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1. 发明专利

JP2015037999A シート材搬送装置、画像読取装置および画像形成装置有权
标题翻译：薄片材料运输装置，图像读取装置和图像形成装置
公开(公告)号：JP2015037999A
公开(公告)日：2015-02-26
申请号：JP2013169649
申请日：2013-08-19
申请人：株式会社リコー , Ricoh Co Ltd
发明人： UDAGAWA HIROAKI , OTA TAKANORI , NAKANO TAKASHI , FUKUMOTO TAKASHI , HAYASAKA KENJI , AKIYAMA JOJI , FUKUCHI MASATAKA
IPC分类号： B65H7/12 , G03G15/00 , G03G21/00 , G03G21/14
CPC分类号： B65H7/125 , B65H1/14 , B65H3/0684 , B65H3/5261 , B65H5/062 , B65H7/14 , B65H7/20 , B65H9/006 , B65H2404/6111 , B65H2513/10 , B65H2513/50 , B65H2553/30 , B65H2701/1311 , B65H2701/1313 , B65H2801/06 , B65H2801/39 , B65H2220/01 , B65H2220/03 , B65H2220/02
摘要：【課題】搬送路中にシート材が存在し、且つ、重送検知手段に故障が生じているときに、シート材を取り除けばシート材の搬送を行うことができると使用者が期待する前に、重送検知手段に故障が生じていることを使用者に報知することが可能なシート搬送装置、並びに、これを備えた画像読取装置及び画像形成装置を提供する。【解決手段】原稿MSを収容する原稿載置台53と、原稿MSを搬送する各ローラ対(86、66及び90等)と、分離搬送部Bと、分離搬送部Bから原稿搬送路54に複数枚の原稿MSが送り込まれる重送が発生したか否かを検知する重送検知機構600と、原稿搬送路54の内部における原稿MSの有無を検知する内部原稿検知手段と、を備えるADF51において、重送検知機構600の故障の有無を検出する重送イニシャル動作を実行する。【選択図】図1
摘要翻译：要解决的问题：提供一种纸张传送装置，其可以在用户期望当/他可以在片材存在时他/她移动片材的情况下输送片材的情况下向多个进给检测装置通知用户故障在多送进检测装置和图像读取装置以及具有该图像读取装置的图像形成装置中发生故障。在包括用于存储原稿的原稿装载台53的ADF（自动输稿器）51中， MS，用于传送原稿MS的每个辊对（86,66,90等），分离传送部分B，用于检测多个原稿MS被馈送多个进给的多进给检测机构600 已经发生了来自分离传送部分B的原稿传送路径54，以及用于检测原稿传送路径54内的原稿MS的存在的内部原稿检测装置，执行用于检测多进给检测机构600的故障的存在的操作。

2. 发明专利

JP2014123799A Document reading device, and image forming apparatus 审中-公开
标题翻译：文件读取装置和图像形成装置
公开(公告)号：JP2014123799A
公开(公告)日：2014-07-03
申请号：JP2012277710
申请日：2012-12-20
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YOSHIDA RYUJI , TOBINAGA HIDEKI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , KIMURA NORIO , MORITA KENICHIRO , BANNO HIROKI , FUKUMOTO TAKASHI , FUKUCHI MASATAKA , NAKANO TAKASHI , SANO TAKUYA
IPC分类号： H04N1/028 , H04N1/04
摘要： PROBLEM TO BE SOLVED: To prevent, even when a document is conveyed out of a reading range of a reading sensor, an image to be read from being interrupted.SOLUTION: An image forming apparatus 300 includes a first stationary reading unit 20 that reads both sides of a document 1 to be conveyed, and a second stationary reading unit 25. The second stationary reading unit 25 is supported with guide pins 61 and 62 and pin insertion holes 71 and 72 at one end, and includes an adjustment mechanism 60 at the other end. The adjustment mechanism 60 includes a tension spring 74, and an adjustment screw 75, and rotates the adjustment screw 75 to adjust a position of the second stationary reading unit 25 in a main scanning direction orthogonal to a conveyance direction of the document 1.
摘要翻译：要解决的问题：即使当文件从读取传感器的读取范围传送出来，要被读取的图像被中断。图像形成装置300包括读取两者的第一静止读取单元20 要传送的文件1的侧面和第二静止读取单元25.第二静止读取单元25在一端被引导销61和62以及销插入孔71和72支撑，并且包括调节机构60 另一端调节机构60包括拉伸弹簧74和调节螺钉75，并且使调节螺钉75旋转，以便在与文件1的传送方向正交的主扫描方向上调整第二固定读取单元25的位置。

3. 发明专利

JP2014118269A Original transport device, image reader including original transport device, and image formation apparatus including image reader 审中-公开
标题翻译：原始运输装置，包括原始运输装置的图像读取器，以及包括图像读取器的图像形成装置
公开(公告)号：JP2014118269A
公开(公告)日：2014-06-30
申请号：JP2012274918
申请日：2012-12-17
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUZUKI MICHITAKA , TOBINAGA HIDEKI , KANBAYASHI MAMORU , MORITA KENICHIRO , FUKUMOTO TAKASHI , KIMURA NORIO , BANNO HIROKI , FUKUCHI MASATAKA , SANO TAKUYA , YOSHIDA RYUJI , NAKANO TAKASHI
IPC分类号： B65H9/00 , B65H7/06 , H04N1/00 , H04N1/04
摘要： PROBLEM TO BE SOLVED: To improve skew quality even if an original transport load increases in an original transport device of a one-side reference set type.SOLUTION: An original transport device of a one-side reference set type includes: a pair of first transport rollers driven by first driving means; and a pair of second transport rollers driven by second driving means. The original transport device further includes: first detection means for detecting a length of the original in a sub-scan direction; second detection means for detecting a length of the original in a main scan direction; third detection means for detecting rotation of the pair of first transport rollers in response to abutment of the original; and control means for determining a size of the original on the basis of detection results of the first detection means and the second detection means, and for controlling driving of either the first driving means or the second driving means on the basis of the determined size of the original and a detection result of the third detection means.
摘要翻译：要解决的问题：即使在单侧参照组类型的原始运输装置中原始运输负荷增加，也可以改善扭曲质量。解决方案：单面参考装置类型的原始运输装置包括：一对第一由第一驱动装置驱动的输送辊; 以及由第二驱动装置驱动的一对第二输送辊。原始传送装置还包括：第一检测装置，用于检测原稿在副扫描方向上的长度; 第二检测装置，用于检测原稿在主扫描方向上的长度; 第三检测装置，用于响应于原稿的邻接来检测一对第一输送辊的旋转; 以及控制装置，用于根据第一检测装置和第二检测装置的检测结果确定原稿的尺寸，并且用于基于确定的第一检测装置和第二检测装置的尺寸来控制第一驱动装置或第二驱动装置中的任何一个的驱动原始和第三检测装置的检测结果。

4. 发明专利

JP2014065582A Sheet conveyance device and image forming device 审中-公开
标题翻译：板输送装置和图像形成装置
公开(公告)号：JP2014065582A
公开(公告)日：2014-04-17
申请号：JP2012212650
申请日：2012-09-26
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FUKUMOTO TAKASHI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , FUJITA ATSUSHI , FUKUCHI MASATAKA , YOSHIDA RYUJI , TOBINAGA HIDEKI , KIMURA NORIO , MORITA KENICHIRO , BANNO HIROKI , SANO TAKUYA , MORINAGA TAKUYA , NAKANO TAKASHI
IPC分类号： B65H3/04 , B65H3/52
CPC分类号： B65H3/06 , B65H3/047 , B65H3/0607 , B65H3/0669 , B65H3/0684 , B65H3/5261 , B65H5/021 , B65H7/00 , B65H2403/25 , B65H2403/512 , B65H2404/2693 , B65H2511/20 , B65H2511/212 , B65H2515/34 , B65H2801/06 , B65H2801/39 , B65H2220/01 , B65H2220/11 , B65H2220/08
摘要： PROBLEM TO BE SOLVED: To provide a sheet conveyance device capable of accurately holding a contact angle between a paper feeding belt and a nip part of a separation roller during separation paper feeding and always obtaining good separation pressure, and an image forming device.SOLUTION: A sheet conveyance device has an adjustment mechanism 60 for variably adjusting sheet separation performance by changing a contact state between a paper feeding belt 95 of a separated sheet feeding mechanism 9 and a separation roller. The adjustment mechanism 60 includes a rotary cam member 61, and a paper feeding belt holder bracket 92 for changing the relative positions of the paper feeding belt 95 and the separation roller according to the rotational angle position of the cam member 61. The cam member 61 includes a first cam surface 61a and a second cam surface 61b separated in a rotational radius direction. The paper feeding belt holder bracket 92 includes a projection pin 92e guided from both sides in the rotational radius direction to a lifting position according to the rotational angle position of the cam member 61 by the first cam surface 61a and the second cam surface 61b.
摘要翻译：要解决的问题：提供一种片材输送装置，其能够在分离纸输送期间能够精确地保持送纸带和分离辊的夹持部之间的接触角，并且始终获得良好的分离压力。以及图像形成装置。解决方案：片材输送装置具有调节机构60，用于通过改变分离的片材进给机构9的送纸带95和分离辊之间的接触状态来可变地调节片材分离性能。调节机构60包括旋转凸轮构件61和用于根据凸轮构件61的旋转角度位置改变送纸带95和分离辊的相对位置的送纸带保持架92。包括沿旋转半径方向分离的第一凸轮面61a和第二凸轮面61b。送纸皮带保持架支架92包括从第一凸轮面61a和第二凸轮面61b根据凸轮部件61的旋转角位置沿转动半径方向从两侧引导到提升位置的突出销92e。

5. 发明专利

JP2014001053A Sheet feeding device, and image reading apparatus and image forming apparatus using sheet feeding device 审中-公开
标题翻译：纸张送料装置，图像读取装置和图像形成装置，使用片材送料装置
公开(公告)号：JP2014001053A
公开(公告)日：2014-01-09
申请号：JP2012137649
申请日：2012-06-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MORITA KENICHIRO , TOBINAGA HIDEKI , FUKUMOTO TAKASHI , FUJITA ATSUSHI , KANBAYASHI MAMORU , FUKUCHI MASATAKA , SUZUKI MICHITAKA , YOSHIDA RYUJI , NAKANO TAKASHI , KIMURA NORIO , SANO TAKUYA , MORINAGA TAKUYA , BANNO HIROKI
IPC分类号： B65H1/04 , B65H7/10
摘要： PROBLEM TO BE SOLVED: To start separation feeding operation of a sheet in a state where an end portion of a sheet side is properly positioned at a regular position.SOLUTION: When a document sheet is separated and fed one by one from a bundle of document sheets stacked on a document platen 53, separation feeding operation of the document sheet is started as a start condition of the feeding operation by using that a document setting sensor 63 detects presence of the document sheet on the document platen, and document width direction position detection sensors 60A and 60B detect an end portion of the sheet side which is positioned at a regular position by a side guide 56.
摘要翻译：要解决的问题：在纸张侧的端部正确定位在正常位置的状态下开始纸张的分离进给操作。解决方案：当文件纸从一堆纸张中逐个分离并进纸时，堆叠在原稿台53上的纸张，作为进纸操作的开始条件，通过文件设置传感器63检测原稿台纸上的原稿以及原稿宽度方向位置检测，开始原稿的分离送进操作传感器60A和60B通过侧引导件56检测位于规则位置的片侧的端部。

6. 发明专利

JP2014136617A Automatic manuscript conveying device, image reading device, and image formation device 审中-公开
标题翻译：自动手写输送装置，图像读取装置和图像形成装置
公开(公告)号：JP2014136617A
公开(公告)日：2014-07-28
申请号：JP2013004577
申请日：2013-01-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SANO TAKUYA , TOBINAGA HIDEKI , FUKUMOTO TAKASHI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , FUKUCHI MASATAKA , YOSHIDA RYUJI , MORITA KENICHIRO , NAKANO TAKASHI , KIMURA NORIO , BANNO HIROKI
IPC分类号： B65H31/02 , B65H31/20 , B65H31/26 , B65H31/36
摘要： PROBLEM TO BE SOLVED: To align manuscripts while preventing falling of the ejected manuscripts without increasing a dimension of a sheet ejection tray.SOLUTION: An automatic manuscript conveying device includes: a manuscript tray 101; a first conveying path 121 and a second conveying path 122; a sheet ejection tray 112; an extension tray 140 that is disposed at the manuscript tray 101 to be slidable and can be placed at a housed position A and a protruded position B; an aligning member 150 having an end fence part 151; aligning part drive means 170 for driving the aligning member 150 in a conveying direction so that the manuscript ejected to an ejected sheet storage part by the end fence part 151 is pushed to an ejection direction upstream side; and a manuscript storage part 115 that is formed at the upstream side in the conveying direction of the sheet ejection tray 112 and below a sheet ejection port 111 and the upstream side in the conveying direction from the sheet ejection port 111 and into which an upstream side portion in the conveying direction of the manuscript pushed and moved by the end fence part 151 is moved.
摘要翻译：要解决的问题：在不增加出纸托盘的尺寸的同时防止落下的原稿而对准原稿。自动原稿输送装置包括：原稿托盘101; 第一输送路径121和第二输送路径122; 出纸托盘112; 延伸托盘140，其设置在原稿托盘101上以可滑动并且可以放置在容纳位置A和突出位置B; 具有端部围栏部分151的对准构件150; 对准部件驱动装置170，用于沿输送方向驱动对准构件150，使得通过端挡板部151喷射到排出的纸张存放部的原稿被推到喷射方向上游侧; 以及原稿存放部115，其形成在纸张排出托盘112的输送方向的上游侧，在纸张排出口111的下方以及从排纸口111向输送方向的上游侧，并且上游侧通过端部挡板部151推动和移动的原稿的输送方向上的部分被移动。

7. 发明专利

JP2014125345A Manuscript conveying device, image reading device, and image forming apparatus 审中-公开
标题翻译：手写输送装置，图像读取装置和图像形成装置
公开(公告)号：JP2014125345A
公开(公告)日：2014-07-07
申请号：JP2012285369
申请日：2012-12-27
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FUKUMOTO TAKASHI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , FUKUCHI MASATAKA , TOBINAGA HIDEKI , MORITA KENICHIRO , KIMURA NORIO , SANO TAKUYA , BANNO HIROKI , NAKANO TAKASHI , YOSHIDA RYUJI
IPC分类号： B65H3/04 , B65H3/52
摘要： PROBLEM TO BE SOLVED: To provide a manuscript conveying device which allows a user to use a mechanism for adjusting a winding angle between a paper feeding belt and a reverse roller and a mechanism for driving a pickup roller by switching with one driving source, and is inexpensive.SOLUTION: A paper feeding belt moving mechanism 810 for changing a winding angle between a paper feeding belt 9 and a reverse roller 10 is driven by a first driving mechanism 610, and a pickup roller moving mechanism 820 for moving a pickup roller 7 is driven by a second driving mechanism 620. A first one-way gear 612 is arranged to the first driving mechanism 610, a second one-way gear 622 is arranged to the second driving mechanism 620, and operations of the paper feeding belt moving mechanism 810 and the pickup roller moving mechanism 820 are performed by switching between normal rotation and reverse rotation of one drive motor 601.
摘要翻译：要解决的问题：提供一种原稿输送装置，其允许用户使用用于调节供纸带和反转辊之间的卷绕角度的机构以及通过与一个驱动源切换来驱动拾取辊的机构，并且是便宜的解决方案：用于改变供纸带9和反转辊10之间的卷绕角的送纸带移动机构810由第一驱动机构610驱动，用于移动拾取辊7的拾取辊移动机构820是由第二驱动机构620驱动。第一单向齿轮612布置到第一驱动机构610，第二单向齿轮622布置到第二驱动机构620，并且进纸带移动机构810的操作并且拾取辊移动机构820通过在一个驱动马达601的正转和反向旋转之间进行切换。

8. 发明专利

JP2013237536A Sheet feeding device and image forming apparatus 审中-公开
标题翻译：纸张进给装置和图像形成装置
公开(公告)号：JP2013237536A
公开(公告)日：2013-11-28
申请号：JP2012111691
申请日：2012-05-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MORINAGA TAKUYA , TOBINAGA HIDEKI , FUKUMOTO TAKASHI , FUJITA ATSUSHI , KANBAYASHI MAMORU , FUKUCHI MASATAKA , SUZUKI MICHITAKA , YOSHIDA RYUJI , NAKANO TAKASHI , MORITA KENICHIRO , KIMURA NORIO , SAKANO HIROKI , SANO TAKUYA
IPC分类号： B65H1/14 , B65H1/04 , G03G15/00
摘要： PROBLEM TO BE SOLVED: To provide a sheet feeding device that can shorten the time to start reading the first sheet without inhibiting the sheet setting operation by a user.SOLUTION: An automatic document conveying device 50 as a sheet feeding device includes: a document table 2 for loading and setting documents: a separating and feeding means for separating the documents and feeding them one by one; a conveying means for conveying the documents to a reading position 20; a discharge means for discharging the documents from the reading position; a document set sensor 5 for detecting whether or not the documents are on the document table; and a document movement detecting sensor SN2 for detecting whether or not the documents on the document table are being set by a user, and performs a feeding preparation operation for the documents after detecting the presence of the sheet by the document set sensor 5, and detecting that the sheet setting operation has been completed by the document movement detecting sensor SN2.
摘要翻译：要解决的问题：提供一种能够缩短开始读取第一片材的时间的片材进给装置，而不会妨碍用户的片材设定操作。解决方案：作为片材进给装置的自动文件传送装置50包括：文件台 2用于装载和设置文件：一个分离和进料装置，用于分离文件并逐一进料; 用于将文件传送到阅读位置20的传送装置; 用于从读取位置排出文件的排出装置; 用于检测文件是否在文档表上的文件集传感器5; 以及文件移动检测传感器SN2，用于检测用户是否正在设置文件表上的文档，并且在通过文档传感器5检测到纸张的存在并检测文档之后对文档进行馈送准备操作纸张设置操作已由文档移动检测传感器SN2完成。

9. 发明专利

JP2013119464A Automatic document feeder, image reading apparatus, and image forming apparatus 审中-公开
标题翻译：自动文件进纸器，图像读取装置和图像形成装置
公开(公告)号：JP2013119464A
公开(公告)日：2013-06-17
申请号：JP2011268118
申请日：2011-12-07
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SAKANO HIROKI , KIMURA NORIO , FUJITA ATSUSHI , TOBINAGA HIDEKI , KANBAYASHI MAMORU , FUKUMOTO TAKASHI , FUKUCHI MASATAKA , SUZUKI MICHITAKA , YOSHIDA RYUJI , SANO TAKUYA , MORITA KENICHIRO , MORINAGA TAKUYA , NAKANO TAKASHI
IPC分类号： B65H5/06 , G03G15/00
摘要： PROBLEM TO BE SOLVED: To provide an automatic document feeder, an image reading apparatus, and an image forming apparatus for improving the durability of a delivery roller pair while varying the nip angle of the delivery roller pair.SOLUTION: The automatic document feeder includes the delivery roller pair 50 for delivering a document out of the feeder, a spring 57 for pressing a driven roller 50b on one side of the delivery roller pair 50 to a driving roller 50a on the other side, a rocking bracket 53 that supports the driven roller 50b and the spring 57 and rocks on a circular arc centered on the driving roller 50a independently of the driving roller 50a, and a driving gear 56 for rocking the rocking bracket 53.
摘要翻译：要解决的问题：提供一种自动进稿器，图像读取装置和图像形成装置，用于在改变输送辊对的夹持角度的同时提高输送辊对的耐久性。
解决方案：自动进纸器包括用于将原稿从供纸器输出的输送辊对50，用于将输送辊对50的一侧上的从动辊50b压向另一侧的驱动辊50a的弹簧57 支撑从动辊50b和弹簧57的摆动支架53，并且与驱动辊50a独立地驱动在驱动辊50a的中心的圆弧上摇摆，以及用于摆动摆动支架53的驱动齿轮56。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2005241562A Measuring apparatus for change in center distance 有权
标题翻译：测量中心距变化的装置
公开(公告)号：JP2005241562A
公开(公告)日：2005-09-08
申请号：JP2004054397
申请日：2004-02-27
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NAKANO TAKASHI
IPC分类号： G01B21/16
摘要： PROBLEM TO BE SOLVED: To measure a change in a center distance with high accuracy for a structural body, consisting of two interlocked components.
SOLUTION: A measuring assembly for change in the center distance which can measure the change of center distance of a structural body, in which a component part 1 with the center of a measurement hole 1a and a component part 2 with the center of component part hole 2a interlocked each other at a predetermined center distance, includes a pressurization mechanism which includes a cam 13 pressurizing the structural body along the center distance, in both the forward and backward directions; the reference pin 4 of fixed side inserted into the component part hole 2a with the center of fixed side in both the measuring hole 1a and the component part hole 2a of the structural body; the measuring pin 5 inserted into the measuring hole 1a with the center of varying side of the aforementioned structural body following the change of measuring hole 1a; and a displacement gage 6 measuring the change of center distance from the position of each point of the measuring pin 5 in pressurization states in both the forward and backward directions.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：对于由两个互锁部件组成的结构体，以高精度测量中心距离的变化。解决方案：用于改变中心距离的测量组件，其可以测量结构体的中心距离的变化，其中具有测量孔1a的中心的部件1和具有测量孔1a的中心的部件2 包括一个加压机构，该加压机构包括沿前后两个方向沿中心距离对结构体加压的凸轮13; 固定侧的基准销4插入到结构体的测量孔1a和部件孔2a中的具有固定侧中心的部件孔2a中; 测量销5插入测量孔1a中，随着测量孔1a的改变，上述结构体的变化侧的中心; 以及在向前和向后方向上的加压状态下测量距测量销5的每个点的位置的中心距离的变化的位移计6。版权所有（C）2005，JPO＆NCIPI

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