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公开(公告)号:US20020181976A1
公开(公告)日:2002-12-05
申请号:US10138374
申请日:2002-05-06
Applicant: SEIKO EPSON CORPORATION
Inventor: Toshiya Takahata , Akira Kubota , Tatsuro Osawa , Nobumasa Abe , Takehiko Okamura , Hiroshi Ito , Tahei Ishiwatari , Toshihiko Yamazaki
IPC: G03G015/01
CPC classification number: G03G9/0821 , G03G9/0827 , G03G15/1605 , G03G15/1615 , G03G2215/0174 , G03G2215/0193 , G03G2221/1639 , G03G2221/1642 , G03G2221/1672
Abstract: A recording medium carrier system of an image forming apparatus is constituted by independent units as a paper supply cassette, a paper feed unit, a transfer unit, a fixing unit, and a paper ejecting unit. An intermediate transfer unit in the transfer unit is provided with an intermediate transfer belt to which a toner image formed on a photoconductive drum is primarily transferred at a primary transfer position and which secondarily transfers the toner image on a recording medium at a secondary transfer position, and a driving roller for circulating the intermediate transfer belt. The primary transfer position is arranged close to the, driving roller.
Abstract translation: 图像形成装置的记录介质载体系统由作为供纸盒,供纸单元,转印单元,定影单元和排纸单元的独立单元构成。 转印单元中的中间转印单元设置有中间转印带,其中形成在感光鼓上的调色剂图像主要在一次转印位置转印,并且二次转印在二次转印位置的记录介质上的调色剂图像, 以及用于使中间转印带循环的驱动辊。 主转印位置靠近驱动辊布置。
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公开(公告)号:US20030175041A1
公开(公告)日:2003-09-18
申请号:US10372658
申请日:2003-02-25
Applicant: SEIKO EPSON CORPORATION
Inventor: Keiichi Taguchi , Toshihiko Yamazaki
IPC: G03G015/01 , G03G015/16
CPC classification number: G03G15/162 , G03G2215/0119 , G03G2215/0177
Abstract: An intermediate transfer belt comprises a plurality of layers including a conductive layer, and has a transfer area and a transfer protection area. A CPU 111 sends a control signal to a primary transfer bias generating circuit 116, and applies a primary transfer bias upon the conductive layer of the intermediate transfer medium through a bias applying member 31A. The CPU 111 changes an output value of the primary transfer bias in accordance with a predetermined bias change condition when secondary transfer is not ongoing and when a non-image area, in which there is no toner image transferred on the intermediate transfer belt, such as the transfer protection area is passing the primary transfer part.
Abstract translation: 中间转印带包括包括导电层的多个层,并且具有转印区域和转印保护区域。 CPU 111向一次转印偏压发生电路116发送控制信号,并通过偏置施加部件31A向中间转印介质的导电层施加一次转印偏压。 当二次转印不进行时,CPU 111根据预定的偏压变化条件改变一次转印偏压的输出值,当在中间转印带上没有调色剂图像转印的非图像区域 转印保护区通过一次转印部分。
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公开(公告)号:US20040190950A1
公开(公告)日:2004-09-30
申请号:US10705236
申请日:2003-11-12
Applicant: SEIKO EPSON CORPORATION
Inventor: Shigeo Fujita , Toshihiko Yamazaki , Hiroshi Ito , Shinichi Kamoshida
IPC: G03G015/16
CPC classification number: G03G15/161 , G03G15/162 , G03G2215/1623 , G03G2215/1661
Abstract: A belt member is seamed to form an endless belt which is stretched by a plurality of roller members and circulated in a first direction. The belt member is provided with an electrode portion at a first end portion thereof in a second direction perpendicular to the first direction. A cleaning member is abutted against the belt member. A seam of the belt member extends obliquely relative to the first direction such that an end of the seam confronting the electrode portion is situated in an upstream side of the first direction.
Abstract translation: 皮带构件被缝合以形成环形带,其被多个辊构件拉伸并沿第一方向循环。 带部件在垂直于第一方向的第二方向上在其第一端部处设置有电极部分。 清洁构件抵靠在带构件上。 带构件的接缝相对于第一方向倾斜地延伸,使得与电极部分相对的接缝的端部位于第一方向的上游侧。
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公开(公告)号:US20040028431A1
公开(公告)日:2004-02-12
申请号:US10138430
申请日:2002-05-06
Applicant: SEIKO EPSON CORPORATION
Inventor: Toshiya Takahata , Akira Kubota , Tatsuro Osawa , Nobumasa Abe , Takehiko Okamura , Hiroshi Ito , Tahei Ishiwatari , Toshihiko Yamazaki
IPC: G03G015/01
CPC classification number: G03G9/0821 , G03G9/0827 , G03G15/1605 , G03G15/1615 , G03G2215/0174 , G03G2215/0193 , G03G2221/1639 , G03G2221/1642 , G03G2221/1672
Abstract: A recording medium carrier system of an image forming apparatus is constituted by independent units as a paper supply cassette, a paper feed unit, a transfer unit, a fixing unit, and a paper ejecting unit. An intermediate transfer unit in the transfer unit is provided with an intermediate transfer belt to which a toner image formed on a photoconductive drum is primarily transferred at a primary transfer position and which secondarily transfers the toner image on a recording medium at a secondary transfer position, and a driving roller for circulating the intermediate transfer belt. The primary transfer position is arranged close to the driving roller.
Abstract translation: 图像形成装置的记录介质载体系统由作为供纸盒,供纸单元,转印单元,定影单元和排纸单元的独立单元构成。 转印单元中的中间转印单元设置有中间转印带,其中形成在感光鼓上的调色剂图像主要在一次转印位置转印,并且二次转印在二次转印位置的记录介质上的调色剂图像, 以及用于使中间转印带循环的驱动辊。 主转印位置靠近驱动辊布置。
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公开(公告)号:US20030077091A1
公开(公告)日:2003-04-24
申请号:US10225535
申请日:2002-08-22
Applicant: SEIKO EPSON CORPORATION
Inventor: Toshiya Takahata , Akira Kubota , Tatsuro Osawa , Nobumasa Abe , Takehiko Okamura , Hiroshi Ito , Tahei Ishiwatari , Toshihiko Yamazaki
IPC: G03G015/01
CPC classification number: G03G15/1605 , G03G9/0821 , G03G9/0827 , G03G15/0173 , G03G2215/0174 , G03G2221/1639 , G03G2221/1642 , G03G2221/1672
Abstract: A recording medium carrier system of an image forming apparatus is constituted by independent units as a paper supply cassette, a paper feed unit, a transfer unit, a fixing unit, and a paper ejecting unit. An intermediate transfer unit in the transfer unit is provided with an intermediate transfer belt to which a toner image formed on a photoconductive drum is primarily transferred at a primary transfer position and which secondarily transfers the toner image on a recording medium at a secondary transfer position, and a driving roller for circulating the intermediate transfer belt. The primary transfer position is arranged close to the driving roller.
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公开(公告)号:US20030035664A1
公开(公告)日:2003-02-20
申请号:US10138492
申请日:2002-05-06
Applicant: SEIKO EPSON CORPORATION
Inventor: Toshiya Takahata , Akira Kubota , Tatsuro Osawa , Nobumasa Abe , Takehiko Okamura , Hiroshi Ito , Tahei Ishiwatari , Toshihiko Yamazaki
IPC: G03G015/01
CPC classification number: G03G9/0821 , G03G9/0827 , G03G15/1605 , G03G15/1615 , G03G2215/0174 , G03G2215/0193 , G03G2221/1639 , G03G2221/1642 , G03G2221/1672
Abstract: A recording medium carrier system of an image forming apparatus is constituted by independent units as a paper supply cassette, a paper feed unit, a transfer unit, a fixing unit, and a paper ejecting unit. An intermediate transfer unit in the transfer unit is provided with an intermediate transfer belt to which a toner image formed on a photoconductive drum is primarily transferred at a primary transfer position and which secondarily transfers the toner image on a recording medium at a secondary transfer position, and a driving roller for circulating the intermediate transfer belt. The primary transfer position is arranged close to the driving roller.
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