Plate for light shielding blade
US5025278A · kind A · utility
6Cited by
2References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 27, 1990 |
| Grant date | Jun 18, 1991 |
| Priority date | — |
| Expiry date | Mar 27, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/30
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A thin plate composed of a carbon fiber reinforced plastic laminate of plural reinforced resin sheets, in which each sheet has continuous carbon fibers oriented in a predetermined direction and matrix resin enveloping the carbon fibers, the matrix resin having a glass transition temperature at least equal to 120.degree. C., and the plate having a thickness in a range of 60 to 120 .mu.m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.