FR402325A - Safety device alarm and recorder for railway signals - Google Patents
Safety device alarm and recorder for railway signalsInfo
- Publication number
- FR402325A FR402325A FR402325DA FR402325A FR 402325 A FR402325 A FR 402325A FR 402325D A FR402325D A FR 402325DA FR 402325 A FR402325 A FR 402325A
- Authority
- FR
- France
- Prior art keywords
- recorder
- safety device
- device alarm
- railway signals
- 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
- B61L3/04—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 |
|---|---|---|---|
| FR402325T | 1909-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR402325A true FR402325A (en) | 1909-10-05 |
Family
ID=1447058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR402325D Expired FR402325A (en) | 1909-04-23 | 1909-04-23 | Safety device alarm and recorder for railway signals |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR402325A (en) |
-
1909
- 1909-04-23 FR FR402325D patent/FR402325A/en not_active Expired
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