DE194449C - - Google Patents
Info
- Publication number
- DE194449C DE194449C DENDAT194449D DE194449DA DE194449C DE 194449 C DE194449 C DE 194449C DE NDAT194449 D DENDAT194449 D DE NDAT194449D DE 194449D A DE194449D A DE 194449DA DE 194449 C DE194449 C DE 194449C
- Authority
- DE
- Germany
- Prior art keywords
- barrier
- lever
- winch
- rope
- drum
- 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
- 230000004888 barrier function Effects 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 description 2
- 240000005002 Erythronium dens canis Species 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 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
- B61L29/08—Operation of gates; Combined operation of gates and signals
- B61L29/18—Operation by approaching rail vehicle or train
- B61L29/20—Operation by approaching rail vehicle or train mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE194449C true DE194449C (zh) |
Family
ID=457590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT194449D Active DE194449C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE194449C (zh) |
-
0
- DE DENDAT194449D patent/DE194449C/de active Active
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