FR332373A - Safety and signaling device for railways - Google Patents
Safety and signaling device for railwaysInfo
- Publication number
- FR332373A FR332373A FR332373DA FR332373A FR 332373 A FR332373 A FR 332373A FR 332373D A FR332373D A FR 332373DA FR 332373 A FR332373 A FR 332373A
- Authority
- FR
- France
- Prior art keywords
- railways
- safety
- signaling device
- signaling
- 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
- 230000011664 signaling 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
- B61L3/08—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 |
|---|---|---|---|
| US332373XA | 1902-05-26 | 1902-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR332373A true FR332373A (en) | 1903-10-27 |
Family
ID=1382024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR332373D Expired FR332373A (en) | 1902-05-26 | 1903-05-25 | Safety and signaling device for railways |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR332373A (en) |
-
1903
- 1903-05-25 FR FR332373D patent/FR332373A/en not_active Expired
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