DE173529C - - Google Patents
Info
- Publication number
- DE173529C DE173529C DENDAT173529D DE173529DA DE173529C DE 173529 C DE173529 C DE 173529C DE NDAT173529 D DENDAT173529 D DE NDAT173529D DE 173529D A DE173529D A DE 173529DA DE 173529 C DE173529 C DE 173529C
- Authority
- DE
- Germany
- Prior art keywords
- diaphragm
- different
- signal
- glasses
- green
- 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 13
- 230000004313 glare Effects 0.000 claims 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/12—Visible signals
- B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
- B61L5/1809—Daylight signals
- B61L5/1818—Daylight signals using mobile coloured screen
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE173529C true DE173529C (enrdf_load_html_response) |
Family
ID=438330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT173529D Active DE173529C (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE173529C (enrdf_load_html_response) |
-
0
- DE DENDAT173529D patent/DE173529C/de active Active
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