Patent · US Active

Sealing arrangement for a turbomachine, a guide vane arrangement, and a turbomachine with such a sealing arrangement

US9784131B2 · kind B2 · utility

2Cited by

3References

2Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Manfred Feldmann · Eichenau, DE
Karl-Heinz Dusel · Unterschleißheim, DE

Key dates

Filing date	Jun 23, 2014
Grant date	Oct 10, 2017
Priority date	—
Expiry date	Jan 16, 2036

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 sealing arrangement 15, a guide vane arrangement, and a turbomachine 11 with such a sealing arrangement 15, wherein the sealing arrangement 15 is designed for a guide vane ring 60 of a turbomachine 11, wherein the sealing arrangement 15 comprises a thin-walled annular structure 80 that is substantially closed on all sides, and wherein the annular structure 80 delimits an annular interior space 105, wherein a hollow cell structure 109, which is designed so as to mechanically support the annular structure 80, is provided in the annular interior space 105.

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