Hardened Antenna Element Cover.
DEPARTMENT OF THE ARMY WASHINGTON D C
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The patent describes a hardened cover to provide weather protection rain and thermal radiation to an antenna element of a radar system. The antenna element includes a pair of dipoles in normal relation. Each dipole assembly includes a solid and hollow post, a cross-over wire extends between the posts to connect to a dipole arm carried on each post. The hardened cover is comprised of polytetrafluoroethylene Teflon filled laminated fiberglass which can be classed as an ablative material.
- Electrical and Electronic Equipment
- Active and Passive Radar Detection and Equipment