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:
Aug. 23, 2022
Filed:
Dec. 18, 2015
Applicant:
Ingersoll-rand Industrial U.s., Inc., Davidson, NC (US);
Inventors:
Assignee:
Ingersoll-Rand Industrial U.S., Inc., Davidson, NC (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 25/06 (2006.01); F04D 17/12 (2006.01); F04D 17/10 (2006.01);
U.S. Cl.
CPC ...
F04D 25/06 (2013.01); F04D 17/105 (2013.01); F04D 17/12 (2013.01); F04D 17/122 (2013.01); F04D 25/0606 (2013.01);
Abstract
A compressor system includes an electric motor having a rotatable output shaft extending from either end thereof. The compressor system further includes multiple compression stages fluidly coupled to one another in series and mechanically connected to the output shaft. The first compressor stage includes two split impellers with each impeller discharging approximately one half of the fluid flow at a desired pressure to the second compressor stage.