Patent · US Active

Seal arrangement for a turbomachine, method for manufacturing a seal arrangement and turbomachine

US10808561B2 · kind B2 · utility

0Cited by

7References

13Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Markus Schlemmer · Mainburg, DE
Klaus Pirker · Klagenfurt, AT
Lukasz Sosnowka · Rzeszów, PL
Bernd Kislinger · Reisgang, DE
Rudolf Stanka · Rattenkirchen, DE
Marcin Regulski · Rzeszów, PL

Key dates

Filing date	May 27, 2018
Grant date	Oct 20, 2020
Priority date	—
Expiry date	Aug 22, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to a seal arrangement for a turbomachine, especially for an aircraft engine, for sealing a radial gap between a rotor and a stator, comprising at least one seal carrier for the supporting and/or fastening of at least one seal element, wherein the seal carrier comprises a radial crosspiece extending in a radial direction of extension and an axial crosspiece, formed as a single piece with the latter and extending in an axial direction of extension, wherein the seal element is arranged at a radially inner-lying bearing surface of the axial crosspiece, and a front ring or a front ring segment, viewed in the flow direction, and/or a rear ring or a rear ring segment, each with a radially running crosspiece.

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