Method for making a reflector of a satellite broadcasting receiv

Details Method for making a reflector of a satellite broadcasting receiv Method for making a reflector of a satellite broadcasting receiv

1990-06-27

1992-03-03

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264129, 264255, B29C 4516

Patent

active

050930540

ABSTRACT:
A method of making a reflector of a satallite broadcasting receiving parabolic antenna. The reflector includes a reflective plate which has a skin layer and a core layer disposed within the skin layer which are formed by sandwich injection molding. The skin layer includes a synthetic resin, and the core layer includes a synthetic resin which has pieces of an electric wave reflective material dispersed therein. The parabolic surface of the reflective plate is coated with a protective coating.

REFERENCES:
patent: 4014966 (1977-03-01), Hanning
patent: 4030953 (1977-06-01), Rutschow et al.
patent: 4210616 (1980-07-01), Eckardt et al.
patent: 4459257 (1984-07-01), Baciu
patent: 4647329 (1987-03-01), Oono et al.
patent: 4733246 (1988-03-01), Rubin et al.
Pappas and Murphy, Encapsulating Precision Antennas in Plastic, (Electronics, 3/8/63).

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