Title: Multiple-electrode print head for electroerosion printers

Abstract: Apparatus for and method of providing multiplex control for the plurality of electrodes in an electroerosion print head. This technique allows the elimination of a number of control leads originally required and reduces the cost of electrode drivers. Electrode spacing is modified slightly to accommodate the multiplexing control.

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Inventors: Bahr, Dietrich J. (Herrenberg, DE, US)
Burckardt, Karl H. (Herrenberg, DE, US)

Application Number: 867391
Filing Date: 1978-01-06
Publication_date: 1980-01-29
Assignee: International Business Machines Corporation (Armonk, NY)
Primary Class(es): 347/162
Other Classes:
US Patent Ref:

2933559	Apr, 1960	Campbell	346/162.
3732573	May, 1973	Merka	346/162.
3797021	Mar, 1974	Hida	346/162.
3946403	Mar, 1976	Ikeuchi	346/154.
4115763	Sep, 1978	Brow, Jr.	346/154.

Other Refs: 2215519

Oct, 1973	DE

Primary Examiner: Wolff, John H.
Assistant Examiner:
Attorney: Johnson; Kenneth P.