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1. 发明专利

JP2013205725A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2013205725A
公开(公告)日：2013-10-07
申请号：JP2012076449
申请日：2012-03-29
申请人： Canon Inc , キヤノン株式会社
发明人： KANEMURA SHOJI , KIYAMA KOTA , KAYANO NORIYUKI , TAKANO KATSUHIKO , MATSUMOTO SUNAO
IPC分类号： G03G15/01 , G03G15/16 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of obtaining a correction amount for correcting periodic positional fluctuations in a main scanning direction of an image formed on an image carrier accurately by a small number of integrating operations without being affected by periodic positional fluctuation caused by a supporting rotational body of a belt member.SOLUTION: A control part 101 executes an adjustment mode for adjusting at least one of a forming position in a main scanning direction of an electrostatic image of an image at a plurality of phase positions of a photosensitive drum 1Y and a forming magnification in the main scanning direction. In the adjustment mode, a difference amount between positional information in the main scanning direction of an adjustment toner image acquired by using image sensors IS1, IS2 and positional information in the main scanning direction of an intermediate transfer belt 9 acquired by using an approach sensor YS is integrated by respectively corresponding to the plurality of phase positions of the photosensitive drum 1Y so as to acquire correction data for exposure control.
摘要翻译：要解决的问题：提供一种图像形成装置，其能够通过少量的积分运算来精确地获得用于校正在图像载体上形成的图像的主扫描方向上的周期性位置波动的校正量，而不受周期性位置波动的影响由皮带构件的支撑旋转体引起的。解决方案：控制部101执行调整模式，用于调整在多个相位位置处的图像的静电图像的主扫描方向上的形成位置中的至少一个感光鼓1Y和主扫描方向的成像倍率。在调整模式中，通过使用图像传感器IS1，IS2获取的调节调色剂图像的主扫描方向上的位置信息与通过使用接近传感器YS获取的中间转印带9的主扫描方向的位置信息之间的差值通过分别对应于感光鼓1Y的多个相位位置而被积分，以获得用于曝光控制的校正数据。

2. 发明专利

JP2009113890A Inkjet recording device 审中-公开
标题翻译：喷墨记录装置
公开(公告)号：JP2009113890A
公开(公告)日：2009-05-28
申请号：JP2007286226
申请日：2007-11-02
申请人： Canon Inc , キヤノン株式会社
发明人： KIYAMA KOTA , NINOMIYA ATSUYUKI , MATSUMOTO SUNAO , NAOI MASAAKI
IPC分类号： B65H7/14 , B41J2/01
摘要： PROBLEM TO BE SOLVED: To detect floating of a recording medium when shape changing of the recording medium occurs between rollers carrying the recording medium and to prevent breakage of a recording head and contamination of the recording medium due to contact of the recording medium and the recording head.
SOLUTION: This inkjet recording device to record while fixing the recording head and carrying the recording medium detects carrier failure by predicting the shape changing of the recording medium from carrier speed of the recording medium on the carrier upstream side of the recording head and carrier speed on the carrier downstream side of the recording medium.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了检测记录介质的形状变化时的记录介质的浮动发生在承载记录介质的辊之间并且防止记录头的破坏以及由于记录介质的接触而导致的记录介质的污染和记录头。解决方案：在固定记录头并携带记录介质时记录的喷墨记录装置通过从记录头的载体上游侧的记录介质的载体速度预测记录介质的形状变化来检测载体故障，载体速度在记录介质的载体下游侧。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2008162274A Inkjet printing apparatus and inkjet printing method 有权
标题翻译：喷墨打印设备和喷墨打印方法
公开(公告)号：JP2008162274A
公开(公告)日：2008-07-17
申请号：JP2007312991
申请日：2007-12-04
申请人： Canon Inc , キヤノン株式会社
发明人： KIYAMA KOTA , NINOMIYA ATSUYUKI , MATSUMOTO SUNAO , NAOI MASAAKI
IPC分类号： B41J2/01
CPC分类号： B41J11/008 , B41J3/543 , B41J11/0095
摘要： PROBLEM TO BE SOLVED: To provide a method of controlling a printing position without a shift occurring in the printing position of a printing medium even if float-like distortion occurs in the printing medium during its delivery in a printing apparatus for printing an image using a plurality of printing heads.
SOLUTION: Configurations 11-14 for detecting the delivery rate of the printing medium and configurations 101-107 for adjusting driving timing at which each of a plurality of printing heads discharge ink according to the obtained delivery rate are provided in the printing apparatus. Thereby, even if float-like distortion occurs in the printing medium during its delivery, the printing position can be controlled without causing a shift in the printing position of the printing medium.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种控制打印位置而不会在打印介质的打印位置中发生偏移的方法，即使在打印介质中在打印介质的输送期间在打印介质中发生漂浮状变形时，图像使用多个打印头。解决方案：用于检测打印介质的传送速率的配置11-14和用于调节多个打印头中的每个打印头根据获得的传送速率排出墨的配置101-107设置在打印设备中。因此，即使打印介质在其传送期间发生漂浮状变形，也可以控制打印位置，而不会导致打印介质的打印位置的移动。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2008062515A Inkjet recording device 审中-公开
标题翻译：喷墨记录装置
公开(公告)号：JP2008062515A
公开(公告)日：2008-03-21
申请号：JP2006242959
申请日：2006-09-07
申请人： Canon Inc , キヤノン株式会社
发明人： NINOMIYA ATSUYUKI , NAOI MASAAKI , KIYAMA KOTA , MATSUMOTO SUNAO
IPC分类号： B41J2/045 , B41J2/055
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recording device which is constituted of a plurality of ink discharge units and prints using a recording head arranged with respective ink discharge lines overlapped and which can minimize the deterioration of image quality even when the inclined traveling of printing sheets occurs or even when the mounting accuracy of the ink charge units is lowered.
SOLUTION: An image dividing position 103 is determined according to the printing dot arrangement of the image. The dividing determination standard thereof is carried out by a first method in which an area where printing dots is continuous is made to be a dividing position and a second method in which continuous space area where there is no printing dot is made to be a dividing position. The first method or the second method is selected according to the printed image density and further the position where the image dividing distance is shortest is made to be a dividing position when there are plurality of image dividing areas. Alternatively, a route where connecting section total extension becomes shortest is selected in the case dividing positions becomes discrete.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种由多个喷墨单元构成的喷墨记录装置，并且使用重叠布置有各个墨水排出管线的记录头进行打印，并且即使当倾斜甚至当墨水充电单元的安装精度降低时，也会出现打印纸行进。解决方案：根据图像的打印点布置来确定图像分割位置103。其划分确定标准是通过将打印点连续的区域作为分割位置的第一种方法进行的，其中不存在打印点的连续空间区域的第二方法被设为分割位置。根据打印图像浓度选择第一种方法或第二种方法，并且当存在多个图像分割区域时，进一步将图像分割距离最短的位置作为分割位置。或者，在分割位置变得离散的情况下选择连接部分总伸长变得最短的路线。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006187979A Inkjet recorder 审中-公开
标题翻译：喷墨记录仪
公开(公告)号：JP2006187979A
公开(公告)日：2006-07-20
申请号：JP2005002443
申请日：2005-01-07
申请人： Canon Inc , キヤノン株式会社
发明人： KAYANO NORIYUKI , NINOMIYA ATSUYUKI , NAOI MASAAKI , KANEMURA MASAJI , HAYASHI ISAO , KIYAMA KOTA , FUKASAKA TOSHIHIRO
IPC分类号： B41J2/01
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recorder which can carry out appropriate non-ejection detection by cleaning of a glass surface even when the glass surface of a reading part is stained and an S/N of read data is decreased.
SOLUTION: The inkjet recorder which has one or a plurality of inkjet recording heads of a full line type equipped with a recording element array corresponding to a width of a recording medium comprises a transfer means which transfers the recording medium, a means which prints a chart for detecting non-ejection of the recording heads onto the transfer means, and a means which has a reading means to read the detection chart and detects on the basis of the read data whether or not each nozzle of the recording heads is non-ejection.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种喷墨记录器，即使当读取部件的玻璃表面被污染并且读取数据的S / N减小时，也可以通过清洁玻璃表面来执行适当的不喷射检测。解决方案：具有配备有与记录介质的宽度相对应的记录元件阵列的全线型一个或多个喷墨记录头的喷墨记录器包括传送装置，该传送装置传送记录介质，打印用于检测记录头不喷射到转印装置上的图表，以及具有读取装置的装置，用于读取检测图并且基于读取的数据检测记录头的每个喷嘴是否不是 -ejection。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2004174748A Ink jet recorder 审中-公开
标题翻译：喷墨记录仪
公开(公告)号：JP2004174748A
公开(公告)日：2004-06-24
申请号：JP2002340888
申请日：2002-11-25
申请人： Canon Inc , キヤノン株式会社
发明人： KIYAMA KOTA
IPC分类号： B41J2/01
摘要： PROBLEM TO BE SOLVED: To provide an ink jet recorder in which a reading means is prevented from malfunctioning due to contamination with ink mist, or the like, and referential correction of the reading means can be carried out without supplying a referential image externally.
SOLUTION: The ink jet recorder comprises a means for reading an image recorded by a recording head in order to obtain the ejection characteristics or the nonejection nozzle information of each nozzle in the recording head, and a cap member 12 for preventing the reading means from being contaminated with ink mist floating in the recorder. The cap member 12 is provided internally with a plate member having an image becoming the reference for performing referential correction of the reading means on the surface. The image becoming the reference for performing referential correction of the reading means is a uniform image of white or black, or an image capable of becoming the reference of referential correction.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种喷墨记录器，其中防止读取装置由于墨雾等的污染而发生故障，并且可以在不提供参考图像的情况下执行读取装置的参考校正外部。解决方案：喷墨记录器包括用于读取由记录头记录的图像的装置，以便获得记录头中的每个喷嘴的喷射特性或喷射信息，以及用于防止读取的盖构件12 意味着被浮在记录仪中的墨雾污染。盖构件12内部设置有板构件，其具有成为用于在表面上进行读取装置的参考校正的基准的图像。作为进行读取装置的参照校正的基准的图像是白色或黑色的均匀图像，或能够成为参照校正参照的图像。版权所有（C）2004，JPO

7. 发明专利

JP2013205724A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2013205724A
公开(公告)日：2013-10-07
申请号：JP2012076448
申请日：2012-03-29
申请人： Canon Inc , キヤノン株式会社
发明人： KIYAMA KOTA , TAKANO KATSUHIKO , KANEMURA SHOJI , MATSUMOTO SUNAO , KAYANO NORIYUKI
IPC分类号： G03G15/01 , G03G15/16 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which is capable of suppressing misregistration of colors in toner images by precisely adjusting positions in a main scanning direction of toner images formed on a plurality of image carriers even in the case of the occurrence of large variation in speed of a carrying body.SOLUTION: A magnetic writing head 25 forms a magnetic scale 24 being an example of a first scale, on an intermediate transfer belt 9 in association with scanning lines forming a pattern image 35. A potential sensor 22M forms an electrostatic image scale 21M being an example of a second scale, on a photosensitive drum 1M in association with scanning lines forming a pattern image 36. An image carrier rotation control unit 43 controls a peripheral speed of the photosensitive drum 1M in a rotation direction of the intermediate transfer belt 9 to align the electrostatic image scale 21M on the photosensitive drum 1M with the magnetic scale 24 on a carrying body so that the pattern image 36 is transferred to the intermediate transfer belt 9 in a position shifted from the pattern image 35 by a prescribed number of scanning lines when the pattern image 36 is transferred to the intermediate transfer belt 9.
摘要翻译：要解决的问题：提供一种图像形成装置，其能够通过精确地调整形成在多个图像载体上的调色剂图像的主扫描方向上的位置，即使在发生大的图像的情况下也能够抑制调色剂图像中的颜色的不对齐携带体的速度变化。解决方案：磁性书写头25与形成图案图像35的扫描线相关联地在中间转印带9上形成作为第一刻度的示例的磁标尺24.电位传感器22M形成与形成图案图像36的扫描线相关联的感光鼓1M上的作为第二刻度的示例的静电图像刻度尺21M。图像载体旋转控制单元43控制感光鼓1M的旋转方向的圆周速度中间转印带9将感光鼓1M上的静电图像刻度盘21M与载带体上的磁标尺24对准当图案图像36被传送到中间转印带9时，图案图像36被转印到从图案图像35偏移了规定数量的扫描线的位置到中间转印带9。

8. 发明专利

JP2011008238A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2011008238A
公开(公告)日：2011-01-13
申请号：JP2010116211
申请日：2010-05-20
申请人： Canon Inc , キヤノン株式会社
发明人： KAYANO NORIYUKI , URAMOTO YUJI , KANEMURA MASAJI , KIYAMA KOTA , YASUDA JUNJI , TAKANO KATSUHIKO , YUKIMURA NOBORU , SEKIGUCHI YOSHINOBU
IPC分类号： G03G15/00 , B41J2/44 , G02B26/10 , G03G15/04 , G03G15/041 , G03G21/14
CPC分类号： B41J2/473 , G02B26/127 , G06K15/1219
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of enhancing the accuracy of the scanning position of a laser beam, thereby obtaining a higher precise image.SOLUTION: A laser beam 14 passes through the same optical path 15, is emitted to a polygon mirror 7 to be deflected, and then, is scanned on a photosensitive drum 12 whose surface is uniformly electrified through an imaging lens 8, in addition to the scanning for image formation of a laser beam 13. At this time, the laser beam 14 is one for detecting a scanning speed, becomes a reflected light beam reflected from the surface of the photosensitive drum 12 and reaches optical sensors 9, 10 and 11. The optical sensor 9 is used for producing a synchronizing signal being the reference position of a photosensitive drum writing end surface. The scanning speed corresponding to a partial magnification can be detected by a detection time difference between the optical sensor 9 and the optical sensor 10 and a detection time difference between the optical sensor 10 and the optical sensor 11.
摘要翻译：要解决的问题：提供能够提高激光束的扫描位置的精度的图像形成装置，从而获得更高精度的图像。解决方案：激光束14通过相同的光路15，被发射到除了对激光束13的图像形成进行扫描之外，多面镜7要被偏转，然后被扫描在其表面被成像透镜8均匀带电的感光鼓12上。此时，激光束14 是用于检测扫描速度的光，成为从感光鼓12的表面反射的反射光束，并到达光学传感器9,10和11.光学传感器9用于产生作为光敏基准位置的同步信号鼓书写端面。可以通过光学传感器9和光学传感器10之间的检测时间差和光学传感器10与光学传感器11之间的检测时间差来检测与部分倍率相对应的扫描速度。

9. 发明专利

JP2009113243A Inkjet recording apparatus 审中-公开
标题翻译：喷墨记录装置
公开(公告)号：JP2009113243A
公开(公告)日：2009-05-28
申请号：JP2007286227
申请日：2007-11-02
申请人： Canon Inc , キヤノン株式会社
发明人： NAOI MASAAKI , NINOMIYA ATSUYUKI , MATSUMOTO SUNAO , KIYAMA KOTA
IPC分类号： B41J2/01
摘要： PROBLEM TO BE SOLVED: To shorten an ink temperature rising time at starting printing.
SOLUTION: A serial data line for transmitting heat data and a group designation signal in series is provided with latch conditions. Short pulse heating is performed in a short period of time by making only the group designation signal latchable in latching.
COPYRIGHT: (C)2009,JPO&INPIT

10. 发明专利

JP2008155628A Recording device and control method of recording device 有权
标题翻译：记录装置的记录装置和记录装置的控制方法
公开(公告)号：JP2008155628A
公开(公告)日：2008-07-10
申请号：JP2007307568
申请日：2007-11-28
申请人： Canon Inc , キヤノン株式会社
发明人： NAOI MASAAKI , NINOMIYA ATSUYUKI , MATSUMOTO SUNAO , KIYAMA KOTA
IPC分类号： B41J2/01
CPC分类号： B41J29/393
摘要： PROBLEM TO BE SOLVED: To provide a recording position control method by which dislocation does not occur in the recording position of a recording medium even when slight meandering occurs during recording operation in an inkjet recording device using a plurality of printing heads arranged in a convey direction of the recording medium.
SOLUTION: An oblique travelling angle θ of the recording medium 6 relative to the predetermined convey direction is detected and the timing for discharging ink from the plurality of recording head 1 to 4 is controlled according to the obtained oblique travelling angle θ. Thereby an image can be formed in a condition in which there is no dislocation in the recording positions of the plurality of recording head 4 on the recording medium 6 even when the slight meandering occurs in the recording medium 6 during recording operation.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种记录位置控制方法，即使在使用多个打印头布置的喷墨记录装置中的记录操作期间发生轻微的曲折时也不会在记录介质的记录位置发生位错记录介质的传送方向。解决方案：检测记录介质6相对于预定传送方向的倾斜行进角度θ，并根据获得的倾斜行进角度θ控制从多个记录头1到4排放墨水的时间。因此，即使在记录操作期间在记录介质6中发生轻微的曲折，也可以在记录介质6上的多个记录头4的记录位置中没有位错的状态下形成图像。版权所有（C）2008，JPO＆INPIT

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