Method of operating a continuous ink jet printer apparatus

Incremental printing of symbolic information – Ink jet – Ejector mechanism

Reexamination Certificate

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Details

Other Related Categories

C347S077000

Type

Reexamination Certificate

Status

active

Patent number

07393085

Description

ABSTRACT:
A method of operating a continuous ink jet printer apparatus, the method comprising the steps of: applying a first voltage pulse to an electrode in order to modify the direction of an ink stream; applying a second voltage pulse to the electrode for a pre-determined period of time; measuring the charge carried on the ink stream; and modifying the operation of the printer in response to the charge measured.

REFERENCES:
patent: 4897667 (1990-01-01), Uchiyama et al.
patent: 6309058 (2001-10-01), Lecheheb et al.

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