DE281336C - - Google Patents
Info
- Publication number
- DE281336C DE281336C DENDAT281336D DE281336DA DE281336C DE 281336 C DE281336 C DE 281336C DE NDAT281336 D DENDAT281336 D DE NDAT281336D DE 281336D A DE281336D A DE 281336DA DE 281336 C DE281336 C DE 281336C
- Authority
- DE
- Germany
- Prior art keywords
- bell
- lamp
- protective glass
- opening
- lower opening
- 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
- 239000011521 glass Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims 4
- 238000009413 insulation Methods 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE281336C true DE281336C (en:Method) |
Family
ID=537087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT281336D Active DE281336C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE281336C (en:Method) |
-
0
- DE DENDAT281336D patent/DE281336C/de active Active
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