Extruded seal having a corrugated axial surface, a method of manufacturing such seals, and a method of using such seals
US7552520B2 · kind B2 · utility
4Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2005 |
| Grant date | Jun 30, 2009 |
| Priority date | — |
| Expiry date | Jun 5, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1393
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An extruded seal member having a corrugated axial surface exhibiting alternating peaks and valleys extending longitudinally along the axial surface of the seal member; a method for manufacturing the seal member which comprises extruding a tubular structure having a corrugated axial surface, crosslinking the extrude tubular structure, cutting the tubular structure to provide a plurality of uniform seal members and recovering the seal members; and a method of using such multilayer seal members, are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.