GB827083A - Improvements in or relating to aerial systems - Google Patents
Improvements in or relating to aerial systemsInfo
- Publication number
- GB827083A GB827083A GB427/57A GB42757A GB827083A GB 827083 A GB827083 A GB 827083A GB 427/57 A GB427/57 A GB 427/57A GB 42757 A GB42757 A GB 42757A GB 827083 A GB827083 A GB 827083A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bolt
- cone
- nuts
- halves
- sleeve
- 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.)
- Expired
Links
- 238000009416 shuttering Methods 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Dowels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES0238259A ES238259A1 (es) | 1957-01-04 | 1957-10-25 | Perfeccionamientos en antenas de directividad rotativa |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB345926X | 1957-01-04 | ||
GB160957X | 1957-09-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB827083A true GB827083A (en) | 1960-02-03 |
Family
ID=26251799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB427/57A Expired GB827083A (en) | 1957-01-04 | 1957-01-04 | Improvements in or relating to aerial systems |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH345926A (de) |
DE (1) | DE1044184B (de) |
FR (1) | FR1189018A (de) |
GB (1) | GB827083A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3795914A (en) * | 1972-09-20 | 1974-03-05 | E Systems Inc | Rotating beacon antenna with polarization filter |
-
1957
- 1957-01-04 GB GB427/57A patent/GB827083A/en not_active Expired
- 1957-11-27 CH CH345926D patent/CH345926A/fr unknown
- 1957-12-26 FR FR1189018D patent/FR1189018A/fr not_active Expired
-
1958
- 1958-01-03 DE DEM36327A patent/DE1044184B/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3795914A (en) * | 1972-09-20 | 1974-03-05 | E Systems Inc | Rotating beacon antenna with polarization filter |
Also Published As
Publication number | Publication date |
---|---|
FR1189018A (fr) | 1959-09-28 |
DE1044184B (de) | 1958-11-20 |
CH345926A (fr) | 1960-04-30 |
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