Non-contact seal for rotational equipment with radial through-hole
US12410723B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2020 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Feb 25, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An assembly is provided for rotational equipment. This assembly includes a plurality of seal shoes, a seal base and a plurality of spring elements. The seal shoes are arranged about a centerline in an annular array. The seal shoes include a first seal shoe configured with an aperture that extends radially through the first seal shoe. The seal base circumscribes the annular array of seal shoes. The spring elements include a first spring element. The first spring element includes a first mount, a second mount and a spring beam. The first mount is connected to the first seal shoe. The second mount is connected to the seal base. The spring beam extends laterally between and is connected to the first mount and the second mount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.