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:
Mar. 11, 2025
Filed:
Oct. 01, 2021
Applicant:
Atlas Copco Airpower, Naamloze Vennootschap, Wilrijk, BE;
Inventors:
Bjorn Verrelst, Wilrijk, BE;
Nils Vercauteren, Wilrijk, BE;
Hans Meeus, Wilrijk, BE;
Smail El Bejjati, Wilrijk, BE;
Assignee:
ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP, Wilrijk, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/66 (2006.01); F04D 17/12 (2006.01); F04D 29/059 (2006.01); F16C 27/06 (2006.01);
U.S. Cl.
CPC ...
F04D 29/668 (2013.01); F04D 17/122 (2013.01); F04D 29/059 (2013.01); F16C 27/066 (2013.01); F05D 2260/96 (2013.01); F16C 2360/44 (2013.01);
Abstract
Multistage centrifugal compressor provided with a shaft with blades, which is mounted in a housing with bearings. At least one bearing is provided with a bearing damper element including a ring arranged between the shaft and the bearing. The ring includes slots through the thickness of the ring in the axial direction (X-X') and at a distance from the radially-directed inner and outer surface of the ring. The slots are at least partially overlapping, and: