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.
Patent No.:
Date of Patent:
Jan. 09, 2024
Filed:
Apr. 12, 2022
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Debabrata Pal, Hoffman Estates, IL (US);
Ashutosh Joshi, Roscoe, IL (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/58 (2006.01); F04D 25/06 (2006.01); F04D 29/28 (2006.01); F04D 17/12 (2006.01);
U.S. Cl.
CPC ...
F04D 29/5806 (2013.01); F04D 17/12 (2013.01); F04D 25/06 (2013.01); F04D 29/284 (2013.01);
Abstract
A compressor system includes a compressor, and an electric motor driving a shaft to drive the compressor. An inlet is connected to a source of air to be compressed. The inlet is connected to the compressor. A fan impeller is mounted in the inlet upstream of the compressor. A cooling air exit communicates with the inlet, and upstream of the compressor. The cooling air exit is connected to the motor to provide cooling air to the motor. A dual compressor system is also disclosed.