FR467598A - Protective device for railway tracks - Google Patents
Protective device for railway tracksInfo
- Publication number
- FR467598A FR467598A FR467598DA FR467598A FR 467598 A FR467598 A FR 467598A FR 467598D A FR467598D A FR 467598DA FR 467598 A FR467598 A FR 467598A
- Authority
- FR
- France
- Prior art keywords
- protective device
- railway tracks
- railway
- tracks
- protective
- 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
- 230000001681 protective effect Effects 0.000 title 1
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 |
---|---|---|---|
FR467598T | 1914-01-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR467598A true FR467598A (en) | 1914-06-15 |
Family
ID=1506238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR467598D Expired FR467598A (en) | 1914-01-22 | 1914-01-22 | Protective device for railway tracks |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR467598A (en) |
-
1914
- 1914-01-22 FR FR467598D patent/FR467598A/en not_active Expired
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