BR7604035A - Detector de fumaca e aperfeicoamento do mesmo - Google Patents
Detector de fumaca e aperfeicoamento do mesmoInfo
- Publication number
- BR7604035A BR7604035A BR7604035A BR7604035A BR7604035A BR 7604035 A BR7604035 A BR 7604035A BR 7604035 A BR7604035 A BR 7604035A BR 7604035 A BR7604035 A BR 7604035A BR 7604035 A BR7604035 A BR 7604035A
- Authority
- BR
- Brazil
- Prior art keywords
- perfecting
- same
- smoke detector
- smoke
- detector
- 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
-
- 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
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
-
- 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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58904475A | 1975-06-23 | 1975-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7604035A true BR7604035A (pt) | 1977-06-28 |
Family
ID=24356367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7604035A BR7604035A (pt) | 1975-06-23 | 1976-06-22 | Detector de fumaca e aperfeicoamento do mesmo |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS527287A (pt) |
| AU (2) | AU498981B2 (pt) |
| BR (1) | BR7604035A (pt) |
| CA (1) | CA1067597A (pt) |
| DE (1) | DE2628146C2 (pt) |
| FR (1) | FR2317647A1 (pt) |
| GB (1) | GB1548282A (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2907173A1 (de) * | 1979-02-23 | 1980-09-04 | Hekatron Gmbh | Schaltungsanordnung fuer einen optischen rauchgasanzeiger |
| JPS60126798A (ja) * | 1983-12-13 | 1985-07-06 | ニッタン株式会社 | 環境異常検出装置 |
| DE10132540A1 (de) * | 2001-07-09 | 2003-01-30 | Pwb Ruhlatec Ind Prod Gmbh | Verfahren und Vorrichtung zur Signalstabilisierung |
| DE10356224A1 (de) | 2003-12-02 | 2005-06-30 | Pwb-Ruhlatec Industrieprodukte Gmbh | Taktscheibenbefestigung |
| JP2020204837A (ja) * | 2019-06-14 | 2020-12-24 | 鹿島建設株式会社 | 火災監視システム及び火災監視方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6903185A (pt) * | 1968-02-29 | 1969-09-02 | ||
| DE2121382A1 (de) * | 1971-04-30 | 1972-12-21 | Preussag Ag Feuerschutz | Iomsations Feuermelder |
-
1976
- 1976-06-17 CA CA255,103A patent/CA1067597A/en not_active Expired
- 1976-06-18 GB GB25457/76A patent/GB1548282A/en not_active Expired
- 1976-06-22 AU AU15129/76A patent/AU498981B2/en not_active Expired
- 1976-06-22 AU AU15129/76A patent/AU1512976A/en not_active Expired
- 1976-06-22 JP JP51073759A patent/JPS527287A/ja active Pending
- 1976-06-22 BR BR7604035A patent/BR7604035A/pt unknown
- 1976-06-23 DE DE2628146A patent/DE2628146C2/de not_active Expired
- 1976-06-23 FR FR7619156A patent/FR2317647A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1067597A (en) | 1979-12-04 |
| DE2628146A1 (de) | 1977-01-20 |
| FR2317647B1 (pt) | 1980-02-15 |
| DE2628146C2 (de) | 1982-02-04 |
| AU1512976A (en) | 1978-01-05 |
| JPS527287A (en) | 1977-01-20 |
| GB1548282A (en) | 1979-07-11 |
| AU498981B2 (en) | 1979-03-29 |
| FR2317647A1 (fr) | 1977-02-04 |
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