FR350939A - Electrical signal system for railways - Google Patents
Electrical signal system for railwaysInfo
- Publication number
- FR350939A FR350939A FR350939DA FR350939A FR 350939 A FR350939 A FR 350939A FR 350939D A FR350939D A FR 350939DA FR 350939 A FR350939 A FR 350939A
- Authority
- FR
- France
- Prior art keywords
- railways
- electrical signal
- signal system
- electrical
- signal
- 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
- B61L13/00—Operation of signals from the vehicle or by the passage of the vehicle
- B61L13/04—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors
- B61L13/042—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors using isolated rail sections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR350939T | 1905-01-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR350939A true FR350939A (en) | 1905-06-29 |
Family
ID=1399280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR350939D Expired FR350939A (en) | 1905-01-23 | 1905-01-23 | Electrical signal system for railways |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR350939A (en) |
-
1905
- 1905-01-23 FR FR350939D patent/FR350939A/en not_active Expired
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