Ink jet head having trapezoidal ink passages, ink cartridge and

Details Ink jet head having trapezoidal ink passages, ink cartridge and Ink jet head having trapezoidal ink passages, ink cartridge and

1994-10-03

1996-04-16

Wong, Peter S.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 63, 347 56, B41J 205

Patent

active

055087256

ABSTRACT:
An ink jet head includes a first member provided with an ejection energy generating element for generating energy contributable to ejection of ink; a second member provided with a recess for defining an ink passage with a trapezoidal cross-section by being coupled with the first member, corresponding to the ejection energy generating element; and a third member provided with an ejection outlet which communicates with the ink passage and through which the ink is ejected.

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