DE124581C - - Google Patents
Info
- Publication number
- DE124581C DE124581C DENDAT124581D DE124581DA DE124581C DE 124581 C DE124581 C DE 124581C DE NDAT124581 D DENDAT124581 D DE NDAT124581D DE 124581D A DE124581D A DE 124581DA DE 124581 C DE124581 C DE 124581C
- Authority
- DE
- Germany
- Prior art keywords
- wire
- electrical circuit
- wheel
- plate
- lever
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- 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
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE124581C true DE124581C (show.php) |
Family
ID=393362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT124581D Active DE124581C (show.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE124581C (show.php) |
-
0
- DE DENDAT124581D patent/DE124581C/de active Active
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