FR522171A - Automatic fire extinguisher for electric lamps - Google Patents
Automatic fire extinguisher for electric lampsInfo
- Publication number
- FR522171A FR522171A FR522171A FR522171DA FR522171A FR 522171 A FR522171 A FR 522171A FR 522171 A FR522171 A FR 522171A FR 522171D A FR522171D A FR 522171DA FR 522171 A FR522171 A FR 522171A
- Authority
- FR
- France
- Prior art keywords
- fire extinguisher
- automatic fire
- electric lamps
- lamps
- electric
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
- H01H3/161—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover or lid
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR522171T | 1919-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR522171A true FR522171A (en) | 1921-07-27 |
Family
ID=8917736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR522171A Expired FR522171A (en) | 1919-12-05 | 1919-12-05 | Automatic fire extinguisher for electric lamps |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR522171A (en) |
-
1919
- 1919-12-05 FR FR522171A patent/FR522171A/en not_active Expired
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