FR792823A - Safety device for railways - Google Patents
Safety device for railwaysInfo
- Publication number
- FR792823A FR792823A FR792823DA FR792823A FR 792823 A FR792823 A FR 792823A FR 792823D A FR792823D A FR 792823DA FR 792823 A FR792823 A FR 792823A
- Authority
- FR
- France
- Prior art keywords
- railways
- safety device
- safety
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L13/00—Operation of signals from the vehicle or by the passage of the vehicle
- B61L13/04—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors
- B61L13/047—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors controlling inductively or magnetically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE792823X | 1934-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR792823A true FR792823A (en) | 1936-01-11 |
Family
ID=6707982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR792823D Expired FR792823A (en) | 1934-11-17 | 1935-07-08 | Safety device for railways |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR792823A (en) |
-
1935
- 1935-07-08 FR FR792823D patent/FR792823A/en not_active Expired
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