Composite tape preform for abradable seals
US4546047A · kind A · utility
8Cited by
9References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 2, 1983 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | May 2, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12146
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Honeycomb structures, such as those used in turbine engine abradable seals, are provided with a uniform density filling of a suitable abradable material. The abradable material is prepared as a tape preform using an organic binder. The preform is forced into the honeycomb using a rubber tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.