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:
Nov. 07, 2023

Filed:

Jan. 31, 2022
Applicant:

Rigaku Corporation, Akishima, JP;

Inventor:

Takeshi Osakabe, Akishima, JP;

Assignee:

RIGAKU CORPORATION, Akishima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 23/20016 (2018.01); G01N 23/20025 (2018.01);
U.S. Cl.
CPC ...
G01N 23/20016 (2013.01); G01N 23/20025 (2013.01);
Abstract

Provided is an X-ray analysis apparatus including: a goniometer; a sample stage provided at a rotation center of the goniometer; an X-ray source configured to irradiate a sample with an X-ray, the sample being fixed on the sample stage; an X-ray detector configured to detect the X-ray diffracted by the sample; and an opening/closing mechanism configured to vary a width of a slit, which is formed between a pair of shielding members, by opening/closing the pair of shielding members, the opening/closing mechanism including an asymmetric control unit configured to control aperture widths of the pair of shielding members asymmetrically for one of the pair of shielding members on one side and another one of the pair of shielding members on another side depending on a rotation angle of the goniometer.


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