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:
Dec. 26, 2023

Filed:

Feb. 02, 2022
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Brent J. Merritt, Southwick, MA (US);

Craig M. Beers, Wethersfield, CT (US);

John M. Beck, Windsor, CT (US);

Assignee:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/58 (2006.01); F04D 25/08 (2006.01); F04D 29/42 (2006.01);
U.S. Cl.
CPC ...
F04D 29/5806 (2013.01); F04D 25/082 (2013.01); F04D 29/4206 (2013.01); F04D 29/584 (2013.01);
Abstract

A compressor includes a rotor driven by a shaft and configured to compress air and a motor for driving the shaft. At least one bearing facilitates rotation of the shaft. A motor cooling loop is configured to provide motor cooling air to the motor. A bearing cooling loop is configured to provide bearing cooling air to the at least one bearing. A bearing support is configured to support the least one bearing, the bearing support includes an opening. A duct is configured to communicate air from the opening to an inlet of the compressor. A method for cooling a compressor is also disclosed.


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