Perforierte Laufradschaufeln

Details

Veröffentlichungs-Nr.

EP4155553

Aktenzeichen

EP22197670

Anmeldetag

26. September 2022

Veröffentlichung

23. Juli 2025

Erteilung

23. Juli 2025

Rechtsraum

EP

IPC

F04D29/22F04D29/24F04D29/28F04D29/30

Abstract

A method of making an impeller (100) includes building the impeller (100) in a layer by layer process in a build direction along the rotational axis starting from a base of the hub (102). The plurality of blades includes a plurality of perforated blades that support the shroud (106) during additively manufacturing the impeller (100). The method can include installing the impeller (100) in a fuel pump, air compressor, or the like, without removing the perforated blades from the impeller (100).

Anmelder

Firma

Collins Engine Nozzles, Inc.

Land

🇺🇸 USA

Fachgebiete