FR45837E - Crocodile for signaling railway tracks - Google Patents
Crocodile for signaling railway tracksInfo
- Publication number
- FR45837E FR45837E FR45837DA FR45837E FR 45837 E FR45837 E FR 45837E FR 45837D A FR45837D A FR 45837DA FR 45837 E FR45837 E FR 45837E
- Authority
- FR
- France
- Prior art keywords
- crocodile
- railway tracks
- signaling
- signaling railway
- tracks
- 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
- 241000270722 Crocodylidae Species 0.000 title 1
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 title 1
- 230000011664 signaling Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/10—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using current passing between devices along the route and devices on the vehicle or train
- B61L3/103—Details of current transmitting conductors or contact brushes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR45837T | 1935-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR45837E true FR45837E (en) | 1935-12-09 |
Family
ID=8681532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR45837D Expired FR45837E (en) | 1935-02-12 | 1935-02-12 | Crocodile for signaling railway tracks |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR45837E (en) |
-
1935
- 1935-02-12 FR FR45837D patent/FR45837E/en not_active Expired
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