BE401944A - - Google Patents
Info
- Publication number
- BE401944A BE401944A BE401944DA BE401944A BE 401944 A BE401944 A BE 401944A BE 401944D A BE401944D A BE 401944DA BE 401944 A BE401944 A BE 401944A
- Authority
- BE
- Belgium
- Prior art keywords
- relay
- train
- relays
- line
- contacts
- Prior art date
Links
- 238000010586 diagram Methods 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
- 210000000635 valve cell Anatomy 0.000 description 2
- 230000004913 activation 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
- B61L29/286—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 conductor circuits controlled by the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE401944A true BE401944A (en:Method) |
Family
ID=67788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE401944D BE401944A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE401944A (en:Method) |
-
0
- BE BE401944D patent/BE401944A/fr unknown
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