Patent · US Active

Method for machining a blade and a blade for a turbomachine

US11725518B2 · kind B2 · utility

0Cited by

5References

4Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Krzysztof Skura · Majdan Królewski, PL
Martin Pernleitner · Dachau, DE
Christian Eichler · Munich, DE
Lutz Friedrich · Berlin, DE

Key dates

Filing date	Feb 8, 2021
Grant date	Aug 15, 2023
Priority date	—
Expiry date	Feb 8, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/941
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A method for machining a blade and a blade for a turbomachine comprising a shroud which is positioned on a tip side of the blade. The shroud has an outer surface with at least one circumferential fin arranged thereon, whereby at least one section of the outer surface beside the at least one fin is processed in at least two manufacturing steps. At least one first section of the outer surface is processed to have a first shape and at least one second section of the outer surface is processed to have a second shape.

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