FR782489A - Safety device for railways and other applications - Google Patents
Safety device for railways and other applicationsInfo
- Publication number
- FR782489A FR782489A FR782489DA FR782489A FR 782489 A FR782489 A FR 782489A FR 782489D A FR782489D A FR 782489DA FR 782489 A FR782489 A FR 782489A
- Authority
- FR
- France
- Prior art keywords
- railways
- applications
- safety device
- 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
- B61L3/08—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR782489T | 1934-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR782489A true FR782489A (en) | 1935-06-05 |
Family
ID=9212162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR782489D Expired FR782489A (en) | 1934-02-28 | 1934-02-28 | Safety device for railways and other applications |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR782489A (en) |
-
1934
- 1934-02-28 FR FR782489D patent/FR782489A/en not_active Expired
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