FR2129057A5 - - Google Patents
Info
- Publication number
- FR2129057A5 FR2129057A5 FR7108752A FR7108752A FR2129057A5 FR 2129057 A5 FR2129057 A5 FR 2129057A5 FR 7108752 A FR7108752 A FR 7108752A FR 7108752 A FR7108752 A FR 7108752A FR 2129057 A5 FR2129057 A5 FR 2129057A5
- Authority
- FR
- France
- 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
- B61L3/16—Continuous control along the route
- B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
- B61L3/225—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using separate conductors along the route
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7108752A FR2129057A5 (en) | 1971-03-12 | 1971-03-12 | |
DE19722210949 DE2210949A1 (en) | 1971-03-12 | 1972-03-07 | Transmission, signaling and communication system for rail traffic |
IT2160972A IT950016B (en) | 1971-03-12 | 1972-03-09 | SIGNALING AND COMMUNICATIONS TRANSMISSION SYSTEM FOR RAILWAY TRAFFIC |
GB1115672A GB1364586A (en) | 1971-03-12 | 1972-03-09 | System for the transmission of signalling and communications currents for railway traffic |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7108752A FR2129057A5 (en) | 1971-03-12 | 1971-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2129057A5 true FR2129057A5 (en) | 1972-10-27 |
Family
ID=9073458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7108752A Expired FR2129057A5 (en) | 1971-03-12 | 1971-03-12 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2210949A1 (en) |
FR (1) | FR2129057A5 (en) |
GB (1) | GB1364586A (en) |
IT (1) | IT950016B (en) |
-
1971
- 1971-03-12 FR FR7108752A patent/FR2129057A5/fr not_active Expired
-
1972
- 1972-03-07 DE DE19722210949 patent/DE2210949A1/en active Pending
- 1972-03-09 IT IT2160972A patent/IT950016B/en active
- 1972-03-09 GB GB1115672A patent/GB1364586A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2210949A1 (en) | 1972-09-21 |
GB1364586A (en) | 1974-08-21 |
IT950016B (en) | 1973-06-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |