SE7701246L - Brandalarmanleggning - Google Patents
BrandalarmanleggningInfo
- Publication number
- SE7701246L SE7701246L SE7701246A SE7701246A SE7701246L SE 7701246 L SE7701246 L SE 7701246L SE 7701246 A SE7701246 A SE 7701246A SE 7701246 A SE7701246 A SE 7701246A SE 7701246 L SE7701246 L SE 7701246L
- Authority
- SE
- Sweden
- Prior art keywords
- chamber
- chambers
- air
- bipolar
- frequency
- 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
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)
- Fire Alarms (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH147076A CH604298A5 (en) | 1976-02-06 | 1976-02-06 | Fire detector using ionisation chambers |
CH146976A CH597659A5 (sv) | 1976-02-06 | 1976-02-06 | |
CH1303776A CH607180A5 (en) | 1976-10-14 | 1976-10-14 | Fire detector using ionisation chambers |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7701246L true SE7701246L (sv) | 1977-08-07 |
SE427780B SE427780B (sv) | 1983-05-02 |
Family
ID=27172998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7701246A SE427780B (sv) | 1976-02-06 | 1977-02-04 | Brandalarmanleggning |
Country Status (18)
Country | Link |
---|---|
JP (1) | JPS5295999A (sv) |
AT (1) | AT363827B (sv) |
AU (1) | AU503702B2 (sv) |
CA (1) | CA1064625A (sv) |
DD (1) | DD128136A5 (sv) |
DE (1) | DE2700906C2 (sv) |
DK (1) | DK142687B (sv) |
ES (1) | ES455054A1 (sv) |
FI (1) | FI770273A (sv) |
FR (1) | FR2340587A1 (sv) |
GB (1) | GB1528721A (sv) |
IL (1) | IL51319A0 (sv) |
IT (1) | IT1077270B (sv) |
NL (1) | NL7701014A (sv) |
NO (1) | NO140869C (sv) |
NZ (1) | NZ183214A (sv) |
SE (1) | SE427780B (sv) |
YU (1) | YU27277A (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014019172B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem |
DE102014019773B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU48167A1 (sv) * | 1965-03-11 | 1966-09-12 | Applic Electroniques Ets | |
CH556072A (de) * | 1973-11-26 | 1974-11-15 | Cerberus Ag | Ionisationsfeuermelder. |
-
1976
- 1976-12-31 AT AT0989276A patent/AT363827B/de not_active IP Right Cessation
-
1977
- 1977-01-11 DE DE2700906A patent/DE2700906C2/de not_active Expired
- 1977-01-14 ES ES455054A patent/ES455054A1/es not_active Expired
- 1977-01-25 FR FR7701986A patent/FR2340587A1/fr active Granted
- 1977-01-25 IL IL51319A patent/IL51319A0/xx unknown
- 1977-01-26 CA CA270,474A patent/CA1064625A/en not_active Expired
- 1977-01-27 FI FI770273A patent/FI770273A/fi not_active Application Discontinuation
- 1977-01-31 NZ NZ183214A patent/NZ183214A/xx unknown
- 1977-02-01 GB GB3997/77A patent/GB1528721A/en not_active Expired
- 1977-02-01 NL NL7701014A patent/NL7701014A/xx not_active Application Discontinuation
- 1977-02-02 YU YU00272/77A patent/YU27277A/xx unknown
- 1977-02-03 DD DD7700197220A patent/DD128136A5/xx unknown
- 1977-02-03 IT IT19923/77A patent/IT1077270B/it active
- 1977-02-04 NO NO770369A patent/NO140869C/no unknown
- 1977-02-04 SE SE7701246A patent/SE427780B/sv not_active IP Right Cessation
- 1977-02-04 JP JP1088877A patent/JPS5295999A/ja active Pending
- 1977-02-04 DK DK48377AA patent/DK142687B/da not_active Application Discontinuation
- 1977-02-12 AU AU21856/77A patent/AU503702B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DD128136A5 (de) | 1977-11-02 |
ES455054A1 (es) | 1978-02-16 |
DK48377A (sv) | 1977-08-07 |
DK142687B (da) | 1980-12-15 |
AT363827B (de) | 1981-09-10 |
DE2700906C2 (de) | 1982-06-03 |
NO140869B (no) | 1979-08-20 |
NZ183214A (en) | 1980-12-19 |
IL51319A0 (en) | 1977-03-31 |
JPS5295999A (en) | 1977-08-12 |
NL7701014A (nl) | 1977-08-09 |
ATA989276A (de) | 1981-01-15 |
NO770369L (no) | 1977-08-09 |
NO140869C (no) | 1979-11-28 |
FR2340587B1 (sv) | 1983-02-25 |
FR2340587A1 (fr) | 1977-09-02 |
FI770273A (sv) | 1977-08-07 |
AU503702B2 (en) | 1979-09-13 |
AU2185677A (en) | 1978-08-10 |
DK142687C (sv) | 1981-08-03 |
GB1528721A (en) | 1978-10-18 |
YU27277A (en) | 1982-06-30 |
CA1064625A (en) | 1979-10-16 |
SE427780B (sv) | 1983-05-02 |
IT1077270B (it) | 1985-05-04 |
DE2700906A1 (de) | 1977-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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