LIQUID EJECTION HEAD AND RECORDING DEVICE

Title:

LIQUID EJECTION HEAD AND RECORDING DEVICE

Document Type and Number:

WIPO Patent Application WO/2017/073668

Kind Code:

A1

Abstract:

Provided is a liquid ejection head, wherein an ejection unit of a first flow channel member comprises: an ejection hole; a pressurizing chamber that is connected to the ejection hole; a first individual flow channel and a second individual flow channel that each connect the pressurizing chamber and a first common flow channel to each other; and a third individual flow channel that connects the pressurizing chamber and a second common flow channel to each other. The first common flow channel is provided, in a flow channel direction, with a plurality of first parts, and a plurality of second parts that are respectively disposed between the plurality of first parts and that each have a smaller cross-sectional area than the first parts in the front and the rear of each second part. In each ejection unit, the first individual flow channel and the second individual flow channel are respectively connected to two positions of the first common channel, at least one second part being interposed between the two positions.

Inventors:

KOBAYASHI NAOKI (JP)
KAWAMURA HIROYUKI (JP)
IKEUCHI WATARU (JP)

Application Number:

PCT/JP2016/081885

Publication Date:

May 04, 2017

Filing Date:

October 27, 2016

Export Citation:

Click for automatic bibliography generation Help

Assignee:

KYOCERA CORP (JP)

International Classes:

B41J2/14

Domestic Patent References:

WO2009143362A1

2009-11-26

Foreign References:

JP2015182448A	2015-10-22
JP2015147374A	2015-08-20

Other References: