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:
May. 12, 2020
Filed:
Aug. 11, 2016
Applicant:
Carrier Corporation, Jupiter, FL (US);
Inventors:
Parmesh Verma, South Windsor, CT (US);
Frederick J. Cogswell, Glastonbury, CT (US);
William T. Cousins, Glastonbury, CT (US);
Vishnu M. Sishtla, Manlius, NY (US);
Ulf J. Jonsson, South Windsor, CT (US);
Larry D. Burns, Avon, IN (US);
Assignee:
Carrier Corporation, Palm Beach Gardens, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 9/00 (2006.01); F25B 1/053 (2006.01); F25B 25/00 (2006.01);
U.S. Cl.
CPC ...
F25B 9/006 (2013.01); F25B 1/053 (2013.01); F25B 25/005 (2013.01); F25B 2400/121 (2013.01);
Abstract
A system () comprises: a vapor compression loop (); a low-pressure or medium-pressure refrigerant in the loop; a centrifugal compressor () along the vapor compression loop and comprising: a housing (); an inlet (); an outlet (); an impeller (); an electric motor () coupled to the impeller to drive rotation of the impeller; and one or more refrigerant-lubricated bearings ().