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 8500243 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 06, 2013

Filed:

Feb. 28, 2011
Applicant:

Keizaburo Yamamoto, Shizuoka, JP;

Inventor:

Keizaburo Yamamoto, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/15 (2006.01); B41J 2/145 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to one embodiment, an inkjet head includes a nozzle plate, a base member, a frame-like member, an ink chamber, a supply channel and a discharge channel. The nozzle plate includes nozzles. The base member includes driving elements that cause the ink to be ejected from the nozzles, and is opposed to the nozzle plate. The frame-like member is interposed between the nozzle plate and the base member and includes first opening parts and a second opening part extending over all the first opening parts. The ink chamber is provided inside the frame-like member and communicates with the ink chamber. The supply channel is provided in the base member and communicates with the ink chamber to supply ink. The discharge channel is provided in the base member, communicates with the ink chamber to discharge ink, and is connected to the first opening parts through the second opening parts.


Find Patent Forward Citations

Yamamoto, Keizaburo. (2013). Inkjet head and method of manufacturing inkjet head (U.S. Patent No. 8500243). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8500243

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