Postage meter system having a controlled level of ink

Details Postage meter system having a controlled level of ink Postage meter system having a controlled level of ink

2005-07-12

2008-12-02

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Controller

Reexamination Certificate

active

07458653

ABSTRACT:
A method of disabling operation of a disposable print module that has an ink reservoir and a plurality of ink ejection nozzles including unused nozzles, and that serves to be mounted on a base of a postage meter, the method including the following steps: forming, in a prior step, a residual ink level counter using a determined first group of the unused nozzles; determining the volume of ink consumed; destroying one of the unused nozzles of the residual ink level counter every time the print module is mounted on a different postage meter base; destroying one of the unused nozzles of ink consumed exceeds a predetermined ink level; and disabling operation of the print module when all of the unused nozzles of the residual ink level counter have been destroyed.

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patent: 2002/0003566 (2002-01-01), Lee
patent: 1 093 930 (2001-04-01), None
patent: 2 354 735 (2001-04-01), None

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