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. 08, 2016

Filed:

Feb. 26, 2014
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Hidenao Suzuki, Nagano, JP;

Shoma Kudo, Nagano, JP;

Naomi Kimura, Nagano, JP;

Keigo Iizawa, Nagano, JP;

Masayuki Kanazawa, Nagano, JP;

Naofumi Mimura, Nagano, JP;

Keisuke Akimoto, Nagano, JP;

Ryusuke Takakura, Nagano, JP;

Soshi Okawa, Nagano, JP;

Munehide Kanaya, Nagano, JP;

Nobuyuki Nishi, Hama-mura, JP;

Satoshi Kawamura, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 29/13 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17506 (2013.01); B41J 2/175 (2013.01); B41J 2/1752 (2013.01); B41J 2/17509 (2013.01); B41J 2/17513 (2013.01); B41J 2/17553 (2013.01); B41J 2/17596 (2013.01); B41J 29/13 (2013.01);
Abstract

An ink tank unit includes: an ink tank that is able to contain ink; an ink filling unit that is provided in a case of the ink tank and has an opening which enables the ink tank to be filled with the ink; and a second case that covers at least a part of a peripheral section of the ink filling unit, of a fifth wall of the case on which the ink filling unit is provided. A recessed section and a side wall which enables the ink to be guided to the recessed section are provided on at least one section of the peripheral section of the fifth wall and a section of the second case, which faces the peripheral section.


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