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:
Dec. 19, 2019
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Hervé Bruno Marc Osmont, Moissy-Cramayel, FR;
Pascal Francis Patrick Gomez, Moissy-Cramayel, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C 7/02 (2006.01); B28B 1/26 (2006.01); B28B 3/00 (2006.01); B28B 7/34 (2006.01);
U.S. Cl.
CPC ...
B22C 7/02 (2013.01); B28B 1/262 (2013.01); B28B 1/265 (2013.01); B28B 3/003 (2013.01); B28B 7/342 (2013.01);
Abstract
The invention relates to the making, on a support plate (), of an annular space () in a ceramic paste covering this plate, in order, by successive deposits and firing of layers of said ceramic paste, to create a base of a ceramic shell () for the moulding of parts, the base having said annular space (). For this purpose, between two deposits of said ceramic paste, and on the plate, said deformable annular element () will be deformed in order to break the ceramic layer.