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:
Mar. 31, 2009
Filed:
Apr. 13, 2006
Jacques Bernard, Vaux le Penil, FR;
Claude Marcel Mons, Savigny le Temple, FR;
Isabelle Peslerbe, Ollainville, FR;
Thierry Thomas, Montfermeil, FR;
Jacques Bernard, Vaux le Penil, FR;
Claude Marcel Mons, Savigny le Temple, FR;
Isabelle Peslerbe, Ollainville, FR;
Thierry Thomas, Montfermeil, FR;
SNECMA, Paris, FR;
Abstract
A protection part comprising at least two layers including an outer layer and an inner layer has its outer layer made of an aluminum alloy that is reinforced with particles of SiC, the SiC particle content in said alloy lying in the range 15% to 40% by weight, while the inner layer is made of an aluminum alloy that is optionally reinforced with SiC particles, the SiC particle content within the layers increasing from the inner layer towards the outer layer. The part is for use in protecting the leading edge of a blade, in particular a blade or vane in a turbomachine, a helicopter blade, or a propeller blade.