SE7403989L - - Google Patents
Info
- Publication number
- SE7403989L SE7403989L SE7403989A SE7403989A SE7403989L SE 7403989 L SE7403989 L SE 7403989L SE 7403989 A SE7403989 A SE 7403989A SE 7403989 A SE7403989 A SE 7403989A SE 7403989 L SE7403989 L SE 7403989L
- Authority
- SE
- Sweden
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
- B61L3/02—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
- B61L3/12—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 using magnetic or electrostatic induction; using radio waves
- B61L3/121—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 using magnetic or electrostatic induction; using radio waves using magnetic induction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Selective Calling Equipment (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7403989A SE380769B (sv) | 1974-03-25 | 1974-03-25 | Informationsoverforingsanleggning for overforing av information avseende olika signaltillstand |
NO750990A NO139295C (no) | 1974-03-25 | 1975-03-21 | Anordning for overfoering av informasjon |
CA222,782A CA1023043A (en) | 1974-03-25 | 1975-03-21 | Information transmission equipment |
DK120575A DK120575A (de) | 1974-03-25 | 1975-03-21 | |
GB11903/75A GB1501234A (en) | 1974-03-25 | 1975-03-21 | Information transmission equipment |
DE19752512451 DE2512451A1 (de) | 1974-03-25 | 1975-03-21 | Informationsuebertragungsanlage |
US05/561,190 US3991403A (en) | 1974-03-25 | 1975-03-24 | Information transmission equipment |
FR7509290A FR2266236A1 (de) | 1974-03-25 | 1975-03-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7403989A SE380769B (sv) | 1974-03-25 | 1974-03-25 | Informationsoverforingsanleggning for overforing av information avseende olika signaltillstand |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7403989L true SE7403989L (de) | 1975-09-26 |
SE380769B SE380769B (sv) | 1975-11-17 |
Family
ID=20320630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7403989A SE380769B (sv) | 1974-03-25 | 1974-03-25 | Informationsoverforingsanleggning for overforing av information avseende olika signaltillstand |
Country Status (8)
Country | Link |
---|---|
US (1) | US3991403A (de) |
CA (1) | CA1023043A (de) |
DE (1) | DE2512451A1 (de) |
DK (1) | DK120575A (de) |
FR (1) | FR2266236A1 (de) |
GB (1) | GB1501234A (de) |
NO (1) | NO139295C (de) |
SE (1) | SE380769B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4467270A (en) * | 1981-03-31 | 1984-08-21 | American Standard Inc. | Automatic departure test unit for cab signal equipment |
JP3288389B2 (ja) * | 1996-11-01 | 2002-06-04 | フォスター―ミラー インク | モジュラコア、自己動力式送電線センサー |
US6677743B1 (en) | 1999-03-05 | 2004-01-13 | Foster-Miller, Inc. | High voltage powerline sensor with a plurality of voltage sensing devices |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3573807A (en) * | 1969-07-30 | 1971-04-06 | Sperry Rand Corp | Digital encoder apparatus |
US3587048A (en) * | 1969-10-10 | 1971-06-22 | Itt | Status control system |
US3740745A (en) * | 1970-09-28 | 1973-06-19 | Eaton Corp | Ring core keyboard entry device |
GB1369598A (en) * | 1970-10-23 | 1974-10-09 | British Railways Board | Railway communication systems |
US3885228A (en) * | 1973-06-05 | 1975-05-20 | Martin J Katz | Fail-safe electronic encoder for selectively operating railway signal indicator |
US3863206A (en) * | 1974-03-12 | 1975-01-28 | Lee C Rabie | Digital Vehicle Detector |
-
1974
- 1974-03-25 SE SE7403989A patent/SE380769B/xx not_active IP Right Cessation
-
1975
- 1975-03-21 NO NO750990A patent/NO139295C/no unknown
- 1975-03-21 CA CA222,782A patent/CA1023043A/en not_active Expired
- 1975-03-21 GB GB11903/75A patent/GB1501234A/en not_active Expired
- 1975-03-21 DE DE19752512451 patent/DE2512451A1/de active Pending
- 1975-03-21 DK DK120575A patent/DK120575A/da unknown
- 1975-03-24 US US05/561,190 patent/US3991403A/en not_active Expired - Lifetime
- 1975-03-25 FR FR7509290A patent/FR2266236A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
NO750990L (de) | 1975-09-26 |
CA1023043A (en) | 1977-12-20 |
US3991403A (en) | 1976-11-09 |
DK120575A (de) | 1975-09-26 |
NO139295B (no) | 1978-10-30 |
GB1501234A (en) | 1978-02-15 |
SE380769B (sv) | 1975-11-17 |
NO139295C (no) | 1979-02-14 |
FR2266236A1 (de) | 1975-10-24 |
DE2512451A1 (de) | 1975-10-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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