Radio broadcasting device and relay tower therefor

Details Radio broadcasting device and relay tower therefor Radio broadcasting device and relay tower therefor

2005-06-07

2005-06-07

Chen, Shih-Chao (Department: 2821)

Communications: radio wave antennas

Antennas

With support for antenna, reflector or director

C343S874000

Reexamination Certificate

active

06903705

ABSTRACT:
A tower for a wireless transmission device including at least one shaft extending upwardly between top and bottom portions, transverse spars extending outwardly from the shaft, at least one brace connected to at least one of the spars and extending between the top and bottom portions, wherein the transverse spars are articulated in relation to the shaft and form, in conjunction with the braces, cells conserving parallelism of the spars.

REFERENCES:
patent: 2334279 (1943-11-01), Samoilovich
patent: 2844819 (1958-07-01), Andrews
patent: 4145696 (1979-03-01), Gueguen
patent: 4763132 (1988-08-01), Juds et al.
patent: 5200759 (1993-04-01), McGinnis
patent: 5649402 (1997-07-01), Moore
patent: 6016123 (2000-01-01), Barton et al.
patent: 6115004 (2000-09-01), McGinnis
patent: 0 239 653 (1987-07-01), None
patent: 98/54426 (1998-03-01), None
patent: 98/39851 (1998-09-01), None

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