| 发明名称 |
X-RAY TUBE |
| 摘要 |
According to one embodiment, an X-ray tube includes an envelope, an anode and a cathode structure. The anode and the cathode structure are provided opposite to each other in the envelope. The cathode structure includes a cathode and an insulator which supports the cathode and is attached to the envelope. The insulator includes a basal portion attached to the envelope, a support portion which supports the cathode at a distal end projecting from the basal portion, and a tubular projection portion which is provided to project from the basal portion and opposite to a periphery of the support portion. |
| 申请公布号 |
US2016284503(A1) |
申请公布日期 |
2016.09.29 |
| 申请号 |
US201615081098 |
申请日期 |
2016.03.25 |
| 申请人 |
KABUSHIKI KAISHA TOSHIBA ;Toshiba Electron Tubes & Devices Co., Ltd. |
发明人 |
WATANABE Miki;Anno Hidero;Ishihara Tomonari |
| 分类号 |
H01J35/06 |
主分类号 |
H01J35/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An X-ray tube comprising:
an envelope; and an anode and a cathode structure which are provided opposite to each other in the envelope, wherein the cathode structure includes a cathode and an insulator which supports the cathode and is attached to the envelope, and the insulator includes a basal portion attached to the envelope, a support portion which supports the cathode at a distal end projecting from the basal portion, and a tubular projection portion which is provided to project from the basal portion and opposite to a periphery of the support portion. |
| 地址 |
Minato-ku JP |
