CH572596A5 - - Google Patents

Info

Publication number
CH572596A5
CH572596A5 CH691174A CH691174A CH572596A5 CH 572596 A5 CH572596 A5 CH 572596A5 CH 691174 A CH691174 A CH 691174A CH 691174 A CH691174 A CH 691174A CH 572596 A5 CH572596 A5 CH 572596A5
Authority
CH
Switzerland
Application number
CH691174A
Original Assignee
Sie Soc It Elettronica
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 Sie Soc It Elettronica filed Critical Sie Soc It Elettronica
Publication of CH572596A5 publication Critical patent/CH572596A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/429—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to measurement of ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/12—Provision for actuation of an alarm
    • G01T7/125—Alarm- or controlling circuits using ionisation chambers, proportional counters or Geiger-Mueller tubes, also functioning as UV detectors
    • 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
CH691174A 1973-05-22 1974-05-20 CH572596A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24390/73A IT987855B (it) 1973-05-22 1973-05-22 Dispositivo elettronico rivela tore di fiamma

Publications (1)

Publication Number Publication Date
CH572596A5 true CH572596A5 (fr) 1976-02-13

Family

ID=11213350

Family Applications (1)

Application Number Title Priority Date Filing Date
CH691174A CH572596A5 (fr) 1973-05-22 1974-05-20

Country Status (10)

Country Link
US (1) US3892999A (fr)
BE (1) BE815326A (fr)
CA (1) CA1032250A (fr)
CH (1) CH572596A5 (fr)
DE (1) DE2424524C2 (fr)
ES (1) ES426486A1 (fr)
FR (1) FR2230997B1 (fr)
GB (1) GB1460506A (fr)
IT (1) IT987855B (fr)
NL (1) NL7406812A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9417124B1 (en) * 2015-05-13 2016-08-16 Honeywell International Inc. Utilizing a quench time to deionize an ultraviolet (UV) sensor tube
CN114704934B (zh) * 2022-02-18 2024-02-20 青岛海尔空调器有限总公司 用于控制直流空调器的方法及装置、直流空调器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892971A (en) * 1954-07-12 1959-06-30 Electronics Corp America Radiation-responsive control circuits
US2810097A (en) * 1955-01-21 1957-10-15 Rabinow Jacob Optimum sensitivity automatic biasing circuit
FR1202303A (fr) * 1957-03-14 1960-01-08 Honeywell Regulator Co Appareil électrique de détection de flamme ou de fumée
US3206650A (en) * 1962-06-18 1965-09-14 Mallory & Co Inc P R Interval timer
DE1256828B (de) * 1964-07-17 1967-12-21 Philips Patentverwaltung Betriebsueberwachungsschaltung fuer Gas- oder OElfeuerungsanlagen
US3416041A (en) * 1965-09-02 1968-12-10 Electronics Corp America Flame sensor quench circuits for combustion control systems
US3493753A (en) * 1967-08-11 1970-02-03 Melpar Inc Ultraviolet detection system using uv detector tube with d-c biased nonsymmetrical electrode configuration

Also Published As

Publication number Publication date
CA1032250A (fr) 1978-05-30
ES426486A1 (es) 1976-07-01
GB1460506A (en) 1977-01-06
NL7406812A (fr) 1974-11-26
FR2230997A1 (fr) 1974-12-20
US3892999A (en) 1975-07-01
BE815326A (fr) 1974-09-16
IT987855B (it) 1975-03-20
FR2230997B1 (fr) 1977-09-30
DE2424524C2 (de) 1985-04-11
DE2424524A1 (de) 1974-12-12

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Legal Events

Date Code Title Description
PFA Name/firm changed

Owner name: SIE FORNEY S.P.A.

PL Patent ceased