Patent · US Active

Passage wall section for an annular flow passage of an axial turbomachine with radial gap adjustment

US8721270B2 · kind B2 · utility

5Cited by

5References

15Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Richard J. Graefe · Mülheim an der Ruhr, DE
Carsten Kaufmann · Neheim, DE
Rafael Labisch · Essen, DE
Marco Link · Oberhausen, DE
Oliver Schneider · Oppenheim, DE

Key dates

Filing date	May 10, 2011
Grant date	May 13, 2014
Priority date	—
Expiry date	Jul 23, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01D11/22
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A passage wall section of an annular flow passage of an axial turbomachine is provided. A guide ring has a first toothing arrangement which is in contact with a second toothing arrangement arranged on a sidewall of a circumferential groove which accommodates the guide ring, wherein for axial displacement of the displaceable guide ring, the guide ring is rotatable in a circumferential direction.

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