公开(公告)号：US20190376717A1

公开(公告)日：2019-12-12

申请号：US16003823

申请日：2018-06-08

Applicant: The Boeing Company

Inventor： Douglas Dean Maben ,  Johnathan Perdoch ,  Jennifer Fiore Cox ,  Altagracia Saldana

IPC: F24F13/02 ,  B32B1/08 ,  B32B3/12 ,  B29C70/70

Abstract: A composite duct with reinforcement comprises an inner ply, an outer ply, and a plurality of cellular core rings. The inner ply forms a channel with a circular cross-section. The plurality of cellular core rings is positioned at set intervals along a length of the composite duct and between the inner ply and the outer ply.

公开(公告)号：US10823449B2

公开(公告)日：2020-11-03

申请号：US16003823

申请日：2018-06-08

Applicant: The Boeing Company

Inventor： Douglas Dean Maben ,  Johnathan Perdoch ,  Jennifer Fiore Cox ,  Altagracia Saldana

IPC: F24F13/02 ,  B29C70/70 ,  B29C65/00 ,  B32B1/08 ,  B32B3/12 ,  B29L23/00

Abstract: A composite duct with reinforcement comprises an inner ply, an outer ply, and a plurality of cellular core rings. The inner ply forms a channel with a circular cross-section. The plurality of cellular core rings is positioned at set intervals along a length of the composite duct and between the inner ply and the outer ply.