GB8727791D0 - Electric sectioning switches - Google Patents
Electric sectioning switchesInfo
- Publication number
- GB8727791D0 GB8727791D0 GB878727791A GB8727791A GB8727791D0 GB 8727791 D0 GB8727791 D0 GB 8727791D0 GB 878727791 A GB878727791 A GB 878727791A GB 8727791 A GB8727791 A GB 8727791A GB 8727791 D0 GB8727791 D0 GB 8727791D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric
- switches
- sectioning switches
- electric sectioning
- sectioning
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
- B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
- B61L23/16—Track circuits specially adapted for section blocking
- B61L23/166—Track circuits specially adapted for section blocking using alternating current
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD29707886 | 1986-12-04 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8727791D0 true GB8727791D0 (en) | 1987-12-31 |
GB2198866A GB2198866A (en) | 1988-06-22 |
GB2198866B GB2198866B (en) | 1990-07-18 |
Family
ID=5584523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8727791A Expired - Lifetime GB2198866B (en) | 1986-12-04 | 1987-11-27 | Electric sectioning switches |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE3731700C2 (en) |
FR (1) | FR2607768B1 (en) |
GB (1) | GB2198866B (en) |
HU (1) | HU196727B (en) |
IT (1) | IT1218176B (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1206008B (en) * | 1956-02-01 | 1965-12-02 | Compteurs Et Moteurs Aster | Circuit arrangement for track circuits fed with alternating current for railway safety systems |
DE1265186B (en) * | 1964-04-30 | 1968-04-04 | Siemens Ag | Electrical separation joint for track circuits fed with alternating current in railway security systems |
DE1922533C3 (en) * | 1968-09-20 | 1973-11-15 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Electrical separation joint for track circuits fed with alternating current in railway safety systems |
DE2154159A1 (en) * | 1971-10-26 | 1973-05-03 | Licentia Gmbh | DEVICE FOR THE OCCUPATION OF A SECTION OF TRACK |
DE2951124C2 (en) * | 1979-12-19 | 1986-02-20 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Electrical separation joint for track circuits fed with alternating current in railway systems |
DE3220182C2 (en) * | 1982-05-28 | 1984-10-31 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Electrical separation joint for AC-fed track circuits |
-
1987
- 1987-09-21 DE DE3731700A patent/DE3731700C2/en not_active Expired - Fee Related
- 1987-11-05 IT IT48578/87A patent/IT1218176B/en active
- 1987-11-27 GB GB8727791A patent/GB2198866B/en not_active Expired - Lifetime
- 1987-12-01 HU HU875389A patent/HU196727B/en not_active IP Right Cessation
- 1987-12-02 FR FR8716704A patent/FR2607768B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2198866B (en) | 1990-07-18 |
DE3731700A1 (en) | 1988-06-16 |
FR2607768A1 (en) | 1988-06-10 |
HUT45718A (en) | 1988-08-29 |
GB2198866A (en) | 1988-06-22 |
DE3731700C2 (en) | 1995-10-12 |
IT8748578A0 (en) | 1987-11-05 |
IT1218176B (en) | 1990-04-12 |
HU196727B (en) | 1989-01-30 |
FR2607768B1 (en) | 1990-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19951127 |