Seal cartridge with electrically conductive non-woven grounding
US12410866B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2023 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Sep 8, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/3284
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A cassette seal arrangement for sealing between a shaft and a housing includes a sleeve configured to be mounted to the shaft and including a cylindrical portion and a radially extending portion extending radially outward from the cylindrical portion. A retainer cartridge includes a main retainer configured to be mounted to the housing and supporting a seal member that includes a main seal lip and an exclusionary retainer connected to the main retainer and supporting an exclusionary seal configured to engage the shaft. An electrically conductive non-woven element is disposed longitudinally between the seal member and the exclusionary seal and engages the retainer cartridge and is configured to engage the shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.