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:
Oct. 07, 2025

Filed:

Jul. 13, 2023
Applicant:

Garrett Transportation I Inc., Torrance, CA (US);

Inventors:

Kiran Somashekar Rao Nazare, Bangalore, IN;

Poomkuzhimannil John, Bangalore, IN;

Lubos Polak, Velké Meziřǐčí, CZ;

Adam Ingr, Rosice, CZ;

Assignee:

GARRETT TRANSPORTATION I INC., Torrance, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/02 (2006.01); F02K 5/00 (2006.01); F04D 1/00 (2006.01); F04D 29/08 (2006.01);
U.S. Cl.
CPC ...
F01D 11/02 (2013.01); F02K 5/00 (2013.01); F04D 29/08 (2013.01); F04D 1/00 (2013.01); F05D 2240/55 (2013.01);
Abstract

A turbomachine includes a housing and a rotating group supported for rotation about an axis of rotation within the housing. The rotating group includes a wheel and seal member that is unitary. The wheel and seal member includes a first wheel feature and a second wheel feature that are disposed in a back-to-back arrangement with an outer radial area disposed between the first and second wheel features and facing radially outward from the axis of rotation. The turbomachine also includes a plurality of labyrinthine seal members included on the outer radial area that cooperatively define, with the housing, a labyrinthine seal.


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