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1. 发明专利

JP2015024889A 用紙処理装置、画像形成システム及び用紙折り方法有权
标题翻译：纸张加工设备，图像形成系统和纸张折叠方法
公开(公告)号：JP2015024889A
公开(公告)日：2015-02-05
申请号：JP2013154811
申请日：2013-07-25
申请人：株式会社リコー , Ricoh Co Ltd
发明人： NAKADA KYOSUKE , FURUHASHI TOMOHIRO , NAGASAKO HIDEYA , SUZUKI MICHITAKA , KUNIEDA AKIRA , WATANABE KENHIRO , SUZUKI YASUSHI , HOSHINO TOMOMICHI
IPC分类号： B65H45/16
CPC分类号： B65H45/20 , B31F1/0025 , B31F1/10 , B65H9/00 , B65H45/14 , B65H45/147 , B65H2801/27
摘要：【課題】搬送部材で挟持して折り処理する場合における用紙の折り精度及び折り位置精度の向上を図る。【解決手段】用紙Pを搬送する第1搬送部材R1と、第1搬送部材R1によって搬送される用紙Pを受け取り、後段に搬送する第2搬送部材R2(第2の搬送部材)と、用紙Pを受け取った後、前記搬送部材R2を逆方向回転させて用紙Pを折る第3搬送部材R3と、を備えた折り処理装置3において、第2搬送部材R2を逆方向に回転させて第2搬送路W2のガイド板W2aに沿って変形させながら用紙Pを逆方向に送り出し、第1搬送部材R1との間に形成された撓みFを第3搬送部材R3の第3ニップN3に案内して第3ニップN3によって用紙Pを折る。【選択図】図5
摘要翻译：要解决的问题：为了提高折叠纸的精度和折叠位置的精度，在纸张被用于折叠处理的输送部件夹持的情况下。折叠处理装置3包括用于输送纸张P的第一输送部件R1 ，第二输送部件R2（第二输送部件），其接收由第一输送部件R1输送并输送到后台的纸张P;第三输送部件R3，在接收到纸张P之后，构件R2沿相反方向折叠纸张P.纸张P沿着相反方向旋转第二输送构件R2沿着第二输送路径W2的引导板W2a变形，并且被反向传送。形成在第一输送构件R1旁边的偏转F被引导到第三输送构件R3的第三压区N3，并且纸P被第三压区N3折叠。

2. 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。

3. 发明专利

JP2014122085A Sheet folding device, image formation apparatus, and image formation system 审中-公开
标题翻译：图像折叠装置，图像形成装置和图像形成系统
公开(公告)号：JP2014122085A
公开(公告)日：2014-07-03
申请号：JP2012278358
申请日：2012-12-20
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NAKADA KYOSUKE , FURUHASHI TOMOHIRO , NAGASAKO HIDEYA , YAMAMOTO KAZUYA , SUZUKI YASUSHI , WATANABE KENHIRO , SUZUKI MICHITAKA , KUNIEDA AKIRA , GOTO KIICHIRO
IPC分类号： B65H45/16 , B65H5/38 , G03G15/00
CPC分类号： B65H45/12 , B31F1/0025 , B31F1/10 , B65H45/147 , B65H45/20 , B65H2801/27
摘要： PROBLEM TO BE SOLVED: To provide a sheet folding device, an image formation apparatus, and an image formation system capable of guiding a sheet folded-back part to folding part forming means and changing a direction of a sheet tip end to change a sheet route while reducing the size of the device.SOLUTION: A sheet folding device includes: a first transport path; first sheet transport means for applying a transport force to a sheet; second sheet transport means, arranged downstream of the first sheet transport means, for applying the transport force to the sheet; folded-part forming means for forming a folded part on the sheet; and a second transport path diverging from the first transport path. The sheet folding device includes a press-in member movable between a press-in position of pressing a folded-back part of the sheet in the folded-part forming means and a retreat position retreating from the press-in position. The press-in member also functions as changing means for changing a direction of a tip end of the sheet transported on the first transport path from the first sheet transport means toward the second sheet transport means to a direction toward the second transport path.
摘要翻译：要解决的问题：提供一种片材折叠装置，图像形成装置和图像形成系统，其能够将片材折回部分引导到折叠部分形成装置并且改变片材末端的方向以改变片材路线同时减小装置的尺寸。解决方案：折页装置包括：第一传送路径; 用于向片材施加输送力的第一片材输送装置; 第二纸张传送装置，布置在第一纸张传送装置的下游，用于将传送力施加到纸张上; 用于在片材上形成折叠部分的折叠部分形成装置; 以及从第一输送路径发散的第二输送路径。片材折叠装置包括可在折叠部分形成装置中按压片材的折回部分的压入位置和从压入位置退避的退避位置之间移动的压入部件。压入构件还用作改变装置，用于将在第一输送路径上输送的薄片的前端的方向从第一薄片输送装置朝向第二输送路径朝向第二输送路径的方向变化。

4. 发明专利

JP2014101164A Paper sheet processing apparatus, image formation system, and paper sheet folding method 有权
标题翻译：纸张加工设备，图像形成系统和纸张折叠方法
公开(公告)号：JP2014101164A
公开(公告)日：2014-06-05
申请号：JP2012252423
申请日：2012-11-16
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUZUKI YASUSHI , FURUHASHI TOMOHIRO , NAGASAKO HIDEYA , KUNIEDA AKIRA , SUZUKI MICHITAKA , NAKADA KYOSUKE , YAMAMOTO KAZUYA , WATANABE KENHIRO , GOTO KIICHIRO
IPC分类号： B65H45/16 , B65H45/24
CPC分类号： B31F1/10 , B31F1/0025 , B65H45/14 , B65H45/147 , B65H45/20
摘要： PROBLEM TO BE SOLVED: To enable a folding process at a small transport path length and make an apparatus small in size.SOLUTION: A paper sheet processing apparatus comprises: a first transport member F1 transporting a paper sheet P along a first transport path W1; and a second transport member F2 receiving the paper sheet transported by the first transport member F1, and transporting the paper sheet to a rear stage. In a state in which the paper sheet P is held by the first transport member F1 and the second transport member F2, the second transport member F2 is rotated in an opposite direction, and the paper sheet P is folded by a pair of a second transport roller R3 and a third transport roller R4 of the second transport member F2. Furthermore, a fourth transport roller R5 that forms a pair with the second transport roller R3 is provided downstream of the pair of the second transport roller R3 and the third transport roller R4, and the folded paper sheet P is folded by the pair of the second transport roller R3 and the fourth transport roller R5. A folding process such as Z fold, outward three fold or inward three fold can be performed only with the paired transport rollers.
摘要翻译：要解决的问题：使得能够以小的传送路径长度进行折叠处理并使其尺寸小。解决方案：纸张处理设备包括：沿着第一传送路径W1传送纸张P的第一传送部件F1; 以及第二输送构件F2，其接收由第一输送构件F1输送的纸张，并将纸张输送到后段。在纸张P被第一输送部件F1和第二输送部件F2保持的状态下，第二输送部件F2沿相反方向转动，纸张P被一对第二输送部辊R3和第二输送构件F2的第三输送辊R4。此外，与第二输送辊R3形成一对的第四输送辊R5设置在一对第二输送辊R3和第三输送辊R4的下游，折叠纸张P被一对第二输送辊输送辊R3和第四输送辊R5。折叠过程如Z折，向外三折或向内三折只能用成对的输送辊进行。

5. 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。

6. 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

7. 发明专利

JP2012192988A Sheet transporting device, image reading device and image forming device 有权
标题翻译：图像传送装置，图像读取装置和图像形成装置
公开(公告)号：JP2012192988A
公开(公告)日：2012-10-11
申请号：JP2011055874
申请日：2011-03-14
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KITAOKA SHINYA , TOBINAGA HIDEKI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , KANAYA ATSUSHI , KIMURA NORIO , MORITA KENICHIRO , SUZUKI YOSHITO
IPC分类号： B65H7/02 , G03G15/00
摘要： PROBLEM TO BE SOLVED: To avoid the extension of a distance between sheets of draft sheets having smaller sizes than a predetermined size while reducing the distance between sheets of the draft sheets having predetermined sizes from a distance in a prior art.SOLUTION: A length detecting section which detects whether or not a transporting direction length of a draft sheet placed on a draft placing section A is a predetermined reference length, and a first front edge detecting sensor S1 which detects a front edge of the draft sheet at a predetermined position at a downstream side in a sheet transporting direction of a tail edge detecting sensor S3 which detects a tail edge of the draft sheet at a downstream side of a separating and transporting section B are provided. When a detection result of the length detecting section is not equal to the reference length, processing for employing a tail edge detecting timing by the tail edge detecting sensor S3 as the rotation and driving starting timing of a pickup roller 80 is performed, and when the detection result is equal to the reference length, processing for employing front edge detecting timing by the first front edge detecting sensor S1 as the rotation and driving starting timing is performed.
摘要翻译：要解决的问题：为了避免在现有技术的距离上减小具有比预定尺寸更小的尺寸的草稿纸之间的距离，同时减小具有预定尺寸的预稿纸的片材之间的距离。解决方案：长度检测部分，检测放置在通风放置部分A上的通风纸的传送方向长度是否是预定的参考长度;第一前缘检测传感器S1，其检测提供了在分离输送部B的下游侧检测出通气纸的尾端的尾部边缘检测传感器S3的纸张输送方向的下游侧的规定位置的牵伸纸。当长度检测部分的检测结果不等于参考长度时，执行由尾部检测传感器S3采用尾部边缘检测定时作为拾取辊80的旋转和驱动开始定时的处理，并且当检测结果等于参考长度，执行由第一前沿检测传感器S1采用前沿检测定时作为旋转和驱动开始定时的处理。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2012101883A Sheet material transporting device, image reading device, and image forming device 有权
标题翻译：薄片材料输送装置，图像读取装置和图像形成装置
公开(公告)号：JP2012101883A
公开(公告)日：2012-05-31
申请号：JP2010250956
申请日：2010-11-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUZUKI YOSHITO , TOBINAGA HIDEKI , KITAOKA SHINYA , KANAYA ATSUSHI , KANBAYASHI MAMORU , SUZUKI MICHITAKA , KIMURA NORIO , MORITA KENICHIRO
IPC分类号： B65H3/04 , B65H3/06 , B65H3/52 , G03G15/00
摘要： PROBLEM TO BE SOLVED: To provide a sheet material transporting device which can detect that a rear end of a sheet material passes a predetermined position at timing earlier than that of a conventional device without losing the setting performance of the sheet material at a sheet material loading device, and an image reading device provided with the sheet material transporting device and an image forming device.SOLUTION: The sheet material transporting device has a belt rotation detecting mechanism 140 which is a feeding material rotation detecting section that detects whether a feeding belt 84 rotates, and when a draft is transported by a pullout roller pair 86, the drive of a feeding motor 102 is turned off. By this, the feeding belt 84 rotates in conjunction with the draft transported by the pullout roller pair 86, and when a rear end of the draft goes through a separation nip Ab, the rotation of the feeding belt 84 is stopped. Accordingly, when the belt rotation detecting mechanism 140 detects that the rotation of the feeding belt 84 is stopped, it is possible to detect that the rear end of the draft goes through the separation nip Ab.
摘要翻译：要解决的问题：提供一种片材输送装置，其可以检测到片材的后端比常规装置更早地通过预定位置，而不会损失片材的设定性能片材加载装置，以及设置有片材输送装置的图像读取装置和图像形成装置。解决方案：片材输送装置具有皮带旋转检测机构140，该皮带旋转检测机构140是检测进给带84是否旋转的进给材料旋转检测部，当通过拉出辊对86输送牵伸时，进给马达102关闭。由此，进给带84与由拔出辊对86输送的通气一起旋转，当牵伸辊的后端通过分离夹持部Ab时，进给带84的旋转停止。因此，当皮带旋转检测机构140检测到进给带84的旋转停止时，可以检测出牵伸的后端通过分离辊隙Ab。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2012056718A Document carrier with skew correction means 审中-公开
标题翻译：带有修正手段的文件载体
公开(公告)号：JP2012056718A
公开(公告)日：2012-03-22
申请号：JP2010201906
申请日：2010-09-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUZUKI MICHITAKA , TOBINAGA HIDEKI , KITAOKA SHINYA , KANETANI ATSUSHI , KIMURA NORIO , SUZUKI YOSHIHITO , KANBAYASHI MAMORU , MORITA KENICHIRO
IPC分类号： B65H9/00
摘要： PROBLEM TO BE SOLVED: To provide a document carrier capable of not only improving skew quality but also reducing noise such as sound during transportation without lowering productivity with respect to a method for transporting a document set with reference to a single side thereof.SOLUTION: The document carrier includes a first pair of transportation rollers 4a, 4b with a plurality of roller pairs in an axial direction, which load a document with reference to a single side thereof and feed it in units of sheets separately, a second pair of transportation rollers 5a, 5b with a plurality of rollers in an axial direction in a downstream during document transportation by the first pair of transportation rollers 4a, 4b, a pair of read entrance rollers positioned in a downstream of the second pair of transportation rollers 5a, 5b, and a detection means for detecting a roller rotation speed, which is arranged in at least two rollers of a driven roller group 5b of the second pair of transportation rollers 5a, 5b, wherein the rollers of the driven roller group 5b of the second pair of transportation rollers 5a, 5b can rotate independently, and a rotation speed of either of the first pair of transportation rollers 4a, 4b and the second pair of transportation rollers 5a, 5b is changed according to a rotation speed difference between the rollers, which is detected by the detection means.
摘要翻译：要解决的问题：提供一种文档载体，其能够不仅提高歪斜质量，而且可以降低运输过程中的噪声，例如参照其单侧传送文件集的方法，而不降低生产率。解决方案：文件载体包括第一对输送辊4a，4b，其具有沿轴向方向的多个辊对，其相对于其单侧装载文件并以单独的单元供给文件，在第一对输送辊4a，4b的文件传送期间，第二对输送辊5a，5b在多个辊沿轴向在下游，一对读入口辊位于第二对输送器的下游辊5a，5b和检测辊转速的检测装置，其布置在第二对输送辊5a，5b的从动辊组5b的至少两个辊中，其中从动辊组5b的辊第二对输送辊5a，5b可以独立地旋转，并且第一对输送辊4a，4b和第二对输送辊5a中的任一个的转速 5b根据由检测装置检测到的辊之间的转速差而改变。版权所有（C）2012，JPO＆INPIT

10. 发明专利

JP2012006673A Sheet carrying device, document reading device and image forming apparatus 审中-公开
标题翻译：装载装置，文件读取装置和图像形成装置
公开(公告)号：JP2012006673A
公开(公告)日：2012-01-12
申请号：JP2010141559
申请日：2010-06-22
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUZUKI YOSHIHITO , TOBINAGA HIDEKI , SANO MOTOYA , KANETANI ATSUSHI , KITAOKA SHINYA , KANBAYASHI YUZURU , SUZUKI MICHITAKA , KIMURA NORIO
IPC分类号： B65H5/06 , B65H7/00 , B65H9/00 , B65H15/00
摘要： PROBLEM TO BE SOLVED: To provide a sheet carrying device and a document reading device, in which a skew-corrected sheet can be carried stably by reducing the effect of a turn portion depending the thickness of the sheet to be carried.SOLUTION: The sheet carrying device includes: a turn guide portion 40 provided in a carrying path for carrying a document, the turn guide portion guiding the document so that the document is substantially inverted; a pull-out roller 12 provided on the upstream side in the document carrying direction of the turn guide portion 40; and an intermediate roller 14 provided on the downstream side thereof. The device further includes a sensor S1 which is disposed in the carrying path to detect the thickness of the document, and a control means 100 which varies, according to the paper kind of the document detected by the sensor S1, the rotating speed of at least one roller of the pull-out roller 12 and the intermediate roller 14. The control means 100 variably controls the rotating of the roller so that the sheet carrying speeds by the pull-out roller 12 and the intermediate roller 14 are substantially identical to each other.
摘要翻译：要解决的问题：提供一种片材搬运装置和文件读取装置，其中通过根据待运送的片材的厚度减小转弯部分的影响，可以稳定地承载偏斜矫正片材。纸张传送装置包括：设置在用于传送文件的传送路径中的转向引导部分40，转向引导部分引导文件使得文件基本上反转; 设置在转向导向部40的文件传送方向上游侧的拉出辊12; 以及设置在其下游侧的中间辊14。该装置还包括传感器S1，其设置在传送路径中以检测文件的厚度;以及控制装置100，其根据由传感器S1检测到的原稿的纸张类型而改变至少拉出辊12和中间辊14的一个辊子。控制装置100可变地控制辊的旋转，使得由拉出辊12和中间辊14输送的纸张速度基本上彼此相同。版权所有（C）2012，JPO＆INPIT

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