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:
Jan. 26, 2021
Filed:
Jul. 22, 2014
Applicant:
Safran, Paris, FR;
Inventor:
Sebastien Pautard, Palaiseau, FR;
Assignee:
SAFRAN, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/14 (2006.01); F01D 5/28 (2006.01); B29C 70/78 (2006.01); B29C 70/48 (2006.01); F04D 29/32 (2006.01); F01D 5/14 (2006.01); B29L 31/08 (2006.01); B29K 705/00 (2006.01);
U.S. Cl.
CPC ...
B29C 45/14336 (2013.01); B29C 45/14008 (2013.01); B29C 70/48 (2013.01); B29C 70/78 (2013.01); F01D 5/147 (2013.01); F01D 5/282 (2013.01); F01D 5/286 (2013.01); F04D 29/324 (2013.01); B29C 45/14786 (2013.01); B29K 2705/00 (2013.01); B29L 2031/08 (2013.01); B29L 2031/082 (2013.01); F05D 2220/32 (2013.01); F05D 2230/20 (2013.01); F05D 2230/211 (2013.01); F05D 2240/303 (2013.01); F05D 2300/10 (2013.01); F05D 2300/43 (2013.01); Y02T 50/60 (2013.01);
Abstract
A method of fabricating a blade of composite material having an incorporated metal leading edge for a gas turbine aeroengine, the method including in succession placing a metal strip for making the leading edge of a blade in a cavity of an injection mold for making the blade, closing the injection mold, injecting a thermoplastic resin under pressure into the cavity of the mold so as to shape and overmold the metal strip, compacting the assembly, solidifying the resin by regulating the temperature of the injection mold, and unmolding the resulting blade.