Crystal seed holder assembly
US4348365A · kind A · utility
2Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1981 |
| Grant date | Sep 7, 1982 |
| Priority date | — |
| Expiry date | Mar 9, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T279/17846
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A crystal seed holder assembly for retaining a crystal seed used to grow a ribbon of crystal by the EFG technique is disclosed. The holder assembly is arranged so that the seed is not subjected to fastener stress, can expand without thermal stress and can slide a limited distance relative to the holder assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.