Piezoelectric printing head for ink jet printer, and method

Details Piezoelectric printing head for ink jet printer, and method Piezoelectric printing head for ink jet printer, and method

1983-08-17

1985-03-12

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

29 2535, 29856, G01D 1518

Patent

active

045048452

ABSTRACT:
A printing head for an ink jet printer has a plurality of ink channels formed as hollow tubes, each with a hollow cylindrical piezoelectric transducer, which tubes are interconnected to form a piezoelectric tube group. The piezoelectric tube group is assembled with a front housing part which supports the front end of the tube group, and a housing cap bearing electrical contacts engaging the piezoelectric tube elements is assembled in place, after which the interior is filled with a casting resin.

REFERENCES:
patent: 4158847 (1978-04-01), Heinzl et al.
patent: 4248823 (1981-02-01), Bader
patent: 4368477 (1983-01-01), Heinzl
patent: 4414552 (1983-11-01), Bergmann

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