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. 14, 2006

Filed:

Jan. 18, 2005
Applicants:

Kouji Akutsu, Nara, JP;

Wataru Miyamoto, Kusatsu, JP;

Masayuki Yasumi, Kyoto, JP;

Tetsu Nakayama, Kyoto, JP;

Isao Nakata, Kyoto, JP;

Mitsuru Umeda, Kyoto, JP;

Inventors:

Kouji Akutsu, Nara, JP;

Wataru Miyamoto, Kusatsu, JP;

Masayuki Yasumi, Kyoto, JP;

Tetsu Nakayama, Kyoto, JP;

Isao Nakata, Kyoto, JP;

Mitsuru Umeda, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A switching mechanism is configured such that a lower limb radiographic filteris moved inside a radiation field of the X-rays that is an opening portion of an X-ray movable restriction only when radiographing a region of a subject from the groin to the toe, or the filter is moved outside the radiation field when radiographing the lumbar region of the subject. With this switching mechanism thus constituted, it is possible to lighten a burden on the operator, and realize the X-ray radiographic apparatus having high universality.


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