SE7713006L - Jonisationskammare - Google Patents
JonisationskammareInfo
- Publication number
- SE7713006L SE7713006L SE7713006A SE7713006A SE7713006L SE 7713006 L SE7713006 L SE 7713006L SE 7713006 A SE7713006 A SE 7713006A SE 7713006 A SE7713006 A SE 7713006A SE 7713006 L SE7713006 L SE 7713006L
- Authority
- SE
- Sweden
- Prior art keywords
- ionization
- adjusting mechanism
- chamber
- ionization chamber
- electrode
- Prior art date
Links
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
- 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)
- Fire-Detection Mechanisms (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Electron Tubes For Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1500676A CH600563A5 (sv) | 1976-11-29 | 1976-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7713006L true SE7713006L (sv) | 1978-05-30 |
| SE446487B SE446487B (sv) | 1986-09-15 |
Family
ID=4405541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7713006A SE446487B (sv) | 1976-11-29 | 1977-11-17 | Jonisationskammare |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4194120A (sv) |
| JP (2) | JPS598774B2 (sv) |
| AU (1) | AU505532B2 (sv) |
| BE (1) | BE860550A (sv) |
| CA (1) | CA1102016A (sv) |
| CH (1) | CH600563A5 (sv) |
| DE (1) | DE2742274C2 (sv) |
| DK (1) | DK153910B (sv) |
| FI (1) | FI69935C (sv) |
| FR (1) | FR2372510A1 (sv) |
| GB (1) | GB1582990A (sv) |
| NL (1) | NL7712989A (sv) |
| NO (1) | NO140644C (sv) |
| SE (1) | SE446487B (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6237395U (sv) * | 1985-08-24 | 1987-03-05 | ||
| GB2233814B (en) * | 1989-07-10 | 1994-06-22 | Toshiba Kk | Laser apparatus |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1740159A (en) * | 1924-01-16 | 1929-12-17 | Dubilier Condenser Corp | Variable condenser |
| US1722326A (en) * | 1924-06-10 | 1929-07-30 | Dubilier Condenser & Radio Cor | Variable condenser |
| US1743019A (en) * | 1927-06-30 | 1930-01-07 | Fed Telegraph Co | Electrical condenser |
| US1729704A (en) * | 1927-12-10 | 1929-10-01 | Gen Electric | Adjustable condenser |
| US2179068A (en) * | 1937-12-09 | 1939-11-07 | Sprague Specialties Co | Variable condenser |
| US3271756A (en) * | 1960-03-22 | 1966-09-06 | Harold J Burke | Method and apparatus for detecting a hazardous condition |
| LU48167A1 (sv) * | 1965-03-11 | 1966-09-12 | Applic Electroniques Ets | |
| CH486082A (de) * | 1969-05-19 | 1970-02-15 | Cerberus Ag | Ionisationsfeuermelder |
| CH508251A (de) * | 1970-07-23 | 1971-05-31 | Cerberus Ag | Ionisationsfeuermelder |
| US3909815A (en) * | 1973-06-01 | 1975-09-30 | Gamma Electronic | Detector for fumes and combustion gases |
| DD106728A1 (sv) * | 1973-09-17 | 1974-06-20 | ||
| US3934145A (en) * | 1973-10-25 | 1976-01-20 | Emhart Corporation | Ionization smoke detector and alarm system |
-
1976
- 1976-11-29 CH CH1500676A patent/CH600563A5/xx not_active IP Right Cessation
-
1977
- 1977-09-20 DE DE2742274A patent/DE2742274C2/de not_active Expired
- 1977-10-17 AU AU29800/77A patent/AU505532B2/en not_active Expired
- 1977-10-31 FI FI773243A patent/FI69935C/fi not_active IP Right Cessation
- 1977-10-31 JP JP52129779A patent/JPS598774B2/ja not_active Expired
- 1977-11-04 FR FR7733252A patent/FR2372510A1/fr active Granted
- 1977-11-07 BE BE182405A patent/BE860550A/xx not_active IP Right Cessation
- 1977-11-17 SE SE7713006A patent/SE446487B/sv not_active IP Right Cessation
- 1977-11-21 US US05/853,434 patent/US4194120A/en not_active Expired - Lifetime
- 1977-11-22 CA CA291,465A patent/CA1102016A/en not_active Expired
- 1977-11-25 NL NL7712989A patent/NL7712989A/xx not_active Application Discontinuation
- 1977-11-28 DK DK526277AA patent/DK153910B/da not_active Application Discontinuation
- 1977-11-28 NO NO774071A patent/NO140644C/no unknown
- 1977-11-29 GB GB49683/77A patent/GB1582990A/en not_active Expired
-
1983
- 1983-05-17 JP JP58085162A patent/JPS5947692A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5947692A (ja) | 1984-03-17 |
| NL7712989A (nl) | 1978-05-31 |
| FI69935C (fi) | 1986-05-26 |
| FI773243A (fi) | 1978-05-30 |
| NO140644B (no) | 1979-07-02 |
| AU505532B2 (en) | 1979-11-22 |
| DE2742274A1 (de) | 1978-06-01 |
| DE2742274C2 (de) | 1984-09-06 |
| JPS5368294A (en) | 1978-06-17 |
| FR2372510A1 (fr) | 1978-06-23 |
| SE446487B (sv) | 1986-09-15 |
| AU2980077A (en) | 1979-04-26 |
| DK153910B (da) | 1988-09-19 |
| US4194120A (en) | 1980-03-18 |
| NO774071L (no) | 1978-05-30 |
| JPS598774B2 (ja) | 1984-02-27 |
| CH600563A5 (sv) | 1978-06-15 |
| JPS6349279B2 (sv) | 1988-10-04 |
| CA1102016A (en) | 1981-05-26 |
| NO140644C (no) | 1979-10-10 |
| BE860550A (fr) | 1978-03-01 |
| FR2372510B1 (sv) | 1980-08-29 |
| GB1582990A (en) | 1981-01-21 |
| DK526277A (da) | 1978-05-30 |
| FI69935B (fi) | 1985-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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