BE710468A - - Google Patents
Info
- Publication number
- BE710468A BE710468A BE710468DA BE710468A BE 710468 A BE710468 A BE 710468A BE 710468D A BE710468D A BE 710468DA BE 710468 A BE710468 A BE 710468A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
-
- 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
- G08B17/113—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Fire-Detection Mechanisms (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR94266A FR1540305A (fr) | 1967-02-09 | 1967-02-09 | Dispositif perfectionné de détection d'incendie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE710468A true BE710468A (US06623731-20030923-C00008.png) | 1968-06-17 |
Family
ID=8625028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE710468D BE710468A (US06623731-20030923-C00008.png) | 1967-02-09 | 1968-02-07 |
Country Status (8)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935492A (en) * | 1970-11-13 | 1976-01-27 | Nittan Company, Ltd. | Ionization smoke detector |
| US3832552A (en) * | 1973-06-22 | 1974-08-27 | Honeywell Inc | Dual chamber ionization smoke detector |
| FR2528980A1 (fr) * | 1982-06-17 | 1983-12-23 | Pgep | Detecteur de niveau d'ionisation d'un milieu gazeux controle par arc electrique |
| CN107219548B (zh) * | 2017-07-31 | 2023-10-27 | 四川省核地质调查研究所 | 一种便携式反康普顿探测仪 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL99411C (US06623731-20030923-C00008.png) * | 1957-01-25 | |||
| CH355380A (de) * | 1957-10-30 | 1961-06-30 | Cerberus Gmbh | Einrichtung zur Feststellung von Änderungen in der Zusammensetzung eines Gases |
| NL298945A (US06623731-20030923-C00008.png) * | 1962-10-12 |
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1967
- 1967-02-09 FR FR94266A patent/FR1540305A/fr not_active Expired
-
1968
- 1968-02-06 GB GB5834/68A patent/GB1144624A/en not_active Expired
- 1968-02-06 US US703348A patent/US3582646A/en not_active Expired - Lifetime
- 1968-02-07 BE BE710468D patent/BE710468A/xx not_active IP Right Cessation
- 1968-02-09 ES ES350324A patent/ES350324A1/es not_active Expired
- 1968-02-09 DE DE19681616020 patent/DE1616020B2/de not_active Withdrawn
- 1968-02-09 AT AT126668A patent/AT292510B/de not_active IP Right Cessation
- 1968-02-09 NL NL6801899.A patent/NL161280C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL161280C (nl) | 1980-01-15 |
| ES350324A1 (es) | 1969-04-16 |
| DE1616020A1 (de) | 1971-03-04 |
| FR1540305A (fr) | 1968-09-27 |
| DE1616020B2 (de) | 1976-02-12 |
| NL161280B (nl) | 1979-08-15 |
| AT292510B (de) | 1971-08-25 |
| NL6801899A (US06623731-20030923-C00008.png) | 1968-08-12 |
| GB1144624A (en) | 1969-03-05 |
| US3582646A (en) | 1971-06-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: VIGIFEU Effective date: 19870228 |