Communications: radio wave antennas – Antennas – Wave guide type
Patent
1976-01-19
1977-03-22
Lieberman, Eli
Communications: radio wave antennas
Antennas
Wave guide type
343781P, 343891, H01Q 1914
Patent
active
040140270
ABSTRACT:
Omnidirectional antenna provided with a rotation-symmetrical reflector and a concentric radiator, to be mounted around a mast, which radiator has an uninterrupted annular exit edge. All the diametrical cross sections of the radiator along the axis of the antenna are uniform. The path followed by the radiation in the radiator beyond the part deflecting from the axis of the antenna, is turned up in the direction of the reflector.
REFERENCES:
patent: 2549143 (1951-04-01), Tinus
patent: 2881431 (1959-04-01), Hennessey
patent: 3317912 (1967-05-01), Kelleher
De Staat der Nederlanden, te Dezen Vertegenwoordigd Door de
Kirk Hugh A.
Lieberman Eli
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