Patent · US Active

Axially divided inner ring for a turbomachine and guide vane ring

US10174628B2 · kind B2 · utility

13Cited by

5References

12Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Werner Humhauser · Moosburg an der Isar, DE
Josef Wagner · Augsburg, DE
Hermann Klingels · Dachau, DE

Key dates

Filing date	Feb 8, 2016
Grant date	Jan 8, 2019
Priority date	—
Expiry date	Dec 28, 2036

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/30
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An axially divided inner ring for a turbomachine, for fastening to guide vanes of the turbomachine. The inner ring comprises at least one first, solid ring segment disposed upstream, and a second, solid ring segment disposed downstream, wherein the first ring segment is joined to the second ring segment in a detachable manner by means of at least one fastening element. The first ring segment and/or the second ring segment is joined to at least one sealing segment. The inner ring comprises a securing element for securing the fastening element, wherein the securing element is joined to the first ring segment and/or to the second ring segment. In addition, the present invention relates to a guide vane ring of a turbomachine having guide vanes, which have an axially divided inner ring according to the invention.

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