FR19707E - Safety device for railway tracks - Google Patents
Safety device for railway tracksInfo
- Publication number
- FR19707E FR19707E FR19707DA FR19707E FR 19707 E FR19707 E FR 19707E FR 19707D A FR19707D A FR 19707DA FR 19707 E FR19707 E FR 19707E
- Authority
- FR
- France
- Prior art keywords
- safety device
- railway tracks
- railway
- tracks
- safety
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR475012T | 1914-01-12 | ||
FR19707T | 1914-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR19707E true FR19707E (en) | 1915-07-06 |
Family
ID=1360888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR19707D Expired FR19707E (en) | 1914-01-12 | 1914-01-31 | Safety device for railway tracks |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR19707E (en) |
-
1914
- 1914-01-31 FR FR19707D patent/FR19707E/en not_active Expired
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