Dynamische Dichtungsanordnung

Details

Veröffentlichungs-Nr.

EP4343156

Aktenzeichen

EP23196470

Anmeldetag

11. September 2023

Veröffentlichung

11. Februar 2026

Erteilung

11. Februar 2026

Rechtsraum

EP

IPC

F04D29/08F01D11/00F04D29/46F04D29/50

Abstract

There is provided a dynamic sealing assembly for a rotary machine 400, comprising a primary sandwich plate 710, a secondary sandwich plate 720 and a bristle pack 730. The primary sandwich plate 710 comprises a plurality of primary vane openings 712, and the secondary sandwich plate 720 comprises a plurality of secondary vane openings 722. The bristle pack 730 comprises a plurality of bristles and is disposed between the primary sandwich plate and the secondary sandwich plate. Each of the plurality of primary vane openings 712 overlies and aligns with a respective secondary vane opening 722 to form a vane channel 715A, 715C, 7150 for receiving a vane 515A-515E along a longitudinal axis 703 of the dynamic sealing assembly 700. The bristle pack 730 is configured to: provide a brush seal between each vane 515A-515E received within the respective vane channels 715A, 715C, 7150 and the dynamic sealing assembly 700; and allow relative movement between the dynamic sealing assembly 700 and the vane 515A-515E received within each vane channel 715A, 715C, 7150 along the longitudinal axis 703.

Anmelder

Firma

Rolls-Royce plc

Land

🇬🇧 Großbritannien

Fachgebiete