FR42880E - Device ensuring the safety of railway convoys - Google Patents
Device ensuring the safety of railway convoysInfo
- Publication number
- FR42880E FR42880E FR42880DA FR42880E FR 42880 E FR42880 E FR 42880E FR 42880D A FR42880D A FR 42880DA FR 42880 E FR42880 E FR 42880E
- Authority
- FR
- France
- Prior art keywords
- safety
- device ensuring
- railway convoys
- convoys
- railway
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR42880T | 1932-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR42880E true FR42880E (en) | 1933-11-15 |
Family
ID=8678904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR42880D Expired FR42880E (en) | 1932-07-27 | 1932-07-27 | Device ensuring the safety of railway convoys |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR42880E (en) |
-
1932
- 1932-07-27 FR FR42880D patent/FR42880E/en not_active Expired
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