Bearing compartment seal
US10215098B2 · kind B2 · utility
5Cited by
16References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2015 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Jun 24, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A sealing arrangement includes a turbine static structure with a seal ring having groove with a contact surface. Also included is a bearing compartment with a second contact surface, and a piston seal positioned between the turbine static structure and the bearing compartment. The piston seal includes sides configured to contact the contact surfaces and is positioned in the groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.