Ink-jet printer

Details Ink-jet printer Ink-jet printer

1987-03-26

1988-03-08

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

G01D 1518, B41J 304

Patent

active

047301961

ABSTRACT:
The ink-jet printer contains an ink-jet nozzle (1) connected to a pressure chamber (5) which is recessed in a body (7) and is covered with a diaphragm (13, 15) on which a driving element (17) is fitted. The diaphragm contains an outer plate (13) on which the driving element (17) is fitted and an inner plate (15) provided with an oblong opening (19) which extends between the pressure chamber (5) and the ink-feed channel (11). The opening (19) forms a narrow passage with very accurately defined dimensions between the ink-feed channel (11) and the pressure chamber (5).

REFERENCES:
patent: 4229751 (1980-10-01), Tamai
patent: 4353078 (1982-10-01), Lee
patent: 4424521 (1984-01-01), Lewis
patent: 4425777 (1984-01-01), Jeglinski
patent: 4434350 (1984-02-01), Flisikowski

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