Baked packing for sealing shafts and valve stems
US5804316A · kind A · utility
2Cited by
17References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1996 |
| Grant date | Sep 8, 1998 |
| Priority date | — |
| Expiry date | Apr 15, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31681
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A packing having a flexible core and a skin of expanded intercalated graphite with an adhesive layer, baked for a predetermined period at a predetermined temperature for reduced adhesive flowability while maintaining tack for holding the skin wrapped around the core of the packing and a method of manufacturing such packing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.