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. 05, 2019

Filed:

Jul. 23, 2015
Applicants:

Tokushima University, Tokushima, JP;

Fujikin Incorporated, Osaka, JP;

Inventors:

Yoshihiro Deguchi, Tokushima, JP;

Masaaki Nagase, Osaka, JP;

Nobukazu Ikeda, Osaka, JP;

Michio Yamaji, Osaka, JP;

Tadayuki Yakushijin, Osaka, JP;

Assignees:

TOKUSHIMA UNIVERSITY, Tokushima, JP;

FUJIKIN INCORPORATED, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/27 (2006.01); G01N 21/05 (2006.01); G01N 21/15 (2006.01);
U.S. Cl.
CPC ...
G01N 21/27 (2013.01); G01N 21/05 (2013.01); G01N 21/15 (2013.01); G01N 2021/151 (2013.01); G01N 2201/08 (2013.01);
Abstract

An inline concentration measurement device comprises: a measurement cell main body with a gas flow path formed; a light incident part with a window member connected to the main body; and a light receiving part with a window member connected to the main body, wherein the gas flow path includes a gas flow path for an optical path extending straight between the window members of the light incident part and the light receiving part, a first communication part making a gas inlet formed in the main body communicate with the gas flow path part for the optical path, and a second communication part making a gas outlet formed in the main body communicate with the gas flow path part for the optical path, and the first communication part obliquely extends from the gas inlet towards the window member of the light incident part.


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