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    IMAGE FORMING APPARATUS
    3.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号：US20140118762A1

    公开(公告)日：2014-05-01

    申请号：US14059823

    申请日：2013-10-22

    申请人： Makoto NAKURA ,  Naoto Ueda ,  Shingo Takai ,  Satoshi Ueda

    发明人： Makoto NAKURA ,  Naoto Ueda ,  Shingo Takai ,  Satoshi Ueda

    IPC分类号： G06K15/16

    CPC分类号： H04N1/00748 ,  G03G15/5029 ,  G03G2215/00734 ,  G03G2215/0129 ,  G06K15/1868 ,  H04N1/00578 ,  H04N1/00594 ,  H04N1/0071 ,  H04N1/00734 ,  H04N1/00779

    摘要： An image forming apparatus includes an image forming unit to form an image on a recording medium; an inverting transport unit to invert first and second surfaces of the recording medium, and front and rear ends of the recording medium to transport the inverted recording medium; a recording medium width measuring unit to measure an end position of the recording medium in a width direction orthogonal to a transporting direction of the recording medium at a measuring position having an approximately identical distance from one end of the recording medium in the transporting direction before and after the image is formed on the recording medium; and a correcting unit to correct an image to be formed on a subsequent recording medium based on a change in a shape of the recording medium computed based on a measured result from the recording medium width measuring unit.

    摘要翻译： 图像形成装置包括：图像形成单元，用于在记录介质上形成图像; 反转传送单元，用于翻转记录介质的第一和第二表面以及记录介质的前端和后端，以传输倒置的记录介质; 记录介质宽度测量单元，用于测量记录介质在与记录介质的输送方向正交的宽度方向上的测量位置处的测量位置，所述测量位置距离记录介质在输送方向之前的一端具有大致相同的距离; 在图像形成在记录介质上之后; 以及校正单元，用于基于根据来自记录介质宽度测量单元的测量结果计算的记录介质的形状的变化来校正将在随后的记录介质上形成的图像。

    IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM
    4.
    发明申请
    IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM 有权
    图像形成装置，图像形成方法和计算机可读记录介质

    公开(公告)号：US20140037299A1

    公开(公告)日：2014-02-06

    申请号：US13950978

    申请日：2013-07-25

    申请人： Makoto NAKURA ,  Naoto Ueda ,  Satoshi Ueda ,  Shingo Takai ,  Koichi Kudo

    发明人： Makoto NAKURA ,  Naoto Ueda ,  Satoshi Ueda ,  Shingo Takai ,  Koichi Kudo

    IPC分类号： G03G15/00

    CPC分类号： G03G15/607 ,  G03G15/235 ,  G03G15/5095 ,  H04N1/00034 ,  H04N1/00047 ,  H04N1/0005 ,  H04N1/00063 ,  H04N1/00087 ,  H04N1/00713 ,  H04N1/00732 ,  H04N1/00734 ,  H04N1/00745 ,  H04N1/00779 ,  H04N1/00793 ,  H04N1/393 ,  H04N2201/0082

    摘要： An image forming apparatus includes an image forming unit forming an image on a first recording medium based on image data, a measurement unit being positioned in an immediate vicinity of the image forming unit, being arranged upstream of a sheet-conveyance path than the image forming unit, and measuring a size of the first recording medium, an expansion ratio calculation unit calculating an expansion ratio of the first recording medium based on a first size of the first recording medium obtained before the first recording medium is passed through the image forming unit and a second size of the first recording medium obtained after the first recording medium is passed through the image forming unit, and a correction unit correcting the image data used for forming another image on a second recording medium conveyed after the first recording medium based on the expansion ratio.

    摘要翻译： 图像形成装置包括基于图像数据在第一记录介质上形成图像的图像形成单元，位于图像形成单元附近的测量单元，布置在比图像形成的纸张传送路径的上游 单位，并且测量第一记录介质的尺寸;扩展比计算单元，基于在第一记录介质通过图像形成单元之前获得的第一记录介质的第一尺寸，计算第一记录介质的扩展比;以及 在第一记录介质通过图像形成单元之后获得的第一记录介质的第二尺寸，以及校正单元，用于校正用于在基于扩展的第一记录介质之后传送的第二记录介质上形成另一图像的图像数据 比。

    SHEET LENGTH MEASURING DEVICE AND IMAGE FORMING APPARATUS
    6.
    发明申请
    SHEET LENGTH MEASURING DEVICE AND IMAGE FORMING APPARATUS 有权
    厚度测量装置和图像形成装置

    公开(公告)号：US20120291299A1

    公开(公告)日：2012-11-22

    申请号：US13476359

    申请日：2012-05-21

    申请人： Koichi KUDO ,  Makoto NAKURA ,  Naoto UEDA ,  Satoshi UEDA ,  Akira KOBASHI ,  Shingo TAKAI

    发明人： Koichi KUDO ,  Makoto NAKURA ,  Naoto UEDA ,  Satoshi UEDA ,  Akira KOBASHI ,  Shingo TAKAI

    IPC分类号： G01B5/02

    CPC分类号： G01B5/02 ,  G01B5/24 ,  G01B7/02 ,  G01B7/30 ,  G01B21/02 ,  G01B21/22 ,  G03G15/0189 ,  G03G15/5029 ,  G03G2215/00734

    摘要： A sheet length measuring device includes a rotating body configured to rotate with a movement of a sheet in a conveying direction; a position detecting unit configured to detect leading and trailing ends of the sheet passing through a position of the rotating body; a measuring unit configured to measure a rotation amount of the rotating body and output an origin signal per one revolution of the rotating body; a storage unit configured to store changes of a sheet conveying amount with respect to respective rotation angles in one revolution of the rotating body; and a calculating unit configured to calculate a corrected length of the sheet from a value obtained from a rotation angle of the rotating body when the leading end of the sheet is detected and a value obtained from a rotation angle of the rotating body when the trailing end of the sheet is detected.

    摘要翻译： 片材长度测量装置包括旋转体，其构造成随着片材沿输送方向的移动而旋转; 位置检测单元，被配置为检测通过所述旋转体的位置的所述片材的前端和后端; 测量单元，被配置为测量旋转体的旋转量并输出旋转体的每转一次的原点信号; 存储单元，被配置为在旋转体的一圈中存储相对于各旋转角度的片材输送量的变化; 以及计算单元，被配置为从检测到所述纸张的前端的旋转体的旋转角度获得的值和从所述旋转体的后端的旋转角度获得的值来计算所述片材的校正长度 检测到纸张。

    Sheet feeder
    7.
    发明申请
    Sheet feeder 有权
    送纸器

    公开(公告)号：US20070121025A1

    公开(公告)日：2007-05-31

    申请号：US11603141

    申请日：2006-11-22

    申请人： Masaru Kawamoto ,  Shingo Takai

    发明人： Masaru Kawamoto ,  Shingo Takai

    IPC分类号： G02F1/1333

    CPC分类号： B65H3/128 ,  B65H1/18 ,  B65H3/48 ,  B65H3/54 ,  B65H7/14 ,  B65H2511/20 ,  B65H2553/414 ,  B65H2220/01

    摘要： According to an aspect of the invention, there is provided a sheet feeder including; an air blowing unit floating and separating an upper portion of sheet of paper laid on a tray; and a transfer belt adsorbing and transferring uppermost sheet of paper laid on the tray; an optical analog sensor sensing an upper face of the uppermost sheet of paper and comprising a sensing face including a light receiving surface; a shield plate movable with the sheet, the shield plate detecting a position of upper face of the sheet of paper so as to keep a position of the uppermost sheet at a constant position and comprising; an elastic shield member having a C-character shape, a surface of the elastic shield member where the elastic shield member is contact with the light receiving surface of the optical analog sensor being in the same plane of a surface of the elastic shield member where the elastic shield member is contact with the shield-plate.

    摘要翻译： 根据本发明的一个方面，提供了一种片材进给器，包括： 将放置在托盘上的纸张的上部分浮起并分离的送风单元; 以及吸附并转印放置在托盘上的最上面的纸张的转印带; 光学模拟传感器感测最上面的纸张的上表面并且包括包括光接收表面的感测面; 屏蔽板，其可与片材一起移动，所述屏蔽板检测所述纸张的上表面的位置，以便将所述最上面的片材的位置保持在恒定位置并且包括： 具有C字形的弹性屏蔽构件，弹性屏蔽构件的弹性屏蔽构件与光学模拟传感器的光接收表面接触的表面在弹性屏蔽构件的表面的同一平面中，其中， 弹性屏蔽构件与屏蔽板接触。

    Image forming apparatus for calculating shape of recording medium based on angles between conveying direction and straight lines using upstream and downstream detectors
    9.
    发明授权
    Image forming apparatus for calculating shape of recording medium based on angles between conveying direction and straight lines using upstream and downstream detectors 有权
    用于使用上游和下游检测器基于输送方向和直线之间的角度计算记录介质的形状的图像形成装置

    公开(公告)号：US09354537B2

    公开(公告)日：2016-05-31

    申请号：US13951007

    申请日：2013-07-25

    申请人： Naoto Ueda ,  Makoto Nakura ,  Shingo Takai ,  Satoshi Ueda ,  Koichi Kudo

    发明人： Naoto Ueda ,  Makoto Nakura ,  Shingo Takai ,  Satoshi Ueda ,  Koichi Kudo

    IPC分类号： G06K15/16 ,  G03G15/01 ,  G03G15/00

    CPC分类号： G03G15/0131 ,  G03G15/0189 ,  G03G15/6567

    摘要： An image forming apparatus includes an image forming unit that forms an image on a recording medium; a width detector that detects positions of side edges of the recording medium in a width direction, which is orthogonal to a conveying direction in which the recording medium is conveyed, at multiple detection positions along the conveying direction; a shape calculator that calculates angles between the conveying direction and straight lines each connecting the positions of the same side edge detected at the multiple detection positions and calculates a shape of the recording medium based on the angles; and a correction unit that corrects image data of the image to be formed by the image forming unit based on the calculated shape of the recording medium.

    摘要翻译： 图像形成装置包括在记录介质上形成图像的图像形成单元; 宽度检测器，沿着所述输送方向检测与所述记录介质被输送的传送方向正交的宽度方向上的记录介质的侧边缘的位置; 计算器，其计算输送方向与连接在多个检测位置检测到的同一侧边缘的位置的直线之间的角度，并基于角度计算记录介质的形状; 以及校正单元，其基于计算出的记录介质的形状校正由图像形成单元形成的图像的图像数据。

    SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS
    10.
    发明申请
    SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS 审中-公开
    输送装置和图像形成装置

    公开(公告)号：US20140312562A1

    公开(公告)日：2014-10-23

    申请号：US14249506

    申请日：2014-04-10

    申请人： Naoto UEDA ,  Makoto NAKURA ,  Shingo TAKAI ,  Satoshi UEDA

    发明人： Naoto UEDA ,  Makoto NAKURA ,  Shingo TAKAI ,  Satoshi UEDA

    IPC分类号： B65H7/02 ,  B65H5/06

    CPC分类号： B65H7/02 ,  B65H5/062 ,  B65H2511/11 ,  B65H2511/22 ,  B65H2553/51 ,  B65H2553/80 ,  B65H2557/2423 ,  B65H2601/122 ,  B65H2701/1311 ,  B65H2701/1313 ,  B65H2220/01 ,  B65H2220/03

    摘要： A sheet conveying apparatus includes a detecting unit configured to detect a sheet; a conveying unit including a driving roller and a driven roller that rotates in conformity with the driving roller and configured to convey the sheet by holding the sheet between the driving roller and the driven roller; a disk configured to rotate in correspondence with the driven roller and including multiple slits arranged in a periphery thereof; first and second sensors configured to detect the multiple slits and output detection signals, the first and second sensors being provided substantially opposite to each other where a rotational axle of the disk is positioned at a center between the first and second sensors; and a conveyance distance calculating unit configured to calculate a sheet conveying distance based on a detection result of the detecting unit and the detection signals.

    摘要翻译： 片材输送装置包括：检测单元，被配置为检测片材; 传送单元，其包括驱动辊和从动辊，所述驱动辊和从动辊根据所述驱动辊旋转并且构造成通过将所述片材保持在所述驱动辊和所述从动辊之间来传送所述片材; 配置为与所述从动辊对应地旋转并包括设置在其周边的多个狭缝的盘; 配置成检测多个狭缝并输出检测信号的第一和第二传感器，第一和第二传感器基本上彼此相对设置，其中盘的旋转轴位于第一和第二传感器之间的中心; 以及输送距离计算单元，被配置为基于检测单元的检测结果和检测信号来计算纸张传送距离。