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:
Feb. 02, 2021
Filed:
Nov. 08, 2017
Applicant:
Safran Aero Boosters SA, Herstal, BE;
Inventors:
Olivier De Vriendt, Bassenge, BE;
Nicolas Raimarckers, Tourinne, BE;
Assignee:
SAFRAN AERO BOOSTERS SA, Herstal, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01); F01D 25/02 (2006.01);
U.S. Cl.
CPC ...
F01D 9/041 (2013.01); F01D 25/02 (2013.01); F05D 2220/323 (2013.01); F05D 2240/121 (2013.01); F05D 2300/512 (2013.01);
Abstract
The invention relates to an anti-icing turbomachine blade (), in particular for a low-pressure compressor or an intermediate-pressure compressor of a turbomachine. The blade () has a leading edge () formed by an ice-phobic surface () and two hydrophobic surfaces () which extend the ice-phobic surface () on the pressure side () and the suction side () to allow water droplets escaping from the leading edge () to flow.