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:
Jan. 03, 2006
Filed:
Dec. 16, 2002
Paolo Arinci, Florence, IT;
Carlo Bacciottini, Siena, IT;
Paolo Arinci, Florence, IT;
Carlo Bacciottini, Siena, IT;
Nuovo Pignone Holding S.p.A., Florence, IT;
Abstract
System for connecting and locking blades which are fixed circumferentially to a rotor disc () of an axial compressor, comprising a plurality of blades () positioned in an array along the circumference of rotor disc (), each blade () being provided with a shaped root () for connection to the rotor disc (), and a dowel for positioning and locking the blades () in a predetermined position in a circumferential seat () which has a shaped profile and which is formed along the circumference of the rotor disc (). At least one insertion slot () intersects the circumferential seat () to permit the insertion of the roots () of the blades () and the dowel.