DE136639C - - Google Patents
Info
- Publication number
- DE136639C DE136639C DENDAT136639D DE136639DA DE136639C DE 136639 C DE136639 C DE 136639C DE NDAT136639 D DENDAT136639 D DE NDAT136639D DE 136639D A DE136639D A DE 136639DA DE 136639 C DE136639 C DE 136639C
- Authority
- DE
- Germany
- Prior art keywords
- barrier
- plate
- drive pulley
- bend
- handlebar
- 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
- 230000000875 corresponding Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
- B61L29/243—Transmission mechanism or acoustical signals for gates
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE136639C true DE136639C (pt) |
Family
ID=404585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT136639D Active DE136639C (pt) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE136639C (pt) |
-
0
- DE DENDAT136639D patent/DE136639C/de active Active
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