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:
Dec. 21, 2021
Filed:
Aug. 30, 2019
Applicant:
Safran Aero Boosters SA, Herstal, BE;
Inventor:
Stéphane Hiernaux, Oupeye, BE;
Assignee:
SAFRAN AERO BOOSTERS SA, Herstal, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/141 (2013.01); F04D 29/324 (2013.01); F05D 2240/305 (2013.01); F05D 2240/306 (2013.01); F05D 2250/75 (2013.01);
Abstract
A turbine engine compressor blade includes a leading edge, a trailing edge, a suction surface, and a pressure surface. In addition, the blade includes at least one irregularity in the form of a projecting protuberance of the suction surface or the pressure surface or in the form of a recess nested in the suction surface or the pressure surface. The irregularity may have a direction of longest dimension substantially parallel to the leading edge or substantially axial.