Multi-ply seal ring
US10487943B2 · kind B2 · utility
5Cited by
35References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2016 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Jul 12, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2250/75
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A multi-ply seal ring includes an inner seal ring and an outer seal ring. The inner seal ring includes a plurality of discrete inner ring segments disposed circumferentially about an axis in an annular array. The inner ring segments are arranged end-to-end within the annular array. The inner seal ring is engaged with and nested within the outer seal ring. In addition or alternatively, the outer seal ring may include a plurality of discrete outer ring segments disposed circumferentially about the axis in an annular array.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.