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.

Patent No.:

US 9902149 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 27, 2018

Filed:

Apr. 12, 2017
Applicant:

Roland Dg Corporation, Hamamatsu-shi, Shizuoka, JP;

Inventor:

Keisuke Misawa, Hamamatsu, JP;

Assignee:

ROLAND DG CORPORATION, Shizuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04563 (2013.01); B41J 2/04541 (2013.01); B41J 2/04581 (2013.01);
Abstract

A liquid injection device includes a driving signal correction circuit correcting a reference driving signal based on a temperature detected by a temperature sensor. The driving signal correction circuit includes a first correction circuit that corrects injection pulses excluding a liquid drop injection speed-controlling injection pulse when the temperature detected by the temperature sensor is lower than or equal to a predetermined reference temperature, and a second correction circuit that corrects all of the injection pulses when the temperature detected by the temperature sensor is higher than the predetermined reference temperature.


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Misawa, Keisuke. (2018). Liquid injection device and inkjet recording device including the same (U.S. Patent No. 9902149). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9902149

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