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US5485184A Ink jet recording head and ink jet apparatus having same 失效
具有该喷墨记录头和喷墨装置的喷墨记录头和喷墨装置

Ink jet recording head and ink jet apparatus having same
摘要:
An ink jet head includes first and second members for constituting liquid passages by joining them together; the second member has an ejection outlet forming member having a thickness a and is provided with a jaw having a dimension b, wherein an inside end of an ejection outlet of the ejection outlet forming member is displaced by a distance c from adjacent wall of a liquid passage, with b.gtoreq.5 microns, c.gtoreq.3 microns, and 20 microns.ltoreq.a+b.ltoreq.60 microns.
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