FR546251A - Device for the protection of running trains - Google Patents
Device for the protection of running trainsInfo
- Publication number
- FR546251A FR546251A FR546251DA FR546251A FR 546251 A FR546251 A FR 546251A FR 546251D A FR546251D A FR 546251DA FR 546251 A FR546251 A FR 546251A
- Authority
- FR
- France
- Prior art keywords
- protection
- running trains
- trains
- running
- 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
- B61L3/04—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 mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR546251T | 1922-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR546251A true FR546251A (en) | 1922-11-04 |
Family
ID=8933435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR546251D Expired FR546251A (en) | 1922-01-23 | 1922-01-23 | Device for the protection of running trains |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR546251A (en) |
-
1922
- 1922-01-23 FR FR546251D patent/FR546251A/en not_active Expired
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