NL168975C - Ionisatiebrandmelder. - Google Patents

Ionisatiebrandmelder.

Info

Publication number
NL168975C
NL168975C NLAANVRAGE7007045,A NL7007045A NL168975C NL 168975 C NL168975 C NL 168975C NL 7007045 A NL7007045 A NL 7007045A NL 168975 C NL168975 C NL 168975C
Authority
NL
Netherlands
Prior art keywords
fire alarm
ionization fire
ionization
alarm
fire
Prior art date
Application number
NLAANVRAGE7007045,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7007045A (xx
NL168975B (nl
Original Assignee
Cerberus Ag
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 filed Critical Cerberus Ag
Publication of NL7007045A publication Critical patent/NL7007045A/xx
Publication of NL168975B publication Critical patent/NL168975B/xx
Application granted granted Critical
Publication of NL168975C publication Critical patent/NL168975C/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

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)
NLAANVRAGE7007045,A 1969-05-19 1970-05-15 Ionisatiebrandmelder. NL168975C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH760669A CH486082A (de) 1969-05-19 1969-05-19 Ionisationsfeuermelder

Publications (3)

Publication Number Publication Date
NL7007045A NL7007045A (xx) 1970-11-23
NL168975B NL168975B (nl) 1981-12-16
NL168975C true NL168975C (nl) 1982-05-17

Family

ID=4327756

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7007045,A NL168975C (nl) 1969-05-19 1970-05-15 Ionisatiebrandmelder.

Country Status (10)

Country Link
US (1) US3710110A (xx)
CH (1) CH486082A (xx)
DE (1) DE2023954C3 (xx)
FR (1) FR2047853A5 (xx)
GB (1) GB1250296A (xx)
HK (1) HK11577A (xx)
NL (1) NL168975C (xx)
NO (1) NO125512B (xx)
SE (1) SE346173B (xx)
YU (1) YU32508B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH554033A (de) * 1973-04-03 1974-09-13 Cerberus Ag Iomisations-feuermelde-einrichtung.
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.
US3849685A (en) * 1973-06-22 1974-11-19 Honeywell Inc Ionization chamber with recessed radioactive body
US3832552A (en) * 1973-06-22 1974-08-27 Honeywell Inc Dual chamber ionization smoke detector
JPS5552558Y2 (xx) * 1975-02-10 1980-12-05
BE831296A (fr) * 1975-07-11 1975-11-03 Detecteur ionique
CH600563A5 (xx) * 1976-11-29 1978-06-15 Cerberus Ag
US4185197A (en) * 1978-01-13 1980-01-22 General Electric Company Arrangement for inhibiting the effect of extraneous electric fields on an improved ionization smoke detector
US4327289A (en) * 1978-12-26 1982-04-27 Solomon Elias E Ionization detector calibration
US4286159A (en) * 1979-04-10 1981-08-25 Hochiki Corporation Detector coupling mechanism
AT378431B (de) * 1983-06-30 1985-08-12 Siemens Ag Oesterreich Probenkammer herkoemmlicher groesse zum einbau eines ionisations-rauchmelder-einsatzes
GB8529436D0 (en) * 1985-11-29 1986-01-08 Gent Ltd Fire detector
US4963792A (en) * 1987-03-04 1990-10-16 Parker William P Self contained gas discharge device
US4754199A (en) * 1987-03-04 1988-06-28 Parker William P Self contained gas discharge display device
JPH01102991U (xx) * 1987-12-26 1989-07-12
US4937562A (en) * 1987-12-26 1990-06-26 Hochiki Corp. Moisture-proof ionization smoke detector
DE4402518C2 (de) * 1994-01-28 1997-10-23 Preussag Ag Minimax Ionisationsrauchmelder
US6675005B2 (en) 1999-03-25 2004-01-06 Zenith Electronics Corporation Printed single balanced downconverter mixer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231778A (en) * 1963-06-20 1966-01-25 Sylvania Electric Prod Signal barrier
LU48167A1 (xx) * 1965-03-11 1966-09-12 Applic Electroniques Ets

Also Published As

Publication number Publication date
YU32508B (en) 1974-12-31
YU119570A (en) 1974-06-30
DE2023954A1 (de) 1970-11-26
FR2047853A5 (xx) 1971-03-12
NL7007045A (xx) 1970-11-23
HK11577A (en) 1977-03-11
GB1250296A (xx) 1971-10-20
CH486082A (de) 1970-02-15
US3710110A (en) 1973-01-09
DE2023954B2 (de) 1979-01-25
NO125512B (xx) 1972-09-18
NL168975B (nl) 1981-12-16
DE2023954C3 (de) 1979-09-20
SE346173B (xx) 1972-06-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee