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:
Jul. 06, 2021
Filed:
May. 12, 2016
Applicant:
Nuovo Pignone Tecnologie Srl, Florence, IT;
Inventors:
Emanuele Guidotti, Florence, IT;
Dante Tommaso Rubino, Florence, IT;
Assignee:
NUOVO PIGNONE SRL, Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/30 (2006.01); F04D 29/28 (2006.01); F01D 5/14 (2006.01); F04D 29/68 (2006.01); F04D 29/16 (2006.01); F04D 17/12 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 29/30 (2013.01); F01D 5/141 (2013.01); F01D 5/143 (2013.01); F04D 17/12 (2013.01); F04D 29/162 (2013.01); F04D 29/284 (2013.01); F04D 29/444 (2013.01); F04D 29/681 (2013.01); F05D 2220/40 (2013.01);
Abstract
A Centrifugal compressor impeller including a plurality of blades extending from a hub, each blade having a first wall defining a pressure side of the blade, and a second wall defining a suction side of the blade, and a free end defining a tip of the blade, the tip presenting a raised rim aligned to the first wall, the second wall of the blade being at least partially aligned with a surface of the tip free from the raised rim.