Seal assembly comprising two lips, one of which is axial and the other radial, and a labyrinth
US4460184A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 1, 1982 |
| Grant date | Jul 17, 1984 |
| Priority date | — |
| Expiry date | Apr 1, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S277/944
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A seal assembly apt to be interposed between two members movable relative to one another, in order to provide a seal between a cavity situated between the two members and the external ambient surrounding said cavity, having a first and a second annular elements apt to be mounted on the said members, in which a third deformable annular element rigidly connected to said second element is provided with an annular lip and with an annular projection extending in a radial direction and substantially perpendicular to the lip, arranged to slide with a predetermined pressure on a first and a second surface of the said first element under the action of a resilient element housed in a seating of the third element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.