US 11,920,477 B2
Ceramic matrix composite-based seal
Olivier H. Sudre, Glastonbury, CT (US)
Assigned to RTX Corporation, Farmington, CT (US)
Filed by RTX CORPORATION, Farmington, CT (US)
Filed on Dec. 5, 2022, as Appl. No. 18/074,726.
Application 18/074,726 is a continuation of application No. 16/679,923, filed on Nov. 11, 2019, granted, now 11,519,282.
Prior Publication US 2023/0100318 A1, Mar. 30, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F16J 15/26 (2006.01); F01D 11/00 (2006.01)
CPC F01D 11/003 (2013.01) [F16J 15/26 (2013.01); F05D 2240/55 (2013.01); F05D 2300/6033 (2013.01); F05D 2300/6034 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A seal, comprising:
a ceramic matrix composite ply having woven ceramic-based fibers in a ceramic-based matrix, the ceramic matrix composite ply having at least one bend formed about a bend axis and defining at least one rounded portion, wherein the woven ceramic based fibers include a first set of fibers oriented in a first direction and a second set of fibers oriented in a second direction and woven with the first set of fibers, and the first set of fibers is angled with respect to the bend axis at an angle between about 0 and 60 degrees.