Ink jet printer head

Details Ink jet printer head Ink jet printer head

1989-04-12

1990-10-09

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

B41V 2045

Patent

active

049623915

ABSTRACT:
An ink jet print head is provided having a nozzle forming substrate with a plurality of nozzles formed therein. Vibrators formed on a piezoelectric transducer disposed within the ink jet print head opposite the nozzles are independently drivable. A first gap is formed between the nozzle forming substrate and a vibrator in a region adjacent the nozzles. A second gap is formed between the nozzle forming substrate and a vibrator at a region away from the nozzles having a different dimension than the first gap.

REFERENCES:
patent: 4072959 (1978-02-01), Elmquist
patent: 4209794 (1980-06-01), Kattner
patent: 4409601 (1983-10-01), Nilsson
patent: 4409602 (1983-10-01), Nilsson
patent: 4438441 (1984-03-01), Bolmgren
patent: 4539575 (1985-09-01), Nilsson
patent: 4564851 (1986-01-01), Nilsson

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