Matching dies for composite cored structures
US3995984A · kind A · utility
14Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 1975 |
| Grant date | Dec 7, 1976 |
| Priority date | — |
| Expiry date | Feb 10, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24157
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A pair of matched metal dies one of which moves against the other to form a mold to contain, and to apply pressure to a part and to pinch off excess material on the part. The lower die has a recess with all the sides of the recess canted outward in two steps. The upper die when inserted contacts the lower canted sides of the lower die.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.