Reinforced finger seal for shot blast cabinets and the like
US4070799A · kind A · utility
0Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 9, 1977 |
| Grant date | Jan 31, 1978 |
| Priority date | — |
| Expiry date | Mar 9, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24C9/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A finger seal is disclosed for use in conjunction with shot blasting operations. The seal is formed of polyurethane or similar materials which are resistant to wear from shot blasting. The seals are provided with a plurality of longitudinal reinforcing ribs to increase their strength and effectiveness in preventing the escape of shot from an enclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.