL164407C (de)
SE (1) SE340971B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.
US3903419A (en) * 1973-04-20 1975-09-02 Fire Alert Company Combustion products detector assembly and method of operation
FR2268263B1 (de) * 1974-04-18 1979-03-30 Hochiki Co
US3959788A (en) * 1974-05-10 1976-05-25 General Signal Corporation Ionization-type fire detector
US4044263A (en) * 1975-01-28 1977-08-23 Walter Kidde & Company, Inc. Ionization dual-zone static detector having single radioactive source
US4439683A (en) * 1981-02-11 1984-03-27 General Signal Corporation Ionization smoke detector
US4469953A (en) * 1982-02-02 1984-09-04 Nittan Company, Limited Combination ionization and photoelectric smoke detector
US4529976A (en) * 1982-10-29 1985-07-16 Frederick M. Jameson Smoke detector with masking shield
FR2594953B1 (fr) * 1986-02-25 1989-05-05 Lewiner Jacques Detecteur de fumee a chambre d'ionisation
JPH01102991U (de) * 1987-12-26 1989-07-12
US5485144A (en) * 1993-05-07 1996-01-16 Pittway Corporation Compensated ionization sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH416388A (de) * 1962-11-19 1966-06-30 Cerberus Ag Ionisations-Feuermelder
US3514603A (en) * 1966-12-22 1970-05-26 Johnson Service Co Ionization chamber detection apparatus having a low voltage source means
US3560737A (en) * 1967-08-02 1971-02-02 Honeywell Inc Combustion products detector using a radioactive source and detector

Also Published As

Publication number Publication date
SE340971B (de) 1971-12-06
IL32330A (en) 1972-04-27
DE1928874B2 (de) 1978-03-09
FR2011126A1 (de) 1970-02-27
NL164407B (nl) 1980-07-15
GB1217792A (en) 1970-12-31
DE1928874A1 (de) 1970-01-02
HK20378A (en) 1978-04-20
BE734060A (de) 1969-11-17
NL164407C (nl) 1980-12-15
US3731093A (en) 1973-05-01
DK125938B (da) 1973-05-21
NL6909253A (de) 1969-12-22
IL32330A0 (en) 1969-08-27

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Legal Events

Date Code Title Description
PL Patent ceased