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1. 发明授权

US06374065B1 Speed ratio between an image holding member and a developer carrier varies according to an image ratio 有权
标题翻译：图像保持构件和显影剂载体之间的速度比根据图像比而变化
公开(公告)号：US06374065B1
公开(公告)日：2002-04-16
申请号：US09653003
申请日：2000-08-31
申请人： Katsuhiko Nishimura , Tatsuya Kobayashi , Naoki Enomoto , Takashi Shibuya
发明人： Katsuhiko Nishimura , Tatsuya Kobayashi , Naoki Enomoto , Takashi Shibuya
IPC分类号： G03G1500
CPC分类号： G03G15/5008 , G03G15/0806 , G03G2215/0119 , G03G2215/0174
摘要： An image forming apparatus is capable of improving throughput, preventing deterioration of developer and preventing shortening of the life of a developing apparatus. In the image forming apparatus, an image holding member holds an electrostatic latent image and a developer carrier carries developer to a developing portion, and a speed ratio between the image holding member and the developer carrier varies according to an image ratio.
摘要翻译：图像形成装置能够提高生产量，防止显影剂的劣化，并且防止显影装置的使用寿命缩短。在图像形成装置中，图像保持部件保持静电潜像，显影剂载体将显影剂携带到显影部分，并且图像保持部件和显影剂载体之间的速度比根据图像比而变化。

2. 发明授权

US06963716B2 Image forming apparatus featuring a resistance relationship between an image bearing member and a transfer member 失效
标题翻译：具有图像承载部件和转印部件之间的电阻关系的图像形成装置
公开(公告)号：US06963716B2
公开(公告)日：2005-11-08
申请号：US10664880
申请日：2003-09-22
申请人： Tatsuya Kobayashi , Naoki Enomoto , Takashi Shibuya , Masaru Shimura , Seiji Saito
发明人： Tatsuya Kobayashi , Naoki Enomoto , Takashi Shibuya , Masaru Shimura , Seiji Saito
IPC分类号： G03G15/14 , G03G15/16
CPC分类号： G03G15/163
摘要： An image forming apparatus includes a first image bearing member for bearing a toner image; a second image bearing member for bearing the toner image; a transfer member opposed to the first image bearing member with the second image bearing member therebetween, wherein a voltage is applied to the transfer member to transfer the toner image from the first image bearing member onto the second image bearing member, and wherein a resistance Rt of the transfer member and a resistance Rb of the second image bearing member satisfy Rt/Rb≧1.0.
摘要翻译：图像形成装置包括用于承载调色剂图像的第一图像承载部件; 用于承载调色剂图像的第二图像承载部件; 与第一图像承载部件相对的转印部件，其间具有第二图像承载部件，其中向转印部件施加电压以将调色剂图像从第一图像承载部件转印到第二图像承载部件上，并且其中电阻Rt 和第二图像承载部件的电阻Rb满足Rt / Rb> = 1.0。

3. 发明授权

US6097919A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：US6097919A
公开(公告)日：2000-08-01
申请号：US218087
申请日：1998-12-22
申请人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya
发明人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya
IPC分类号： G03G15/01 , G03G15/16
CPC分类号： G03G15/0131 , G03G2215/0177
摘要： In an image forming apparatus according to the present invention, the toner images of the plural colors on the intermediate transfer member are electrostatically transferred to a transfer material, and the image forming charges the toner image of a color, among the toner images of the plural colors formed on the intermediate transfer member, different from the last color in such a manner that the charge amount per unit weight of the toner image of the different color becomes 0.5 to 1.5 times of the charge amount per unit weight of the toner image of the last color, after the formation of the toner image of the last color on the intermediate transfer member and prior to the transfer of the toner images of the plural colors on the intermediate transfer member to the transfer material.
摘要翻译：在根据本发明的图像形成装置中，中间转印部件上的多种颜色的调色剂图像被静电转印到转印材料上，并且图像形成对多色调色剂图像中的色调剂图像进行充电在中间转印部件上形成的颜色不同于最后的颜色，使得不同颜色的调色剂图像的每单位重量的电荷量成为每单位重量的调色剂图像的电荷量的0.5至1.5倍在中间转印部件上形成最后颜色的调色剂图像之后，并且将中间转印部件上的多种调色剂图像转印到转印材料之前。

4. 发明授权

US5873010A Image forming apparatus for performing correction control, based on density of toner image 失效
标题翻译：基于调色剂图像的浓度进行校正控制的图像形成装置
公开(公告)号：US5873010A
公开(公告)日：1999-02-16
申请号：US310070
申请日：1994-09-22
申请人： Naoki Enomoto , Takao Aoki , Haruo Fujii , Hiroshi Sasame , Tatsuhiko Hayakawa , Tatsuya Kobayashi , Tetsuya Kobayashi , Akihiko Uchiyama , Yoshiro Saito , Yoichiro Maebashi
发明人： Naoki Enomoto , Takao Aoki , Haruo Fujii , Hiroshi Sasame , Tatsuhiko Hayakawa , Tatsuya Kobayashi , Tetsuya Kobayashi , Akihiko Uchiyama , Yoshiro Saito , Yoichiro Maebashi
IPC分类号： G03G15/00 , G03G15/01 , G03G15/08
CPC分类号： G03G15/01 , G03G2215/00042 , G03G2215/00063 , G03G2215/0177
摘要： A color image forming apparatus having a plurality of developers is disclosed. The apparatus includes a photosensitive drum, a density sensor for detecting a developed control toner image, CPU and RAM. The apparatus performs a first control for image formation based on a density of a control toner image developed by a first developer, a second control for image formation based on a density of a control toner image developed by a second developer, and determining whether the second control is to be performed based on the density of the control toner image developed by the first developer.
摘要翻译：公开了一种具有多个显影剂的彩色图像形成装置。该装置包括感光鼓，用于检测显影的控制调色剂图像的密度传感器，CPU和RAM。该装置基于由第一显影剂显影的控制调色剂图像的浓度，基于由第二显影剂开发的控制调色剂图像的浓度的图像形成的第二控制，执行用于图像形成的第一控制，以及确定第二显影剂基于由第一显影剂开发的调色剂图像的浓度进行控制。

5. 发明授权

US5678130A Developing apparatus including a control function for applied periodic developing bias field 失效
标题翻译：显影装置包括应用周期性显影偏压场的控制功能
公开(公告)号：US5678130A
公开(公告)日：1997-10-14
申请号：US659774
申请日：1996-05-03
申请人： Naoki Enomoto , Haruo Fujii , Hiroshi Sasame , Motoi Katoh , Tatsuya Kobayashi , Masao Nakano , Kazuhisa Kemmochi , Tetsuya Kobayashi , Toshiaki Miyashiro , Akihiko Uchiyama , Yoshiro Saito
发明人： Naoki Enomoto , Haruo Fujii , Hiroshi Sasame , Motoi Katoh , Tatsuya Kobayashi , Masao Nakano , Kazuhisa Kemmochi , Tetsuya Kobayashi , Toshiaki Miyashiro , Akihiko Uchiyama , Yoshiro Saito
IPC分类号： G03G15/06
CPC分类号： G03G15/065
摘要： A developing apparatus includes a developer carrying member, disposed opposed to an image bearing member, for carrying a developer; a developing bias voltage applying source for applying a developing bias voltage having an oscillating component to the developer carrying member to develop an electrostatic latent image formed on the image bearing member; wherein 10.0.ltoreq.T11/(T11+T12).times.100.ltoreq.90.0, where T11 is a time period of a first step in which an electric field is formed in a direction for directing the developer from the developer carrying member toward the image bearing member in one cycle of the oscillating component of the developing bias voltage applied by the developing bias application source, and T12 is a time period of a third step between the first step and a second step in which an electric field is formed in a direction for directing the developer from the image bearing member to the developer carrying member, and T11/(T11+T12) is an inclination of the developing bias voltage.
摘要翻译：显影装置包括与图像承载部件相对设置的用于承载显影剂的显影剂承载部件; 用于将具有振荡组分的显影偏压施加到显影剂承载构件以显影形成在图像承载构件上的静电潜像的显影偏压施加源; 其中，10

6. 发明授权

US07010254B2 Imaging forming apparatus 失效
标题翻译：成像装置
公开(公告)号：US07010254B2
公开(公告)日：2006-03-07
申请号：US10743405
申请日：2003-12-23
申请人： Akihiko Takeuchi , Tatsuya Kobayashi , Naoki Enomoto , Takehiko Suzuki , Takamitsu Soda
发明人： Akihiko Takeuchi , Tatsuya Kobayashi , Naoki Enomoto , Takehiko Suzuki , Takamitsu Soda
IPC分类号： G03G15/01
CPC分类号： G03G15/0131 , G03G15/0121 , G03G15/0173 , G03G15/0184 , G03G2215/0106
摘要： An image forming apparatus includes an image carrying member and an intermediate transfer body in an endless shape movable and receivable of toner images from said image carrying member at first and second transfer positions. The following relationship is satisfied where a distance from the first transfer position to the second transfer position along the moving direction of the intermediate transfer body is denoted as Lab, a circumference of the intermediate transfer in the moving direction is denoted as Lr, and a length of the toner image formed on the intermediate transfer body is denoted as Lm−Lr−Lm>Lab.
摘要翻译：图像形成装置包括图像承载构件和中间转印体，该中间转印体以能够在第一和第二转印位置从所述图像承载构件移动并接收调色剂图像的环形形状。满足以下关系，其中将沿着中间转印体的移动方向的从第一转印位置到第二转印位置的距离表示为Lab，将移动方向上的中间转印的周长表示为Lr，长度形成在中间转印体上的调色剂图像表示为Lm-Lr-Lm> Lab。

7. 发明授权

US5953572A Image forming apparatus having intermediary transfer member 失效
标题翻译：具有中间转印部件的图像形成装置
公开(公告)号：US5953572A
公开(公告)日：1999-09-14
申请号：US905830
申请日：1997-08-04
申请人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya
发明人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya
IPC分类号： G03G15/00 , G03G15/01 , G03G15/16
CPC分类号： G03G15/1675 , G03G15/1605 , G03G2215/0177
摘要： An image forming apparatus includes an image bearing member for bearing an image; an intermediary transfer member onto which an image is transferred from the image bearing member at a first transfer position and from which the image thus transferred is transferred onto a transfer material at a second transfer position; a contact member provided at an image bearing side of the intermediary transfer member, the contact member being capable of forming a nip between the intermediary transfer member; a supporting member for supporting the intermediary transfer member at a position opposite from the nip; a sum of a resistance value of the contact member and a resistance value of the supporting member is not more than 1/10 of a resistance value of the intermediary transfer member; and the contact member and the supporting member are contacted to the intermediary transfer member, and when no transfer material is present at the nip, a voltage is detected while a predetermined current is applied between the contact member and the supporting member through the intermediary transfer member.
摘要翻译：图像形成装置包括用于承载图像的图像承载部件; 中间转印部件，在第一转印位置从图像承载部件转印图像，并且将这样转印的图像从该转印部件转印到第二转印位置的转印材料上; 设置在所述中间转印部件的图像承载侧的接触部件，所述接触部件能够在所述中间转印部件之间形成辊隙; 支撑构件，用于在与辊隙相对的位置处支撑中间转印构件; 接触构件的电阻值和支撑构件的电阻值的和不大于中间转印构件的电阻值的+ E，fra 1/10 + EE; 并且接触构件和支撑构件与中间转印构件接触，并且当在辊隙处不存在转印材料时，检测到电压，同时通过中间转印构件在接触构件和支撑构件之间施加预定电流。

8. 发明授权

US5666597A Image forming apparatus with delayed discharge by discharge means 失效
标题翻译：具有放电装置延迟放电的图像形成装置
公开(公告)号：US5666597A
公开(公告)日：1997-09-09
申请号：US727316
申请日：1996-10-08
申请人： Hiroshi Sasame , Haruo Fujii , Tatsuhiko Hayakawa , Tatsuya Kobayashi , Tetsuya Kobayashi , Naoki Enomoto , Akihiko Uchiyama , Yoshiro Saito , Youichirou Maebashi
发明人： Hiroshi Sasame , Haruo Fujii , Tatsuhiko Hayakawa , Tatsuya Kobayashi , Tetsuya Kobayashi , Naoki Enomoto , Akihiko Uchiyama , Yoshiro Saito , Youichirou Maebashi
IPC分类号： G03G15/01 , G03G21/06 , G03G21/00 , G03G21/08
CPC分类号： G03G15/0105 , G03G15/0131 , G03G21/06 , G03G2215/0174 , G03G2215/0177
摘要： An image forming apparatus includes an image bearing member for bearing an image, the image bearing member being rotatable at a first speed and a second speed which is different from the first speed, wherein during image formation on the image bearing member, the first speed is selected, and after completion of image formation on the image bearing member, a speed of rotation of the image bearing member is switchable from the first speed to the second speed; a discharger for electrically discharging the image bearing member at a discharging position, the discharger discharging the image bearing member at least one turn after the trailing edge of the image on the image bearing member passes through the discharging position and before the speed of the image bearing member is switched from the first speed to the second speed.
摘要翻译：图像形成装置包括用于承载图像的图像承载部件，图像承载部件能够以与第一速度不同的第一速度和第二速度旋转，其中在图像承载部件上的图像形成期间，第一速度为并且在图像承载部件上的图像形成完成之后，图像承载部件的旋转速度可从第一速度切换到第二速度; 用于在放电位置对图像承载部件进行电放电的放电器，在图像承载部件上的图像的后缘通过放电位置并且在图像承载速度之前，放电器将图像承载部件放电至少一匝成员从第一速度切换到第二速度。

9. 发明授权

US5369478A Developing apparatus 失效
标题翻译：开发设备
公开(公告)号：US5369478A
公开(公告)日：1994-11-29
申请号：US171707
申请日：1993-12-22
申请人： Tetsuya Kobayashi , Hiroshi Sasame , Tatsuya Kobayashi , Naoki Enomoto , Akihiko Uchiyama , Yoshiro Saito
发明人： Tetsuya Kobayashi , Hiroshi Sasame , Tatsuya Kobayashi , Naoki Enomoto , Akihiko Uchiyama , Yoshiro Saito
IPC分类号： G03G15/08 , G03G15/06
CPC分类号： G03G15/081
摘要： A developing apparatus includes a rotatable developer carrying member for carrying one component developer to a developing zone for developing an electrostatic latent image for an image bearing member; a regulating member for regulating a thickness of a layer of the developer to be carried by the developer carrying member to the developing zone; a rotatable developer, in contact with the developer carrying member, for supplying the developer; a developer guiding portion for guiding reverse movement of the developer blocked by the regulating member; wherein 0.02.ltoreq.d/Vs.ltoreq.0.1 is satisfied, where d is a minimum distance between the developer guiding portion and the developer feeding member (mm), and Vs is a peripheral speed of the developer feeding member (mm)/sec.
摘要翻译：一种显影装置，包括用于将一个组分显影剂运送到用于显影用于图像承载部件的静电潜像的显影区的可旋转显影剂承载构件; 调节构件，用于调节由显影剂承载构件承载到显影区的显影剂层的厚度; 与显影剂承载构件接触的用于供应显影剂的可旋转显影剂; 显影剂引导部分，用于引导由调节构件阻挡的显影剂的反向运动; 其中满足0.02≤d/Vs≤0.1，其中d是显影剂引导部分和显影剂供给部件之间的最小距离（mm），Vs是显影剂供给部件的圆周速度（mm）/ 秒

10. 发明授权

US06175702B1 Color image forming apparatus which prevents the scatter of color characters and lines 失效
标题翻译：彩色图像形成装置，防止颜色字符和线条的散射
公开(公告)号：US06175702B1
公开(公告)日：2001-01-16
申请号：US09053744
申请日：1998-04-02
申请人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya , Kazuhiro Funatani
发明人： Akihiko Takeuchi , Tatsuya Kobayashi , Toshiaki Miyashiro , Naoki Enomoto , Takaaki Tsuruya , Kazuhiro Funatani
IPC分类号： G03G1516
CPC分类号： G03G15/0131 , G03G2215/0177 , G03G2215/1661
摘要： A color image forming apparatus has developing unit, an image bearing member capable of bearing thereon toner images of plural colors formed by the developing unit, a rotatable intermediate transferring member, transferring unit for transferring the toner images of plural colors on the image bearing member to the intermediate transferring member at a first transferring position in electrostatically superposed relationship with one another, and a charger for charging any residual toner remaining on the intermediate transferring member after the toner images on the intermediate transferring member transferred by the transferring unit have been transferred to a transfer material at a second transferring position to a polarity opposite to the regular charging polarity of the toners in the developing unit. Simultaneously with the next toner image on the image bearing member being transferred to the intermediate transferring member at the first transferring position by the transferring unit, the residual toner charged by the charger is transferred to the image bearing member at the first transferring position by the transferring unit, and the first toner image transferred from the image bearing member to the intermediate transferring member at the first transferring position by the transferring unit is a black toner image.
摘要翻译：彩色图像形成装置具有显影单元，能够承载由显影单元形成的多种颜色的图像的图像承载部件，可旋转中间转印部件，用于将图像承载部件上的多种颜色的调色剂图像转印到图像承载部件上的转印单元所述中间转印部件在第一转印位置处于静电重叠的关系中，以及用于在由所述转印单元转印的中间转印部件上的调色剂图像已经转印到所述中间转印部件之后剩余在所述中间转印部件上的任何剩余调色剂的充电器在第二转印位置将材料转印成与显影单元中的调色剂的常规带电极性相反的极性。与图像承载部件上的下一个调色剂图像同时由转印单元在第一转印位置转印到中间转印部件的同时，由充电器充电的残留调色剂通过转印而转印到第一转印位置的图像承载部件并且通过转印单元从图像承载部件转印到第一转印位置的中间转印部件的第一调色剂图像是黑色调色剂图像。

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