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 8579420 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 12, 2013

Filed:

Mar. 14, 2011
Applicants:

Hidehiro Yoshida, Osaka, JP;

Kazuki Fukada, Osaka, JP;

Keisei Yamamuro, Osaka, JP;

Inventors:

Hidehiro Yoshida, Osaka, JP;

Kazuki Fukada, Osaka, JP;

Keisei Yamamuro, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/17 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ink-jet apparatus comprising: an ink supply channel through which ink flows; an ink chamber that communicates with the ink supply channel via an ink inlet channel, holds the ink supplied from the ink supply channel, and has a nozzle that discharges the ink; an ink evacuation channel that communicates with the ink chamber via an ink outlet channel, and through which the ink evacuated from the ink chamber flows; an ink circulating section that applies pressure to the ink so that the ink flows into the ink evacuation channel from the ink supply channel via the ink chamber; a first actuator that vibrates a wall of the ink chamber; and a second actuator that changes an area of a cross-section of the ink outlet channel.


Find Patent Forward Citations

Yoshida, Hidehiro. (2013). Ink-jet apparatus (U.S. Patent No. 8579420). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8579420

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