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:
Aug. 15, 2023

Filed:

Jul. 16, 2021
Applicant:

Kohta Akiyama, Kanagawa, JP;

Inventor:

Kohta Akiyama, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04588 (2013.01); B41J 2/04541 (2013.01); B41J 2/04581 (2013.01); B41J 2/04593 (2013.01);
Abstract

A liquid discharge device and a method of discharging liquid. The liquid discharge device includes a head driver to drive an actuator element to generate force to discharge an ink droplet from a head onto an object to be conveyed, the object to be conveyed moving relative to the head, and a discharge controller. The discharge controller and the method includes computing a first drive cycle according to an amount of relative movement of the object moving relative to a head, adjusting the first drive cycle to a value within a second cycle range different from a first cycle range in which an ink droplet is abnormally discharged from the head, obtaining a second drive cycle as a result of adjustment performed on the first drive cycle, every time the second drive cycle passes one or more times, and adjusting the first drive cycle.


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