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AssigneeRicoh Company, Ltd.
InventorsYusuke Ishizaki, Takaaki Kaneko
Estimating the term…
An abnormality detecting device includes: a light emitter including a light-emitting element disposed at one side of a conveyed medium, and configured to emit a laser beam having a width in a thickness direction of the medium by the light-emitting element; a light receiver disposed at the other side of the medium to be opposed to the light emitter across the medium, including a plurality of light-receiving elements arranged in the thickness direction of the medium, and configured to receive, by the plurality of light-receiving elements, the laser beam emitted by the light emitter; and a detecting unit configured to detect a lift of the medium in a case where a number of light-receiving elements indicating received light amounts not exceeding a first threshold and being arranged successively in the thickness direction among the plurality of light-receiving elements exceeds a second threshold.
An abnormality detecting device comprising:
An abnormality detecting method comprising:
A computer program product comprising a non-transitory computer-readable medium including programmed instructions that cause a computer configured to control an abnormality detecting device, to execute:
Dependencies are inferred from the claim text.