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.:

US 9598968 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 21, 2017

Filed:

Sep. 04, 2013
Applicant:

Techspace Aero S.a., Herstal (Milmort), BE;

Inventor:

Eric Englebert, Villers-le-Bouillet, BE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/30 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/3007 (2013.01); F01D 5/3023 (2013.01); F01D 5/3053 (2013.01); F04D 29/322 (2013.01); Y02T 50/672 (2013.01); Y02T 50/673 (2013.01);
Abstract

The invention relates to the design of rotor blades of an axial turbomachine compressor, especially the method of attaching the blades to the rotor. The blades comprise an aerofoil portion and a platform for attaching them to the rotor. The platform comprises, along the main axis of the blade, a first layer forming a surface bounding the fluid stream and skirting the aerodynamic surfaces and a second layer, underneath the first layer with respect to the aerodynamic surfaces, designed to be able to mate with the inner face of a wall of the rotor around an aperture in the rotor for the purpose of attaching it.


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Englebert, Eric. (2017). Attaching the blades to the drum of an axial turbocompressor (U.S. Patent No. 9598968). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9598968

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