FR507146A - Train protection device - Google Patents
Train protection deviceInfo
- Publication number
- FR507146A FR507146A FR507146DA FR507146A FR 507146 A FR507146 A FR 507146A FR 507146D A FR507146D A FR 507146DA FR 507146 A FR507146 A FR 507146A
- Authority
- FR
- France
- Prior art keywords
- protection device
- train protection
- train
- protection
- 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 |
|---|---|---|---|
| FR507146T | 1919-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR507146A true FR507146A (en) | 1920-09-06 |
Family
ID=1535715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR507146D Expired FR507146A (en) | 1919-12-08 | 1919-12-08 | Train protection device |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR507146A (en) |
-
1919
- 1919-12-08 FR FR507146D patent/FR507146A/en not_active Expired
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