公开(公告)号：US10406764B2

公开(公告)日：2019-09-10

申请号：US15691278

申请日：2017-08-30

Applicant: Bell Helicopter Textron Inc.

Inventor： Denver Ray Whitworth ,  Vance Newton Cribb

IPC: B29C73/06 ,  B29C70/30 ,  B64F5/40 ,  D03D1/00 ,  D03D15/00 ,  B29C70/08 ,  B29L31/30 ,  B32B17/10

Abstract: A method for repairing damage to a composite part includes creating an aperture through the composite part and preparing the surfaces surrounding the aperture on both sides of the part; inserting a plurality of resin impregnated fibers through the aperture and spreading the end portions of the plurality of fibers radially against the prepared surfaces on both sides of the part; and maintaining contact of the plurality of fibers with the prepared surfaces while the resin cures.

公开(公告)号：US20190061280A1

公开(公告)日：2019-02-28

申请号：US15691278

申请日：2017-08-30

Applicant: Bell Helicopter Textron Inc.

Inventor： Denver Ray Whitworth ,  Vance Newton Cribb

IPC: B29C70/30 ,  B64F5/40 ,  D03D1/00 ,  D03D15/00

CPC classification number: B29C70/30 ,  B29C70/085 ,  B29L2031/3076 ,  B32B17/10963 ,  B64F5/40 ,  D03D1/00 ,  D03D15/00 ,  D10B2505/02 ,  Y10T428/20

Abstract: A method for repairing damage to a composite part includes creating an aperture through the composite part and preparing the surfaces surrounding the aperture on both sides of the part; inserting a plurality of resin impregnated fibers through the aperture and spreading the end portions of the plurality of fibers radially against the prepared surfaces on both sides of the part; and maintaining contact of the plurality of fibers with the prepared surfaces while the resin cures.