BE377465A - - Google Patents
Info
- Publication number
- BE377465A BE377465A BE377465DA BE377465A BE 377465 A BE377465 A BE 377465A BE 377465D A BE377465D A BE 377465DA BE 377465 A BE377465 A BE 377465A
- Authority
- BE
- Belgium
- Prior art keywords
- mobile
- timer
- passage
- wire
- current
- Prior art date
Links
- 230000011664 signaling Effects 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001960 triggered 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
- B61L29/24—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
- B61L29/28—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 electrically operated
- B61L29/284—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 electrically operated using rail-contacts, rail microphones, or the like, controlled by the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377465A true BE377465A (OSRAM) |
Family
ID=47735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377465D BE377465A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE377465A (OSRAM) |
-
0
- BE BE377465D patent/BE377465A/fr unknown
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