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公开(公告)号：US06345166B1
公开(公告)日：2002-02-05
申请号：US09598936
申请日：2000-06-22
IPC分类号： G03G1508
CPC分类号： G03G15/0815
摘要： A developer scraping member for scraping developer from a developer carrying member has a surface layer having a foamed member, a base layer provided inside of the surface layer, and an intrusion preventing layer provided between the surface layer and the base layer. The intrusion preventing layer prevents the developer, which has intruded into the surface layer, from intruding into the base layer.
摘要翻译： 用于从显影剂承载构件刮取显影剂的显影剂刮擦构件具有具有发泡构件的表面层，设置在表面层内部的基底层和设置在表面层和基底层之间的防侵入层。 入侵防止层防止侵入表面层的显影剂侵入基层。
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2.发明授权Image forming apparatus including a developer bearing member having multiple layers 有权图像形成装置包括具有多层的显影剂承载构件公开(公告)号：US06397032B1
公开(公告)日：2002-05-28
申请号：US09656838
申请日：2000-09-07
IPC分类号： G03G1508
CPC分类号： G03G15/0818 , G03G2215/0861
摘要： In accordance with the present invention, an image forming apparatus includes an image bearing member for bearing an electrostatic latent image, a charging device for charging the surface of the image bearing member, an electrostatic latent image forming device for forming the electrostatic latent image on the surface of the image bearing member charged by the charging device, a developing device, which includes a developer bearing member for bearing a single component developer, for performing development by bringing the single component developer into contact with the electrostatic latent image to form a visible image, a transfer device for electrostatically transferring the visible image to a transfer member, and a fixing device for fixing the electrostatically transferred visible image on the transfer member. The developer bearing member includes at least a conductive core bar, an electron-conductive layer composed of an elastic body, and an ion-conductive layer.
摘要翻译： 根据本发明，图像形成装置包括用于承载静电潜像的图像承载部件，用于对图像承载部件的表面充电的充电装置，用于在静电潜像上形成静电潜像的静电潜像形成装置 由充电装置充电的图像承载部件的表面，显影装置，其包括用于承载单一成分显影剂的显影剂承载部件，用于通过使单一成分显影剂与静电潜像接触而形成可见光图像来进行显影 ，用于将可见图像静电转印到转印部件的转印装置，以及用于将静电转印的可见图像固定在转印部件上的定影装置。 显影剂承载构件至少包括导电芯棒，由弹性体构成的电子传导层和离子传导层。
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3.发明授权Image forming apparatus featuring a regulating member for regulating a number of layers of a developer carried by a developer carrying member 有权图像形成装置具有用于调节由显影剂承载构件承载的显影剂的多个层的调节构件公开(公告)号：US06389253B1
公开(公告)日：2002-05-14
申请号：US09629868
申请日：2000-08-01
IPC分类号： G03G1530
CPC分类号： G03G15/0812
摘要： An image forming apparatus includes an image bearing member for bearing an electrostatic latent image, and a developing device for developing the electrostatic latent image with a developer and collecting the developer remaining on the image bearing member including a developer carrying member for carrying the developer. The developer carried by the developer carrying member comes into contact with the image bearing member as the developer carrying member moves and a regulating member for regulating a layer thickness of the developer carried by the developer carrying member. The regulating member regulates the layer thickness of the developer carried by the developer carrying member so that there will be three to eight layers, wherein V2/V1>1.54 holds where V1 is a peripheral velocity of said image bearing member and V2 is a peripheral velocity of said developer carrying member.
摘要翻译： 图像形成装置包括用于承载静电潜像的图像承载部件和用显影剂显影静电潜像的显影装置，并收集包含用于承载显影剂的显影剂承载部件的图像承载部件上残留的显影剂。 当显影剂承载构件移动时，由显影剂承载构件承载的显影剂与图像承载构件接触，以及用于调节由显影剂承载构件承载的显影剂的层厚度的调节构件。 调节构件调节由显影剂承载构件承载的显影剂的层厚度，使得将存在三至八层，其中V2 / V1> 1.54成立，其中V1是所述图像承载构件的圆周速度，V2是圆周速度 的所述显影剂承载构件。
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4.发明授权Developing roller for electrophotography, developing apparatus, apparatus unit and image forming apparatus 有权显影辊用于电子照相，显影装置，装置单元和图像形成装置公开(公告)号：US06714754B2
公开(公告)日：2004-03-30
申请号：US10245372
申请日：2002-09-18
IPC分类号： G03G1508
CPC分类号： G03G15/0818 , G03G2215/0861
摘要： A developing roller for electrophotography is disclosed which is composed of a conductive mandrel, a charge-providing layer having a charge-providing performance to a non-magnetic one-component toner, formed at the surface of the roller, a base layer having an elasticity, formed at a position nearer to the mandrel of the roller than the charge-providing layer and an elastic intermediate layer formed at a position between the base layer and the charge-providing layer. The elastic intermediate layer is formed of a composition having a contact angle to water which is smaller than that of a composition for forming the base layer. Also, disclosed are a developing apparatus, an apparatus unit and an image forming apparatus using the developing roller.
摘要翻译： 公开了一种用于电子照相的显影辊，其由形成在辊的表面处的导电心轴，具有对非磁性单组分调色剂的电荷提供性能的电荷提供层，具有弹性的基底层 形成在比电荷提供层更靠近辊的心轴的位置处，以及形成在基底层和电荷提供层之间的位置处的弹性中间层。 弹性中间层由与水的接触角小于用于形成基底层的组合物的接触角的组合物形成。 还公开了使用显影辊的显影装置，装置单元和图像形成装置。
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5.发明授权Image forming apparatus featuring a conductive developing roller including a mandrel, an elastic layer, an intermediate layer, and a charge-providing layer formed thereon 失效图像形成装置具有导电显影辊，该显影辊包括形成在其上的心轴，弹性层，中间层和电荷提供层公开(公告)号：US06484007B1
公开(公告)日：2002-11-19
申请号：US09643423
申请日：2000-08-22
IPC分类号： G03G1508
CPC分类号： G03G15/0818 , G03G2215/0861
摘要： A developing roller for electrophotography is disclosed which is composed of a conductive mandrel, a charge-providing layer having a charge-providing performance to a non-magnetic one-component toner, formed at the surface of the roller, a base layer having an elasticity, formed at a position nearer to the mandrel of the roller than the charge-providing layer and an elastic intermediate layer formed at a position between the base layer and the charge-providing layer. The elastic intermediate layer is formed of a composition having a contact angle to water which is smaller than that of a composition for forming the base layer. Also, disclosed are a developing apparatus, an apparatus unit and an image forming apparatus using the developing roller.
摘要翻译： 公开了一种用于电子照相的显影辊，其由形成在辊的表面处的导电心轴，具有对非磁性单组分调色剂的电荷提供性能的电荷提供层，具有弹性的基底层 形成在比电荷提供层更靠近辊的心轴的位置处，以及形成在基底层和电荷提供层之间的位置处的弹性中间层。 弹性中间层由与水的接触角小于用于形成基底层的组合物的接触角的组合物形成。 还公开了使用显影辊的显影装置，装置单元和图像形成装置。
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公开(公告)号：US5561500A
公开(公告)日：1996-10-01
申请号：US566261
申请日：1995-12-01
CPC分类号： B41J3/546 , G03G15/01 , G03G15/221
摘要： An image forming apparatus for forming an image on a recording medium includes a first transporting path for transporting the recording medium for forming an image on the recording medium by using a first image forming unit, a second transporting path for transporting the recording medium for forming an image on the recording medium by using a second image forming unit which forms the image by an image forming method which is different from a method employed by the first image forming unit, and a controller for controlling the apparatus in a black image selection mode, in which the first transporting path is selected in accordance with black image data for forming a black image on the recording medium, and the recording medium is transported through the selected first transporting path to form a black image on the recording medium, a color image selection mode, in which the second transporting path is selected in accordance with image data including color image data for forming a color image on the recording medium and the recording medium is transported through the selected second transporting path to form a color image on the recording medium, and a forcible selection mode in which the first transporting path is selected even if the image data includes color image data to transport the recording medium through the selected first transporting path to form a black image on the recording medium.
摘要翻译： 用于在记录介质上形成图像的图像形成装置包括：第一传送路径，用于通过使用第一图像形成单元将用于形成图像的记录介质传送到记录介质上;第二传送路径，用于传送用于形成图像的记录介质 通过使用与第一图像形成单元所采用的方法不同的图像形成方法形成图像的第二图像形成单元和用于以黑色图像选择模式控制该装置的控制器，在记录介质上形成图像， 根据用于在记录介质上形成黑色图像的黑色图像数据选择第一传送路径，并且记录介质被传送通过所选择的第一传送路径以在记录介质上形成黑色图像，彩色图像选择模式 ，其中根据包括用于形成颜色的彩色图像数据的图像数据选择第二传送路径 记录介质上的图像和记录介质被传送通过所选择的第二传送路径以在记录介质上形成彩色图像，以及强制选择模式，其中选择第一传送路径，即使图像数据包括彩色图像数据 通过所选择的第一传送路径传送记录介质，以在记录介质上形成黑色图像。
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公开(公告)号：US5519472A
公开(公告)日：1996-05-21
申请号：US220553
申请日：1994-03-31
申请人： Masaki Ojima , Masaharu Ohkubo , Hiroki Kisu , Kazushige Sakurai , Michihito Yamazaki , Yukihiro Ohzeki , Junichi Kato , Hiroto Hasegawa , Erika Asano , Hiroshi Sato , Katsuhiro Sakaizawa , Hiroaki Ogata
发明人： Masaki Ojima , Masaharu Ohkubo , Hiroki Kisu , Kazushige Sakurai , Michihito Yamazaki , Yukihiro Ohzeki , Junichi Kato , Hiroto Hasegawa , Erika Asano , Hiroshi Sato , Katsuhiro Sakaizawa , Hiroaki Ogata
CPC分类号： G03G15/0907 , G03G13/09
摘要： A developing apparatus includes a developer carrying member for carrying developer, an elastic blade press-contacted to the developer carrying member to regulate a layer of developer formed on the developer carrying member, where the elastic blade comprises an electrically conductive layer, and a high resistance layer located at the developer carrying member side of the conductive layer, and an electric field generating device for forming an oscillating electric field between the developer carrying member and the conductive layer, wherein a maximum intensity of the electric field is not less than 10.sup.6 V/m.
摘要翻译： 显影装置包括用于承载显影剂的显影剂承载构件，与显影剂承载构件压接的弹性刮板，以调节形成在显影剂承载构件上的显影剂层，其中弹性刮板包括导电层和高电阻 位于导电层的显影剂承载构件侧的层，以及用于在显影剂承载构件和导电层之间形成振荡电场的电场产生装置，其中电场的最大强度不小于106V / m。
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公开(公告)号：US06185387B2
公开(公告)日：2001-02-06
申请号：US09075210
申请日：1998-05-11
IPC分类号： G03G1500
CPC分类号： G03G15/065 , G03G15/0216 , G03G15/1675 , G03G2215/00548 , G03G2221/0005
摘要： An image forming apparatus includes an image bearing member; a charging member for charging a surface of the image bearing member while contacting thereto with a predetermined voltage applied to the charging member; exposure member for exposing the surface of the image bearing member to form an electrostatic latent image; a toner carrying member contacted to the image bearing member with a predetermined voltage applied to the toner carrying member to visualize the electrostatic latent image into a toner image with toner carried thereon; an image transfer member for urging a transfer material to contact the transfer material to the image bearing member with a predetermined voltage applied to the image transfer member to transfer the toner image onto the transfer material; a device for applying the predetermined voltages to the charging member, the toner carrying member and the transfer member; and a controller for controlling the device that applies the predetermined voltage, the controller being operable in an operation mode for applying the predetermined voltage Vc to the charging member, the predetermined voltage Vdiv to the toner carrying member and the predetermined voltage Vtr to the transfer member, with the following satisfied: (1) Vc, Vdiv and Vtr have polarities the same as that of the toner: (2) |V1|>|Vdiv|, where V1 is a surface potential of the image bearing member charged by the charging means: and (3) |V1|>|V2|, where V2 is a surface potential of the image bearing member charged by voltage Vtr.
摘要翻译： 图像形成装置包括：图像承载部件; 充电构件，用于在与所述充电构件施加的预定电压接触的同时对所述图像承载构件的表面充电; 曝光构件，用于暴露图像承载构件的表面以形成静电潜像; 调色剂承载构件以预定的电压与图像承载构件接触，以将调色剂图像形象化为调色剂图像，调色剂图像带有调色剂; 图像转印部件，用于以施加到图像转印部件的预定电压推压转印材料将转印材料接触到图像承载部件，以将调色剂图像转印到转印材料上; 用于将预定电压施加到充电构件，调色剂承载构件和转印构件的装置; 以及用于控制施加预定电压的装置的控制器，所述控制器可操作为将预定电压Vc施加到充电构件的操作模式，到调色剂承载构件的预定电压Vdiv和到转印构件的预定电压Vtr ，满足以下要求：（1）Vc，Vdiv和Vtr具有与调色剂相同的极性：（2）| V1 |> | Vdiv |，其中V1是通过充电充电的图像承载部件的表面电位 意味着：和（3）| V1 |> | V2 |，其中V2是由电压Vtr充电的图像承载部件的表面电位。
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9.发明授权公开(公告)号：US06438331B2
公开(公告)日：2002-08-20
申请号：US09741020
申请日：2000-12-21
IPC分类号： G03G1500
CPC分类号： G03G15/0225 , G03G2221/0005
摘要： The present invention provides an image forming apparatus, which has an image bearing body for bearing a toner image, transferring device for transferring a toner image on the image bearing body to a transferring material, a charging member for charging the image bearing body, having a residual toner after the transfer on a surface thereof by being brought into contact therewith, electrostatic image forming device for forming an electrostatic image on the image bearing body charged by the charging member, developing device for collecting the residual toner on the image bearing body while developing the electrostatic image on the image bearing body by using a toner charged in the same polarity as a charging polarity generated by the charging member, control device for controlling a voltage to be applied to the charging member, and a cleaning sequence for performing a cleaning of the charging member by applying a voltage not higher than a discharge threshold and equal to the polarity of the toner after a discharge voltage reverse to the polarity of the toner is applied onto the charging member, when an image formation is not effected.
摘要翻译： 本发明提供了一种图像形成装置，其具有用于承载调色剂图像的图像承载体，用于将图像承载体上的调色剂图像转印到转印材料的转印装置，用于对图像承载体充电的充电部件， 通过与其接触而在其表面上转印后的残留调色剂，用于在由充电部件充电的图像承载体上形成静电图像的静电图像形成装置，用于在显影时收集图像承载体上的残留调色剂的显影装置 通过使用以与充电部件产生的充电极性相同的极性进行充电的调色剂，图像承载体上的静电图像，用于控制施加到充电部件的电压的控制装置，以及用于执行清洁 通过施加不高于放电阈值并等于其极性的电压的充电构件 当不进行图像形成时，在与调色剂的极性相反的放电电压之后的调色剂被施加到充电部件上。
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10.发明授权Electrophotography having photosensitive member with charge blocking overlayer 失效电子照相设备具有带电荷阻挡层的感光元件
公开(公告)号：US5809379A
公开(公告)日：1998-09-15
申请号：US935190
申请日：1997-09-22
申请人： Hideyuki Yano , Yasushi Sato , Junji Araya , Yukihiro Ohzeki , Harumi Kugoh , Katsuhiro Sakaizawa , Tadashi Furuya , Osamu Iwasaki
发明人： Hideyuki Yano , Yasushi Sato , Junji Araya , Yukihiro Ohzeki , Harumi Kugoh , Katsuhiro Sakaizawa , Tadashi Furuya , Osamu Iwasaki
CPC分类号： G03G15/75 , G03G15/0216 , G03G15/1645 , G03G5/14704 , G03G2215/021
摘要： An electrophotographic apparatus includes a movable photosensitive member having a photoconductive layer, and a charging member for charging the photosensitive member. A latent image forming device forms an image on the photosensitive member, and an electric charge applying device applies an electric charge of a polarity opposite from a charging property of the charging member to the photosensitive member. The photosensitive member includes a rectifying layer on the photoconductive layer to provide, at an interface between the photoconductive layer and the rectifying layer, a p-n junction preventing electric charge of the opposite polarity from entering the photoconductive layer.
摘要翻译： 一种电子照相设备包括具有光电导层的可动感光部件和用于对感光部件充电的充电部件。 潜像形成装置在感光构件上形成图像，电荷施加装置将与充电构件的充电特性极性相反的电荷施加到感光构件。 感光构件包括在光电导层上的整流层，以在光电导层和整流层之间的界面处提供防止相反极性的电荷进入光电导层的p-n结。
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