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.

Date of Patent:
Nov. 11, 2014

Filed:

Aug. 25, 2011
Applicants:

Nicola Lanese, Florence, IT;

Salvatore Lorusso, Florence, IT;

Paolo Arinci, Florence, IT;

Antonio Maria Grimaldi, Florence, IT;

Inventors:

Nicola Lanese, Florence, IT;

Salvatore Lorusso, Florence, IT;

Paolo Arinci, Florence, IT;

Antonio Maria Grimaldi, Florence, IT;

Assignee:

Nuovo Pignone S.p.A., Florence, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/16 (2006.01); F04D 29/32 (2006.01); F01D 5/14 (2006.01);
U.S. Cl.
CPC ...
F01D 5/141 (2013.01); F04D 29/324 (2013.01); F05D 2250/74 (2013.01); F05D 2260/96 (2013.01); Y10S 416/02 (2013.01);
Abstract

A rotor blade is disclosed herein. The rotor blade comprises a nominal surface profile substantially in accordance with Cartesian coordinates X, Y and Z as set forth in TABLE 1. Wherein X and Y are distances in millimeters which, when connected by smooth, continuing arcs, define airfoil profile sections at each distance Z in millimeters. The airfoil profile sections at the Z distances being joined smoothly with one another to form a complete airfoil shape.


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