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 8132903 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 13, 2012

Filed:

Feb. 04, 2009
Applicants:

Naoaki Sakurai, Yokohama, JP;

Tsuyoshi Sato, Yokohama, JP;

Hiroyasu Kondo, Yokohama, JP;

Inventors:

Naoaki Sakurai, Yokohama, JP;

Tsuyoshi Sato, Yokohama, JP;

Hiroyasu Kondo, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/19 (2006.01); B41J 2/165 (2006.01); B41J 2/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ink jet system according to the present invention is provided with an air bubble removing unit including: an ink jet body having a plurality of ink supply path; a nozzle plate connected to an end of the ink jet body and having a plurality of spaced nozzle holes therein; and a cap configured to cover the nozzle holes formed in the nozzle plate wherein a first ink channel space is formed continuous to the nozzle holes and the plurality of ink supply path, and a second ink channel space is formed between a recess of the cap and a surface of the nozzle plate, so that the second ink channel space and the first ink channel space are continuous through the nozzle holes.


Find Patent Forward Citations

Sakurai, Naoaki. (2012). Ink jet system and method for removing air bubbles inside of an ink jet nozzle (U.S. Patent No. 8132903). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8132903

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