NL7106098A - - Google Patents
Info
- Publication number
- NL7106098A NL7106098A NL7106098A NL7106098A NL7106098A NL 7106098 A NL7106098 A NL 7106098A NL 7106098 A NL7106098 A NL 7106098A NL 7106098 A NL7106098 A NL 7106098A NL 7106098 A NL7106098 A NL 7106098A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/18—Railway track circuits
- B61L1/181—Details
- B61L1/187—Use of alternating current
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3423770A | 1970-05-04 | 1970-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7106098A true NL7106098A (enExample) | 1971-11-08 |
Family
ID=21875143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7106098A NL7106098A (enExample) | 1970-05-04 | 1971-05-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3663809A (enExample) |
| CA (1) | CA933641A (enExample) |
| DE (1) | DE2121971A1 (enExample) |
| FR (1) | FR2091201A5 (enExample) |
| GB (1) | GB1341465A (enExample) |
| NL (1) | NL7106098A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3951364A (en) * | 1975-01-09 | 1976-04-20 | General Signal Corporation | Track circuit |
| CS217737B1 (en) * | 1980-04-04 | 1983-01-28 | Oldrich Poupe | Connection of the railway circuit with plural signalling sources |
| FR2486006A1 (fr) * | 1980-07-07 | 1982-01-08 | Jeumont Schneider | Boucle induisant un courant dans les deux rails d'une voie ferree |
| FR2490569A1 (fr) * | 1980-09-22 | 1982-03-26 | Signaux Entr Electriques | Circuit de voie de chemin de fer perfectionne |
| DE3534708A1 (de) * | 1985-09-28 | 1987-04-02 | Ivv Ingenieurgesellschaft Fuer | Gleisstromkreis mit oder ohne isolierstoesse fuer eisenbahnanlagen |
| GB2418051A (en) * | 2004-09-09 | 2006-03-15 | Westinghouse Brake & Signal | Backup system for detecting a vehicle which may not cause a track circuit to operate. |
| AU2020365767B2 (en) | 2019-10-14 | 2024-09-12 | Athena Industrial Technologies Inc. | Broken rail detector |
| US12459551B2 (en) | 2019-10-14 | 2025-11-04 | Athena Industrial Technologies Inc. | Broken rail detector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1036142A (fr) * | 1950-04-27 | 1953-09-03 | Materiel Telephonique | Circuit de voie pour système de sécurité de transport par rails |
-
1970
- 1970-05-04 US US34237A patent/US3663809A/en not_active Expired - Lifetime
-
1971
- 1971-04-01 CA CA109376A patent/CA933641A/en not_active Expired
- 1971-05-04 NL NL7106098A patent/NL7106098A/xx unknown
- 1971-05-04 DE DE19712121971 patent/DE2121971A1/de active Pending
- 1971-05-04 FR FR7116088A patent/FR2091201A5/fr not_active Expired
- 1971-05-04 GB GB1309971*[A patent/GB1341465A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2121971A1 (de) | 1971-11-25 |
| US3663809A (en) | 1972-05-16 |
| FR2091201A5 (enExample) | 1972-01-14 |
| CA933641A (en) | 1973-09-11 |
| GB1341465A (en) | 1973-12-19 |