公开(公告)号：CA2548692A1

公开(公告)日：2006-12-07

申请号：CA2548692

申请日：2006-05-26

Applicant: UNITED TECHNOLOGIES CORP

Inventor： AGRAWAL RAJENDRA K ,  ALVANOS IOANNIS

IPC: F01D11/00 ,  F01D5/02 ,  F01D5/14

Abstract: Disclosed are assemblies and articles for restricting leakage of a pressurized fluid from a cavity. In accordance with an embodiment of the invention, a vane support defines a land, and a neck region of a bladed rotor assembly defines a segmented ring. The segmented ring protrudes outward from the bladed rotor assembly in the neck region, spans across the cavity and cooperates with the land to define a seal.

公开(公告)号：CA2548251A1

公开(公告)日：2006-12-07

申请号：CA2548251

申请日：2006-05-26

Applicant: UNITED TECHNOLOGIES CORP

Inventor： ALVANOS IOANNIS ,  HILL JAMES D ,  AGRAWAL RAJENDRA K ,  PINERO HECTOR M ,  VIRTUE JOHN P JR ,  JOHNSON ERICA

IPC: F01D5/02 ,  F01D5/08 ,  F01D5/18 ,  F01D5/30 ,  F01D25/12

Abstract: Disclosed are assemblies and articles for restricting leakage of a pressurized fluid from a cavity. In accordance with an embodiment of the invention, a vane support defines at least one land, and an interrupted rim region of a bladed rotor assembly defines at least one segmented ring. The at least one segmented ring protruding outward from the bladed rotor assembly in the interrupted rim region, spans across the cavity and cooperates with the at least one land to define a seal.