SE7712543L - Rokdetektor av jonisationstyp - Google Patents
Rokdetektor av jonisationstypInfo
- Publication number
- SE7712543L SE7712543L SE7712543A SE7712543A SE7712543L SE 7712543 L SE7712543 L SE 7712543L SE 7712543 A SE7712543 A SE 7712543A SE 7712543 A SE7712543 A SE 7712543A SE 7712543 L SE7712543 L SE 7712543L
- Authority
- SE
- Sweden
- Prior art keywords
- smoke detector
- ionization type
- ionization
- type
- smoke
- Prior art date
Links
- 239000000779 smoke Substances 0.000 title 1
Classifications
-
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Fire-Detection Mechanisms (AREA)
- Measurement Of Radiation (AREA)
- Electron Tubes For Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/739,455 US4121105A (en) | 1975-07-07 | 1976-11-08 | Ionization detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7712543L true SE7712543L (sv) | 1978-05-09 |
| SE427314B SE427314B (sv) | 1983-03-21 |
Family
ID=24972389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7712543A SE427314B (sv) | 1976-11-08 | 1977-11-07 | Rokdetektor av jonisationstyp |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5358290A (sv) |
| CA (1) | CA1076269A (sv) |
| DE (1) | DE2739091A1 (sv) |
| DK (1) | DK493377A (sv) |
| ES (1) | ES462684A1 (sv) |
| FR (1) | FR2370279A1 (sv) |
| GB (1) | GB1583047A (sv) |
| IT (1) | IT1114156B (sv) |
| SE (1) | SE427314B (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2430612A1 (fr) * | 1978-07-05 | 1980-02-01 | Ugon Pierre | Chambre d'ionisation reglable |
| DE3703602A1 (de) * | 1987-02-06 | 1988-08-18 | Kernforschungsz Karlsruhe | Vorrichtung mit einer ionisationskammer |
| GB0613882D0 (en) * | 2006-07-12 | 2006-08-23 | Kidde Ip Holdings Ltd | Smoke detector |
-
1977
- 1977-08-08 GB GB33139/77A patent/GB1583047A/en not_active Expired
- 1977-08-10 CA CA284,655A patent/CA1076269A/en not_active Expired
- 1977-08-17 FR FR7725187A patent/FR2370279A1/fr active Granted
- 1977-08-30 DE DE19772739091 patent/DE2739091A1/de not_active Ceased
- 1977-09-05 JP JP10656977A patent/JPS5358290A/ja active Pending
- 1977-09-16 IT IT27647/77A patent/IT1114156B/it active
- 1977-09-27 ES ES462684A patent/ES462684A1/es not_active Expired
- 1977-11-07 SE SE7712543A patent/SE427314B/sv unknown
- 1977-11-07 DK DK493377A patent/DK493377A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2370279A1 (fr) | 1978-06-02 |
| DK493377A (da) | 1978-05-09 |
| FR2370279B3 (sv) | 1980-06-20 |
| JPS5358290A (en) | 1978-05-26 |
| DE2739091A1 (de) | 1978-05-24 |
| CA1076269A (en) | 1980-04-22 |
| GB1583047A (en) | 1981-01-21 |
| SE427314B (sv) | 1983-03-21 |
| ES462684A1 (es) | 1978-11-01 |
| IT1114156B (it) | 1986-01-27 |
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