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1. 发明专利

JP2012123062A Surface treatment device, image forming apparatus, and image forming system 有权
标题翻译：表面处理装置，图像形成装置和图像形成系统
公开(公告)号：JP2012123062A
公开(公告)日：2012-06-28
申请号：JP2010271885
申请日：2010-12-06
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： BISAIJI TAKASHI , OGATA SEI , SAITO HARUTAKA
IPC分类号： G03G21/00 , G03G9/08 , G03G15/16
CPC分类号： G03G15/168 , G03G15/235 , G03G15/6564
摘要： PROBLEM TO BE SOLVED: To provide a surface treatment device that reliably provides excellent fixing quality in the case of forming a toner image on a transfer sheet using oilless toner containing a mold release agent, an image forming apparatus, and an image forming system.SOLUTION: A surface treatment device carries out surface treatment on a transfer sheet before a toner image is formed thereon; and includes discharge means (703-705) for generating dielectric barrier discharge on or in the vicinity of the surface of the transfer sheet before a toner image is formed thereon, exposing the surface of the transfer sheet directly to the dielectric barrier discharge, and thereby improving wettability of the surface of the transfer sheet relative to toner that forms a toner image.
摘要翻译：要解决的问题：提供一种表面处理装置，其在使用含有脱模剂的无油调色剂，图像形成装置和图像形成装置的转印纸上形成调色剂图像的情况下可靠地提供优异的定影质量系统。解决方案：表面处理装置在其上形成调色剂图像之前在转印纸上进行表面处理; 并且包括用于在其上形成调色剂图像之前在转印纸的表面上或其附近产生电介质阻挡放电的放电装置（703-705），将转印片的表面直接暴露于介电阻挡放电，从而改善了转印纸表面相对于形成调色剂图像的调色剂的润湿性。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2012013918A Electrophotographic photoreceptor and method of manufacturing the same 有权
标题翻译：电子照相机及其制造方法
公开(公告)号：JP2012013918A
公开(公告)日：2012-01-19
申请号：JP2010149861
申请日：2010-06-30
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： ARAI YOKO , KOZU KEISUKE , TOGASHI SHINICHI
IPC分类号： G03G5/10 , G03G5/00 , G03G5/02 , G03G21/00
摘要： PROBLEM TO BE SOLVED: To stably provide an electrophotographic photoreceptor with high dimensional accuracy for minimizing deviation of a multicolor image in applications such as full color printing.SOLUTION: This electrophotographic photoreceptor includes a photosensitive layer on a metal tube. The metal tube has the outer diameter of not less than 40 mm and not more than 150 mm, and has the total runout of not less than 5 μm and not more than 50 μm relative to the driving axis.
摘要翻译：要解决的问题：为了稳定地提供具有高尺寸精度的电子照相感光体，以最小化诸如全色打印等应用中的多色图像的偏差。该电子照相感光体包括金属管上的感光层。金属管的外径为40mm以上150mm以下，相对于驱动轴的总跳动为5μm以上50μm以下。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2010266457A Magnetic detection element, and azimuth detection system using the same 有权
标题翻译：磁性检测元件和使用该检测元件的AZIMUTH检测系统
公开(公告)号：JP2010266457A
公开(公告)日：2010-11-25
申请号：JP2010154405
申请日：2010-07-07
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： KO TAIKO
IPC分类号： G01R33/09 , G01C21/08 , G01R33/02
摘要： PROBLEM TO BE SOLVED: To provide a small-sized, lightweight, and highly-sensitive magnetic detection element.
SOLUTION: This small-sized and lightweight magnetic detection element 1 can be constituted by using a TMR element 2 manufactured by using originally a thin film technology or the like. The magnetic detection element 1 has a constitution including on one surface thereof, a magnetic field sensing auxiliary soft magnetic film 7 whose coercive force is lower than that of a magnetic layer 4 and whose anisotropic axis is set independently of the anisotropic axis of the magnetic layer 4, and in addition, magnetic field sensitivity as a sensor is improved because magnetic force detection can be performed with separated function by utilizing a difference of the coercive force.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供小型，轻便，高灵敏度的磁性检测元件。解决方案：通过使用原本采用薄膜技术等制造的TMR元件2，可以构成该小型轻便的磁性检测元件1。磁检测元件1的一个表面上具有矫顽力低于磁性层4的磁场感测辅助软磁性膜7，其各向异性轴独立于磁性层的各向异性轴而设定的结构此外，作为传感器的磁场灵敏度被提高，因为可以通过利用矫顽力的差异以分离的功能执行磁力检测。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2009222815A Optical deflector, optical scanner, and image forming apparatus 审中-公开
标题翻译：光学偏移器，光学扫描仪和图像形成装置
公开(公告)号：JP2009222815A
公开(公告)日：2009-10-01
申请号：JP2008064871
申请日：2008-03-13
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： MASUDA KENSUKE , ITAMI YUKIO , TAKAHASHI YOSHIHIRO , TAKAMURA TOMOTAKA
IPC分类号： G02B26/12 , G02B26/10 , G03G15/04 , H04N1/113
CPC分类号： G02B26/123 , G02B26/124 , G02B26/125 , H04N1/00941 , H04N1/1135
摘要： PROBLEM TO BE SOLVED: To provide an optical deflector which includes: a rotary body including rotating polygon mirrors; a rotation shaft that works as the center of the rotary body and rotates together with the rotary body; and a board for these components, wherein the self-excited vibration of the rotary body and the rotation shaft at a high speed rotation is suppressed without adding a new component, to provide an optical scanner having the optical deflector and an image forming apparatus having the optical deflector. SOLUTION: Where P [rpm] is the number of revolutions of the rotary body 101 having the rotating polygon mirrors 117a and 117b, l [m] is a distance between a center of gravity of the rotary body 101 and the board 110, m [kg] is mass of the rotary body 101, r [m] is a radius of the rotation shaft 104, E [Pa] is Young's modulus of the rotation shaft 104, the following inequalities are satisfied: (3πEr 4 /4 ml 3 ) 1/2 /2π≤2 1/2 ×P/60 or (3πr 4 /4 ml 3 ) 1/2 /2π≤5.41×10 -8 ×P, and the thickness t of the board 110 is selected in the range 0.8 mm≤t≤1.8 mm for suppressing the self-excited vibration. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种光偏转器，其包括：包括旋转多面镜的旋转体; 旋转轴，其作为旋转体的中心并与旋转体一起旋转; 以及用于这些部件的板，其中在不添加新部件的情况下抑制旋转体和旋转轴在高速旋转中的自激振动，以提供具有光学偏转器的光学扫描器和具有光学偏转器
解决方案：其中P [rpm]是具有旋转多面镜117a和117b的旋转体101的转数，l [m]是旋转体101的重心与板110之间的距离，m [kg]是旋转体101的质量，r [m]是旋转轴104的半径，E [Pa]是旋转轴104的杨氏模量，满足以下不等式：（3πEr 4 / 4ml 3 ） 1/2 /2π≤2 1/2 ×P / 60或（3πr 4 / 4ml 3 ） 1/2 /2π≤5.41×10 -8 ×P，厚度t 在0.8mm≤t≤1.8mm的范围内选择板110，以抑制自激振动。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2008170791A Working method for rotary polygon mirror, working apparatus for rotary polygon mirror, light deflector, optical scanner and image forming apparatus 有权
标题翻译：旋转聚合物镜的工作方法，旋转聚合物镜，光偏转器，光学扫描仪和图像形成装置的工作装置
公开(公告)号：JP2008170791A
公开(公告)日：2008-07-24
申请号：JP2007004730
申请日：2007-01-12
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： ITAMI YUKIO , INADA HISASHI , ARAI KIYOBUMI , KIKUCHI TAKESHI , TAKAHASHI YOSHIHIRO , TAKAMURA TOMOTAKA , MASUDA KENSUKE
IPC分类号： G02B26/12 , G02B26/10
摘要： PROBLEM TO BE SOLVED: To highly accurately cut a deflecting reflection face of an integrated multistage rotary polygon mirror into a mirror surface while the multistage rotary polygon mirror are integrated into one body. SOLUTION: A rough cutting tool 209 and a finish cutting tool 210 are held by a disk-like cutter holder 208 that is rotationally driven and is movable in the X-axis direction and in the Z-axis direction. The rough cutting tool 209 and the finish cutting tool 210 are set in such a manner that the difference between the mounting radius of the rough cutting tool 209 and the mounting radius of the finish cutting tool 210 is larger than the length of a workpiece 203 in the direction of the rotation axis, the workpiece 203 having an integrated two-stage (upper and lower stages) rotary polygon mirror, so that the cutting tool not performing cutting does not interfere with the workpiece 203. The following steps are sequentially carried out: rough working of the upper stage rotary polygon mirror by the rough cutting tool 209; rough working of the lower stage rotary polygon mirror by the rough cutting tool 209; finish working of the upper stage rotary polygon mirror by the finish cutting tool 210; and finish working of the lower stage rotary polygon mirror by the finish cutting tool 210. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了将多级旋转多面镜整合到一体中，将集成多级旋转多面镜的偏转反射面高精度地切割成镜面。解决方案：粗切削刀具209和精加工刀具210由旋转驱动的盘形刀架208保持，并且可沿X轴方向和Z轴方向移动。粗切削刀具209和精加工刀具210的设置方式是使粗切削刀具209的安装半径与精加工刀具210的安装半径之间的差大于工件203的长度旋转轴的方向，工件203具有集成的两级（上下级）旋转多面镜，使得不进行切割的切削工具不会干涉工件203.依次执行以下步骤：通过粗切割工具209对上层旋转多面镜进行粗加工; 通过粗切削工具209对下级旋转多面镜进行粗加工; 通过精加工工具210完成上级旋转多面镜的加工; 并通过精加工工具210完成下级旋转多面镜的工作。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007304140A Polygon mirror, optical scanner and image forming apparatus 有权
标题翻译： POLYGON MIRROR，光学扫描仪和图像形成装置
公开(公告)号：JP2007304140A
公开(公告)日：2007-11-22
申请号：JP2006129556
申请日：2006-05-08
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： SAKAGAMI YOSHINOBU , TAKAMURA TOMOTAKA , SAKAI KOJI
IPC分类号： G02B26/12 , B41J2/44 , H04N1/113
摘要： PROBLEM TO BE SOLVED: To provide a polygon mirror capable of reducing wind noise and a windage even when rotational speed is accelerated while suppressing production cost without adopting a complicated manufacturing method, and improving the machining efficiency of the polygon mirror, to provide an optical scanner having the polygon mirror and to provide an image forming apparatus having the optical scanner. SOLUTION: The polygon mirror having a plurality of mirror faces to deflect and scan light beam from a light source is characterized in that a rounded face is positioned at the end of one side of the mirror faces 80 in the direction along the rotation direction of a polygon scanner (longitudinal direction of mirror face) and the position is common for all mirror faces 80. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种多角镜，即使在不采用复杂的制造方法的同时抑制生产成本的同时，即使加速转速也能够降低风噪声和风阻，并且提高多面镜的加工效率，具有多面镜的光学扫描器，并提供具有光学扫描仪的图像形成装置。解决方案：具有多个镜面以从光源偏转和扫描光束的多面镜的特征在于，圆形面位于镜面80的沿着旋转方向的一侧的端部多边形扫描仪的方向（镜面的纵向），并且该位置对于所有镜面80是共同的。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2006082196A Manufacturing device of roller for image forming device and manufacturing method 有权
标题翻译：用于图像形成装置的滚子的制造装置和制造方法
公开(公告)号：JP2006082196A
公开(公告)日：2006-03-30
申请号：JP2004271026
申请日：2004-09-17
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： YAMAZAKI JUNICHI , ONUMA SHIGEO , TERAJIMA YOICHI
IPC分类号： B23Q11/00 , B41J2/01 , F16C13/00 , G03G15/00
摘要： PROBLEM TO BE SOLVED: To provide an efficient both-end machining method for preventing a workpiece from being flawed or damaged in both cases of mounting the workpiece to a both-end machining machine and machining the workpiece when a drum and rollers or the like used for an image forming device are machined by the both-end machining machine, and to also provide a machined product and the image forming device using it.
SOLUTION: The both-end machining machine has two collet chucks. A guide mechanism for suppressing a deflection of the workpiece is provided between the two collet chucks. The guide mechanism can be rotated together with the workpiece. The workpiece is a workpiece for an image forming device member.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种有效的两端加工方法，用于在将工件安装到两端加工机器上并且在滚筒和辊子上加工工件时，防止工件发生瑕疵或损坏用于图像形成装置的类似物由两端加工机加工，并且还提供使用它的加工产品和图像形成装置。
解决方案：两端加工机有两个夹头卡盘。在两个夹头卡盘之间设置有用于抑制工件偏转的引导机构。引导机构可以与工件一起旋转。工件是图像形成装置构件的工件。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2006064385A Apparatus and method for measuring shape 审中-公开
标题翻译：用于测量形状的装置和方法
公开(公告)号：JP2006064385A
公开(公告)日：2006-03-09
申请号：JP2004243578
申请日：2004-08-24
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： KONNO RYOICHI , OUCHI JIRO
IPC分类号： G01B21/20 , G01B11/24
摘要： PROBLEM TO BE SOLVED: To provide a low-cost shape measuring apparatus having high measurement accuracy even though it is of a noncontact type and capable of simultaneously maintaining a wide measuring range, a characteristic of a noncontact type, and speeding up measurements. SOLUTION: The shape measuring apparatus is provided with a plurality of three-dimensional position sensors and comprises both a converting means for converting three-dimensional position data, surface data from each three-dimensional position sensor, into point data groups and a processing unit for measuring the shape of an object to be measured on the basis of the point data groups from the converting means. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种具有高测量精度的低成本形状测量装置，即使它是非接触型并且能够同时保持宽的测量范围，非接触型的特性和加速测量。解决方案：形状测量装置设置有多个三维位置传感器，并且包括用于将三维位置数据，来自每个三维位置传感器的表面数据转换成点数据组的转换装置和处理单元，用于根据来自转换装置的点数据组来测量待测对象的形状。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005342919A Reversible heat-sensitive recording medium and its manufacturing method 审中-公开
标题翻译：可反应的热敏记录介质及其制造方法
公开(公告)号：JP2005342919A
公开(公告)日：2005-12-15
申请号：JP2004162281
申请日：2004-05-31
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： MIKAMI YOSHIHARU , FURUYA HIROMI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/26 , B41M5/28 , B41M5/30
CPC分类号： B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a reversible heat-sensitive recording medium with successful durability and its manufacturing method. SOLUTION: This reversible heat-sensitive recording medium has a recording layer 14 containing an organoclay 11, formed on a support. In the method for manufacturing the reversible heat-sensitive recording medium, the organoclay 11 is added to the recording layer 14. In addition, the reversible heat-sensitive recording medium has the organoclay 11 added to at least either of the recording layer 14 or the protective layer 15 formed on the recording layer 14. In the manufacturing method, the organoclay 11 is added to at least either of the recording layer 14 or the protective layer 15. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有成功耐用性的可逆热敏记录介质及其制造方法。解决方案：该可逆热敏记录介质具有包含形成在支撑体上的有机粘土11的记录层14。在可逆热敏记录介质的制造方法中，将有机粘土11添加到记录层14中。此外，可逆热敏记录介质将有机粘土11添加到记录层14或保护层15形成在记录层14上。在制造方法中，有机粘土11被添加到记录层14或保护层15中的至少任一个上。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2005043860A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2005043860A
公开(公告)日：2005-02-17
申请号：JP2004071137
申请日：2004-03-12
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： OKUMA TAKASHI , HATTORI HITOSHI , OGAWA MUTSUO , MIKAMI YOSHIHARU
IPC分类号： B41J3/54 , B41J21/16 , B41J29/38 , G03G21/00
摘要： PROBLEM TO BE SOLVED: To feed sheets which are appropriate for each of an electrophotographic process part and a rewritable process part in an image forming apparatus provided with an electrophotographic process part forming an image by electrophotography and a rewritable process part forming an image by a rewritable method. SOLUTION: Decision is made by a sheet type decision means of whether the sheet stored in a sheet storing part 7 is the sheet 3 appropriate for image formation in the electrophotographic process part 4 or a reversible thermal recording sheet 5 appropriate for image formation in the rewritable process part 6. Sheets, which are appropriate for each of the electrophotographic process part 4 or the rewritable process part 6, are fed by using the decided result of the sheet type decision means in regard to the sheet feeding from the sheet storing part 7 to the electrophotographic process part 4 or the rewritable process part 6. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：在具有通过电子照相形成图像的电子照相处理部件的图像形成装置中形成适合于电子照相处理部件和可重写处理部件中的每一个的片材以及形成图像的可重写处理部件通过可重写的方法。解决方案：通过片材类型确定装置来确定存储在片材存储部件7中的片材是否适于在电子照相处理部件4中形成图像的片材3或适于图像形成的可逆热敏记录片材在可重写处理部分6中。适用于电子照相处理部分4或可重写处理部分6中的每一个的片材通过使用片材类型确定装置的确定结果相对于从片材存储第7部分到电子照相处理部分4或可重写处理部分6.版权所有（C）2005，JPO＆NCIPI

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