Method of filling buffer chamber in print head with bubble...

Details Method of filling buffer chamber in print head with bubble... Method of filling buffer chamber in print head with bubble...

2005-04-12

2005-04-12

Meier, Stephen (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S092000, C347S094000

Reexamination Certificate

active

06877835

ABSTRACT:
The present invention allows a buffer portion to sufficiently restrain the vibration of ink in a print head. To achieve this, the buffer portion is disposed close to a channel between a common chamber and an ejection opening and is filled with at least one bubble, and then excess of the at least one bubble is removed through the ejection opening.

REFERENCES:
patent: 6109734 (2000-08-01), Kashino et al.
patent: 6260962 (2001-07-01), Yano et al.
patent: 496533 (1992-07-01), None
patent: 5-31904 (1993-02-01), None
patent: 6-270413 (1994-09-01), None
patent: 8-39800 (1996-02-01), None

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