公开(公告)号：US09909530B2

公开(公告)日：2018-03-06

申请号：US14295566

申请日：2014-06-04

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Thomas G Tillman ,  Wesley K. Lord

IPC: F02K1/52 ,  B64D29/04 ,  F02K1/12 ,  F02K3/06 ,  F02K1/00

CPC classification number: F02K1/52 ,  B64D29/04 ,  F02K1/002 ,  F02K1/12 ,  F02K3/06 ,  F05D2220/36 ,  F05D2250/73

Abstract: A fan section for an engine has a fan which rotates about an axis, the fan has an inlet for ingesting ambient air, and a non-axisymmetric nozzle for providing the fan with non-uniform back pressure.