Mounting assembly for a ceramic seal runner
US10927960B2 · kind B2 · utility
5Cited by
18References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2019 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Jun 2, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/3264
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A seal assembly is disclosed for sealing a higher pressure fluid cavity from a lower pressure fluid cavity. The seal assembly comprises a mounting assembly, a circumferential ceramic runner carried by the mount assembly, and a carbon seal ring sealingly engaged to the runner. The runner comprises an axially-extending sealing portion and a radially-inward-extending step portion. The mounting assembly comprises a retaining member, a forward member, and a middle member. The step portion of the runner is axially retained between the retaining member and the middle member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.