Thermal ink jet recording apparatus using a grouped transducer d

Details Thermal ink jet recording apparatus using a grouped transducer d Thermal ink jet recording apparatus using a grouped transducer d

1992-09-21

1993-05-25

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

B41J 205

Patent

active

052144500

ABSTRACT:
An ink jet recording apparatus for an ink jet recording apparatus includes a plurality of electrothermal transducer elements for producing thermal energy for ejections of recording liquid driving circuitry for supplying electric energy to the electrothermal transducer elements in accordance with data to be recorded and a control signal, wherein the plural electrothermal transducers are grouped into plural groups, and the groups are simultaneously driven by the driving device, wherein the electrothermal transducer elements in a group are supplied with electric power in a period between maximum expansion of a bubble in a previously driven group and expiration thereof.

REFERENCES:
patent: 4313124 (1982-01-01), Hara
patent: 4345262 (1982-08-01), Shirato
patent: 4463359 (1982-08-01), Shirato
patent: 4723129 (1982-01-01), Hara

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