NO140519C - Optisk branndetektor. - Google Patents

Optisk branndetektor.

Info

Publication number
NO140519C
NO140519C NO773020A NO773020A NO140519C NO 140519 C NO140519 C NO 140519C NO 773020 A NO773020 A NO 773020A NO 773020 A NO773020 A NO 773020A NO 140519 C NO140519 C NO 140519C
Authority
NO
Norway
Prior art keywords
fire detector
optical fire
optical
detector
fire
Prior art date
Application number
NO773020A
Other languages
English (en)
Norwegian (no)
Other versions
NO140519B (no
NO773020L (no
Inventor
Erik Gustaf Lindgren
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NO773020L publication Critical patent/NO773020L/no
Publication of NO140519B publication Critical patent/NO140519B/no
Publication of NO140519C publication Critical patent/NO140519C/no

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

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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NO773020A 1976-09-01 1977-08-31 Optisk branndetektor. NO140519C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7609670-0A SE395554B (sv) 1976-09-01 1976-09-01 Optisk branddetektor

Publications (3)

Publication Number Publication Date
NO773020L NO773020L (no) 1978-03-02
NO140519B NO140519B (no) 1979-06-05
NO140519C true NO140519C (no) 1979-09-12

Family

ID=20328778

Family Applications (1)

Application Number Title Priority Date Filing Date
NO773020A NO140519C (no) 1976-09-01 1977-08-31 Optisk branndetektor.

Country Status (13)

Country Link
AU (1) AU510627B2 (enrdf_load_html_response)
BE (1) BE858192A (enrdf_load_html_response)
CA (1) CA1102429A (enrdf_load_html_response)
CH (1) CH621425A5 (enrdf_load_html_response)
DE (1) DE2736224A1 (enrdf_load_html_response)
DK (1) DK148226C (enrdf_load_html_response)
FI (1) FI63125C (enrdf_load_html_response)
FR (1) FR2363840A2 (enrdf_load_html_response)
GB (1) GB1566624A (enrdf_load_html_response)
IT (1) IT1088004B (enrdf_load_html_response)
NL (1) NL7709640A (enrdf_load_html_response)
NO (1) NO140519C (enrdf_load_html_response)
SE (1) SE395554B (enrdf_load_html_response)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2051640B2 (de) * 1970-10-21 1972-05-31 Preußag AG, Feuerschutz, 2060 Bad Oldesloe Verfahren zur flammenmeldung und flammenmelder zur durchfuehrung des verfahrens
GB1405615A (en) * 1972-08-11 1975-09-10 Chubb Fire Security Ltd Fire alarms
SE7604502L (sv) * 1976-04-15 1977-10-16 Ericsson Telefon Ab L M Optisk branddetektor

Also Published As

Publication number Publication date
FI772470A7 (fi) 1978-03-02
NO140519B (no) 1979-06-05
FI63125C (fi) 1983-04-11
NL7709640A (nl) 1978-03-03
DK148226B (da) 1985-05-06
AU2838477A (en) 1979-03-08
IT1088004B (it) 1985-06-04
FR2363840B2 (enrdf_load_html_response) 1983-02-04
BE858192A (fr) 1977-12-16
CH621425A5 (en) 1981-01-30
FI63125B (fi) 1982-12-31
DE2736224A1 (de) 1978-03-09
FR2363840A2 (fr) 1978-03-31
SE395554B (sv) 1977-08-15
DK148226C (da) 1985-12-30
AU510627B2 (en) 1980-07-03
DK386877A (da) 1978-03-02
GB1566624A (en) 1980-05-08
CA1102429A (en) 1981-06-02
DE2736224C2 (enrdf_load_html_response) 1991-02-21
NO773020L (no) 1978-03-02

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