Patent · US Active

Blade for a turbomachine

US11585225B2 · kind B2 · utility

0Cited by

5References

14Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

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

Key dates

Filing date	Feb 9, 2021
Grant date	Feb 21, 2023
Priority date	—
Expiry date	Feb 9, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/941
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention refers to a blade for a turbomachine comprising a shroud which is positioned on a tip side of the blade having an outer surface having at least one circumferential web arranged thereon, at least one pocket recessed in the outer surface and a hardfacing provided on at least one edge of the shroud wherein a pocket recessed in the outer surface is arranged adjacent to the hardfacing and a side face of the pocket joins the supporting wall with a radius corresponding at least to the length of the shorter extension of the supporting wall and at most to 1.5 times the length of the larger extension of the supporting wall.

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