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. 17, 2026

Filed:

Mar. 14, 2024
Applicants:

Masaya Shingyoh, Kanagawa, JP;

Kouichi Takahashi, Kanagawa, JP;

Yoshinori Bandoh, Kanagawa, JP;

Inventors:

Masaya Shingyoh, Kanagawa, JP;

Kouichi Takahashi, Kanagawa, JP;

Yoshinori Bandoh, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/165 (2013.01);
Abstract

A discharge head includes multiple nozzles and a recess. The multiple nozzles are arrayed in a first direction. A liquid is dischargeable from the multiple nozzles in a discharge direction. The recess is recessed from the nozzle face in a second direction, is disposed at one side of a nozzle row in a third direction, and has a wall face extending in the first direction and the second direction. The wall face is disposed between the nozzle row and a side face of the discharge head. The discharge head has an inner region in which the multiple nozzles are arrayed and an outer region outside the inner region in the first direction. The recess covers a boundary region between the inner region and the outer region. The wall face has a first height in the outer region and a second height lower than the first height in the inner region.


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