Rotor hub seal
US10954953B2 · kind B2 · utility
0Cited by
12References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 18, 2019 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Apr 14, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A gas turbine engine includes a rotor hub that extends along a longitudinal axis of the gas turbine engine and includes a radially outer surface that has a substantially axially extending projection and a substantially radially extending projection. A seal ring includes a body portion and at least one knife edge that extends outward from the body portion. A recess is in the body portion for accepting the axially extending portion of the rotor hub. A lock ring is in abutting contact with the seal ring and the radially extending projection on the rotor hub for securing the seal ring to the rotor hub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.