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. 05, 2009
Filed:
Mar. 02, 2005
Applicants:
Stéphane André Leveque, Massy, FR;
Daniel Gaston Lhomme, Bessancourt, FR;
Alain Lorieux, Sannois, FR;
Inventors:
Stéphane André Leveque, Massy, FR;
Daniel Gaston Lhomme, Bessancourt, FR;
Alain Lorieux, Sannois, FR;
Assignee:
Snecma, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 22/00 (2006.01); B23K 31/00 (2006.01); B23P 15/02 (2006.01); B23P 17/00 (2006.01); B64C 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Method of manufacturing a hollow blade () for a turbomachine in which the blade () is made from a preform () obtained from external primary parts (). In order to reduce costs, the root part () of the blade is formed from spare material () entirely located on only one of the two external primary parts of the preform ().