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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH891874A CH583415A5 (de) | 1974-06-28 | 1974-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5117487A JPS5117487A (de) | 1976-02-12 |
| JPS5529379B2 true JPS5529379B2 (de) | 1980-08-02 |
Family
ID=4346270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7577675A Expired JPS5529379B2 (de) | 1974-06-28 | 1975-06-23 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5529379B2 (de) |
| CH (1) | CH583415A5 (de) |
| FR (1) | FR2276577A1 (de) |
Families Citing this family (10)
| 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. |
| KR20150068963A (ko) | 2012-10-16 | 2015-06-22 | 엑스트랄리스 테크놀로지 리미티드 | 입자 탐지의 주소지정기능 |
| AU2014336978B2 (en) * | 2013-10-16 | 2019-07-11 | Garrett Thermal Systems Limited | Aspirated particle detection with various flow modifications |
| CN111420332A (zh) * | 2020-04-10 | 2020-07-17 | 王卫辉 | 消防设备及消防设备控制方法 |
-
1974
- 1974-06-28 CH CH891874A patent/CH583415A5/xx not_active IP Right Cessation
-
1975
- 1975-04-30 FR FR7513572A patent/FR2276577A1/fr active Granted
- 1975-06-23 JP JP7577675A patent/JPS5529379B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2276577B1 (de) | 1979-10-05 |
| CH583415A5 (de) | 1976-12-31 |
| JPS5117487A (de) | 1976-02-12 |
| FR2276577A1 (fr) | 1976-01-23 |