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. 22, 2015

Filed:

Jan. 23, 2013
Applicant:

Campbell Scientific, Inc., Logan, UT (US);

Inventors:

Rex P. Burgon, Logan, UT (US);

Steven D. Sargent, Logan, UT (US);

Assignee:

CAMPBELL SCIENTIFIC, INC., Logan, UT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/01 (2006.01); G01N 1/00 (2006.01); G01N 21/15 (2006.01); G01N 21/03 (2006.01); G01N 33/00 (2006.01); B01D 45/12 (2006.01);
U.S. Cl.
CPC ...
G01N 1/00 (2013.01); G01N 21/15 (2013.01); B01D 45/12 (2013.01); G01N 33/0029 (2013.01); G01N 2021/0307 (2013.01);
Abstract

In one example, a sample gas analyzer includes a sample cell configured to receive a gas sample, a sample tube including a passageway that is in communication with the sample cell, and an intake portion. A cleaning element is disposed between, and arranged for fluid communication with, the sample tube and the sample cell, and includes a body having a chamber configured to aid in imparting a rotational motion to a fluid stream entering the chamber. The cleaning element also includes an inlet port that is in communication with the chamber and that is configured and arranged for communication with the atmosphere. Finally, the cleaning element includes an outlet port in communication with the chamber and the sample cell.


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