Ink jet printer

Details Ink jet printer Ink jet printer

1996-11-26

2000-02-15

Le, N.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 15, 347 14, B41J 221, B41J 2205, B41J 2938

Patent

active

060244380

ABSTRACT:
A plurality of heads with a plurality types of ink each having a different density for the same color filled therein and ejecting the ink are provided, and also a control means for controlling volume of ink drops ejected for each dot is provided. When forming a pixel, a head is selected by the control means with volume of ink drops ejected from each head controlled, and two or more types of ink are ejected at one position with varied dot diameter for representation of density gradations.

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patent: 5617127 (1997-04-01), Takeuchi et al.
patent: 5625397 (1997-04-01), Allred et al.

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