FR410084A - Protective device for railway tracks - Google Patents
Protective device for railway tracksInfo
- Publication number
- FR410084A FR410084A FR410084DA FR410084A FR 410084 A FR410084 A FR 410084A FR 410084D A FR410084D A FR 410084DA FR 410084 A FR410084 A FR 410084A
- 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 |
|---|---|---|---|
| FR410084T | 1909-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR410084A true FR410084A (en) | 1910-05-10 |
Family
ID=1454166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR410084D Expired FR410084A (en) | 1909-03-06 | 1909-03-06 | Protective device for railway tracks |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR410084A (en) |
-
1909
- 1909-03-06 FR FR410084D patent/FR410084A/en not_active Expired
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