X ray tube assembly and method of manufacturing and using the X ray tube assembly
US7668296B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2007 |
| Grant date | Feb 23, 2010 |
| Priority date | — |
| Expiry date | Jun 29, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2235/068
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In one embodiment, an X ray tube assembly is provided. The X ray tube assembly comprises an evacuated envelope, an anode disposed at a first end of the evacuated envelope and a cathode assembly disposed at a second end of the evacuated envelope. The cathode assembly comprises a cathode filament and a cathode cup defining a plurality of electrically isolated deflection electrodes. Further, the cathode cup comprises at least two portions, a first portion comprising an electrically conductive material and a second portion comprising an electrically insulating material. In another embodiment, a method of manufacturing the X ray tube assembly is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.