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:
Apr. 03, 1984
Filed:
May. 27, 1981
Applicant:
Inventors:
Jean-Pierre P Aubert, Charenton, FR;
Jacques P Tirole, Sevres, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
428554 ; 428553 ; 419-2 ; 419 23 ; 416 / ; 2915 / ;
Abstract
The cavity of a hollow turbine has its bottom equipped with a temporary means of obturation and is filled with a mixture of metal chips and a powder consisting of low melting metals, said mixture being subjected to a heating operation in order to join the chips with each other and with the walls of the blade by means of diffusion brazing of said fusible metal.