Ribbon tracking technique with low-ribbon detection

Details Ribbon tracking technique with low-ribbon detection Ribbon tracking technique with low-ribbon detection

1993-08-16

1994-10-04

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250570, G01N 2186

Patent

active

053529006

ABSTRACT:
Disclosed are Power Encoder means for imprinting MICR characters on checks, with optical check-sensing means disposed along a check-transport path, including optical skew-sensor means.

REFERENCES:
patent: 3148814 (1964-09-01), Studer
patent: 3177749 (1965-04-01), Best et al.
patent: 4163158 (1979-07-01), Coughenour et al.
patent: 4188901 (1980-02-01), Beckerman
patent: 4188902 (1980-02-01), Kahan

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