Ink-jet printing apparatus and film nozzle member used in the sa

Details Ink-jet printing apparatus and film nozzle member used in the sa Ink-jet printing apparatus and film nozzle member used in the sa

1988-04-13

1989-09-26

Goldberg, E. A.

Recorders

Markers and/or driving means therefor

With ink supply to marker

400196, G01D 1516, B41J 3200

Patent

active

048704326

ABSTRACT:
An ink-jet printing apparatus comprises a thermal printing head having heating elements, and a film nozzle member having a plurality of holes for holding an ink and a plurality of connecting grooves for connecting same of the plurality of holes, said plurality of connecting grooves being formed in a surface thereof opposing the heating elements of the thermal printing head. While the heating elements are selectively heated, bubbles are formed in the heated ink filled in the plurality of holes in the film nozzle member as it passes over the heating elements, said bubbles being formed adjacently to the heating elements, and the ink ejected from the plurality of holes by the pressure created by the bubbles is attached to a printing member conveyed near the film nozzle member in the vicinity of the thermal printing head, thereby performing printing.

REFERENCES:
patent: 4282533 (1981-08-01), Brooks
patent: 4514741 (1985-04-01), Meyer
patent: 4608577 (1986-08-01), Hori
patent: 4751527 (1988-06-01), Oda

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