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1. 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。

2. 发明申请

US20090208256A1 Development Roller, Development Device, and Image Forming Apparatus 失效
标题翻译：显影辊，显影装置和成像装置
公开(公告)号：US20090208256A1
公开(公告)日：2009-08-20
申请号：US12388880
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
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 by pressing a regular pattern in pressure machining, and a surface layer formed on the circumference surface of the base unit and having a recess and a projection formed respectively in accordance with the base recess and the base projection of the base unit. A thickness of the surface layer is larger than a maximum height of a base swollen portion close to the side edge of the base projection from a regular surface of the base projection.
摘要翻译：显影辊包括具有基座凹部和基部凸起的基座单元，该基座凹部和底部凸起通过在加压加工中按压规则图案而形成在基座单元的圆周表面的预定区域中，并且形成在表面层上的表面层并且具有根据基座单元的基座凹部和基座突起分别形成的凹部和突起。表面层的厚度大于从基底突起的规则表面靠近基底突起的侧边缘的基部肿胀部分的最大高度。

3. 发明申请

US20090208255A1 Development Roller, Development Device, and Image Forming Apparatus 失效
标题翻译：显影辊，显影装置和成像装置
公开(公告)号：US20090208255A1
公开(公告)日：2009-08-20
申请号：US12388857
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
摘要： A development roller includes a base unit having a base recess and a base projection 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 a recess and a projection formed respectively in accordance with the base recess and the base projection of the base unit.
摘要翻译：显影辊包括：基座单元，具有形成在基座单元的圆周表面的预定区域中的基部凹部和基部突起;以及基底单元的圆周表面上形成的凹部和突起，分别根据基部凹部和基部单元的基底突起。

4. 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。

5. 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。

6. 发明申请

US20090290900A1 Developing Device, Image Forming Apparatus, and Method of Manufacturing Developing Device 审中-公开
标题翻译：显影装置，图像形成装置以及制造显影装置的制造方法
公开(公告)号：US20090290900A1
公开(公告)日：2009-11-26
申请号：US12429084
申请日：2009-04-23
申请人： Masahiro MAEDA , Tomohiro ARUGA , Yoichi YAMADA , Takatomo FUKUMOTO
发明人： Masahiro MAEDA , Tomohiro ARUGA , Yoichi YAMADA , Takatomo FUKUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G15/0898
摘要： A developing device includes: a housing that stores toner therein; a toner carrying roller that is attached to the housing by a shaft and is rotated in a predetermined rotation direction while carrying charged toner on a surface of the toner carrying roller to transport the toner to the outside of the housing; and a seal member that extends in a direction of a rotation axis of the toner carrying roller and has one end fixed to the housing and the other end in contact with the surface of the toner carrying roller to prevent the toner from leaking out of the housing, wherein a plurality of convex portions having top surfaces constituting a part of the same cylindrical surface are formed on the surface of the toner carrying roller, and at least a part of the seal member in contact with the surface of the toner carrying roller is made of a material having a contact angle of 105° or more with respect to water.
摘要翻译：显影装置包括：在其中存储调色剂的壳体; 调色剂承载辊，其通过轴附接到壳体并且在将带电调色剂携带在调色剂承载辊的表面上以预定的旋转方向旋转以将调色剂输送到壳体的外部; 以及密封构件，其沿着调色剂承载辊的旋转轴线的方向延伸，并且一端固定到壳体，另一端与调色剂承载辊的表面接触，以防止调色剂从壳体泄漏其中，在调色剂承载辊的表面上形成有多个凸起部分，其具有构成同一圆柱形表面的一部分的顶表面，并且与该调色剂承载辊的表面接触的密封件的至少一部分被制成相对于水的接触角为105°以上的材料。

7. 发明申请

US20100248129A1 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：US20100248129A1
公开(公告)日：2010-09-30
申请号：US12727310
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： G03G21/00 , G03G15/02
CPC分类号： G03G15/0233 , G03G15/0291 , G03G15/22 , G03G21/0017 , G03G21/0023
摘要： An image forming apparatus includes: a latent image carrier which circumferentially rotates in a predetermined rotational direction; a conductive blade which cleans a surface of the latent image carrier by being in contact with the surface of the latent image carrier, and charges the surface of the latent image carrier at a first electric potential having the same polarity as normal charged polarity of a toner according to application of direct current voltage having the same polarity as the normal charged polarity of the toner, in a predetermined cleaning and charging position; and a charger which provides electric charge having reverse polarity to the normal charged polarity and adjusts an electric potential of the surface of the latent image carrier to a second electric potential, in a secondary charging position located on a downstream side of the cleaning and charging position in the rotational direction.
摘要翻译：图像形成装置包括：潜像载体，其沿预定旋转方向周向旋转; 导电叶片，其通过与潜像载体的表面接触来清洁潜像载体的表面，并且以与正常的调色剂的带电极性相同极性的第一电位对潜像载体的表面进行充电根据应用具有与调色剂的正常带电极性相同极性的直流电压，在预定的清洗和充电位置; 以及充电器，其提供具有与正常充电极性相反极性的电荷，并且在位于清洁和充电位置的下游侧的二次充电位置中将潜像载体的表面的电位调节到第二电位在旋转方向。

8. 发明申请

US20100247187A1 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：US20100247187A1
公开(公告)日：2010-09-30
申请号：US12727678
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： G03G21/10
CPC分类号： G03G21/0017 , G03G21/0023 , G03G2221/0005
摘要： An image forming apparatus includes: a latent image carrier which circumferentially rotates in a predetermined rotational direction; a lubricant applying unit which applies a lubricant on a surface of the latent image carrier in a predetermined application position; a developing unit which adheres a toner including an additive having an abrasion effect onto the surface of the latent image carrier on which the lubricant is coated to form a toner image, in a development position located on a downstream side of the application position in the rotational direction; and a conductive blade which cleans and removes the toner on the surface of the latent image carrier in contact with the surface of the latent image carrier, and charges the surface of the latent image carrier, in a cleaning and charging position located on an upstream side of the development position in the rotational direction.
摘要翻译：图像形成装置包括：潜像载体，其沿预定旋转方向周向旋转; 润滑剂施加单元，其在预定施加位置中在所述潜像载体的表面上施加润滑剂; 显影单元，其将包含具有磨损效果的添加剂的调色剂粘附在其上涂覆有润滑剂的潜像载体的表面上以形成调色剂图像，所述显影位置位于旋转的施加位置的下游侧的显影位置方向; 以及导电叶片，其清洁和去除与潜像载体的表面接触的潜像载体的表面上的调色剂，并且在位于上游侧的清洁和充电位置对潜像载体的表面进行充电的旋转方向的发展位置。

9. 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。

10. 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。

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