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. 01, 2023

Filed:

Apr. 20, 2021
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Jacob Greenfield, Granger, IA (US);

Thomas J. Ocken, Des Moines, IA (US);

John Sypek, Chicopee, MA (US);

Andrew W. Solomon, Windsor, CT (US);

Assignee:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/24 (2006.01); F04D 29/22 (2006.01); B33Y 80/00 (2015.01);
U.S. Cl.
CPC ...
F04D 29/242 (2013.01); F04D 29/225 (2013.01); B33Y 80/00 (2014.12); F05D 2250/11 (2013.01);
Abstract

An impeller includes a housing having a fluid inlet cavity defining a rotational axis. A plurality of vane are inlets arranged along an inner surface of the fluid inlet cavity and a plurality of vane outlets are circumferentially arranged along a rim of the housing. Each of the vane outlets is fluidly connected to a corresponding vane inlet by a corresponding internal channel situated internal to the housing. Each of the channels maintains a triangular cross-section from the vane inlet to the vane outlet.


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