DK143922C - Ioniseringsroegmelder med temperaturkompensation - Google Patents

Ioniseringsroegmelder med temperaturkompensation

Info

Publication number
DK143922C
DK143922C DK332876A DK332876A DK143922C DK 143922 C DK143922 C DK 143922C DK 332876 A DK332876 A DK 332876A DK 332876 A DK332876 A DK 332876A DK 143922 C DK143922 C DK 143922C
Authority
DK
Denmark
Prior art keywords
ionization
regulator
temperature compensation
compensation
temperature
Prior art date
Application number
DK332876A
Other languages
Danish (da)
English (en)
Other versions
DK143922B (da
DK332876A (da
Inventor
A Scheidweiler
O Meier
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 DK332876A publication Critical patent/DK332876A/da
Publication of DK143922B publication Critical patent/DK143922B/da
Application granted granted Critical
Publication of DK143922C publication Critical patent/DK143922C/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

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)
  • Medicines Containing Plant Substances (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Electronic Switches (AREA)
DK332876A 1975-07-25 1976-07-23 Ioniseringsroegmelder med temperaturkompensation DK143922C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH971075A CH586941A5 (nl) 1975-07-25 1975-07-25
CH971075 1975-07-25

Publications (3)

Publication Number Publication Date
DK332876A DK332876A (da) 1977-01-26
DK143922B DK143922B (da) 1981-10-26
DK143922C true DK143922C (da) 1982-04-13

Family

ID=4354810

Family Applications (1)

Application Number Title Priority Date Filing Date
DK332876A DK143922C (da) 1975-07-25 1976-07-23 Ioniseringsroegmelder med temperaturkompensation

Country Status (19)

Country Link
US (1) US4037106A (nl)
JP (1) JPS5216294A (nl)
AT (1) AT355957B (nl)
AU (1) AU501708B2 (nl)
BE (1) BE843506A (nl)
CA (1) CA1041678A (nl)
CH (1) CH586941A5 (nl)
CS (1) CS192562B2 (nl)
DE (1) DE2626779C2 (nl)
DK (1) DK143922C (nl)
ES (1) ES450049A1 (nl)
FR (1) FR2319168A1 (nl)
GB (1) GB1513219A (nl)
IT (1) IT1067375B (nl)
NL (1) NL7606754A (nl)
NO (1) NO141578C (nl)
NZ (1) NZ181443A (nl)
SE (1) SE408349B (nl)
ZA (1) ZA764066B (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707409C2 (de) * 1977-02-21 1985-02-21 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Ionisationsbrandmelder
DE3004753C2 (de) * 1980-02-08 1983-12-22 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Brandmeldeeinrichtung
US6292105B1 (en) * 1998-12-23 2001-09-18 The Johns Hopkins University Thermal ionization detector
AT414179B (de) * 2001-11-19 2006-09-15 Vaillant Gmbh Flammenüberwachungsschaltung
CN113829340A (zh) * 2021-09-02 2021-12-24 苏州触达信息技术有限公司 基于巡检机器人的变电站消防方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH489070A (de) * 1969-03-27 1970-04-15 Cerberus Ag Werk Fuer Elektron Ionisationsfeuermelder
US3718919A (en) * 1969-06-16 1973-02-27 Nittan Co Ltd Ionization smoke detector
NL7010779A (nl) * 1969-07-24 1971-01-26
FR2065109A5 (nl) * 1969-10-09 1971-07-23 Nittan Co Ltd
US3946374A (en) * 1970-08-13 1976-03-23 Sci Systems, Inc. Rate-of-change combustion and contamination detection device
JPS5136028B1 (nl) * 1970-09-18 1976-10-06
US3728706A (en) * 1970-09-28 1973-04-17 Gen Signal Corp System for indicating aerosols in the atmosphere
US3701004A (en) * 1971-05-13 1972-10-24 Us Army Circuit for generating a repeatable voltage as a function of temperature
US3760199A (en) * 1972-09-11 1973-09-18 Burr Brown Res Corp Fet zero temperature-coefficient bias
US3909815A (en) * 1973-06-01 1975-09-30 Gamma Electronic Detector for fumes and combustion gases
CH572252A5 (nl) * 1973-11-09 1976-01-30 Nohmi Bosai Kogyo Co Ltd
US3899693A (en) * 1974-02-14 1975-08-12 Minnesota Mining & Mfg Temperature compensated voltage reference device

Also Published As

Publication number Publication date
AU501708B2 (en) 1979-06-28
CH586941A5 (nl) 1977-04-15
GB1513219A (en) 1978-06-07
DE2626779A1 (de) 1977-02-10
US4037106A (en) 1977-07-19
IT1067375B (it) 1985-03-16
ZA764066B (en) 1977-06-29
NZ181443A (en) 1980-10-24
DE2626779C2 (de) 1984-04-26
AU1583076A (en) 1978-01-19
SE408349B (sv) 1979-06-05
ATA447276A (de) 1979-08-15
CA1041678A (en) 1978-10-31
CS192562B2 (en) 1979-08-31
NO762588L (nl) 1977-01-26
FR2319168A1 (fr) 1977-02-18
DK143922B (da) 1981-10-26
JPS5216294A (en) 1977-02-07
NO141578C (no) 1980-04-09
SE7607932L (sv) 1977-01-26
AT355957B (de) 1980-04-10
NO141578B (no) 1979-12-27
FR2319168B1 (nl) 1980-01-04
BE843506A (fr) 1976-10-18
ES450049A1 (es) 1977-07-16
JPS5728156B2 (nl) 1982-06-15
DK332876A (da) 1977-01-26
NL7606754A (nl) 1977-01-27

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Legal Events

Date Code Title Description
PBP Patent lapsed