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US 5,401,901 AGranted
Weather-resistant electromagnetic interference shielding for electronic equipment enclosures
AssigneeW. L. Gore & Associates, Inc.
InventorsMichael Gerry, David Z. Kelly, Michael G. Ryan, Thomas E. Dykes, Robert Sassa
Life of this patent
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Abstract
Weather-resistant electromagnetic radiation shielding materials and structures for electromagnetic interference attenuation for electronic equipment situated in unshielded outdoor housings are described.
Claims19
A flexible composite material comprising,
- (i) a layer of flexible electrically-conductive material to each side of which is adhered;
- (ii) at least one layer of porous polytetrafluoroethylene material by means of;
- (iii) thermoplastic polymer adhesives;
- wherein said composite material includes means to electrically ground it to serve as a weather-resistant laminate providing electromagnetic radiation shielding.
1 more element
A flexible composite material consisting essentially of adhered layers of:
- (a) at least one layer comprising polytetrafluoroethylene fibers;
- (b) at least one layer of porous membrane;
- (c) at least one non-porous layer of thermoplastic polymer;
- and
- (d) at least one layer of flexible electrically-conductive material;
- wherein said composite material includes means to electrically ground it to serve as a weather-resistant laminate providing electromagnetic radiation shielding.
3 more elements
Dependencies are inferred from the claim text.