公开(公告)号：US20240209777A1

公开(公告)日：2024-06-27

申请号：US18455137

申请日：2023-08-24

Applicant: General Electric Company

Inventor： Arthur William SIBBACH ,  Brandon Wayne MILLER

IPC: F02C7/05 ,  F02C6/20 ,  F02C7/04 ,  F02K3/00

CPC classification number: F02C7/05 ,  F02C6/20 ,  F02C7/04 ,  F02K3/00 ,  F05D2220/36

Abstract: A turbofan engine is provided. The turbofan engine includes a fan comprising a plurality of fan blades; a turbomachine operably coupled to the fan for driving the fan, the turbomachine comprising a compressor section, a combustion section, and a turbine section in serial flow order and together defining a core air flowpath; a nacelle surrounding and at least partially enclosing the fan; an inlet pre-swirl feature located upstream of the plurality of fan blades, the inlet pre-swirl feature attached to or integrated into the nacelle; and a means for directing incoming objects towards an outer portion of the turbofan engine in communication with the inlet pre-swirl feature.

公开(公告)号：US20240287906A1

公开(公告)日：2024-08-29

申请号：US18173952

申请日：2023-02-24

Applicant: GENERAL ELECTRIC COMPANY

Inventor： Benjamin Thomas VAN OFLEN ,  Gary Willard BRYANT, JR. ,  Nicholas Joseph KRAY ,  Arthur William SIBBACH ,  Michael John FRANKS ,  Elzbieta KRYJ-KOS

IPC: F01D5/14 ,  F01D5/28 ,  F01D9/04

CPC classification number: F01D5/147 ,  F01D5/282 ,  F01D5/323 ,  F01D5/326 ,  F01D9/041 ,  F01D11/008

Abstract: A turbine engine having a disk, a composite airfoil assembly and a pitch snubber. The disk having a slot. The composite airfoil assembly having an airfoil portion and a dovetail portion. The dovetail portion having a radially inner surface spaced from the slot to define a gap therebetween. The pitch snubber being provided on one of the slot or the radially inner surface of the dovetail portion.