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. 21, 2024
Filed:
Jan. 13, 2022
Applicant:
Danfoss A/s, Nordborg, DK;
Inventors:
Tianli Zhang, Ann Arbor, MI (US);
Jin Yan, Tallahassee, FL (US);
Assignee:
DANFOSS A/S, Nordborg, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 31/02 (2006.01); F04D 25/06 (2006.01); H02K 1/30 (2006.01); H02K 5/20 (2006.01); H02K 9/06 (2006.01);
U.S. Cl.
CPC ...
F25B 31/026 (2013.01); F04D 25/06 (2013.01); H02K 1/30 (2013.01); H02K 5/207 (2021.01); H02K 9/06 (2013.01);
Abstract
In some aspects, the techniques described herein relate to a refrigerant compressor, including: an impeller; a shaft; a motor configured to rotate the impeller via the shaft, wherein the motor includes a stator and a rotor; and a housing surrounding the motor, wherein the housing includes a first inlet configured to permit fluid to enter the housing and flow along a stator cooling line and a second inlet configured to permit fluid to enter the housing and flow a rotor cooling line, and wherein the first inlet is separate from the second inlet.