Claims
- 1. An X-ray tube in which a cathode is heated to emit electrons, and the electrons are bombarded against an anode target, thereby generating X-rays, characterized by comprising:
an insulating substrate mounted on an opening portion of a container housing said cathode; a plurality of pins extending through said insulating substrate and adapted to supply a voltage into said container; and pin covers mounted on said pins in said container and arranged at positions away from a surface of said insulating substrate to cover base portions of said pins.
- 2. An X-ray tube according to claim 1, characterized in that each of said pin covers has a cylindrical portion mounted on said pin, and a flange projecting outward from said cylindrical portion.
- 3. An X-ray tube according to claim 1, wherein each of said pins has a collar formed on a circumferential surface thereof, said collar being fixed to said insulating substrate at an outer surface portion of said insulating substrate.
Priority Claims (1)
Number |
Date |
Country |
Kind |
P1998-215654 |
Jul 1998 |
JP |
|
RELATED APPLICATIONS
[0001] The present application is a continuation-in-part application of PCT application No. PCT/JP99/03676 filed on Jul. 7, 1999, designating U.S.A. and now pending.
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
PCT/JP99/03676 |
Jul 1999 |
US |
Child |
09771721 |
Jan 2001 |
US |