Recording head and recording apparatus having recording head

Details Recording head and recording apparatus having recording head Recording head and recording apparatus having recording head

2005-01-25

2005-01-25

Nguyen, Thinh (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S041000

Reexamination Certificate

active

06846064

ABSTRACT:
A recording head includes a first ejection outlet array having a plurality of ejection outlets for ejecting liquid; a second ejection outlet array having a plurality of ejection outlets for ejecting liquid, the second ejection outlet array extending along a direction in which the first ejection outlet array extends such that second ejection outlet array is not overlapped with the first ejection outlet array in the direction or a direction perpendicular to the direction, wherein an end portion of the first ejection outlet array is disposed to an end of the second ejection outlet array; and a plurality of supplementing ejection outlets disposed close to at least one of the end portions or the first ejection outlet array and the second ejection outlet array such that supplementing ejection outlets are overlapped with another one of the end portions in the direction in which the first ejection outlet array extends, wherein the supplementing ejection outlets are disposed at an interval which is different from an interval at which the ejection outlets of the first ejection outlet array are disposed.

REFERENCES:
patent: 5030317 (1991-07-01), Noguchi
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patent: 20020060715 (2002-05-01), Karita et al.
patent: 62-253457 (1987-11-01), None
patent: 5-57965 (1993-03-01), None
patent: 2000-289233 (2000-10-01), None

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