Patent · US Active

Turbomachine with blades having blade tips lowering towards the trailing edge

US10208616B2 · kind B2 · utility

0Cited by

9References

5Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Axel Mattschas · Starnberg, DE
Helmut Eibl · Fürstenfeldbruck, DE
Sergio Elorza Gomez · Munich, DE
Dirk Henrichs · Munich, DE

Key dates

Filing date	Jun 26, 2015
Grant date	Feb 19, 2019
Priority date	—
Expiry date	Nov 23, 2035

Classification

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

Abstract

A turbomachine, particularly an aircraft engine, having a rotor, which is mounted rotatably around its longitudinal axis in a stator, and which has at least one row of rotating blades, which is formed by a plurality of rotating blades, is disclosed, wherein the stator has at least one abradable layer, and wherein each rotating blade has a blade tip that is lowered radially inward, at least in sections, proceeding from a leading edge on the side of the rotating blades in the direction of a trailing edge on the side of the rotating blades, and with a blade tip region that extends downstream from the leading edge runs into the abradable layer during operation of the turbomachine.

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