发明名称 |
Document-skew detection with photosensors |
摘要 |
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 including a pair of area-photo-sensor means, one on each side of the check whereby the differential output thereof indicates "degree of skew".
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申请公布号 |
US5021676(A) |
申请公布日期 |
1991.06.04 |
申请号 |
US19890419571 |
申请日期 |
1989.10.10 |
申请人 |
UNISYS CORP. |
发明人 |
DRAGON, THOMAS;HYLAN, JOHN;REYNOLDS, ROBERT;MCCARTHY, PAUL;MERCHANT, PAUL;BERKOBEN, KENNETH |
分类号 |
B41J9/46;B41J9/48;B41J13/32;B41J15/00 |
主分类号 |
B41J9/46 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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