发明申请
- 专利标题: X-RAY TUBE SYSTEM AND APPARATUS WITH CONDUCTIVE PROXIMITY BETWEEN CATHODE AND ELECTROMAGNETIC SHIELD
- 专利标题(中): X射线管系统和阴极与电磁屏蔽之间导电性接近的装置
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申请号: US10707269申请日: 2003-12-02
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公开(公告)号: US20050117704A1公开(公告)日: 2005-06-02
- 发明人: Kasegn Tekletsadik , John Price
- 申请人: Kasegn Tekletsadik , John Price
- 申请人地址: US WI Waukesha
- 专利权人: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
- 当前专利权人: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
- 当前专利权人地址: US WI Waukesha
- 主分类号: H01J35/16
- IPC分类号: H01J35/16 ; G21G4/00 ; H01J35/00 ; H01J35/04 ; H01J35/06 ; H01J35/20 ; H01L35/02 ; H05H1/00
摘要:
An imaging tube (52, 52′) includes a vacuum vessel (96) and an atmospheric-side supply line assembly (104, 104′). The vacuum vessel (96) has an internal vacuum (98). The supply line assembly (104, 104′) has an electromagnetic shield (94, 94′). An insulator (106, 106′) separates the internal vacuum (98) from an external atmosphere (126). A cathode post (92, 92′) resides within the vacuum vessel (96). The cathode post (92, 92′) is in conductive proximity with the electromagnetic shield (94, 94′) and prevents the bending of electrostatic field lines within the imaging tube (52, 52′).
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