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1.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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2.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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3.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：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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5.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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6.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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7.发明授权Developing apparatus featuring first and second developer chambers and guide member for directing stripped-off developer 失效显影装置具有第一和第二显影剂室和用于引导剥离的显影剂的引导构件公开(公告)号：US06229980B1
公开(公告)日：2001-05-08
申请号：US09209494
申请日：1998-12-11
IPC分类号： G03G1508
CPC分类号： G03G15/09 , G03G15/0822
摘要： A developing apparatus has a developer carrying member for carrying a developer thereon and conveying it to a developing area opposed to an image bearing member, an agitating member for agitating the developer to be supplied to the developer carrying member and a stripping device for stripping off the developer having passed the developing area from the developer carrying member wherein the developer stripped off from the developer carrying member by the stripping device is guided to a position farther from the developer carrying member than a position at which the agitating member is disposed.
摘要翻译： 显影装置具有用于在其上承载显影剂并将其传送到与图像承载部件相对的显影区域的显影剂承载部件，用于搅拌要供应到显影剂承载部件的显影剂的搅拌部件和剥离装置 显影剂从显影剂承载构件通过显影区域，其中通过剥离装置从显影剂承载构件剥离的显影剂被引导到比设置搅拌构件的位置更远离显影剂承载构件的位置。
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8.发明授权Fixing device which controls an energizing condition of a heater after fixing operation 失效固定装置，其在固定操作之后控制加热器的通电状态
公开(公告)号：US5436709A
公开(公告)日：1995-07-25
申请号：US93857
申请日：1993-07-20
CPC分类号： G03G15/2039 , G03G15/2046
摘要： A fixing device which can be employed in an image forming apparatus controls energization of a heater which heats a fixing device, and a detector for detecting the condition of fixing operations such as the temperature of the fixing device, energizing time of the heater, types of transfer sheets to be used, and the number of previously performed fixing operations. A controller selects from plural kinds of temperature control on the basis of the condition detected by the detector, and controls energization and temperature of the heater during fixing operation including a backward revolution of the fixing device which is performed after an image is fixed. With the above constitution, both an excellent fixing property of a thick transfer sheet in low temperature environment and prevention against curls and wrinkles of thin transfer sheets in high temperature environment can be realized.
摘要翻译： 可以用于图像形成装置中的定影装置控制加热定影装置的加热器的通电，以及用于检测定影装置的温度，加热器的通电时间等定影操作的状态的检测器， 要使用的转印纸，以及先前执行的定影操作的数量。 控制器根据由检测器检测到的状况从多种温度控制中进行选择，并且在固定操作期间控制加热器的通电和温度，包括在图像被固定之后进行的定影装置的向后旋转。 利用上述结构，可以实现在低温环境中厚转印片材的优良定影性能，并且可以防止在高温环境中的薄转印片材的卷曲和皱纹。
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公开(公告)号：US06376087B1
公开(公告)日：2002-04-23
申请号：US09413465
申请日：1999-10-06
IPC分类号： B32B904
CPC分类号： G03G15/0818 , Y10T428/31551 , Y10T428/31663
摘要： It is proposed to provide a developing agent carrier, developing unit, and image forming apparatus which can stably obtain a high-quality image. There is provided a developing agent carrier comprising an elastic portion which comes into contact with an image carrier, wherein an Asker C hardness of the elastic portion is not less than 20 and not more than 40, and a dynamic friction coefficient of a surface of the elastic portion is not less than 0.01 and not more than 0.2.
摘要翻译： 提出提供能够稳定地获得高质量图像的显影剂载体，显影单元和图像形成装置。 提供了一种显影剂载体，其包括与图像载体接触的弹性部分，其中弹性部分的Asker C硬度不小于20且不大于40，并且表面的动摩擦系数 弹性部分不小于0.01且不大于0.2。
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10.发明授权Electrophotographic apparatus for performing image exposure and development simultaneously 失效用于同时进行图像曝光和显影的电子照相设备
公开(公告)号：US5587773A
公开(公告)日：1996-12-24
申请号：US366431
申请日：1994-12-30
申请人： Hideyuki Yano , Junji Araya , Yukihiro Ozeki , Harumi Kugo , Katsuhiro Sakaizawa , Tadashi Furuya , Osamu Iwasaki
发明人： Hideyuki Yano , Junji Araya , Yukihiro Ozeki , Harumi Kugo , Katsuhiro Sakaizawa , Tadashi Furuya , Osamu Iwasaki
CPC分类号： G03G5/10 , G03G15/344 , G03G5/104 , G03G5/147 , G03G5/14704 , G03G2215/0497 , G03G5/14769
摘要： An electrophotographic apparatus for simultaneously performing image exposure and development including an electrophotographic photosensitive body comprising a conductive layer and an electrophotographic photosensitive layer formed on the translucent substrate. An optical system is provided for exposing the image from the side of the translucent substrate of the photosensitive body, and a developer apparatus is arranged opposing to the side of photosensitive layer of the exposure position of the photosensitive body for supplying developer charged with the developing bias.
摘要翻译： 一种用于同时进行图像曝光和显影的电子照相装置，包括电子照相感光体，其包含形成在透光性基板上的导电层和电子照相感光层。 提供了一种光学系统，用于从感光体的透光性基板的一侧露出图像，并且显影装置布置成与感光体的曝光位置的感光层的一侧相对，用于供给显影剂 。
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