H - Electricity – 01 – Q
Patent
H - Electricity
01
Q
309/4, 351/53
H01Q 1/02 (2006.01) H01Q 15/16 (2006.01)
Patent
CA 1292800
ABSTRACT OF THE DISCLOSURE A dish antenna for receiving or transmitting signals, eg. via a satellite, is heated by means of radiant heat from an electrical heater located behind the antenna and spaced apart therefrom. This keeps the antenna free from ice and snow and minimizes distor- tion. The heater is preferably a self-regulating sheet heater comprising a PTC conductive polymer.
548071
Barma Pradeep
Chan Chi-Ming
Fetherstonhaugh & Co.
Prodelin Corporation
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