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. 03, 2020

Filed:

Jan. 22, 2015
Applicant:

Hitachi High-technologies Corporation, Tokyo, JP;

Inventors:

Atsushi Kishioka, Tokyo, JP;

Yu Ishige, Tokyo, JP;

Tetsuyoshi Ono, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/333 (2006.01); G01N 27/27 (2006.01); G01N 33/49 (2006.01); F16J 15/02 (2006.01); G01N 27/413 (2006.01);
U.S. Cl.
CPC ...
G01N 27/333 (2013.01); F16J 15/021 (2013.01); G01N 27/413 (2013.01); G01N 33/4915 (2013.01); G01N 27/27 (2013.01); G01N 33/492 (2013.01);
Abstract

There is provided an electrolyte measuring device that can decrease a liquid amount used for measurement, in which stable sealing can be provided in connecting passages of ion selective electrodes to each other with no gap, while maintaining high measurement accuracy of an existing ion selective electrode, and a residing sample liquid can be greatly decreased. In a flow-type ion selective electrode, a sealing member is used, which can be brought into intimate contact with a passage connecting unit to near a passage hole. A gap regulating member is provided to keep a gap between the electrodes constant and to prevent the sealing member from being excessively pressed. An electrode case has a structure suitable for the sealing member for allowing the alignment and holding of the sealing member.


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