Boas rail shield
US10161258B2 · kind B2 · utility
4Cited by
41References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2016 |
| Grant date | Dec 25, 2018 |
| Priority date | — |
| Expiry date | Dec 8, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A seal assembly includes a seal arc segment that defines radially inner and outer sides with the radially outer side including radially-extending sidewalls. A radially inner surface joins the radially-extending sidewalls. The radially-extending sidewalls and the radially inner surface define a pocket. A rail shield has radially-extending walls lines the radially-extending sidewalls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.