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1. 发明申请

US20100150619A1 DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：开发设备和图像形成装置
公开(公告)号：US20100150619A1
公开(公告)日：2010-06-17
申请号：US12620703
申请日：2009-11-18
申请人： Masahiro MAEDA , Yoichi YAMADA , Yoshiyuki KUREBAYASHI , Daisuke MATSUMOTO , Masaru KOBASHI , Takatomo FUKUMOTO
发明人： Masahiro MAEDA , Yoichi YAMADA , Yoshiyuki KUREBAYASHI , Daisuke MATSUMOTO , Masaru KOBASHI , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0634
摘要： Provided is a development device including: a development roller in which continuous spiraling inclined grooves having different inclinations with respect to an axial direction are formed so as to cross each other; and a feed roller which is in contact with the development roller and feeds toner to the development roller, wherein transportation force, which is used for transporting the toner on the development roller from one side to the other side of the axial direction of the development roller, is generated by the rotation of the feed roller.
摘要翻译：提供一种显影装置，包括：显影辊，其中形成有相对于轴向方向具有不同倾斜度的连续螺旋倾斜槽，以便彼此交叉; 以及与显影辊接触并将调色剂供给到显影辊的进给辊，其中用于将显影辊上的调色剂从显影辊轴向方向的一侧传送到另一侧的输送力由进给辊的旋转产生。

2. 发明申请

US20100061775A1 Image Forming Apparatus and Image Forming Method 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20100061775A1
公开(公告)日：2010-03-11
申请号：US12511848
申请日：2009-07-29
申请人： Yoichi YAMADA , Daisuke MATSUMOTO , Takatomo FUKUMOTO
发明人： Yoichi YAMADA , Daisuke MATSUMOTO , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0813 , G03G2215/0619
摘要： An image forming apparatus includes: a latent image holder that holds on its surface an electrostatic latent image in which an image portion and a non-image portion have different potentials; a toner carrying roller that carries a toner layer including both contact toner which directly contacts a surface of the roller and non-contact toner which contacts the contact toner but does not contact the surface of the roller; and an electric field forming unit that forms an alternating electric field to cause an electric field strength exerted between the non-image portion on the surface of the latent image holder and the surface of the toner carrying roller to be lower than a contact toner fly start electric field strength and higher than a non-contact toner fly start electric field strength, between the latent image holder and the toner carrying roller, as a toner fly electric field.
摘要翻译：图像形成装置包括：潜像保持器，其在其表面上保持图像部分和非图像部分具有不同电位的静电潜像; 携带调色剂层的调色剂承载辊，其包括直接接触辊表面的接触调色剂和与接触调色剂接触但不接触辊的表面的非接触式调色剂; 以及电场形成单元，其形成交变电场以使施加在潜像保持器的表面上的非图像部分和调色剂承载辊的表面之间的电场强度低于接触式调色剂起始点作为调色剂飞电场，在潜像保持器和调色剂承载辊之间，电场强度高于非接触式调色剂起飞电场强度。

3. 发明申请

US20100150617A1 DEVELOPING ROLLER MANUFACTURING METHOD, DEVELOPING ROLLER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS 有权
标题翻译：开发滚子制造方法，开发滚子，开发装置和图像形成装置
公开(公告)号：US20100150617A1
公开(公告)日：2010-06-17
申请号：US12620693
申请日：2009-11-18
申请人： Masahiro MAEDA , Yoichi YAMADA , Yoshiyuki KUREBAYASHI , Daisuke MATSUMOTO , Masaru KOBASHI , Takatomo FUKUMOTO
发明人： Masahiro MAEDA , Yoichi YAMADA , Yoshiyuki KUREBAYASHI , Daisuke MATSUMOTO , Masaru KOBASHI , Takatomo FUKUMOTO
IPC分类号： G03G15/08 , B21K1/02 , B21D53/00
CPC分类号： G03G15/0818 , B21H7/18 , G03G2215/0634 , Y10T29/4956
摘要： A method of manufacturing a developing roller, including: a first rolling process for forming a first inclined groove which is continuous in a helical shape, by rotating a first die having blades inclined with respect to an axial direction and a circumferential direction, and a non-bladed die, and feeding an unprocessed developing roller between the first die and the non-bladed die; and a second rolling process for forming a second inclined groove which is continuous in a helical shape and intersects with the first inclined groove, by rotating a second die having blades inclined with respect to an axial direction and a circumferential direction in the direction opposite to that of the first die, and the non-bladed die in the same direction opposite to that in the first rolling process, and feeding the developing roller between the second die and the non-bladed die.
摘要翻译：一种显影辊的制造方法，其特征在于，包括：第一轧制工序，其通过旋转具有相对于轴向和圆周方向倾斜的叶片的第一模具形成螺旋状连续的第一倾斜槽，在第一模具和非叶片模具之间进给未加工的显影辊; 以及第二轧制工艺，用于形成第二倾斜槽，该第二倾斜槽与螺旋形连续并与第一倾斜槽相交，通过旋转具有相对于轴向方向和圆周方向相对于轴向方向和圆周方向倾斜的叶片的第二模具，的第一模具和非叶片模具在与第一轧制过程相反的方向上，并且将显影辊馈送在第二模具和非叶片模具之间。

4. 发明申请

US20090214271A1 Development Roller, Development Device, Image Forming Apparatus, and Method of Manufacturing Development Roller 有权
标题翻译：开发辊，开发装置，成像装置和制造开发辊的方法
公开(公告)号：US20090214271A1
公开(公告)日：2009-08-27
申请号：US12388908
申请日：2009-02-19
申请人： Yoichi YAMADA , Masahiro MAEDA , Junichi SUZUKI , Takatomo FUKUMOTO
发明人： Yoichi YAMADA , Masahiro MAEDA , Junichi SUZUKI , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0634 , G03G2215/0861 , G03G2215/0863
摘要： A development roller includes a base unit having a base recess and a base projection that are formed in a predetermined area of a circumference surface of the base unit, and a surface layer formed on the circumference surface of the base unit and having on the circumference thereof a recess and a projection formed respectively in accordance with the base recess and the base projection of the base unit. Surface hardness of the projection is higher than surface hardness of the recess.
摘要翻译：显影辊包括具有底座凹部和基部突出部的基座单元，基座突起形成在基座单元的圆周表面的预定区域中，并且表面层形成在基座单元的圆周表面上并且在其圆周上分别形成有与基座部的底座凹部和底座突起部形成的凹部和突起。突起的表面硬度高于凹部的表面硬度。

5. 发明申请

US20100143005A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20100143005A1
公开(公告)日：2010-06-10
申请号：US12621718
申请日：2009-11-19
申请人： Yoichi YAMADA , Atsunori KITAZAWA , Takatomo FUKUMOTO
发明人： Yoichi YAMADA , Atsunori KITAZAWA , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818
摘要： Provided is an image forming apparatus including: a latent image carrier; a charging unit; a latent image forming unit; a developing unit; a transferring unit; and a cleaning unit, wherein a voltage of the non-image portion of the latent image carrier is Vo, a voltage of the developing bias at the time when a force generated to bias the toner charged with the regular charging polarity in a direction from the latent image carrier to the toner carrier is maximum is Vmax, and a voltage of the developing bias at the time when a force generated to bias the toner charged with the regular charging polarity in a direction from the toner carrier to the latent image carrier is maximum is Vmin, in the developing position, an equation |Vmax−Vo|>|Vmin−Vo| is satisfied.
摘要翻译：提供一种图像形成装置，包括：潜像载体; 充电单元; 潜像形成单元; 一个发展单位; 转移单元; 以及清洁单元，其中所述潜像载体的非图像部分的电压为Vo，所述显影偏压的电压，所述显影偏压在产生以将来自所述潜像载体的方向对于调色剂载体的潜像载体的最大值为Vmax，当在从调色剂载体向潜像载体的方向上以正常充电极性带电的调色剂产生的力产生的力时显影偏压的电压最大是Vmin，处于显影位置，方程| Vmax-Vo |> | Vmin-Vo | 满意

6. 发明申请

US20100021190A1 Image Forming Apparatus and Image Forming Method 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20100021190A1
公开(公告)日：2010-01-28
申请号：US12489248
申请日：2009-06-22
申请人： Masaru KOBASHI , Yoichi YAMADA , Takatomo FUKUMOTO
发明人： Masaru KOBASHI , Yoichi YAMADA , Takatomo FUKUMOTO
IPC分类号： G03G15/02 , G03G21/00
CPC分类号： G03G15/0258
摘要： An image forming method includes supplying a protective agent to an image carrier, and charging the image carrier by a plurality of charging units, wherein degrees of discharge deterioration of the surface of the image carrier in the plurality of charging units are different, and wherein, in the amounts of protective agent supplied to charging portions of the plurality of charging units, the amount of protective agent supplied to a charging portion, in which a degree of discharge deterioration of the surface of the image carrier is high, is large.
摘要翻译：图像形成方法包括向图像载体提供保护剂，并且通过多个充电单元对图像载体进行充电，其中多个充电单元中的图像载体的表面的放电劣化程度不同，并且其中，在供给到多个充电单元的充电部的保护剂的量中，供给到图像载体的表面的放电劣化程度高的充电部的保护剂的量大。

7. 发明申请

US20090110444A1 Developer Apparatus, Image Forming Apparatus and Image Forming Method 有权
标题翻译：显影装置，成像装置及成像方法
公开(公告)号：US20090110444A1
公开(公告)日：2009-04-30
申请号：US12254190
申请日：2008-10-20
申请人： Yoichi YAMADA , Takatomo FUKUMOTO
发明人： Yoichi YAMADA , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G15/0812 , G03G2215/0844
摘要： A developer apparatus, includes: a toner carrier roller which rotates while carrying a toner layer of charged toner on its surface, the toner carrier being shaped approximately like a cylinder and being provided, on a surface thereof, with a plurality of convex sections, which are regularly arranged along a width direction parallel to a rotation shaft of the toner carrier roller and a circumferential direction which is along a circumferential surface of the toner carrier roller, and concave sections which surround the convex sections; and a restriction member which abuts on the surface of the toner carrier roller, thereby restricting the toner layers which are carried on the surface of the toner carrier roller, the restriction member including an elastic abutting member formed by an elastic material, the elastic abutting member which includes an edge part which extends along the width direction parallel to the rotation shaft of the toner carrier roller and abuts on the surface of the toner carrier roller, wherein within a restriction nip which is created as the toner carrier roller and the restriction member abut on each other, a plurality of abutting segments where the edge part abuts on the plurality of convex sections and opening segments where the edge part and the concave sections are opposed each other with a gap between each other appear alternately along the width direction, and in the opening segments, the edge part of the elastic abutting member bulges toward bottom of the concave sections beyond linear lines which connect top surfaces of two adjacent convex sections which are on both sides to the concave sections which are opposed to the edge part.
摘要翻译：一种显影装置，包括：调色剂承载辊，在其表面上承载带电调色剂的调色剂层的同时旋转，调色剂载体的形状大致像圆筒一样，并在其表面上设置有多个凸部，沿着平行于调色剂承载辊的旋转轴的宽度方向和沿着调色剂承载辊的圆周表面的圆周方向以及包围凸部的凹部均匀地排列; 以及限制构件，其邻接调色剂承载辊的表面，从而限制承载在调色剂承载辊的表面上的调色剂层，该限制构件包括由弹性材料形成的弹性抵接构件，该弹性抵接构件其包括边缘部分，其沿着平行于调色剂承载辊的旋转轴的宽度方向延伸并抵靠在调色剂承载辊的表面上，其中在作为调色剂承载辊和限制件邻接的限制夹紧部内彼此相邻的多个邻接部分，其中边缘部分邻接在多个凸部和开口部分之间，其中边缘部分和凹部彼此间彼此间隔开，并且沿着宽度方向交替显示，并且在开口部分，弹性抵接部件的边缘部分朝着凹形部分的底部凸出超过线性线其将两侧的两个相邻凸部的顶面连接到与边缘部相对的凹部。

8. 发明申请

US20070110481A1 Toner-Particle Bearing Roller, Developing Device, And Image Forming Apparatus 有权
标题翻译：调色剂颗粒轴承辊，显影装置和成像装置
公开(公告)号：US20070110481A1
公开(公告)日：2007-05-17
申请号：US11556041
申请日：2006-11-02
申请人： Yoichi YAMADA , Tomohiro ARUGA , Noboru SAKURAI , Katsumi OKAMOTO , Hiroshi KATO , Masanao KUNUGI , Takatomo FUKUMOTO
发明人： Yoichi YAMADA , Tomohiro ARUGA , Noboru SAKURAI , Katsumi OKAMOTO , Hiroshi KATO , Masanao KUNUGI , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0634
摘要： A developing device includes a toner particle-bearing roller that bears toner particles on its surface and develops a latent image borne by an image-bearing member with those toner particles, the toner particle-bearing roller has a projection portion disposed on its surface, the projection portion having a top surface having a flat portion, and a width of the top surface being equal to or more than a volume average particle diameter of the toner particles.
摘要翻译：显影装置包括：调色剂颗粒承载辊，其表面上带有调色剂颗粒，并且通过这些调色剂颗粒显影由图像承载部件承载的潜像，调色剂颗粒承载辊具有设置在其表面上的突出部分，突起部分具有平坦部分的顶表面，并且顶表面的宽度等于或大于调色剂颗粒的体积平均粒径。

9. 发明申请

US20100248131A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 审中-公开
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20100248131A1
公开(公告)日：2010-09-30
申请号：US12727300
申请日：2010-03-19
申请人： Masahiro MAEDA , Yoichi YAMADA , Masaru KOBASHI , Tomohiro ARUGA , Takatomo FUKUMOTO , Atsunori KITAZAWA
发明人： Masahiro MAEDA , Yoichi YAMADA , Masaru KOBASHI , Tomohiro ARUGA , Takatomo FUKUMOTO , Atsunori KITAZAWA
IPC分类号： G03G13/16 , G03G21/00
CPC分类号： G03G15/0233 , G03G15/0291 , G03G15/22 , G03G21/0017 , G03G21/0023 , G03G21/0035 , G03G2221/1609
摘要： Provided is an image forming apparatus including: a latent image carrier; a lubricant applying unit configured to bring a conductive contact member into contact with a surface of the latent image carrier; a development unit configured to attach toner to the surface of the latent image carrier; and a conductive blade brought into contact with the surface of the latent image carrier at a cleaning position, wherein a bias is applied to at least one of the conductive contact member and the conductive blade such that the surface of the latent image carrier is electrified, and wherein, as the durability of the conductive blade is prolonged, a ratio of the electrification of the surface of the latent image carrier by the conductive blade and the electrification of the surface of the latent image carrier by the conductive contact member is changed.
摘要翻译：提供一种图像形成装置，包括：潜像载体; 润滑剂施加单元，其构造成使导电接触构件与所述潜像载体的表面接触; 显影单元，其构造成将调色剂附着到潜像载体的表面; 以及在清洁位置与所述潜像载体的表面接触的导电片，其中，对所述导电接触构件和所述导电片中的至少一个施加偏压使得所述潜像载体的表面通电，并且其中，随着导电性叶片的耐久性延长，导电性刮片的潜像载体的表面带电率与潜像载体的表面的导通性发生变化。

10. 发明申请

US20100008699A1 Image Forming Apparatus and Image Forming Method 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20100008699A1
公开(公告)日：2010-01-14
申请号：US12498216
申请日：2009-07-06
申请人： Masaru KOBASHI , Yoichi YAMADA , Koji MIGITA , Takatomo FUKUMOTO
发明人： Masaru KOBASHI , Yoichi YAMADA , Koji MIGITA , Takatomo FUKUMOTO
IPC分类号： G03G21/00
CPC分类号： G03G21/0035 , G03G2221/0005
摘要： An image forming apparatus includes: an image carrier; an exposure device; a developing device that develops the latent image on the image carrier by using a toner charged to a predetermined polarity and having an external additive; a transfer device that transfers a toner image developed on the image carrier to a transfer medium; a first charging member that charges the external additive and the transfer residual toner remaining on the image carrier and the image carrier after transfer to the same polarity as a polarity of the toner; a cleaning member that electrostatically attracts the external additive and the transfer residual toner charged by the first charging member; and a second charging member that charges the image carrier to an electric potential smaller in absolute value than an electric potential of the image carrier generated after the image carrier passes the cleaning member.
摘要翻译：图像形成装置包括：图像载体; 曝光装置; 显影装置，其通过使用以预定极性被加载并具有外部添加剂的调色剂来显影图像载体上的潜像; 转印装置，将在图像载体上显影的调色剂图像转印到转印介质上; 第一充电构件，其在转印到与调色剂的极性相同的极性之后对外部添加剂和残留在图像载体上的转印残余调色剂和图像载体进行充电; 清洁部件，其静电吸引由第一充电部件充电的外部添加剂和转印残留调色剂; 以及第二充电构件，其将图像载体充电到比图像载体通过清洁构件之后产生的图像载体的电位的绝对值更小的电位。

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