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:
Dec. 30, 2014

Filed:

Aug. 09, 2012
Applicants:

Yun Wang, Hitachi, JP;

Hisamitu Hatou, Hitachi, JP;

Toshikazu Kikuchi, Hitachi, JP;

Inventors:

Yun Wang, Hitachi, JP;

Hisamitu Hatou, Hitachi, JP;

Toshikazu Kikuchi, Hitachi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 23/20 (2006.01); G01L 5/00 (2006.01); G01L 1/25 (2006.01);
U.S. Cl.
CPC ...
G01N 23/20008 (2013.01); G01N 2223/62 (2013.01); G01L 5/0047 (2013.01); G01L 1/25 (2013.01);
Abstract

There is provided an X-ray diffraction instrument including: a two-dimensional plate-like X-ray detector; an X-ray emitter integrated with the X-ray detector so as to penetrate the plate of the X-ray detector; a cylinder-like shield to define an orientation of the X-ray emitter and to prevent X-ray leakage, the X-ray detector being attached to one open end of the cylinder-like shield; and a standard powder attachment device to attach a standard powder for X-ray diffraction measurement to a surface of an object to be measured. The X-ray diffraction instrument can perform an X-ray diffraction measurement to an object larger than the X-ray detector thereof. The invented X-ray diffraction instrument is small in size, and can perform accurate X-ray diffraction measurement of stationary immovable objects without limitation on an orientation of the measurement surface. In addition, X-ray leakage is prevented for operator safety.


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