JPS5529379B2 - - Google Patents

Info

Publication number
JPS5529379B2
JPS5529379B2 JP7577675A JP7577675A JPS5529379B2 JP S5529379 B2 JPS5529379 B2 JP S5529379B2 JP 7577675 A JP7577675 A JP 7577675A JP 7577675 A JP7577675 A JP 7577675A JP S5529379 B2 JPS5529379 B2 JP S5529379B2
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Expired
Application number
JP7577675A
Other languages
Japanese (ja)
Other versions
JPS5117487A (fr
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 filed Critical
Publication of JPS5117487A publication Critical patent/JPS5117487A/ja
Publication of JPS5529379B2 publication Critical patent/JPS5529379B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow 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
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
JP7577675A 1974-06-28 1975-06-23 Expired JPS5529379B2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH891874A CH583415A5 (fr) 1974-06-28 1974-06-28

Publications (2)

Publication Number Publication Date
JPS5117487A JPS5117487A (fr) 1976-02-12
JPS5529379B2 true JPS5529379B2 (fr) 1980-08-02

Family

ID=4346270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7577675A Expired JPS5529379B2 (fr) 1974-06-28 1975-06-23

Country Status (3)

Country Link
JP (1) JPS5529379B2 (fr)
CH (1) CH583415A5 (fr)
FR (1) FR2276577A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8800634A (nl) * 1988-03-15 1989-10-02 Westinghouse Elektrotechniek E Inrichting voor het bewaken van de afzuigleiding(en) van een rook/gasdetectiesysteem.
JP2564400Y2 (ja) * 1991-10-23 1998-03-09 三菱重工業株式会社 ラミナフロー冷却装置
US5293771A (en) * 1992-09-01 1994-03-15 Ridenour Ralph Gaylord Gas leak sensor system
FR2711240B1 (fr) * 1993-10-12 1995-12-15 Cerga Dispositif de détection d'un faible déséquilibre de pression entre deux volumes d'air.
US5390645A (en) * 1994-03-04 1995-02-21 Siemens Electric Limited Fuel vapor leak detection system
DE19605637C1 (de) * 1996-02-15 1997-05-07 Wagner Alarm Sicherung Verfahren zur Luftstromüberwachung in einer Branderkennungsvorrichtung sowie Branderkennungsvorrichtung zur Durchführung des Verfahrens
ES2265227B1 (es) * 2004-06-29 2007-12-16 Juan Valls Montava Sistema de boquillas para instalaciones de deteccion de incendios por aspiracion.
EP2909588B1 (fr) 2012-10-16 2022-06-29 Xtralis Technologies Ltd Capacité d'adressage en détection de particule
CN105917208A (zh) * 2013-10-16 2016-08-31 爱克斯崔里斯科技有限公司 具有不同流修改的呼吸微粒探测
CN111420332A (zh) * 2020-04-10 2020-07-17 王卫辉 消防设备及消防设备控制方法

Also Published As

Publication number Publication date
CH583415A5 (fr) 1976-12-31
FR2276577A1 (fr) 1976-01-23
JPS5117487A (fr) 1976-02-12
FR2276577B1 (fr) 1979-10-05

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