公开(公告)号：WO2014120309A2

公开(公告)日：2014-08-07

申请号：PCT/US2013068053

申请日：2013-11-01

Applicant: UNITED TECHNOLOGIES CORP

Inventor： LYLE STEPHEN J ,  MUTSENGI FUNGAYI ,  BORATGIS ERNEST ,  RANGANATH SANTOSH ,  LARSON CHRISTOPHER J ,  ULLAH M RIFAT

CPC classification number: F01D11/005 ,  F01D25/183 ,  F02C7/06 ,  F05D2250/241 ,  Y10T29/4932

Abstract: A rotational component for a gas turbine engine includes at least one passage with a semi-spherical end.

Abstract translation: 用于燃气涡轮发动机的旋转部件包括具有半球形端部的至少一个通道。

公开(公告)号：EP2914819A4

公开(公告)日：2016-01-20

申请号：EP13874213

申请日：2013-11-01

Applicant: UNITED TECHNOLOGIES CORP

Inventor： LYLE STEPHEN J ,  MUTSENGI FUNGAYI ,  BORATGIS ERNEST ,  RANGANATH SANTOSH ,  LARSON CHRISTOPHER J ,  ULLAH M RIFAT

IPC: F01D25/12 ,  F01D11/00 ,  F02C7/12 ,  F04D29/58

CPC classification number: F01D11/005 ,  F01D25/183 ,  F02C7/06 ,  F05D2250/241 ,  Y10T29/4932

公开(公告)号：EP2900998A4

公开(公告)日：2016-08-31

申请号：EP13841366

申请日：2013-03-15

Applicant: UNITED TECHNOLOGIES CORP

Inventor： SONOKAWA MASAYOSHI ,  WITLICKI RUSSELL B ,  LARSON CHRISTOPHER J ,  STUTZ ROBERT C ,  MUNDELL ERIC CHARLES ,  MULDOON MARC J

IPC: F02K3/00 ,  F01D25/08 ,  F01D25/12 ,  F01D25/14 ,  F01D25/16 ,  F01D25/24 ,  F02C7/00 ,  F02C7/06 ,  F02C7/12 ,  F02C7/18 ,  F02K99/00

CPC classification number: F01D25/125 ,  F01D25/08 ,  F01D25/12 ,  F01D25/14 ,  F01D25/16 ,  F01D25/162 ,  F01D25/24 ,  F02C7/06 ,  F02C7/18 ,  F05D2220/32 ,  F05D2240/50 ,  F05D2260/232 ,  Y02T50/675

Abstract: A seal support and duct assembly of a gas turbine engine includes a seal support housing disposed about a central axis, a duct housing attached to the seal support housing, the duct housing and the seal support housing defining the seal support and duct assembly, an outer annular cavity, an inlet that supplies the outer annular cavity with cooling buffer air, an inner annular cavity disposed radially inward of the outer annular cavity, a first plurality of outlets that provide the cooling buffer air from the outer annular cavity to the inner annular cavity, and a second plurality of outlets that provide the cooling buffer air from the inner annular cavity to an area surrounding a bearing compartment.