公开(公告)号：US20160076386A1

公开(公告)日：2016-03-17

申请号：US14787013

申请日：2014-02-27

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Nicholas Aiello ,  John C. Duong

IPC: F01D5/26 ,  F04D29/32 ,  F01D5/30 ,  F02C3/04 ,  F01D5/14

CPC classification number: F01D5/26 ,  F01D5/141 ,  F01D5/3007 ,  F01D5/3038 ,  F02C3/04 ,  F04D29/322 ,  F05D2220/32 ,  F05D2230/50 ,  F05D2240/30 ,  F05D2250/70

Abstract: A root extending from a platform of an airfoil is disclosed. The root may include a first portion having a generally cylindrical shape, and a second portion extending from the first portion to the platform. The second portion may have a circumference larger than a circumference of the first portion.

Abstract translation: 公开了从翼型的平台延伸的根部。 根部可以包括具有大致圆柱形形状的第一部分和从第一部分延伸到平台的第二部分。 第二部分可以具有大于第一部分的圆周的圆周。

公开(公告)号：US10982555B2

公开(公告)日：2021-04-20

申请号：US14787013

申请日：2014-02-27

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Nicholas Aiello ,  John C. Duong

IPC: F01D5/26 ,  F01D5/30 ,  F01D5/14 ,  F02C3/04 ,  F04D29/32

Abstract: A root extending from a platform of an airfoil is disclosed. The root may include a first portion having a generally cylindrical shape, and a second portion extending from the first portion to the platform. The second portion may have a circumference larger than a circumference of the first portion.