SE8704785L - Optisk-elektrisk signalvarningsapparat foer raelsbundna fordon - Google Patents
Optisk-elektrisk signalvarningsapparat foer raelsbundna fordonInfo
- Publication number
- SE8704785L SE8704785L SE8704785A SE8704785A SE8704785L SE 8704785 L SE8704785 L SE 8704785L SE 8704785 A SE8704785 A SE 8704785A SE 8704785 A SE8704785 A SE 8704785A SE 8704785 L SE8704785 L SE 8704785L
- Authority
- SE
- Sweden
- Prior art keywords
- light
- red
- optical
- electrical signal
- alarm device
- Prior art date
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
- B61L3/06—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 by electromagnetic or particle radiation, e.g. by light beam
- B61L3/065—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 by electromagnetic or particle radiation, e.g. by light beam controlling optically
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8704785A SE469518B (sv) | 1987-12-01 | 1987-12-01 | Optisk-elektrisk signalvarningsapparat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8704785A SE469518B (sv) | 1987-12-01 | 1987-12-01 | Optisk-elektrisk signalvarningsapparat |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8704785D0 SE8704785D0 (sv) | 1987-12-01 |
| SE8704785L true SE8704785L (sv) | 1989-06-02 |
| SE469518B SE469518B (sv) | 1993-07-19 |
Family
ID=20370455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8704785A SE469518B (sv) | 1987-12-01 | 1987-12-01 | Optisk-elektrisk signalvarningsapparat |
Country Status (1)
| Country | Link |
|---|---|
| SE (1) | SE469518B (sv) |
-
1987
- 1987-12-01 SE SE8704785A patent/SE469518B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE469518B (sv) | 1993-07-19 |
| SE8704785D0 (sv) | 1987-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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| NUG | Patent has lapsed |
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