Patent · US Active

Impeller for a turbomachine and method for attaching a shroud to an impeller

US9810230B2 · kind B2 · utility

0Cited by

46References

40Claims

0Family size

Inventors

Iacopo Giovannetti · Firenze, IT
Massimo Giannozzi · Firenze, IT
Dino Bianchi · Firenze, IT
Leonardo Tognarelli · Firenze, IT
Manuele Bigi · Firenze, IT
Andrea Massini · Firenze, IT

Key dates

Filing date	Mar 10, 2015
Grant date	Nov 7, 2017
Priority date	—
Expiry date	Dec 18, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49337
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An impeller for a turbo-machine is provided. The impeller includes a metallic base having a back surface and a front surface opposite to the back surface; at least one blade extending on the front surface of the metallic base; a composite shroud attached to the at least one blade such that plural closed paths are formed by the front surface of the metallic base, the at least one blade and the composite shroud; and a connector configured to attach the composite shroud to the metallic base or the at least one blade.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.