Image reading apparatus and image forming apparatus

    公开(公告)号:US10057440B2

    公开(公告)日:2018-08-21

    申请号:US15244333

    申请日:2016-08-23

    Inventor: Masahito Ikeda

    Abstract: An image reading apparatus has an image reading portion, a sheet feeding portion feeding the sheet to the image reading portion, a rotatably connecting portion which rotatably connects the sheet feeding portion to the image reading portion, a fixing member, a first fastening member for fastening the fixing member to a frame of the sheet feeding portion, and a second fastening member for fastening the fixing member to the rotatably connecting portion in a state where the frame is nipped between the rotatably connecting portion and the fixing member. When the fastening of the first fastening member is released and the fastening of the second fastening member is released, the fixing member is detachable from the frame and the rotatably connecting portion.

    IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

    公开(公告)号:US20180234576A1

    公开(公告)日:2018-08-16

    申请号:US15890520

    申请日:2018-02-07

    Inventor: Hisashi Otaka

    Abstract: An image reading apparatus includes a sheet supporting portion configured to support a sheet, a sheet feeding portion configured to feed the sheet, a reading unit configured to read an image on the sheet, a body portion including a conveyance path configured to guide the sheet fed by the sheet feeding portion to the reading unit, a first detection unit including a first moving portion configured to be in contact with the sheet and move, and a first detection portion configured to detect the first moving portion, a second detection unit including a second moving portion configured to be in contact with the sheet and move, and a second detection portion configured to detect the second moving portion, and a support member supported detachably on the body portion, and configured to support the first and second detection portions.

    INSPECTION APPARATUS, INSPECTION METHOD AND STORAGE MEDIUM

    公开(公告)号:US20180227463A1

    公开(公告)日:2018-08-09

    申请号:US15889395

    申请日:2018-02-06

    Inventor: Takahiro FUKASE

    Abstract: An inspection apparatus includes circuitry to acquire a first scanned image by scanning each recording media printed with a target image, acquire a second scanned image by scanning one recording medium printed with a color chart including a plurality of color patches, generate index color information including information of index colors having higher frequency of occurrence on the one recording medium for each of the color patches, generate color conversion information by associating each of the color patches and each of the index colors, generate a reference image for each of the index colors by performing a color conversion of the target image by applying the color conversion information, calculate a difference of a color value of each pixel configuring the first scanned image and a color value of each pixel of each of reference images, and inspect the printed matter based on a plurality of color difference values.

Patent Agency Ranking