专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US5778285A Image forming apparatus for collecting residual toner from a drum using an AC voltage 失效
标题翻译：图像形成装置，用于使用AC电压从滚筒收集残留调色剂
公开(公告)号：US5778285A
公开(公告)日：1998-07-07
申请号：US874714
申请日：1997-06-13
申请人： Akira Nagahara , Sachio Sasaki , Mitsuhito Furukawa , Shigenobu Utaka , Yoshio Yamaguchi , Mitsuru Sato , Nobuo Kuwabara , Haruyasu Watanabe , Takefumi Takahashi
发明人： Akira Nagahara , Sachio Sasaki , Mitsuhito Furukawa , Shigenobu Utaka , Yoshio Yamaguchi , Mitsuru Sato , Nobuo Kuwabara , Haruyasu Watanabe , Takefumi Takahashi
IPC分类号： G03G21/10 , G03G15/08 , G03G21/00 , G03G21/06 , G03G15/24
CPC分类号： G03G21/0005 , G03G21/0064 , G03G2215/0609 , G03G2221/0005 , G03G2221/0042 , G03G2221/0063 , G03G2221/0089
摘要： An image forming apparatus which collects residual toners on a latent image carrier in a developing unit. The image forming apparatus have a rotary endless latent image carrier; an image forming unit for forming an electrostatic latent image on the latent image carrier; a developing unit for developing the electrostatic latent image on the latent image carrier with a powdery developer and collecting residual toners on the latent image carrier at a same time; a transfer unit for transferring the developed image on the latent image carrier onto a sheet; a distribution member for distributing residual toners on the latent image carrier when in contact with the latent image carrier after image transfer; and a voltage supplying unit for supplying an AC voltage to the distribution member. An image forming apparatus according to another aspect have a rotary endless latent image carrier; an image forming unit for forming an electrostatic latent image on the latent image carrier; a developing unit for developing the electrostatic latent image on the latent image carrier with a powdery developer and collecting residual toners on the latent image carrier at a same time; a transfer unit for transferring the developed image on the latent image carrier onto a sheet; and a distribution roller for distributing residual toners on the latent image carrier when in contact with the latent image carrier after image transfer.
摘要翻译：一种在显影单元中的潜像载体上收集残留调色剂的图像形成装置。图像形成装置具有旋转式无端潜像载体; 用于在潜像载体上形成静电潜像的图像形成单元; 显影单元，用于用粉末显影剂在潜像载体上显影静电潜像，同时在潜像载体上收集残留的调色剂; 转印单元，用于将潜像载体上的显影图像转印到纸上; 分配构件，用于在图像转印之后与潜像载体接触时将残留调色剂分配在潜像载体上; 以及用于向分配构件提供AC电压的电压提供单元。根据另一方面的图像形成装置具有旋转环形潜像载体; 用于在潜像载体上形成静电潜像的图像形成单元; 显影单元，用于用粉末显影剂在潜像载体上显影静电潜像，同时在潜像载体上收集残留的调色剂; 转印单元，用于将潜像载体上的显影图像转印到纸上; 以及分配辊，用于在图像转印之后与潜像载体接触时将残留调色剂分配在潜像载体上。

2. 发明授权

US5845184A Developing unit having improved toner density control 失效
标题翻译：显影单元具有改进的调色剂浓度控制
公开(公告)号：US5845184A
公开(公告)日：1998-12-01
申请号：US220436
申请日：1994-03-30
申请人： Akira Nagahara , Yoshio Yamaguchi , Shigenobu Utaka , Toshio Tooda , Haruyasu Watanabe , Sachio Sasaki , Mitsuhito Furukawa , Mitsuru Sato , Nobuo Kuwabara , Takefumi Takahashi
发明人： Akira Nagahara , Yoshio Yamaguchi , Shigenobu Utaka , Toshio Tooda , Haruyasu Watanabe , Sachio Sasaki , Mitsuhito Furukawa , Mitsuru Sato , Nobuo Kuwabara , Takefumi Takahashi
IPC分类号： G03G9/083 , G03G15/08 , G03G15/09
CPC分类号： G03G15/09 , G03G15/0896 , G03G2215/00012 , G03G2215/0609
摘要： A developing apparatus is provided for developing an electrostatic latent image on a latent image carrier by supplying the latent image carrier with a developer. This developing apparatus includes a toner accommodating chamber for accommodating magnetic toners. The apparatus also includes a developing roller, having a plurality of fixed magnetic pole members and sleeves provided along peripheries of the fixed magnetic pole members and rotating thereabout, for feeding the developer composed of magnetic carriers and magnetic toners to the latent image carrier. The apparatus further includes a developing chamber having a partition wall formed along the developing roller and assuming a configuration adapted to a shape of the developing roller, and a toner supply port for supplying the magnetic toners to the developing chamber from the toner accommodating chamber. In another mode of the developing apparatus, the center of each magnetic pole of the fixed magnetic pole members is located in a position deviating from the toner supply port. Further, in still another mode of the developing apparatus, there is employed the magnetic carrier the core of which is iron powder exhibiting strong saturation magnetization.
摘要翻译：提供一种显影装置，用于通过向潜像载体提供显影剂来使潜像载体上的静电潜像显影。该显影装置包括用于容纳磁性调色剂的调色剂容纳室。该装置还包括一个显影辊，具有多个固定磁极件和沿固定磁极件的周边设置并在其周围旋转的套筒，用于将由磁性载体和磁性调色剂构成的显影剂供给潜像载体。该装置还包括具有沿着显影辊形成的分隔壁并具有适于显影辊形状的分隔壁的显影室和用于从调色剂容纳室将磁性调色剂供应到显影室的调色剂供给口。在显影装置的另一种模式中，固定磁极件的每个磁极的中心位于偏离调色剂供给口的位置。此外，在显影装置的另一种模式中，使用磁性载体，其核心是呈现强饱和磁化强度的铁粉。

3. 发明授权

US5678143A Image forming apparatus for collecting residual toner from a drum using an AC voltage 失效
标题翻译：图像形成装置，用于使用AC电压从滚筒收集残留调色剂
公开(公告)号：US5678143A
公开(公告)日：1997-10-14
申请号：US220208
申请日：1994-03-30
申请人： Akira Nagahara , Sachio Sasaki , Mitsuhito Furukawa , Shigenobu Utaka , Yoshio Yamaguchi , Mitsuru Sato , Nobuo Kuwabara , Haruyasu Watanabe , Takefumi Takahashi
发明人： Akira Nagahara , Sachio Sasaki , Mitsuhito Furukawa , Shigenobu Utaka , Yoshio Yamaguchi , Mitsuru Sato , Nobuo Kuwabara , Haruyasu Watanabe , Takefumi Takahashi
IPC分类号： G03G21/10 , G03G15/08 , G03G21/00 , G03G21/06 , G03G15/24 , G03G15/00
CPC分类号： G03G21/0005 , G03G21/0064 , G03G2215/0609 , G03G2221/0005 , G03G2221/0042 , G03G2221/0063 , G03G2221/0089
摘要： An image forming apparatus for forming an image on a sheet, including a rotary endless latent image carrier, an image forming device for forming an electrostatic latent image on a latent image carrier, a developing device for developing the electrostatic latent image on the latent image carrier with powdery developers and collecting residual toners on the latent image carrier at the same time, a transfer device for transferring a developed image on the latent image carrier onto a sheet, a distribution roller having independent foam perforations for distributing residual toners on the latent image carrier when in contact with the latent image carrier after image transfer, and a power supply for supplying an AC voltage to the distribution member. The distribution member is made of a conductive foam member having a pore at a surface contacting with the latent image carrier and the roller rotates in a direction opposite to a rotational direction of the latent image carrier at a peripheral velocity of 1.1 to 1.5 times that of the latent image carrier.
摘要翻译：一种用于在片材上形成图像的图像形成装置，包括旋转环形潜像载体，用于在潜像载体上形成静电潜像的图像形成装置，用于在潜像载体上显影静电潜像的显影装置与粉状显影剂同时在潜像载体上收集残留调色剂，用于将潜影载体上的显影图像转印到片材上的转印装置，具有独立泡沫穿孔的分配辊，用于在潜像载体上分配残留调色剂在图像转印之后与潜像载体接触时，以及用于向分配构件提供AC电压的电源。分配构件由导电泡沫构件制成，其在与潜像载体接触的表面处具有孔，并且辊以与潜像载体的旋转方向相反的方向以与潜像载体的旋转方向相反的方向旋转，圆周速度为潜像载体。

4. 发明授权

US5572298A Image forming apparatus having a developing apparatus which includes a partition member for partitioning a developing room and a toner hopper 失效
标题翻译：具有显影装置的图像形成装置包括用于分隔显影室的分隔部件和调色剂料斗
公开(公告)号：US5572298A
公开(公告)日：1996-11-05
申请号：US400561
申请日：1995-03-08
申请人： Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
发明人： Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
IPC分类号： G03G15/00 , G03G15/08 , G03G15/09
CPC分类号： G03G15/00 , G03G15/0896 , G03G2215/00012 , G03G2215/0609
摘要： Disclosed is an image forming apparatus capable of performing an image forming operation in both a horizontal position and an upright position. This image forming apparatus comprises a rotary endless latent image carrier; image forming unit for forming an electrostatic latent image on the latent image carrier; developing unit for developing the electrostatic latent image on the latent image carrier with a powdery developer, the developing unit having a developing room, developing rollers provided in the developing room for supplying the powdery developer to the latent image carrier, a toner supply room for supplying toners, toner supply roller provided in the toner supply room and rotatable to supply the toners to the developing room, and a partition member for partitioning the developing room and the toner supply room and forming a toner supply passage for supplying the toners to the developing room; and transfer unit for transferring the developed image on the latent image carrier to a sheet.
摘要翻译：公开了一种能够在水平位置和直立位置进行图像形成操作的图像形成装置。该图像形成装置包括旋转式无端潜像载体; 图像形成单元，用于在潜像载体上形成静电潜像; 显影单元，用于用粉末状显影剂在潜像载体上显影静电潜像，显影单元具有显影室，设置在显影室中的显影辊，用于将粉状显影剂供应给潜像载体;调色剂供应室，用于供应调色剂，调色剂供应辊，设置在调色剂供应室中并可旋转以将调色剂供应到显影室;以及分隔构件，用于分隔显影室和调色剂供应室，并形成调色剂供应通道，用于将调色剂供应到显影室 ; 以及用于将潜像载体上的显影图像转印到片材上的转印单元。

5. 发明授权

US5467176A Image forming method and apparatus with magnetic brush 失效
标题翻译：具有磁刷的图像形成方法和装置
公开(公告)号：US5467176A
公开(公告)日：1995-11-14
申请号：US220601
申请日：1994-03-30
申请人： Tsuneo Watanuki , Yasushige Nakamura , Satoshi Takezawa , Norio Sawatari , Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
发明人： Tsuneo Watanuki , Yasushige Nakamura , Satoshi Takezawa , Norio Sawatari , Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
IPC分类号： G03G15/08 , G03G9/08 , G03G13/09 , G03G15/09 , G03G21/00 , G03G15/06
CPC分类号： G03G13/09 , G03G21/0064 , G03G9/0806 , G03G9/0825 , G03G9/0827 , G03G2215/00012 , G03G2215/0609 , G03G2221/0005
摘要： An electrostatic latent image is developed on a latent image carrier and residual toners are collected at the same time. An electrostatic latent image is formed on a rotary endless latent image carrier; developer, including magnetic toners and magnetic carriers, is supplied to a developing area for developing the latent image carrier, and a magnetic brush is formed with the developer in the developing area to thereby collect residual toners on the latent image carrier and develop the electrostatic latent image on the latent image carrier; and the developed image on the latent image carrier is transferred to a sheet. An electrostatic latent image may be developed with a rotary endless latent image carrier; an image forming unit for forming an electrostatic latent image on the latent image carrier; a developing unit having a developer, including magnetic toners and magnetic carriers, and a developer supplying unit for supplying the developer to a developing area for developing the latent image carrier and forming a magnetic brush with the developer in the developing area in order to develop the electrostatic latent image on the latent image carrier with a powdery developer and collect residual toners on the latent image carrier; and a transfer unit for transferring the developed image on the latent image carrier to a sheet.
摘要翻译：在潜像载体上形成静电潜像，同时收集残留的调色剂。静电潜像形成在旋转的无限潜像载体上; 将包括磁性调色剂和磁性载体的显影剂供应到用于显影潜像载体的显影区域，并且在显影区域中形成有显影剂的磁刷，从而在潜像载体上收集残留的调色剂并显影静电潜像影像载体上的图像; 并将潜像载体上显影的图像转印到片材上。可以用旋转的无限潜像载体显影静电潜像; 用于在潜像载体上形成静电潜像的图像形成单元; 具有显影剂的显影单元，包括磁性调色剂和磁性载体，以及用于将显影剂供应到用于显影潜像载体的显影区域并在显影区域中与显影剂形成磁刷的显影剂供应单元，以便显影用粉状显影剂在潜像载体上静电潜像，并在潜像载体上收集残留的调色剂; 以及用于将潜像载体上的显影图像转印到片材上的转印单元。

6. 发明授权

US5448341A Image forming apparatus 失效
标题翻译：图像形成装置
公开(公告)号：US5448341A
公开(公告)日：1995-09-05
申请号：US220096
申请日：1994-03-30
申请人： Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
发明人： Akira Nagahara , Sachio Sasaki , Mitsuru Sato , Shigenobu Utaka , Takefumi Takahashi , Masahiro Wanou , Masao Konishi
IPC分类号： G03G15/00 , G03G15/08 , G03G15/09 , G03G21/00
CPC分类号： G03G15/00 , G03G15/0896 , G03G2215/00012 , G03G2215/0609
摘要： Disclosed is an image forming apparatus capable of performing an image forming operation in both a horizontal position and an upright position. This image forming apparatus comprises a rotary endless latent image carrier; image forming unit for forming an electrostatic latent image on the latent image carrier; developing unit for developing the electrostatic latent image on the latent image carrier with a powdery developer, the developing unit having a developing room, a developing roller provided in the developing room for supplying the powdery developer to the latent image carrier, a toner supply room for supplying toners, toner supply roller provided in the toner supply room and rotatable to supply the toners to the developing room, and a partition member for partitioning the developing room and the toner supply room and forming a toner supply passage for supplying the toners to the developing room; and transfer unit for transferring the developed image on the latent image carrier to a sheet.
摘要翻译：公开了一种能够在水平位置和直立位置进行图像形成操作的图像形成装置。该图像形成装置包括旋转式无端潜像载体; 图像形成单元，用于在潜像载体上形成静电潜像; 显影单元，其用粉状显影剂在潜像载体上显影静电潜像，显影单元具有显影室;显影辊，设置在显影室中，用于将粉状显影剂供应到潜像载体;调色剂供应室，用于提供调色剂，设置在调色剂供应室中的调色剂供给辊，并且可旋转地将调色剂供应到显影室;以及分隔构件，用于分隔显影室和调色剂供应室，并形成调色剂供应通道，用于将调色剂供应到显影房间; 以及用于将潜像载体上的显影图像转印到片材上的转印单元。

7. 发明授权

US5200784A Transferring device controlled for preventing the leading edge of a sheet from being excessively charged 失效
标题翻译：被控制的传送装置防止纸张的前缘过度带电
公开(公告)号：US5200784A
公开(公告)日：1993-04-06
申请号：US774377
申请日：1991-10-10
申请人： Masatoshi Kimura , Sachio Sasaki , Hideaki Iwasaki , Kunihiko Sato , Masao Konishi , Akiyoshi Iwamasa , Toshio Tooda , Hiroshi Nou , Shigenobu Utaka , Ryo Kitao
发明人： Masatoshi Kimura , Sachio Sasaki , Hideaki Iwasaki , Kunihiko Sato , Masao Konishi , Akiyoshi Iwamasa , Toshio Tooda , Hiroshi Nou , Shigenobu Utaka , Ryo Kitao
IPC分类号： G03G15/16
CPC分类号： G03G15/1645
摘要： A toner image transferring device is applied to, for example, an electrophotographic printer for electrostatically transferring a charged toner image from a photosensitive drum to a sheet or paper. The device encompasses a transfer charger disposed near the drum to form a clearance therebetween for feeding an electric charge to the sheet or paper through which the sheet or paper is passed, an electric source for supplying an electric energy to the transfer charger to give the sheet or paper an electric charge having a polarity opposite to that of the charge of the toner image, and a controller for controlling the electric energy output from the electric source the transfer charger so that a leading edge of the sheet or paper can be prevented from being excessively charged.
摘要翻译：将调色剂图像转印装置应用于例如用于将带电调色剂图像从感光鼓静电转印到片材或纸张上的电子照相打印机。该装置包括设置在滚筒附近的转印充电器，以在其间形成间隙，以将电荷馈送到片材或纸张通过该片材或纸张;电源，用于向转印充电器供应电能以给予片材或者印刷具有与调色剂图像的电荷的极性相反的极性的电荷;以及控制器，用于控制从电源输出的转移充电器的电能，使得可以防止片材或纸张的前缘成为过度收费

8. 发明授权

US6091925A Fixing unit with undirectional clutch mechanism and image forming apparatus with sealing member and agitating mechanism 失效
标题翻译：带有定向离合器机构的固定装置和具有密封构件和搅拌机构的成像装置
公开(公告)号：US6091925A
公开(公告)日：2000-07-18
申请号：US886417
申请日：1997-07-01
申请人： Katsumi Sugimoto , Tomoaki Tanaka , Katsuya Shimatsu , Yasuhiro Wakabayashi , Katsumi Tateno , Shigenobu Utaka , Kenji Fuke
发明人： Katsumi Sugimoto , Tomoaki Tanaka , Katsuya Shimatsu , Yasuhiro Wakabayashi , Katsumi Tateno , Shigenobu Utaka , Kenji Fuke
IPC分类号： G03G15/08 , G03G15/20
CPC分类号： G03G15/2025
摘要： A fixing unit is provided with a fixing heat roller, a first reel supplying a cleaning member which cleans a surface of the fixing heat roller, a second reel taking up the cleaning member from the first reel, and a unidirectional clutch mechanism intermittently driving the second reel in a direction to take up the cleaning member using rotation of the fixing heat roller.
摘要翻译：定影单元设置有固定加热辊，第一卷轴，其提供清洁固定加热辊的表面的清洁部件，从第一卷轴卷取清洁部件的第二卷轴和间歇地驱动第二卷轴的单向离合器机构沿着定影加热辊的旋转方向卷取清洁部件。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式