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. 11, 2018

Filed:

Dec. 06, 2016
Applicants:

Ryo Tashiro, Kanagawa, JP;

Kenichiroh Hashimoto, Kanagawa, JP;

Takayuki Ito, Kanagawa, JP;

Kimito Abe, Kanagawa, JP;

Inventors:

Ryo Tashiro, Kanagawa, JP;

Kenichiroh Hashimoto, Kanagawa, JP;

Takayuki Ito, Kanagawa, JP;

Kimito Abe, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/145 (2006.01); B41J 2/01 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
B41J 2/01 (2013.01); B41J 2/145 (2013.01); B41J 2/21 (2013.01);
Abstract

A liquid discharging unit includes a first color nozzle group that includes nozzle arrays each in which nozzle holes for discharging liquids of process colors are arranged in a sub scanning direction perpendicular to a main scanning direction; a second color nozzle group that is provided on upstream side in the sub scanning direction with respect to the first color nozzle group and includes nozzle arrays each in which nozzle holes for discharging liquids of process colors are arranged in the sub scanning direction; and at least one auxiliary nozzle group that is provided between the first color nozzle group and the second color nozzle group and includes nozzle arrays each in which holes for discharging liquids of colors different from the process colors are arranged in the sub scanning direction, wherein the nozzle groups are respectively arranged to be shifted from each other in the main scanning direction.


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