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:
Jun. 10, 2025

Filed:

Jun. 03, 2022
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Viktor Kilchyk, Lancaster, NY (US);

Jeffrey S. Dearborn, Windsor Locks, CT (US);

Assignee:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15D 1/02 (2006.01); B33Y 80/00 (2015.01); F25B 9/00 (2006.01); F25B 9/06 (2006.01);
U.S. Cl.
CPC ...
F15D 1/025 (2013.01); B33Y 80/00 (2014.12); F25B 9/004 (2013.01); F25B 9/06 (2013.01);
Abstract

A radial diffuser includes an inlet section, outlet section, diffuser wall, and movable diffuser hub. The inlet section has a cylindrical shape and a circular cross section. The diffuser wall includes an inner surface defining a fluid flow path which is non-linear, and includes a convex curved section and a concave curved section. The convex curved section is adjacent to the inlet section and has a convex curvature. The concave curved section is adjacent to the outlet section and has a concave curvature. The movable diffuser hub is configured to move with respect to a central flow axis relative to the diffuser wall and can thereby alter a fluid flow through the radial diffuser.


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