Patent · US Active

Run-in coating based on metal fibers

US10519792B2 · kind B2 · utility

0Cited by

18References

3Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Andre Werner · Munich, DE
Olaf Andersen · Dresden, DE
Ralf Hauser · Zürich, CH
Cris KOSTMANN · Pirna, DE

Key dates

Filing date	Nov 17, 2014
Grant date	Dec 31, 2019
Priority date	—
Expiry date	Jul 4, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/2926
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a run-in coating for a turbomachine, in particular for an aero engine, to be attached to a seal between a rotor and a stator, wherein the run-in coating comprises a metallic scaffold having interstices which are filled with an inorganic-nonmetallic filler material, and wherein the metallic scaffold is formed from an arrangement of metal fibers (9). The invention also relates to a corresponding turbomachine.

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