Sheet property measurement device and image forming apparatus
AssigneeCanon Kabushiki Kaisha
InventorKazusa Morimoto
Life of this patent
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Abstract
A sheet property measurement device includes an insertion portion into which a sheet is to be inserted, a reading sensor configured to read a surface of the sheet inserted into the insertion portion, and a controller. The controller is configured to measure a property of the surface of the sheet based on a plurality of reading results given by the reading sensor, and output a measurement error in a case where all the plurality of reading results given by the reading sensor do not change from a reading result given at one location on the surface of the sheet with respect to an insertion direction of inserting the sheet.
Claims14
An identification apparatus having, in an insertion direction in which a sheet is inserted, one end side that includes an opening into which the sheet is inserted and another end side that includes an abutment portion against which the sheet abuts, the identification apparatus comprising:
- a reading sensor configured to read a surface of the sheet;
- and
- a display portion,
- wherein, in a case in which the surface of the sheet is read by the reading sensor in a state in which the sheet inserted through the opening is not moving, a message indicating that a reading result is abnormal is displayed on the display portion.
Dependencies are inferred from the claim text.