Patent · US Active

Seal arrangement for a mid turbine frame of a gas turbine

US10577959B2 · kind B2 · utility

1Cited by

4References

9Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Willem Bokhorst · Hebertshausen, DE
Fabian Moritz · Munich, DE

Key dates

Filing date	Sep 14, 2017
Grant date	Mar 3, 2020
Priority date	—
Expiry date	Sep 21, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16C2360/23
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The seal arrangement for a mid turbine frame of a gas turbine, especially an aircraft gas turbine, includes a tubular fluid duct, especially an oil duct, which extends along an axial direction, a bearing sleeve surrounding the fluid duct radially outside and in the peripheral direction, and at least one seal ring arranged between fluid duct and bearing sleeve in the radial direction, this ring being arranged around the fluid duct. The seal ring is taken up at least partly in a groove provided in the bearing sleeve.

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