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:
Aug. 03, 2021

Filed:

Apr. 15, 2019
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Michael M. Joly, Hebron, CT (US);

Simon W. Evans, Farmington, CT (US);

Dilip Prasad, North Granby, CT (US);

Gorazd Medic, West Hartford, CT (US);

Georgi Kalitzin, West Hartford, CT (US);

Dmytro Mykolayovych Voytovych, Rocky Hill, CT (US);

Assignee:

RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/10 (2006.01); F04D 29/52 (2006.01); F04D 29/68 (2006.01); F02C 7/28 (2006.01);
U.S. Cl.
CPC ...
F01D 11/10 (2013.01); F02C 7/28 (2013.01); F05D 2240/55 (2013.01);
Abstract

A compressor for use in a gas turbine engine including: an airfoil configured to rotate about an engine central longitudinal axis of the gas turbine engine; a casing, the casing including a radially inward surface; and a groove located within the casing opposite the airfoil, the groove is recessed in a radially outward direction from the radially inward surface of the casing, wherein the groove is defined by a forward groove wall, an aft groove wall opposite the forward groove wall, and a base groove interposed between the forward groove wall and the aft groove wall, and wherein the forward groove wall is operably shaped to generate an aft directed jet.


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