FI69719C - Jonisationskammare - Google Patents

Jonisationskammare Download PDF

Info

Publication number
FI69719C
FI69719C FI773399A FI773399A FI69719C FI 69719 C FI69719 C FI 69719C FI 773399 A FI773399 A FI 773399A FI 773399 A FI773399 A FI 773399A FI 69719 C FI69719 C FI 69719C
Authority
FI
Finland
Prior art keywords
ionization chamber
electrode
ionization
chamber according
different
Prior art date
Application number
FI773399A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI773399A (fi
FI69719B (fi
Inventor
Wolfgang Schubert
Bernhard Durrer
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 FI773399A publication Critical patent/FI773399A/fi
Application granted granted Critical
Publication of FI69719B publication Critical patent/FI69719B/fi
Publication of FI69719C publication Critical patent/FI69719C/fi

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11Actuation 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
    • G08B17/113Constructional 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)
  • Multicomponent Fibers (AREA)
  • Measurement Of Radiation (AREA)
FI773399A 1976-12-01 1977-11-11 Jonisationskammare FI69719C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1514476 1976-12-01
CH1514476A CH600565A5 (de) 1976-12-01 1976-12-01

Publications (3)

Publication Number Publication Date
FI773399A FI773399A (fi) 1978-06-02
FI69719B FI69719B (fi) 1985-11-29
FI69719C true FI69719C (fi) 1986-03-10

Family

ID=4406746

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773399A FI69719C (fi) 1976-12-01 1977-11-11 Jonisationskammare

Country Status (13)

Country Link
US (1) US4189644A (de)
JP (1) JPS5394992A (de)
AU (1) AU508460B2 (de)
CA (1) CA1091822A (de)
CH (1) CH600565A5 (de)
DE (1) DE2744831C2 (de)
DK (1) DK531277A (de)
FI (1) FI69719C (de)
FR (1) FR2373155A1 (de)
GB (1) GB1570794A (de)
NL (1) NL7713260A (de)
NO (1) NO140645C (de)
SE (1) SE427139B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276476A (en) * 1978-12-20 1981-06-30 General Electric Company Radiation detector having a unitary free floating electrode assembly
US4327289A (en) * 1978-12-26 1982-04-27 Solomon Elias E Ionization detector calibration
NL9300599A (nl) * 1993-04-06 1994-11-01 Vlasakker Environmental Resear Werkwijze voor het verwerken van champignonvoetjes.
US5485144A (en) * 1993-05-07 1996-01-16 Pittway Corporation Compensated ionization sensor
US6172489B1 (en) 1999-12-28 2001-01-09 Ultrawatt.Com Inc. Voltage control system and method
US8907530B1 (en) * 2011-11-03 2014-12-09 Paul Saxton System for reducing power consumption in a structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548385A (en) * 1946-03-11 1951-04-10 William C Marshall Movable electrode tube
LU48167A1 (de) * 1965-03-11 1966-09-12 Applic Electroniques Ets
DD106728A1 (de) * 1973-09-17 1974-06-20
US3934145A (en) * 1973-10-25 1976-01-20 Emhart Corporation Ionization smoke detector and alarm system
US4021671A (en) * 1975-07-07 1977-05-03 Gulf & Western Manufacturing Company (Systems) Ionization detector
US4007374A (en) * 1975-07-07 1977-02-08 Gulf & Western Manufacturing Company (Systems) Ionization detector with improved radiation source

Also Published As

Publication number Publication date
DE2744831A1 (de) 1978-06-08
SE7712612L (sv) 1978-06-02
NO140645C (no) 1979-10-10
CA1091822A (en) 1980-12-16
FI773399A (fi) 1978-06-02
JPS5761186B2 (de) 1982-12-23
GB1570794A (en) 1980-07-09
FR2373155A1 (fr) 1978-06-30
DK531277A (da) 1978-06-02
NO140645B (no) 1979-07-02
US4189644A (en) 1980-02-19
JPS5394992A (en) 1978-08-19
CH600565A5 (de) 1978-06-15
NL7713260A (nl) 1978-06-05
AU3100177A (en) 1979-06-07
DE2744831C2 (de) 1984-08-09
NO774093L (no) 1978-06-02
FR2373155B1 (de) 1980-08-29
AU508460B2 (en) 1980-03-20
SE427139B (sv) 1983-03-07
FI69719B (fi) 1985-11-29

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: CERBERUS AG