Patent Issued for Image forming apparatus (USPTO 11841665).

A patent has been issued for an image forming apparatus by Canon Kabushiki Kaisha. The patent describes a configuration that notifies the user of the position of a recording medium remaining in the apparatus. The invention includes a conveyance unit with sensors and light sources that determine the position of a paper jam and control the corresponding light source to turn on. The apparatus also includes a capacitor to reduce voltage fluctuation and a shut-off mechanism when the conveyance unit is pulled out. The invention aims to provide a less expensive configuration for notifying paper jams in an image forming apparatus. [Extracted from the article]