US 12,460,602 B2
Bonded double wall seal assembly
Jessica Marie-Meyer Ribble, Ridgeville, SC (US); Wesley L. Holman, Ridgeville, SC (US); Stephen R. Byrne, Seattle, WA (US); Amy Everson, Sammamish, WA (US); Huilin Xie, Lynnwood, WA (US); Daniel Freeman, Goose Creek, SC (US); and Genesis Marvin S. Pilarca, Seattle, WA (US)
Assigned to The Boeing Company, Alexandria, VA (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jun. 12, 2024, as Appl. No. 18/740,759.
Application 18/740,759 is a division of application No. 17/379,087, filed on Jul. 19, 2021, abandoned.
Prior Publication US 2024/0328371 A1, Oct. 3, 2024
Int. Cl. F02K 1/80 (2006.01); F02C 7/25 (2006.01); F02C 7/28 (2006.01); F02K 1/72 (2006.01); F02K 1/76 (2006.01)
CPC F02K 1/805 (2013.01) [F02C 7/25 (2013.01); F02C 7/28 (2013.01); F02K 1/72 (2013.01); F02K 1/763 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A seal assembly, comprising:
a first wall extending from a compression side of the seal assembly to a fastened side of the seal assembly;
a second wall interior of the first wall and extending from the compression side of the seal assembly to the fastened side of the seal assembly, the second wall having an upper portion adjacent to the compression side of the seal assembly and a semi-permeable portion extending from the upper portion to the fastened side of the seal assembly, wherein the first wall is bonded to the second wall at a low stress point adjacent to the fastened side of the seal assembly; and
a stiffening member embedded within the upper portion of the second wall adjacent to the compression side of the seal assembly;
wherein when the seal assembly is pressurized, the first wall forms a first C-shape and the second wall forms a second C-shape interior of the first C-shaped first wall such that the seal assembly has a nested double C-shaped cross-section with respect to a longitudinal axis of the seal assembly and such that the first wall and the second wall define an insulated pocket.