Title:
X-RAY IMAGE TUBE AND MANUFACTURE THEREOF
Document Type and Number:
WIPO Patent Application WO/2000/007213
Kind Code:
A1
Abstract:
An X-ray image tube comprises a vacuum enclosure, which includes an input window for passing X rays, a metallic frame fitted with the input window, a body, and an output window. The input window and the metallic frame are joined hermetically by ultrasonic welding. The X-ray image tube reduces the distortion of the electron lens formed in the vacuum enclosure.
Inventors:
NOJI TAKASHI (JP)
TAKAHASHI JUNICHI (JP)
MURAKOSHI YUUICHI (JP)
TAKAHASHI JUNICHI (JP)
MURAKOSHI YUUICHI (JP)
Application Number:
PCT/JP1999/004000
Publication Date:
February 10, 2000
Filing Date:
July 27, 1999
Export Citation:
Assignee:
TOSHIBA KK (JP)
NOJI TAKASHI (JP)
TAKAHASHI JUNICHI (JP)
MURAKOSHI YUUICHI (JP)
NOJI TAKASHI (JP)
TAKAHASHI JUNICHI (JP)
MURAKOSHI YUUICHI (JP)
International Classes:
H01J9/26; H01J31/50; (IPC1-7): H01J31/50; H01J9/26
Foreign References:
| JPS5818740B2 | 1983-04-14 | |||
| JPH10125266A | 1998-05-15 |
Other References:
See also references of EP 1028448A4
Attorney, Agent or Firm:
Ohgo, Norio (Horikawa-cho Saiwai-ku, Kawasaki-shi Kanagawa-ken, JP)
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