Anode target for X-ray tube and X-ray tube therewith
US6487275B1 · kind B1 · utility
19Cited by
9References
18Claims
0Family size
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Key dates
| Filing date | Feb 12, 1998 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Feb 12, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2235/081
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An X-ray tube which is high in brightness and high in resolution, and can withstand continuous long-time use, that is, it can withstand a high heat load. An X-ray target and an X-ray tube having the X-ray target include an X-ray generating metal layer having an average crystal grain diameter not larger than 30 &mgr;m on the surface of a base plate in the X-ray irradiated side. The X-ray tube has a small focus point and can withstand a high input load. A CT apparatus using the X-ray tube can provide a high resolution and a high definition image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.