DK126607B - Ioniseringsbrandalarmeringsapparat. - Google Patents

Ioniseringsbrandalarmeringsapparat.

Info

Publication number
DK126607B
DK126607B DK59467AA DK59467A DK126607B DK 126607 B DK126607 B DK 126607B DK 59467A A DK59467A A DK 59467AA DK 59467 A DK59467 A DK 59467A DK 126607 B DK126607 B DK 126607B
Authority
DK
Denmark
Prior art keywords
alarm device
fire alarm
ionization fire
ionization
fire
Prior art date
Application number
DK59467AA
Other languages
English (en)
Other versions
DK126607C (da
Inventor
T Lampart
A Scheidweiler
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4236285&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK126607(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cerberus Ag filed Critical Cerberus Ag
Publication of DK126607B publication Critical patent/DK126607B/da
Application granted granted Critical
Publication of DK126607C publication Critical patent/DK126607C/da

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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
DK59467A 1966-02-22 1967-02-02 Ioniseringsbrandalarmeringsapparat DK126607C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH254966A CH446131A (de) 1966-02-22 1966-02-22 Ionisationsfeuermelderanlage

Publications (2)

Publication Number Publication Date
DK126607B true DK126607B (da) 1973-07-30
DK126607C DK126607C (da) 1977-06-20

Family

ID=4236285

Family Applications (1)

Application Number Title Priority Date Filing Date
DK59467A DK126607C (da) 1966-02-22 1967-02-02 Ioniseringsbrandalarmeringsapparat

Country Status (10)

Country Link
US (1) US3521263A (da)
AT (1) AT268101B (da)
BE (1) BE694152A (da)
CH (1) CH446131A (da)
DE (1) DE1259227B (da)
DK (1) DK126607C (da)
FR (1) FR1511451A (da)
GB (1) GB1109587A (da)
NL (1) NL162493C (da)
SE (1) SE328226B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO129270B (da) * 1970-05-16 1974-03-18 Preussag Ag Feuerschutz
US3775616A (en) * 1970-06-08 1973-11-27 Nittan Co Ltd Ionization smoke detector
US3735138A (en) * 1971-10-27 1973-05-22 Honeywell Inc Ionization smoke detector
US3913082A (en) * 1973-02-02 1975-10-14 Jenson Robert S Ionization aerosol detector
US4038649A (en) * 1975-09-16 1977-07-26 Emhart Industries, Inc. Smoke detection alarm device
US4053776A (en) * 1976-05-25 1977-10-11 The United States Of America As Represented By Thesecretary Of The Interior Sub-micron particle detector
US4286160A (en) * 1977-01-27 1981-08-25 Ried Jr Louis Ionization particle detector
CA1148279A (en) * 1979-12-14 1983-06-14 Andreas Scheidweiler Ionization smoke detector with increased operational reliability
US4488044A (en) * 1981-11-20 1984-12-11 Pittway Corporation Ionization chamber for smoke detector and the like
US4755682A (en) * 1986-10-07 1988-07-05 The United States Of America As Represented By The United States Department Of Energy Ionization monitor with improved ultra-high megohm resistor
US4808977A (en) * 1987-08-20 1989-02-28 Hedrick Terry J Electromechanical evacuation exit indicating flag
US5189399A (en) * 1989-02-18 1993-02-23 Hartwig Beyersdorf Method of operating an ionization smoke alarm and ionization smoke alarm

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2145866A (en) * 1929-08-14 1939-02-07 Gioacchino Failla Electrotechnique
BE393134A (da) * 1932-11-07
NL286979A (da) * 1962-01-10 1900-01-01
GB1009271A (en) * 1963-03-04 1965-11-10 Associated Fire Alarms Ltd Improvements in or relating to smoke detector circuits

Also Published As

Publication number Publication date
NL162493B (nl) 1979-12-17
SE328226B (da) 1970-09-07
FR1511451A (fr) 1968-01-26
AT268101B (de) 1969-01-27
NL162493C (nl) 1980-05-16
NL6701753A (da) 1967-08-23
BE694152A (da) 1967-07-31
CH446131A (de) 1967-10-31
US3521263A (en) 1970-07-21
GB1109587A (en) 1968-04-10
DE1259227B (de) 1968-01-18
DK126607C (da) 1977-06-20

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Legal Events

Date Code Title Description
PUP Patent expired