US 12,264,653 B2
Lightning protection covering
Billy Martin, Wichita, KS (US)
Assigned to WICHITA STATE UNIVERSITY, Wichita, KS (US)
Filed by Wichita State University, Wichita, KS (US)
Filed on Sep. 1, 2022, as Appl. No. 17/929,168.
Application 17/929,168 is a continuation of application No. PCT/US2021/020675, filed on Mar. 3, 2021.
Claims priority of provisional application 62/984,497, filed on Mar. 3, 2020.
Prior Publication US 2022/0412319 A1, Dec. 29, 2022
Int. Cl. F03D 80/30 (2016.01); B29D 99/00 (2010.01); F03D 1/06 (2006.01)
CPC F03D 80/30 (2016.05) [B29D 99/0025 (2013.01); F03D 1/0675 (2013.01); F05B 2230/23 (2013.01); F05B 2230/80 (2013.01); F05B 2240/306 (2020.08)] 27 Claims
OG exemplary drawing
 
1. A covering system for protecting a surface of a composite article from lightning strikes, wherein the surface includes at least one grounding connection, the covering system comprising:
an underlayment comprising one or more sheets of material configured to be affixed to the composite article over a region of the surface adjacent the at least one grounding connection, the underlayment configured to include at least one layer of conductive material along said region of the surface; and
an overlaminate comprising one or more sheets of perforated dielectric material configured to be affixed to the composite article over the at least one layer of conductive material;
wherein the at least one layer of conductive material comprises a lower conductive layer, the underlayment further comprising a middle dielectric layer formed from electrically insulating material and an upper conductive layer formed from electrically conductive material.