DE266917C - - Google Patents
Info
- Publication number
- DE266917C DE266917C DENDAT266917D DE266917DA DE266917C DE 266917 C DE266917 C DE 266917C DE NDAT266917 D DENDAT266917 D DE NDAT266917D DE 266917D A DE266917D A DE 266917DA DE 266917 C DE266917 C DE 266917C
- Authority
- DE
- Germany
- Prior art keywords
- light bulb
- spring
- circuit
- filament
- bulb
- 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
- 239000002360 explosive Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004382 potting Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fuses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE266917C true DE266917C (enrdf_load_stackoverflow) |
Family
ID=524010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT266917D Active DE266917C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE266917C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT266917D patent/DE266917C/de active Active
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