Sheet feeding or delivering – Feeding – By means to convey sheet
Reexamination Certificate
2011-07-26
2011-07-26
Karmis, Stefanos (Department: 3653)
Sheet feeding or delivering
Feeding
By means to convey sheet
C271S227000
Reexamination Certificate
active
07984905
ABSTRACT:
A first detecting unit S1for detecting a conveyed sheet at a first detecting position and a second detecting unit S2for detecting the sheet at a second detecting position are provided. A calculation unit calculates a distance between the first and second detecting positions based on detection signals from the first detecting unit and the second detecting unit at the time when a reference sheet having a known length has been conveyed and a length of reference sheet.
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Official Letter/Search Report, dated Feb. 25, 2010, issued in Chinese Application No. 200810129446.9.
Canon Kabushiki Kaisha
Fitzpatrick ,Cella, Harper & Scinto
Karmis Stefanos
Sanders Howard
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