The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 02, 2016

Filed:

Mar. 11, 2013
Applicant:

Mtu Aero Engines Gmbh, Munich, DE;

Inventors:

Sven Hiller, Roehrmoos, DE;

Erwin Bayer, Dachau, DE;

Peter Geiger, Munich, DE;

Thomas Hess, Munich, DE;

Assignee:

MTU Aero Engines GmbH, Munich, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 27/00 (2006.01); F01D 25/24 (2006.01); F01D 25/10 (2006.01); F01D 25/14 (2006.01); F04D 27/02 (2006.01);
U.S. Cl.
CPC ...
F01D 25/24 (2013.01); F01D 25/10 (2013.01); F01D 25/14 (2013.01); F04D 27/023 (2013.01); F04D 27/0238 (2013.01); Y02T 50/671 (2013.01); Y02T 50/675 (2013.01);
Abstract

A housing for a turbomachine includes a peripheral wall delimiting an annular space and a fluid conveying system for redirecting a partial flow of a main flow, which has an axial channel, a front annular channel and a rear annular channel in fluid connection with the axial channel and having a front annular space opening and a rear annular space opening. The fluid conveying system has a front valve device and a rear valve device controllable independently of the front valve device, for opening and closing the annular space openings, and an outlet opening for tapping the partial flow from the fluid conveying system. In the closed state of the rear annular space opening, the partial flow is directable through the rear annular channel and, in the closed state of the front annular space opening, the partial flow is directable through the front annular channel.


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