A window assembly incorporating a composite seal is provided. The composite seal has a first sealing member and a second member stiffer than the first sealing member.
대표청구항▼
What is claimed is: 1. A window assembly comprising: a window frame; a window transparency first ply coupled to the frame and extending beyond the frame; a window transparency second ply coupled to the first ply, the second ply having a second surface opposite a first surface, wherein the first sur
What is claimed is: 1. A window assembly comprising: a window frame; a window transparency first ply coupled to the frame and extending beyond the frame; a window transparency second ply coupled to the first ply, the second ply having a second surface opposite a first surface, wherein the first surface faces the first ply, and wherein the second ply extends beyond the frame and is spaced apart from the frame; and a composite seal sandwiched between the frame and the first ply and extending beyond the frame and over the second ply second surface, the composite seal comprising, a first sealing member, and a second member coupled to the first sealing member, wherein the second member is stiffer than the first sealing member, and wherein the second member is sandwiched between the frame and the first sealing member and extending beyond the frame and over the first sealing member. 2. An assembly as recited in claim 1 wherein the first sealing member is bonded to the second member. 3. An assembly as recited in claim 2 wherein the first ply is fastened to the frame, wherein when fastened to the frame, the frame applies pressure on the second member, and wherein the second member applies pressure over the first sealing member extending over the second ply causing the second sealing member to compress over the second ply. 4. An assembly as recited in claim 1 wherein when coupled to the frame, the frame applies pressure on the second member, and wherein the second member applies pressure over the first sealing member extending over the second ply causing the second sealing member to compress over the second ply. 5. An assembly as recited in claim 4 wherein an end portion of the frame from which the composite seal extends is bent away from the first ply. 6. An assembly as recited in claim 4 wherein the second member of the composite seal comprises a fibrous composite material. 7. An assembly as recited in claim 4 wherein the second member of the composite seal comprises Kevlar. 8. An assembly as recited in claim 4 wherein the second member comprises a metal. 9. An assembly as recited in claim 4 wherein the composite seal first sealing member extending over the second ply comprises a bulb portion which is compressed against the second ply when the first ply is coupled to the frame. 10. An assembly as recited in claim 9 wherein the composite seal first sealing member comprises a protrusion spaced apart from the bulb, said protrusion being sandwiched between an edge of the second ply, the first ply and the frame. 11. An assembly as recited in claim 10 further comprising an opening formed through the protrusion to enhance the protrusions flexibility. 12. An assembly as recited in claim 10 wherein the composite seal first sealing member comprises a portion extending beyond the second ply and sandwiched between the frame and first ply. 13. An assembly as recited in claim 12 wherein said composite seal first sealing member portion extending beyond the second member and sandwiched between the frame and the first ply comprises nibs extending from opposite surfaces of said member portion, wherein when the frame is coupled to the first ply, the nibs from one of said member portion surface are compressed against the frame, and the nibs extending from the opposite surface of said member portion are compressed against the first ply. 14. An assembly as recited in claim 4 wherein the composite seal first sealing member comprises a protrusion, said protrusion being sandwiched between an edge of the second ply, the first ply and the frame. 15. An assembly as recited in claim 4 wherein the composite seal first sealing member comprises a portion extending beyond the second member sandwiched between the frame and first ply. 16. An assembly as recited in claim 15 wherein said composite seal first sealing member portion extending beyond the second member and sandwiched between the frame and the first ply comprises nibs extending from opposite surfaces of said member portion, wherein when the frame is coupled to the first ply, the nibs from one of said member portion surface are compressed against the frame, and the nibs extending from the opposite surface of said member portion are compressed against the first ply. 17. An assembly as recited in claim 4 wherein the window transparency first ply is a window transparency main ply and wherein the window transparency second ply is a window transparency face ply. 18. An assembly as recited in claim 4 wherein the composite seal prevents a portion of the second ply over which the composite seal extends from delaminating relative to the first ply. 19. An assembly as recited in claim 1 wherein the first sealing member comprise a first portion, wherein said first portion is attached to the second member, and wherein the first member comprises a second portion extending transversely from the first portion. 20. An assembly as recited in claim 1 wherein the first sealing member comprises an elastomeric material. 21. A window assembly comprising: a window frame; a window transparency coupled to the frame, the transparency having an outer surface opposite an inner surface; and a composite seal sandwiched between the frame and the transparency and extending over the transparency outer surface, the composite seal comprising, a first sealing member, and a second member coupled to the first sealing member, wherein the second member is stiffer than the first sealing member, said second member having a stiffness sufficient to transfer a force applied at first location on the second member to a second location on the first sealing member spaced apart from the first location along a direction transverse to the load application direction. 22. A window assembly as recited in claim 21 wherein the second member comprises a fibrous material. 23. A window assembly as recited in claim 21 wherein the first sealing member comprises an elastomeric material. 24. A window assembly comprising: a window frame; a window transparency first ply coupled to the frame and extending beyond the frame; a window transparency second ply coupled to the first ply, the second ply extending beyond the frame and being spaced apart from the frame; and a composite seal sandwiched between the frame and the first ply and extending beyond the frame and over the second ply, the composite seal comprising, a first sealing member, and a second member coupled to the first sealing member, wherein the second member is stiffer than the first sealing member, and wherein the second member is sandwiched between the frame and the first sealing member and extending beyond the frame and over the first sealing member, wherein when coupled to the frame, the frame applies pressure on the second member, and wherein the second member applies pressure over the first sealing member extending over the second ply causing the second sealing member to compress over the second ply, wherein the composite seal first sealing member extending over the second ply comprises a bulb portion which is compressed against the second ply when the first ply is coupled to the frame, wherein the composite seal first sealing member comprises a protrusion spaced apart from the bulb, said protrusion being sandwiched between an edge of the second ply, the first ply and the frame, wherein the composite seal first sealing member comprises a portion extending beyond the second ply and sandwiched between the frame and first ply, wherein said composite seal first sealing member portion extending beyond the second member and sandwiched between the frame and the first ply comprises nibs extending from opposite surfaces of said member portion, and wherein when the frame is coupled to the first ply, the nibs from one of said member portion surface are compressed against the frame, and the nibs extending from the opposite surface of said member portion are compressed against the first ply. 25. A window assembly comprising: a window frame; a window transparency first ply coupled to the frame and extending beyond the frame; a window transparency second ply coupled to the first ply, the second ply extending beyond the frame and being spaced apart from the frame; and a composite seal sandwiched between the frame and the first ply and extending beyond the frame and over the second ply, the composite seal comprising, a first sealing member, and a second member coupled to the first sealing member, wherein the second member is stiffer than the first sealing member, and wherein the second member is sandwiched between the frame and the first sealing member and extending beyond the frame and over the first sealing member, wherein when coupled to the frame, the frame applies pressure on the second member, and wherein the second member applies pressure over the first sealing member extending over the second ply causing the second sealing member to compress over the second ply, wherein the composite seal first sealing member comprises a portion extending beyond the second member sandwiched between the frame and first ply, wherein said composite seal first sealing member portion extending beyond the second member and sandwiched between the frame and the first ply comprises nibs extending from opposite surfaces of said member portion, and wherein when the frame is coupled to the first ply, the nibs from one of said member portion surface are compressed against the frame, and the nibs extending from the opposite surface of said member portion are compressed against the first ply.
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