FR487087A - Lampe électrique (de sureté) - Google Patents
Lampe électrique (de sureté)Info
- Publication number
- FR487087A FR487087A FR487087A FR487087DA FR487087A FR 487087 A FR487087 A FR 487087A FR 487087 A FR487087 A FR 487087A FR 487087D A FR487087D A FR 487087DA FR 487087 A FR487087 A FR 487087A
- Authority
- FR
- France
- Prior art keywords
- safety
- electric lamp
- lamp
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L2/00—Systems of electric lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
- F21V25/06—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken feeding a quenching fluid to the light source
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR487087T | 1917-10-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR487087A true FR487087A (fr) | 1918-06-04 |
Family
ID=1523631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR487087A Expired FR487087A (fr) | 1917-10-08 | 1917-10-08 | Lampe électrique (de sureté) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR487087A (fr) |
-
1917
- 1917-10-08 FR FR487087A patent/FR487087A/fr not_active Expired
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