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1. 发明授权

US09179027B2 Image forming apparatus for improving accuracy in alignment of an image to be printed on two surfaces of a recording medium by measuring a size of the recording medium 有权
标题翻译：图像形成装置，用于通过测量记录介质的尺寸来提高记录介质的两个表面上的待印刷图像的对准精度
公开(公告)号：US09179027B2
公开(公告)日：2015-11-03
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 , H04N1/00 , G06K15/02 , G03G15/00 , B65H7/02
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。

2. 发明授权

US09132977B2 Sheet conveying apparatus and image forming apparatus 有权
标题翻译：片材输送装置和成像装置
公开(公告)号：US09132977B2
公开(公告)日：2015-09-15
申请号：US14496188
申请日：2014-09-25
申请人： Naoto Ueda , Makoto Nakura , Shingo Takai , Koichi Kudo , Satoshi Ueda , Akira Kobashi
发明人： Naoto Ueda , Makoto Nakura , Shingo Takai , Koichi Kudo , Satoshi Ueda , Akira Kobashi
IPC分类号： B65H7/02 , B65H7/06 , B65H7/14 , G03G15/00 , B65H85/00 , B65H5/06 , G03G15/23 , B65H9/00 , B65H9/20
CPC分类号： B65H7/06 , B65H5/062 , B65H5/068 , B65H7/14 , B65H9/002 , B65H9/20 , B65H85/00 , B65H2511/11 , B65H2511/172 , B65H2511/414 , B65H2553/51 , B65H2553/81 , B65H2553/82 , B65H2701/1311 , B65H2701/1313 , G03G15/231 , G03G15/5029 , G03G15/6561 , G03G15/6567 , G03G2215/00586 , G03G2215/0059 , G03G2215/00734 , B65H2220/03 , B65H2220/01 , B65H2220/02
摘要： A sheet conveying apparatus includes a sheet conveying unit including a drive roller and a driven roller; a downstream detection unit and an upstream detection unit; a conveying amount measuring unit that measures a conveying amount of the sheet; and a conveying distance calculation unit that calculates a conveying distance of the sheet, wherein a distance between the downstream detection unit and the upstream detection unit or a perimeter of one of the drive roller and the driven roller is set such that an expected conveying distance calculated based on a set sheet length of an expected value of the sheet becomes a substantially integer multiple of a perimeter of the one of the drive roller and the driven roller.
摘要翻译：片材输送装置包括：片材输送单元，包括驱动辊和从动辊; 下游检测单元和上游检测单元; 传送量测量单元，其测量片材的输送量; 以及输送距离计算单元，其计算纸张的输送距离，其中下游检测单元与上游检测单元之间的距离或驱动辊和从动辊中的一个的周长被设定为使得预期的输送距离被计算基于纸张的期望值的设定纸张长度变为驱动辊和从动辊中的一个的周边的大致整数倍。

3. 发明申请

US20130195482A1 SHEET CONVEYING APPARATUS, IMAGE FORMING APPARATUS, SHEET CONVEYING DISTANCE CALCULATION APPARATUS AND SHEET LENGTH CALCULATION APPARATUS 有权
标题翻译：输送装置，图像形成装置，输送距离计算装置和片材长度计算装置
公开(公告)号：US20130195482A1
公开(公告)日：2013-08-01
申请号：US13559837
申请日：2012-07-27
申请人： Makoto NAKURA , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
发明人： Makoto NAKURA , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
IPC分类号： G03G15/16 , B65H7/14 , B65H5/06
CPC分类号： G03G15/6529 , B65H5/06 , B65H5/062 , B65H7/06 , B65H7/14 , B65H7/20 , B65H2511/11 , B65H2511/33 , B65H2513/50 , B65H2553/51 , B65H2701/1311 , B65H2701/1313 , G03G15/0189 , G03G15/1615 , G03G15/234 , G03G15/6561 , B65H2220/01 , B65H2220/03 , B65H2220/02
摘要： A sheet conveying apparatus includes a sheet conveying unit that conveys a sheet; a conveying amount measuring unit that measures a conveying amount of the sheet conveyed by the sheet conveying unit; a first detection unit that detects the sheet downstream of the sheet conveying unit in a conveying direction of the sheet; a second detection unit that detects the sheet upstream of the sheet conveying unit in the conveying direction of the sheet; and a conveying distance calculation unit that calculates a conveying distance of the sheet based on the measured result by the conveying amount measuring unit and the detected results detected by the first detection unit and the second detection unit.
摘要翻译：片材输送装置包括输送片材的片材输送单元; 输送量测量单元，其测量由所述纸张输送单元输送的纸张的输送量; 第一检测单元，在片材的输送方向上检测片材输送单元下游的片材; 第二检测单元，在片材的输送方向上检测片材输送单元的上游的片材; 以及输送距离计算单元，其基于由所述输送量测量单元的测量结果和由所述第一检测单元和所述第二检测单元检测到的检测结果来计算所述纸张的输送距离。

4. 发明授权

US09411292B2 Image forming apparatus, image forming method, and computer-readable recording medium 有权
标题翻译：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：US09411292B2
公开(公告)日：2016-08-09
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： G06F3/12 , G06F15/00 , G06K15/02 , B41C1/02 , H04N1/405 , G03G15/00 , G03G15/23 , H04N1/00 , H04N1/393
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。

5. 发明授权

US09354537B2 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
标题翻译：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。

6. 发明授权

US08838010B2 Sheet conveying apparatus, image forming apparatus, sheet conveying distance calculation apparatus and sheet length calculation apparatus 有权
标题翻译：片材输送装置，图像形成装置，片材输送距离计算装置和片材长度计算装置
公开(公告)号：US08838010B2
公开(公告)日：2014-09-16
申请号：US13559837
申请日：2012-07-27
申请人： Makoto Nakura , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
发明人： Makoto Nakura , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
IPC分类号： G03G15/00 , B65H5/06 , G03G15/16 , B65H7/14 , B65H7/20 , G03G15/23 , G03G15/01
CPC分类号： G03G15/6529 , B65H5/06 , B65H5/062 , B65H7/06 , B65H7/14 , B65H7/20 , B65H2511/11 , B65H2511/33 , B65H2513/50 , B65H2553/51 , B65H2701/1311 , B65H2701/1313 , G03G15/0189 , G03G15/1615 , G03G15/234 , G03G15/6561 , B65H2220/01 , B65H2220/03 , B65H2220/02
摘要： A sheet conveying apparatus includes a sheet conveying unit that conveys a sheet; a conveying amount measuring unit that measures a conveying amount of the sheet conveyed by the sheet conveying unit; a first detection unit that detects the sheet downstream of the sheet conveying unit in a conveying direction of the sheet; a second detection unit that detects the sheet upstream of the sheet conveying unit in the conveying direction of the sheet; and a conveying distance calculation unit that calculates a conveying distance of the sheet based on the measured result by the conveying amount measuring unit and the detected results detected by the first detection unit and the second detection unit.
摘要翻译：片材输送装置包括输送片材的片材输送单元; 输送量测量单元，其测量由所述纸张输送单元输送的纸张的输送量; 第一检测单元，在片材的输送方向上检测片材输送单元下游的片材; 第二检测单元，在片材的输送方向上检测片材输送单元的上游的片材; 以及输送距离计算单元，其基于由所述输送量测量单元的测量结果和由所述第一检测单元和所述第二检测单元检测到的检测结果来计算所述纸张的输送距离。

7. 发明授权

US08800160B2 Sheet length measuring device and image forming apparatus 有权
标题翻译：片材长度测量装置和成像装置
公开(公告)号：US08800160B2
公开(公告)日：2014-08-12
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： G01B5/04 , G01B3/12
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。

8. 发明授权

US08608164B2 Sheet conveying apparatus and image forming apparatus 有权
标题翻译：片材输送装置和成像装置
公开(公告)号：US08608164B2
公开(公告)日：2013-12-17
申请号：US13590480
申请日：2012-08-21
申请人： Shingo Takai , Makoto Nakura , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
发明人： Shingo Takai , Makoto Nakura , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
IPC分类号： B65H7/02
CPC分类号： B65H5/023 , B65H5/38 , B65H7/14 , B65H85/00 , B65H2301/342 , B65H2301/51212 , B65H2404/143 , B65H2404/611 , B65H2511/11 , B65H2511/33 , B65H2513/53 , B65H2553/51 , B65H2553/82 , B65H2701/1311 , B65H2701/1313 , G03G15/6561 , B65H2220/01 , B65H2220/03
摘要： A sheet conveying apparatus including: a sheet conveying unit; an upstream side guiding member that forms an upstream side conveying route of a sheet; a downstream side guiding member that forms a downstream side conveying route of the sheet; an upstream side detection unit; and a downstream side detection unit, wherein a detection position of the sheet for the upstream side detection unit is set between the sheet conveying unit and a position where the sheet is in contact with the upstream side guiding member, and a detection position of the sheet for the downstream side detection unit is set between the sheet conveying unit and a position where the sheet is in contact with the downstream side guiding member.
摘要翻译：一种片材输送装置，包括：片材输送单元; 形成片材的上游侧输送路径的上游侧引导构件; 形成片材的下游侧输送路径的下游侧引导构件; 上游侧检测单元; 以及下游侧检测单元，其中，用于上游侧检测单元的片材的检测位置被设置在片材输送单元和片材与上游侧引导构件接触的位置之间，片材的检测位置下游侧检测单元被设置在片材输送单元和片材与下游侧引导构件接触的位置之间。

9. 发明授权

US09152118B2 Sheet conveying apparatus, image forming apparatus, sheet conveying distance calculation apparatus and sheet length calculation apparatus 有权
标题翻译：片材输送装置，图像形成装置，片材输送距离计算装置和片材长度计算装置
公开(公告)号：US09152118B2
公开(公告)日：2015-10-06
申请号：US14456045
申请日：2014-08-11
申请人： Makoto Nakura , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
发明人： Makoto Nakura , Takuro Kamiya , Shingo Takai , Naoto Ueda , Satoshi Ueda , Akira Kobashi , Koichi Kudo
IPC分类号： G03G15/01 , G03G15/00 , B65H5/06 , B65H7/14 , G03G15/16 , B65H7/20 , B65H7/06 , G03G15/23
CPC分类号： G03G15/6529 , B65H5/06 , B65H5/062 , B65H7/06 , B65H7/14 , B65H7/20 , B65H2511/11 , B65H2511/33 , B65H2513/50 , B65H2553/51 , B65H2701/1311 , B65H2701/1313 , G03G15/0189 , G03G15/1615 , G03G15/234 , G03G15/6561 , B65H2220/01 , B65H2220/03 , B65H2220/02
摘要： A sheet conveying apparatus includes a sheet conveying unit that conveys a sheet including a drive roller, a driven roller, and a rotary encoder provided on a rotational axle of one of the drive roller and the driven roller; a conveying amount measuring unit that measures a conveying amount of the sheet; a first detection unit positioned downstream of the sheet conveying unit, the first detection unit being positioned apart from the drive roller and the driven roller not to overlap with the drive roller and the driven roller in the conveying direction; a second detection unit positioned upstream of the sheet conveying unit; and a conveying distance calculation unit that calculates a conveying distance of the sheet based on the measured result by the conveying amount measuring unit and the detected results detected by the first detection unit and the second detection unit.
摘要翻译：片材输送装置包括：纸张传送单元，其传送包括驱动辊，从动辊和设置在驱动辊和从动辊之一的旋转轴上的旋转编码器的片材; 传送量测量单元，其测量片材的输送量; 第一检测单元，位于片材输送单元的下游，第一检测单元定位成与驱动辊和从动辊分离，不与驱动辊和从动辊在输送方向上重叠; 位于所述片材输送单元的上游的第二检测单元; 以及输送距离计算单元，其基于由所述输送量测量单元的测量结果和由所述第一检测单元和所述第二检测单元检测到的检测结果来计算所述纸张的输送距离。

10. 发明申请

US20140118762A1 IMAGE FORMING APPARATUS 有权
标题翻译：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。

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