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. 13, 2014
Filed:
May. 14, 2009
Applicants:
Geoffroy Louis-henri Marie Billotey, Pau, FR;
Pierre Biscay, Lons, FR;
Gilles Cazenave-larroche, Lee, FR;
Jean-philippe Ousty, Soumoulou, FR;
Inventors:
Geoffroy Louis-Henri Marie Billotey, Pau, FR;
Pierre Biscay, Lons, FR;
Gilles Cazenave-Larroche, Lee, FR;
Jean-Philippe Ousty, Soumoulou, FR;
Assignee:
Turbomeca, Bordes, FR;
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A compressor impeller including at least one blade connected to an impeller hub via a junction of curved shape, the blade extending along a defined chord between a leading edge and a trailing edge of the blade. The junction presents the shape of an ellipse that varies along the chord.