NL168068C - Ionisatierookdetector. - Google Patents

Ionisatierookdetector.

Info

Publication number
NL168068C
NL168068C NL7416638A NL7416638A NL168068C NL 168068 C NL168068 C NL 168068C NL 7416638 A NL7416638 A NL 7416638A NL 7416638 A NL7416638 A NL 7416638A NL 168068 C NL168068 C NL 168068C
Authority
NL
Netherlands
Prior art keywords
smoke detector
ionization smoke
ionization
detector
smoke
Prior art date
Application number
NL7416638A
Other languages
English (en)
Other versions
NL7416638A (nl
NL168068B (nl
Inventor
Hartwig Beyersdorf
Original Assignee
Geba Gmbh & Co
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
Priority claimed from DE2403418A external-priority patent/DE2403418B1/de
Application filed by Geba Gmbh & Co filed Critical Geba Gmbh & Co
Publication of NL7416638A publication Critical patent/NL7416638A/nl
Publication of NL168068B publication Critical patent/NL168068B/nl
Application granted granted Critical
Publication of NL168068C publication Critical patent/NL168068C/nl

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)
NL7416638A 1974-01-24 1974-12-20 Ionisatierookdetector. NL168068C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2403418A DE2403418B1 (de) 1974-01-24 1974-01-24 lonisations-Brandmelder
DE7402420 1974-01-24

Publications (3)

Publication Number Publication Date
NL7416638A NL7416638A (nl) 1975-07-28
NL168068B NL168068B (nl) 1981-09-16
NL168068C true NL168068C (nl) 1982-02-16

Family

ID=25766505

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7416638A NL168068C (nl) 1974-01-24 1974-12-20 Ionisatierookdetector.

Country Status (1)

Country Link
NL (1) NL168068C (nl)

Also Published As

Publication number Publication date
NL7416638A (nl) 1975-07-28
NL168068B (nl) 1981-09-16

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Legal Events

Date Code Title Description
V4 Lapsed because of reaching the maxim lifetime of a patent