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1. 发明专利

JP6051642B2 現像装置及び画像形成装置有权
公开(公告)号：JP6051642B2
公开(公告)日：2016-12-27
申请号：JP2012160813
申请日：2012-07-19
申请人：富士ゼロックス株式会社
发明人：古谷信正 , 吉岡栄 , 安部純
IPC分类号： G03G15/09 , G03G15/08
CPC分类号： G03G15/0921 , G03G13/09

2. 发明专利

JP2016099474A 現像装置、画像形成装置有权
标题翻译：开发设备和图像形成装置
公开(公告)号：JP2016099474A
公开(公告)日：2016-05-30
申请号：JP2014235806
申请日：2014-11-20
申请人：京セラドキュメントソリューションズ株式会社
发明人：米今義伸
IPC分类号： G03G15/08 , G03G15/00 , G03G15/06
CPC分类号： G03G15/0822 , G03G13/09 , G03G15/065 , G03G15/08 , G03G15/0806 , G03G15/09 , G03G15/0907 , G03G2215/0609
摘要：【課題】画像形成速度に応じて生じるエッジ現象及びトナー飛散に起因する画像品質の低下を防止することのできる現像装置及び画像形成装置を提供すること。【解決手段】現像装置43は、スリーブ部430S1の周速が閾値Vth以上の場合に、静電潜像に形成されるトナー像に関する基準濃度に応じた所定量のトナーがスリーブ部430S1から現像ローラー432に転移可能な電位差を第1及び第2印加部250、251に生成させ且つ前記所定量のトナーが現像ローラー432から静電潜像に転移可能な電位差を第2印加部251に生成させる第1制御部201と、前記周速が閾値Vth未満の場合に、前記所定量を超えるトナーが前記スリーブ部から前記現像ローラーに転移可能な電位差を前記第1及び第2印加部に生成させ且つ前記所定量のトナーが前記現像ローラーから静電潜像に転移可能な電位差を前記第2印加部に生成させる第2制御部202とを備える。【選択図】図2
摘要翻译：要解决的问题：提供一种能够防止由边缘现象引起的图像质量下降和根据图像形成速度发生的调色剂飞散的显影装置和图像形成装置。显影装置43包括：当套筒部430S1的圆周速度等于或大于阈值Vth时，使第一和第二施加部分250和251产生第一和第二施加部分250和251的第一控制部分201，以产生根据与形成在静电潜像上的调色剂图像相关的参考浓度可以从套筒部分430S1转移到显影辊432，并且使得第二施加部分251产生电位差，其中预定量的调色剂可以从显影辊432到静电潜像; 以及第二控制部202，当圆周速度小于阈值Vth时，使得第一和第二施加部分产生电位差，其中超过预定量的调色剂可以从套筒部分转移到显影辊，并且使得第二施加部分产生电位差，其中预定量的调色剂可以从显影辊传递到静电潜像。图2

3. 发明专利

JP3885403B2 One-component developing method 有权
公开(公告)号：JP3885403B2
公开(公告)日：2007-02-21
申请号：JP6456899
申请日：1999-03-11
申请人：コニカミノルタビジネステクノロジーズ株式会社
发明人：稔中村 , 政裕安野 , 洋幸福田 , 主税筒井 , 克宣黒瀬
IPC分类号： G03G9/083 , G03G9/08 , G03G13/08 , G03G13/09 , G03G15/08
CPC分类号： G03G13/09 , G03G9/0819 , G03G9/0821 , G03G9/0827 , G03G13/08 , Y10S430/104
摘要： A mono-component developing method, comprising the steps of: supplying a mono-component developing agent containing a toner onto a developer-supporting member that is aligned face to face with an image-supporting member; regulating the developing agent on the developer-supporting member by a regulating member installed in contact with the developer-supporting member; and developing an electrostatic latent image formed on the image-supporting member by the toner, wherein the toner has a weight-average particle size (d50) in the range of 4 to 10 mu m, an average degree of roundness of not less than 0.950 and a standard deviation of degree of roundness of not more than 0.040, and more preferably the toner has a specific value of a surface shape characteristic D/d50, and a specific ratio d50/Ra of the toner weight-average particle size (d50) to the surface roughness (Ra) of the developer-supporting member.

4. 发明专利

JP3777778B2 Developer and developing method 失效
公开(公告)号：JP3777778B2
公开(公告)日：2006-05-24
申请号：JP2461298
申请日：1998-02-05
申请人：富士ゼロックス株式会社
发明人：孝史今井 , 正則市村 , 章洋飯塚 , 能史飯田
IPC分类号： G03G9/08 , G03G9/113 , G03G9/10 , G03G9/107 , G03G13/09 , G03G15/08
CPC分类号： G03G13/09 , G03G9/10 , G03G9/107 , G03G9/1139 , G03G2215/0177
摘要： A developer for replenishment for use in a developing system in which a latent image on a latent image holding member is developed with a developing unit containing a two-component developer comprising a toner and a carrier while replenishing the developer with a developer for replenishment, the developer for replenishment comprising a carrier and from 1 to 30 parts by weight of a toner per 1 part by weight of the carrier, and the developer for replenishment having an electrical resistance substantially equal to that of the carrier previously contained in the developing unit, but giving a larger charge quantity to the toner than the carrier previously contained in the developing unit does. Also disclosed is a developing method using the developer for replenishment.

5. 发明专利

JP3761724B2 Image forming method 有权
标题翻译：空值
公开(公告)号：JP3761724B2
公开(公告)日：2006-03-29
申请号：JP28461698
申请日：1998-10-06
申请人：富士ゼロックス株式会社
发明人：裕杉崎 , 弘一濱野
IPC分类号： G03G5/05 , G03G9/08 , G03G9/09 , G03G9/097 , G03G13/08 , G03G13/09 , G03G15/08
CPC分类号： G03G9/097 , G03G9/0823 , G03G9/09 , G03G13/09
摘要： Provided is an image forming method including at least a latent image-forming step of forming an electrostatic latent image on a latent image support, a developer layer-forming step of forming a developer layer on a surface of a developer support disposed opposite the latent image support, a developing step of developing the electrostatic latent image on the latent image support with the toner in the developer layer to form a toner image, and a transferring step of transferring the toner image onto a transfer material, characterized in that the latent image support is obtained by forming at least an organic photoconductive layer on a surface of an electroconductive support, the toner is composed of color particles containing at least a binder resin and a coloring agent, a volume average particle diameter of the color particles is between 2.0 and 5.0 mum, the ratio of the color particles of 1.0 mum or less is 20% or less in terms of the number of distribution, and the ratio of the color particles exceeding 5.0 mum is 10% or less in terms of the number of distribution, and the coloring agent is pigment particles.The invention provides the image forming method which can give an image excellent in the fine line reproducibility and the gradation without the disorder of the image and which can suppress deterioration of the latent image support owing to damage or wearing-out of the surface of the latent image support having the organic photoconductive layer.
摘要翻译：提供了一种图像形成方法，其至少包括在潜像载体上形成静电潜像的潜像形成步骤，在与潜像相对设置的显影剂载体的表面上形成显影剂层的显影剂层形成步骤支撑，显影步骤，用显影剂层中的调色剂在潜像载体上显影静电潜像，以形成调色剂图像;以及转印步骤，将调色剂图像转印到转印材料上，其特征在于，潜像载体通过在导电性支持体的表面上形成至少有机光电导层而获得，调色剂由至少含有粘合剂树脂和着色剂的着色粒子构成，着色粒子的体积平均粒径为2.0〜5.0 妈妈，1.0μm以下的着色粒子的比例为分散数的20％以下，颜色的比例超过5.0μm的颗粒的分布数量为10％以下，着色剂为颜料颗粒。本发明提供了能够使细线再现性和灰度无差异的图像赋予图像的图像形成方法该图像并且可以抑制由于具有有机光电导层的潜像载体的表面的损坏或磨损而导致的潜像支持体的劣化。

6. 发明专利

JPS61116371A Electrophotographic device 失效
标题翻译：电子照相设备
公开(公告)号：JPS61116371A
公开(公告)日：1986-06-03
申请号：JP23597984
申请日：1984-11-10
申请人： Matsushita Electric Ind Co Ltd
发明人： KURAMOTO AKIMASA , TANAKA EIICHIRO
IPC分类号： G03G15/06 , G03G5/08 , G03G13/09 , G03G15/08 , G03G15/09
CPC分类号： G03G15/0907 , G03G13/09
摘要： PURPOSE:To improve the contrast of a picture, printing resistance and heat resistance by superposing an AC voltage to the developing bias of a developing machine and fixing a distance between the sleeve of the developing machine and a photosensitive body at a prescribed range value. CONSTITUTION:The developing machine 12, a charger 14, etc. are arranged on the periphery of the photosensitive body 11 consisting of amorphous silicon as a main component. The sleeve 16 of the magnetic roll 13 of the developing machine 12 is arranged so as to be separated from the photosensitive body 11 by 0.2-1mm and a developing bias 18 to which an AC voltage is superposed is applied to the sleeve 16. The superposition of the AC voltage to the developing bias makes it possible to increase the efficiency of the triboelectrification of a developer and increase the quantity of the charge of a toner.
摘要翻译：目的：通过将交流电压叠加到显影机的显影偏压上并将显影机的套筒和感光体之间的距离固定在规定的范围内，来提高图像的对比度，印刷电阻和耐热性。构成：显影机12，充电器14等布置在以非晶硅为主要成分的感光体11的周边上。显影机12的磁辊13的套筒16被布置成与感光体11分离0.2-1mm，并且叠加有交流电压的显影偏压18施加到套筒16上。叠加对于显影偏压的交流电压使得可以提高显影剂的摩擦带电效率并增加调色剂的电荷量。

7. 发明专利

JPS6159361A Formation of negative and positive image by electrophotography 失效
标题翻译：通过电摄影形成负面和积极的图像
公开(公告)号：JPS6159361A
公开(公告)日：1986-03-26
申请号：JP18038184
申请日：1984-08-31
申请人： Mita Ind Co Ltd
发明人： FUSHIDA AKIRA , MATSUI RIICHI , HASEGAWA YUJI , MAEDA MASAHIKO , TSUJI NOBUYUKI , HORIUCHI AKIRA , YUKITAKE KAZUNORI
IPC分类号： G03G9/083 , G03G13/08 , G03G13/09 , G03G15/00 , G03G15/06 , G03G15/08 , G03G15/09 , G03G15/16 , G03G21/00
CPC分类号： G03G15/065 , G03G13/09 , G03G15/0914
摘要： PURPOSE: To obtain a positive or negative time by developing an electrophotographic sensitive layer which has an electrostatic charge image with a constant polarity under a bias potential condition by using a single-component magnetic developer which is charged electrostatically by friction to both the polarities, and transferring the image by a charger having the same or different polarity.
CONSTITUTION: The single-component magnetic developer 6 is a developer which is charged by friction to both polarities, and a bias potential applying device 12 equipped with a switch S
1 for controlling development modes at need is provided between the photosensitive layer 3 and a developing mechanism 7. The electrostatic charge image and/or background on the photosensitive are developed with the developer 6 on the development bias potential condition and transfer paper 13 supplied to the surface of the photosensitive layer 3 is charged electrostatically from its reverse surface by corona chargers 8 or 8' for transfer to transfer the developer layer. The corona chargers 8 and 8' are connected to negative and positive corona charger power sources to form a positive image through a transfer charger having the same polarity which the electrostatic charge image and a negative image through a transfer character having the opposite polarity.
COPYRIGHT: (C)1986,JPO&Japio
摘要翻译：目的：通过使用通过摩擦向两极性静电充电的单组分磁性显影剂，在偏压状态下开发具有恒定极性的静电荷图像的电摄影感光层来获得正或负时间，以及通过具有相同或不同极性的充电器传送图像。构成：单组分磁性显影剂6是通过摩擦对两极性充电的显影剂，并且在感光层3和显影机构之间设置有配备有用于控制需要的显影模式的开关S1的偏置电位施加装置12 在显影偏压电位条件下，用显影剂6显影感光性上的静电荷图像和/或背景，并且提供给感光层3表面的转印纸13从其反面通过电晕充电器8或 8'用于转印显影剂层。电晕充电器8和8'连接到负电极和正电晕充电器电源，以通过具有相同极性的转印充电器形成正图像，该转印充电器具有相同极性的静电荷图像和具有相反极性的转印字符的负像。

8. 发明专利

JPS6132857A Image forming method 失效
标题翻译：图像形成方法
公开(公告)号：JPS6132857A
公开(公告)日：1986-02-15
申请号：JP15326984
申请日：1984-07-25
申请人： Konishiroku Photo Ind Co Ltd
发明人： OKUYAMA TAKEKI , KOIZUMI FUMIO , KASUYA RYUHEI , SHIGETA KUNIO
IPC分类号： G03G15/08 , G03G9/10 , G03G9/107 , G03G13/08 , G03G13/09 , H04N1/29
CPC分类号： G03G13/09
摘要： PURPOSE:To form stably a sharp image having high density without fogging for a long period of time by consisting a carrier of particle groups of prescribed grain sizes made by dispersing the pulverous powder of a magnetic material into a binder resin, consisting the pulverous powder of the magnetic material of the particle groups of iron and/ or iron alloy having specific saturation magnetization intensity and grain size and using a two-component developer contg. such small-size carrier which is hardly scatterable. CONSTITUTION:The carrier of the developer is formed by dispersing and incorporating the pulverous powder of the magnetic material into the binder resin and incorporating further additive components such as charge control agen thereto according to need. The average grain size thereof is made 10-50mum. The pulverous powder of the magnetic material is the magnetic material consisting of the iron and/or iron alloy having >=150emu/g saturation magnetization intensity and the average grain size of the magnetic material particles is 0.01-10mum. The iron is used as the essential component for the iron alloy to be used for the magnetic material and 1 or >=2 kinds among carbon, phosphorus, boron, silicon, tungsten, etc. are used for the other component elements. These magnetic materials are usable alone or in combination with >=2 kinds. The ratio at which the pulverous particle of the magnetic material is incorporated into the carrier is 40-90wt% by the weight of the carrier.
摘要翻译：目的：通过将通过将磁性材料的粉末分散在粘合剂树脂中制成的规定粒径的粒子群的载体构成稳定地形成具有高密度而没有长时间雾化的清晰图像，其包括粉末状粉末具有特定饱和磁化强度和晶粒尺寸的铁和/或铁合金颗粒组的磁性材料，并使用双组分显影剂对比。这种小型载体难以散射。构成：显影剂的载体通过将磁性材料的粉末粉末分散并结合到粘合剂树脂中并根据需要掺入另外的添加剂组分如电荷控制而形成。其平均粒径为10〜50μm。磁性材料的粉末是由具有> = 150emu / g饱和磁化强度的铁和/或铁合金组成的磁性材料，磁性材料颗粒的平均晶粒尺寸为0.01-10μm。铁被用作用于磁性材料的铁合金的必需组分，碳，磷，硼，硅，钨等中的1种或2种用于其它组分元素。这些磁性材料可以单独使用或与≥2种组合使用。磁性材料的粉末颗粒结合到载体中的比例为载体重量的40-90重量％。

9. 发明专利

JPS619674A Electrophotographic device 失效
标题翻译：电子照相设备
公开(公告)号：JPS619674A
公开(公告)日：1986-01-17
申请号：JP12986484
申请日：1984-06-23
申请人： Matsushita Electric Ind Co Ltd
发明人： KURAMOTO AKIMASA , TANAKA EIICHIROU
IPC分类号： G03G15/06 , G03G13/09 , G03G15/08 , G03G15/09
CPC分类号： G03G15/0907 , G03G13/09
摘要： PURPOSE:To obtain an image having good contrast by constituting a titled device of a photosensitive body consisting essentially of amorphous silicon and a developing material contg. the two-component developer charged electrostatically by the developing bias formed by superposing an AC voltage on a DC voltage. CONSTITUTION:An electrostatic charging means 14 which applies potential on the surface of the electrophotographic sensitive body 11 consisting essentially of the amorphous silicon, an exposing means for forming a latent image on the electrostatically charged surface of the photosensitive body and a developing means 12 which is disposed with a sleeve 16 and a magnet roll 15 so as to make at least one thereof freely rotatable and contains the developer consisting of the two components; a toner and carrier around the same are provided. The DC voltage for biasing development superposed on the AC voltage is applied to the sleeve 16 of the means 12.
摘要翻译：目的：通过构成基本上由非晶硅和显影材料组成的感光体的标题装置来获得具有良好对比度的图像。通过将交流电压叠加在直流电压上形成的显影偏压来静电充电的双组分显影剂。构成：静电充电装置14，其施加基本上由非晶硅组成的电子照相感光体11的表面上的电位，用于在感光体的静电电荷表面上形成潜像的曝光装置和显影装置12，显影装置12 设置有套筒16和磁辊15，以使其至少一个可自由旋转并且容纳由两个部件组成的显影剂; 提供周围的调色剂和载体。叠加在AC电压上的用于偏置显影的DC电压被施加到装置12的套筒16上。

10. 发明专利

JPS60211482A Copying device 失效
标题翻译：复制设备
公开(公告)号：JPS60211482A
公开(公告)日：1985-10-23
申请号：JP6871284
申请日：1984-04-05
申请人： Minolta Camera Co Ltd
发明人： OKA KENJIYU
IPC分类号： G03G13/09 , G03G15/08
CPC分类号： G03G15/08 , G03G13/09 , G03G15/0865 , G03G15/0877 , G03G15/0887
摘要： PURPOSE:To make handling of a toner easy by using one kind of insulating toner to require only one toner hopper in two kinds of developing means of regular development and reversal development. CONSTITUTION:A reader/printer 1 is provided with an illuminating part A for a microfilm M, an optical system part B which projects the image onto a screen 2 or a photosensitive drum 11, and a printer part C including the photosensitive drum 11. In the printer part C, the photosensitive drum 11 is installed in the center so that it can be rotated counterclockwise, and a charging charger 12 having a grid 13, exposure slit 14, regular developing means 20, transversal developing means 30, transfer charger 15, separating charger 16, cleaner 17 of a remaining toner, and an eraser lamp 19 of remaining electric charge are arranged around the drum 11. A toner hopper 40 is provided just above the regular developing means 20, and supply spirals 41 and 42 in the bottom part of this hopper 40 are connected to developing means 20 and 30 respectively.
摘要翻译：目的：通过使用一种绝缘调色剂，可以容易地处理调色剂，只需要两种定期显影和反转显影的显影方式中的一个墨粉盒。构成：读取器/打印机1设置有用于微缩胶片M的照明部分A，将图像投影到屏幕2或感光鼓11上的光学系统部分B以及包括感光鼓11的打印机部分C. 打印机部分C，感光鼓11安装在中心，使得其可以逆时针旋转，并且具有格栅13，曝光狭缝14，规则显影装置20，横向显影装置30，转印充电器15的充电器12，分离充电器16，剩余调色剂的清洁器17和剩余电荷的擦除器19布置在滚筒11周围。调色剂料斗40设置在正常显影装置20正上方，并在底部供应螺旋41和42 该料斗40的一部分分别与显影装置20和30相连。

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