Corrosion resistant waveguide system and method
AssigneeRaytheon Company
InventorsMel V. Huynh, Carl W. Townsend, Phillip G. Magallanes
Life of this patent
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Abstract
A waveguide device that includes a waveguide device body having interior surfaces, a deposited aluminum coating disposed on the interior surfaces of the waveguide device body, a protective coating disposed on the deposited aluminum coating.
Claims24
A waveguide device comprising:
- a waveguide device body having an interior surface;
- a deposited aluminum coating disposed on said interior surface;
- and
- a protective coating disposed on said deposited aluminum coating.
The waveguide device of claim 6 wherein said protective coating comprises a chromate conversion coating.
A waveguide device comprising:
- a waveguide device body having an interior surface;
- an ion vapor deposited aluminum coating disposed on said interior surface;
- and
- a chromate conversion coating disposed on said deposited aluminum coating.
A method of making a waveguide device comprising:
- depositing an aluminum coating on an interior surface of a waveguide device body;
- and
- applying a protective coating on the deposited aluminum coating.
A method of making a waveguide device comprising:
- ion vapor depositing an aluminum coating on an interior surface of a waveguide device body;
- and
- chromate conversion coating the deposited aluminum coating.
A method of making a waveguide device comprising:
- smoothing solder joints of a waveguide device body;
- depositing an aluminum coating on an interior surface of the waveguide device body;
- and
- applying a protective coating on the deposited aluminum coating.
A method of reducing corrosion of a waveguide device comprising:
- depositing an aluminum coating on selected surfaces of a waveguide device body;
- applying a protective coating on the deposited aluminum coating;
- and
- operating the waveguide device at electrical power conditions that reduce arcing.
Dependencies are inferred from the claim text.