NL7415455A - FIRE ALARM. - Google Patents
FIRE ALARM.Info
- Publication number
- NL7415455A NL7415455A NL7415455A NL7415455A NL7415455A NL 7415455 A NL7415455 A NL 7415455A NL 7415455 A NL7415455 A NL 7415455A NL 7415455 A NL7415455 A NL 7415455A NL 7415455 A NL7415455 A NL 7415455A
- Authority
- NL
- Netherlands
- Prior art keywords
- fire alarm
- alarm
- fire
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/12—Checking intermittently signalling or alarm systems
- G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
- G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
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)
- Fire Alarms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1721973A CH558963A (en) | 1973-12-07 | 1973-12-07 | FIRE ALARM. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7415455A true NL7415455A (en) | 1975-06-10 |
Family
ID=4423685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7415455A NL7415455A (en) | 1973-12-07 | 1974-11-27 | FIRE ALARM. |
Country Status (11)
| Country | Link |
|---|---|
| BE (1) | BE822952A (en) |
| CH (1) | CH558963A (en) |
| DE (1) | DE2453061A1 (en) |
| DK (1) | DK635874A (en) |
| ES (1) | ES432178A1 (en) |
| FR (1) | FR2254072B1 (en) |
| GB (1) | GB1454829A (en) |
| IT (1) | IT1025843B (en) |
| NL (1) | NL7415455A (en) |
| SE (1) | SE7415325L (en) |
| ZA (1) | ZA747656B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2916412C2 (en) * | 1979-04-23 | 1982-04-22 | Hochiki Corp., Tokyo | Coupling mechanism for a fire detector, smoke gas indicator or the like. |
| CH639859A5 (en) * | 1979-10-05 | 1983-12-15 | Cerberus Ag | DEVICE FOR REMOVING A FIRE DETECTOR FROM A BASE. |
| JP2654073B2 (en) * | 1988-04-08 | 1997-09-17 | 松下電工株式会社 | Embedded sensor base |
| GB8817606D0 (en) * | 1988-07-23 | 1988-09-01 | Ranton & Co Ltd | Electrical accessories |
| GB9515380D0 (en) * | 1995-07-27 | 1995-09-27 | Thorn Security | Fire detector positioning |
| GB2405735A (en) * | 2003-09-05 | 2005-03-09 | Gordon Dunwell | Smoke alarm holder and tool |
| AU2011249592B2 (en) | 2010-05-06 | 2015-07-09 | Tesgl Limited | Improvements in and relating to electrical connectors |
| GB2480091B (en) * | 2010-05-06 | 2012-10-17 | Southern Electric Contracting Ltd | Improvements in and relating to electrical connectors |
| DK201100082U3 (en) * | 2011-05-04 | 2012-08-24 | Andersen Keld Gade | Alarm unit and tool for alarm unit |
| DE102014011576B3 (en) | 2014-08-02 | 2015-09-10 | Hekatron Vertriebs Gmbh | Fire detector with interlocking and method for locking and unlocking a detector part with a base part of a fire detector |
| WO2016046894A1 (en) * | 2014-09-22 | 2016-03-31 | 株式会社Pfu | Detachable fixture for overhead-mounted device |
| DE102014019172B4 (en) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Device and method for distinguishing between solid objects, cooking fumes and smoke using a compensating optical measuring system |
| DE102014019773B4 (en) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Device and method for distinguishing between solid objects, cooking fumes and smoke using the display of a mobile telephone |
| CN108281817A (en) * | 2018-02-09 | 2018-07-13 | 立讯电子科技（昆山）有限公司 | Plug connector component |
| DE102018123767A1 (en) * | 2018-09-26 | 2020-03-26 | effexx Kommunikations- und Meldesysteme GmbH & Co. KG | Sensor, in particular designed as a fire detector |
-
1973
- 1973-12-07 CH CH1721973A patent/CH558963A/en not_active IP Right Cessation
-
1974
- 1974-11-08 DE DE19742453061 patent/DE2453061A1/en active Pending
- 1974-11-20 IT IT29619/74A patent/IT1025843B/en active
- 1974-11-22 ES ES432178A patent/ES432178A1/en not_active Expired
- 1974-11-27 NL NL7415455A patent/NL7415455A/en active Search and Examination
- 1974-12-02 ZA ZA00747656A patent/ZA747656B/en unknown
- 1974-12-03 FR FR7439544A patent/FR2254072B1/fr not_active Expired
- 1974-12-04 BE BE151162A patent/BE822952A/en not_active IP Right Cessation
- 1974-12-06 DK DK635874A patent/DK635874A/da unknown
- 1974-12-06 GB GB5287974A patent/GB1454829A/en not_active Expired
- 1974-12-06 SE SE7415325A patent/SE7415325L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1025843B (en) | 1978-08-30 |
| FR2254072A1 (en) | 1975-07-04 |
| GB1454829A (en) | 1976-11-03 |
| SE7415325L (en) | 1975-06-09 |
| FR2254072B1 (en) | 1976-10-22 |
| DK635874A (en) | 1975-07-21 |
| DE2453061A1 (en) | 1975-06-12 |
| BE822952A (en) | 1975-04-01 |
| ES432178A1 (en) | 1976-09-16 |
| AU7598674A (en) | 1976-06-03 |
| CH558963A (en) | 1975-02-14 |
| ZA747656B (en) | 1976-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| BN | A decision not to publish the application has become irrevocable |