Patent · US Expired

Abradable seals

US7029232B2 · kind B2 · utility

48Cited by
12References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 2004
Grant dateApr 18, 2006
Priority date
Expiry dateMar 5, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01D11/127
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A sealing element for a turbine of a gas turbine engine includes a radially inner surface region provided with an integrally formed seal structure comprising a plurality of radially inwardly projecting walls. The walls may be abradable and may define cells for receiving an abradable sealing material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.