NL7305306A - - Google Patents
Info
- Publication number
- NL7305306A NL7305306A NL7305306A NL7305306A NL7305306A NL 7305306 A NL7305306 A NL 7305306A NL 7305306 A NL7305306 A NL 7305306A NL 7305306 A NL7305306 A NL 7305306A NL 7305306 A NL7305306 A NL 7305306A
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
- H01Q1/3225—Cooperation with the rails or the road
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/04—Non-resonant antennas, e.g. travelling-wave antenna with parts bent, folded, shaped, screened or electrically loaded to obtain desired phase relation of radiation from selected sections of the antenna
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722219644 DE2219644C3 (de) | 1972-04-21 | Gleisantenne zur Informationsübertragung zwischen Zug und Strecke | |
| DE19732304733 DE2304733C3 (de) | 1973-01-31 | 1973-01-31 | Gleisantenne zur Informationsübertragung zwischen Zug und Strecke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7305306A true NL7305306A (enExample) | 1973-10-23 |
Family
ID=25763127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7305306A NL7305306A (enExample) | 1972-04-21 | 1973-04-16 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT327286B (enExample) |
| FI (1) | FI58289B (enExample) |
| FR (1) | FR2180884B1 (enExample) |
| GB (1) | GB1417048A (enExample) |
| IT (1) | IT982034B (enExample) |
| NL (1) | NL7305306A (enExample) |
-
1973
- 1973-04-02 AT AT288173A patent/AT327286B/de not_active IP Right Cessation
- 1973-04-12 FI FI116273A patent/FI58289B/fi active
- 1973-04-16 NL NL7305306A patent/NL7305306A/xx not_active Application Discontinuation
- 1973-04-17 FR FR7313874A patent/FR2180884B1/fr not_active Expired
- 1973-04-18 IT IT721073A patent/IT982034B/it active
- 1973-04-19 GB GB1919973A patent/GB1417048A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2180884A1 (enExample) | 1973-11-30 |
| GB1417048A (en) | 1975-12-10 |
| IT982034B (it) | 1974-10-21 |
| AT327286B (de) | 1976-01-26 |
| FI58289B (fi) | 1980-09-30 |
| FR2180884B1 (enExample) | 1976-09-10 |
| ATA288173A (de) | 1975-04-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |