FR14520E - Electromagnetic track indicator - Google Patents
Electromagnetic track indicatorInfo
- Publication number
- FR14520E FR14520E FR14520DA FR14520E FR 14520 E FR14520 E FR 14520E FR 14520D A FR14520D A FR 14520DA FR 14520 E FR14520 E FR 14520E
- Authority
- FR
- France
- Prior art keywords
- track indicator
- electromagnetic track
- electromagnetic
- indicator
- track
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR424477T | 1910-12-28 | ||
| FR14520T | 1911-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR14520E true FR14520E (en) | 1911-12-30 |
Family
ID=1356416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR14520D Expired FR14520E (en) | 1910-12-28 | 1911-07-03 | Electromagnetic track indicator |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR14520E (en) |
-
1911
- 1911-07-03 FR FR14520D patent/FR14520E/en not_active Expired
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