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:
Dec. 17, 2019
Filed:
Oct. 07, 2016
Safran Aircraft Engines, Paris, FR;
Pemtec, Forbach, DE;
Janvier Lecomte, Moissy-cramayel, FR;
Mickael Rancic, Moissy-cramayel, FR;
Sophie Tallon, Moissy-cramayel, FR;
Juri Kraft, Differten, DE;
Andreas Grutzmacher, Saarlouis Picard, DE;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
PEMTEC, Forbach, DE;
Abstract
Tooling () for making slots in a multistage disk () by electrochemical machining. The tooling comprises first and second rings () arranged coaxially about a disk axis and configured to act as cathodes, each ring having an inside periphery with a plurality of radial machining projections. The first and second rings () are rigidly secured relative to each other. A method of making slots in a multistage disk by electrochemical machining using such a tool.