CH358719A - Elektrische Feuermeldeanlage - Google Patents

Elektrische Feuermeldeanlage

Info

Publication number
CH358719A
CH358719A CH358719DA CH358719A CH 358719 A CH358719 A CH 358719A CH 358719D A CH358719D A CH 358719DA CH 358719 A CH358719 A CH 358719A
Authority
CH
Switzerland
Prior art keywords
alarm system
fire alarm
electric fire
electric
fire
Prior art date
Application number
Other languages
English (en)
Inventor
Ernst Dr Meili
Original Assignee
Cerberus Gmbh
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 Gmbh filed Critical Cerberus Gmbh
Publication of CH358719A publication Critical patent/CH358719A/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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 SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Alarm Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
CH358719D 1957-02-19 1958-01-22 Elektrische Feuermeldeanlage CH358719A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH888296X 1957-02-19

Publications (1)

Publication Number Publication Date
CH358719A true CH358719A (de) 1961-11-30

Family

ID=4545451

Family Applications (2)

Application Number Title Priority Date Filing Date
CH351872D CH351872A (de) 1957-02-19 1957-02-19 Elektrische Meldeanlage
CH358719D CH358719A (de) 1957-02-19 1958-01-22 Elektrische Feuermeldeanlage

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH351872D CH351872A (de) 1957-02-19 1957-02-19 Elektrische Meldeanlage

Country Status (6)

Country Link
US (1) US3160866A (de)
BE (1) BE564961A (de)
CH (2) CH351872A (de)
DE (1) DE1081804B (de)
GB (1) GB888296A (de)
NL (2) NL224947A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286246A (en) * 1963-12-24 1966-11-15 Coen Co Annunciator for system malfunctions
IL27293A (en) * 1966-03-10 1971-03-24 Pyrotector Inc Particle detector
US3573777A (en) * 1968-12-09 1971-04-06 Honeywell Inc Combustion products detector control apparatus
CA975856A (en) * 1968-12-26 1975-10-07 Hochiki Kabushiki Kaisha Alarm circuit
US3657737A (en) * 1969-12-29 1972-04-18 Jeffrey E Hamm Method of and device for smoke detection and circuits therefor
ZA71780B (en) * 1970-03-31 1971-10-27 Nittan Co Ltd Fire alarming system
US3702468A (en) * 1970-08-10 1972-11-07 Nittan Co Ltd Fire alarming system
US3728703A (en) * 1970-10-12 1973-04-17 Edward Co Inc Fire detector stabilizer circuit
US3987423A (en) * 1975-12-22 1976-10-19 The United States Of America As Represented By The United States Energy Research And Development Administration Ionization-chamber smoke detector system
US4117479A (en) * 1976-04-16 1978-09-26 American District Telegraph Company Multi-mode intrusion alarm system
US4481502A (en) * 1982-03-26 1984-11-06 Dawson N Rick Central smoke alarm and annunciator
GB2217888A (en) * 1988-04-30 1989-11-01 Andrew Murrell Locally sited intruder alarm signal and fault indicator unit
US8101130B2 (en) * 2006-09-15 2012-01-24 Applied Nanotech Holdings, Inc. Gas ionization source

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US947000A (en) * 1909-03-03 1910-01-18 John P Kelly Fire-alarm system.
US1762906A (en) * 1926-11-29 1930-06-10 Reyrolle A & Co Ltd Electric signaling or control system
DE825224C (de) * 1949-10-07 1951-12-17 Anton John Elektrische Alarmanlage zur Anzeige von unzulaessig hohen Temperaturen in Stapeln von Heu, Stroh u. dgl.
US2646556A (en) * 1950-06-17 1953-07-21 C O Two Fire Equipment Co Supervised alarm system
NL94775C (de) * 1953-02-14
US2971183A (en) * 1956-06-11 1961-02-07 Hagan Chemicals & Controls Inc Monitoring equipment

Also Published As

Publication number Publication date
DE1081804B (de) 1960-05-12
GB888296A (en) 1962-01-31
US3160866A (en) 1964-12-08
NL224947A (de)
CH351872A (de) 1961-01-31
BE564961A (de)
NL108575C (de)

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