Kavitationsbeständige Zahnradgetriebene Kraftstoffpumpe

Details

Veröffentlichungs-Nr.

EP3597918

Aktenzeichen

EP19186789

Anmeldetag

17. Juli 2019

Veröffentlichung

27. Oktober 2021

Erteilung

27. Oktober 2021

Rechtsraum

EP

IPC

F04C11/00F04C2/18F04C2/08

Abstract

A gear pump for a gas turbine engine including a first gear (24) having a plurality of gear teeth supported for rotation on a gear shaft relative to a second gear (26), wherein the gear teeth are formed from a steel base material and surfaces of the gear teeth are coated with a cavitation resistant coating material, and a journal bearing for carrying a gear shaft load through a fluid film pressure between a surface of the gear shaft and a surface of the journal bearing, wherein at least a portion of the journal bearing is formed from a cavitation resistant base material.

Anmelder

Firma

Hamilton Sundstrand Corporation

Land

🇺🇸 USA

Fachgebiete