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:
Feb. 05, 2013

Filed:

Sep. 30, 2009
Applicants:

Yui Ogawa, Osaka, JP;

Hiroyuki Umezawa, Osaka, JP;

Tetsuya Yamamoto, Osaka, JP;

Tsuyoshi Rakuma, Osaka, JP;

Hiroyuki Kobayashi, Osaka, JP;

Masahiro Iseki, Osaka, JP;

Inventors:

Yui Ogawa, Osaka, JP;

Hiroyuki Umezawa, Osaka, JP;

Tetsuya Yamamoto, Osaka, JP;

Tsuyoshi Rakuma, Osaka, JP;

Hiroyuki Kobayashi, Osaka, JP;

Masahiro Iseki, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A water softening module has a case body which includes cover members secured to their respective ends of a cylindrical case. A pair of electrodes are provided in the case body. A fibrous medium is located in contact with a water-outlet-side face of the electrodes. The fibrous medium has a stacked structure constituted of a first fiber layer and a second fiber layer, which are electrically conductive. The first fiber layer is positioned in contact with the upstream side of the second fiber layer, and the first fiber layer is positioned in contact with the downstream-side face of the electrodes. The specific surface area of the first layer is smaller than that of the second fiber layer.


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