The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 04, 2008

Filed:

Jun. 22, 2007
Applicants:

Sadamu Tomita, Kyoto, JP;

Tomomi Tamura, Kyoto, JP;

Hidenobu Ishida, Kyoto, JP;

Inventors:

Sadamu Tomita, Kyoto, JP;

Tomomi Tamura, Kyoto, JP;

Hidenobu Ishida, Kyoto, JP;

Assignee:

Shimadzu Corporation, Kyoto-Shi, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An X-ray generator includes an electron source generating an electron beam, a target generating an X-ray by a collision of the electron beam and extending in a direction orthogonal to the electron beam, and a cylindrical electrode covering a collision portion of the target to which the electron beam collides and having a bore allowing the electron beam to pass through. The electron source and the target are arranged in such a way that the X-ray is radiated in the direction orthogonal to an optical axis of the electron beam. A depression equivalent to a notch of the target is provided in a collision face side of the electron beam on the target and also in a reverse location of a tip of the target located on an outgoing radiation side of the X-ray relative to a collision location of the electron beam on the target.


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