BE584030A - Avertisseur photo-électrique de fumée. - Google Patents

Avertisseur photo-électrique de fumée.

Info

Publication number
BE584030A
BE584030A BE584030A BE584030A BE584030A BE 584030 A BE584030 A BE 584030A BE 584030 A BE584030 A BE 584030A BE 584030 A BE584030 A BE 584030A BE 584030 A BE584030 A BE 584030A
Authority
BE
Belgium
Prior art keywords
smoke alarm
photoelectric smoke
photoelectric
alarm
smoke
Prior art date
Application number
BE584030A
Other languages
English (en)
Original Assignee
D H W Schultz & Sohn
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 D H W Schultz & Sohn filed Critical D H W Schultz & Sohn
Publication of BE584030A publication Critical patent/BE584030A/fr

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
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • 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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
BE584030A 1958-12-24 1959-10-27 Avertisseur photo-électrique de fumée. BE584030A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH25254A DE1078017B (de) 1958-12-24 1958-12-24 Lichtelektrischer Rauchmelder

Publications (1)

Publication Number Publication Date
BE584030A true BE584030A (fr) 1960-02-15

Family

ID=7430102

Family Applications (1)

Application Number Title Priority Date Filing Date
BE584030A BE584030A (fr) 1958-12-24 1959-10-27 Avertisseur photo-électrique de fumée.

Country Status (3)

Country Link
BE (1) BE584030A (fr)
CH (1) CH372954A (fr)
DE (1) DE1078017B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH546989A (de) * 1972-12-06 1974-03-15 Cerberus Ag Verfahren und vorrichtung zur brandmeldung.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE699466C (de) * 1937-06-29 1940-11-29 Minimax Akt Ges Rauchmeldeeinrichtung
DE1700174U (de) * 1953-04-18 1955-06-08 Durag Appbau G M B H Rauchmeldeglocke.

Also Published As

Publication number Publication date
CH372954A (de) 1963-10-31
DE1078017B (de) 1960-03-17

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