公开(公告)号：US08548350B2

公开(公告)日：2013-10-01

申请号：US13048431

申请日：2011-03-15

Applicant: Yoshiki Hozumi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yuu Sakakibara

Inventor： Yoshiki Hozumi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yuu Sakakibara

IPC: G03G15/16 ,  G03G21/00

CPC classification number: G03G15/161 ,  G03G21/0035 ,  G03G2215/1661

Abstract: There is provided a pre-cleaning brush roller being a pre-cleaning member which is disposed on an upstream of a normally-charged-toner cleaning brush roller and an oppositely-charged-toner cleaning brush roller in a surface moving direction of an intermediate transfer belt, is applied with a voltage having a polarity opposite to a normal charge polarity of toner, and electrostatically removes the toner having the normal charge polarity.

Abstract translation: 提供了一种预清洁刷辊，其是预置清洁构件，其设置在正常充电的调色剂清洁刷辊的上游，​​并且相对带电的调色剂清洁刷辊在中间转印的表面移动方向上 带施加具有与调色剂的正常充电极性相反的极性的电压，并且静电除去具有正常充电极性的调色剂。

公开(公告)号：US20120008973A1

公开(公告)日：2012-01-12

申请号：US13178025

申请日：2011-07-07

Applicant: Yuu SAKAKIBARA ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Naruse Osamu

Inventor： Yuu SAKAKIBARA ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Naruse Osamu

IPC: G03G15/00 ,  G03G15/16

CPC classification number: G03G15/161 ,  G03G21/0035 ,  G03G21/0076 ,  G03G2215/1661 ,  G03G2221/001

Abstract: A cleaning device disposed downstream from a transfer position in a direction of rotation of the image carrier to remove toner from the image carrier. The cleaning device includes a normally-charged toner cleaning member to electrostatically remove normally-charged toner from the image carrier, one of a polarity controller to control the toner on the image carrier to have a normal charging polarity and a reversely-charged toner cleaning member to electrostatically remove reversely-charged toner from the image carrier, a pre-cleaning member to electrostatically remove normally-charged toner from the image carrier, a pre-collection member to electrostatically collect the toner from the pre-cleaning member, and a control unit to reduce a voltage applied to the pre-cleaning member immediately after an untransferred toner image is removed from the image carrier by the pre-cleaning member below a voltage applied to the pre-cleaning member during removal of the untransferred toner image.

Abstract translation: 一种清洁装置，其设置在图像载体的旋转方向上的转印位置的下游，以从图像载体中去除调色剂。 清洁装置包括常规充电的调色剂清洁部件，用于从图像载体静电去除正常充电的调色剂，极性控制器之一，用于控制图像载体上的调色剂以具有正常的充电极性，以及反向充电的调色剂清洁部件 从图像载体静电去除反向充电的调色剂，预清洁部件，以静电去除来自图像载体的正常充电的调色剂;预收集部件，用于从预清洁部件静电收集调色剂;以及控制单元 以在移除未转印的调色剂图像之后，将未转印的调色剂图像在预清洁部件从图像载体移除到低于施加到预清洁部件的电压之后立即降低施加到预清洁部件的电压。

公开(公告)号：US20110085834A1

公开(公告)日：2011-04-14

申请号：US12923856

申请日：2010-10-12

Applicant: Osamu Naruse ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Yuu Sakakibara

Inventor： Osamu Naruse ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Yuu Sakakibara

IPC: G03G21/00

CPC classification number: G03G21/0035 ,  G03G21/10 ,  G03G2221/1627

Abstract: A cleaning device for an electrophotographic image forming apparatus includes a primary cleaning brush, a collecting roller, and a blade. The primary cleaning brush is configured to remove post-transfer residual toner remaining on an image carrying member. The collecting roller is configured to cause the post-transfer residual toner adhering to the first cleaning brush to electrostatically adhere thereto, is made of metal, and has a surface roughness Ra of at least approximately 0.08 micrometers. The blade is configured to come into contact with the collecting roller and mechanically remove the post-transfer residual toner adhering to the collecting roller.

Abstract translation: 一种用于电子照相图像形成装置的清洁装置，包括主清洁刷，收集辊和叶片。 主清洁刷被配置为去除残留在图像承载构件上的转印后残留调色剂。 收集辊构造成使粘附到第一清洁刷上的后转印残余调色剂静电粘附到其上，由金属制成，并且具有至少约0.08微米的表面粗糙度Ra。 刀片被配置为与收集辊接触并且机械地去除附着在收集辊上的后转印残留调色剂。

公开(公告)号：US08731431B2

公开(公告)日：2014-05-20

申请号：US12913335

申请日：2010-10-27

Applicant: Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

Inventor： Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

IPC: G03G15/16

CPC classification number: G03G21/0035 ,  G03G15/161 ,  G03G15/1615 ,  G03G15/162 ,  G03G21/0011 ,  G03G2215/1661

Abstract: A belt device incorporatable in an image forming apparatus includes an endless belt, multiple belt tension rollers disposed in contact with an inner surface of the endless belt, a rotary cleaning member to contact a belt wound area of the endless belt facing an opposing roller to form a cleaning nip between the rotary cleaning member and the endless belt and rotate the rotary cleaning member in a direction opposite the belt moving direction within the cleaning nip, and a voltage applier. The cleaning nip is formed by offsetting a center of the cleaning nip upstream from a center of the belt wound area of the endless belt in the belt moving direction and by at least contacting the rotary cleaning member in a range from the belt wound area to a tensioned belt area located upstream from the belt wound area in the belt moving direction.

Abstract translation: 一种可装入图像形成装置中的带状装置，包括环形带，与环形带的内表面相接触设置的多个带张力辊，旋转清洁构件，用于接触面向相对辊的环形带的带缠绕区域，以形成 在旋转清洁构件和环形带之间的清洁辊隙，并且在清洁辊隙内沿与带移动方向相反的方向旋转旋转清洁构件和电压施加器。 清洁辊隙是通过在带移动方向上偏离环形带的带缠绕区域的中心上游的清洁辊隙的中心并且至少在从带卷绕区域到 位于皮带卷绕区域上游沿皮带移动方向的张紧皮带区域。

公开(公告)号：US08437657B2

公开(公告)日：2013-05-07

申请号：US12955320

申请日：2010-11-29

Applicant: Hisashi Kikuchi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Yoshiki Hozumi ,  Yuu Sakakibara

Inventor： Hisashi Kikuchi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Yoshiki Hozumi ,  Yuu Sakakibara

IPC: G03G15/16

CPC classification number: G03G15/161 ,  G03G21/0035 ,  G03G21/0076 ,  G03G2215/1661 ,  G03G2221/001

Abstract: A cleaning apparatus including: a normally-charged toner cleaning member that receives a voltage having a polarity reverse to a normal charging polarity of a toner and electostatically removes a toner having the normal charging polarity on a cleaning target; a reversely-charged toner cleaning member that receives a voltage having the same polarity as the normal charging polarity of a toner and electrostatically removes a toner having a polarity reverse to the normal charging polarity on the cleaning target; and a pre-cleaning member that is disposed at an upstream side of the normally-charged toner cleaning member and the reverse-charged toner cleaning member in a surface moving direction of the cleaning target, receives a voltage having a polarity reverse to the normal charging polarity of the toner, and electrostatically removes a toner having the normal charging polarity on the cleaning target, is provided.

Abstract translation: 一种清洁装置，包括：正常充电的调色剂清洁部件，其接收具有与调色剂的正常充电极性相反的极性的电压，并且将除去在清洁对象物上具有正常充电极性的调色剂; 接收与调色剂的正常充电极性相同极性的电压的反向充电的调色剂清洁部件，并且静电除去在清洁对象物上具有与正常充电极性相反的极性的调色剂; 并且在清洁对象的表面移动方向上设置在正常充电的调色剂清洁部件和反向充电的调色剂清洁部件的上游侧的预清洁部件接收与正常充电相反的极性的电压 调色剂的极性，并且静电除去在清洁对象物上具有正常充电极性的调色剂。

公开(公告)号：US10031463B2

公开(公告)日：2018-07-24

申请号：US15421741

申请日：2017-02-01

Applicant: Yoshiki Hozumi ,  Naomi Sugimoto ,  Hisashi Kikuchi

Inventor： Yoshiki Hozumi ,  Naomi Sugimoto ,  Hisashi Kikuchi

IPC: B65H5/22 ,  G03G15/00 ,  B65H5/02 ,  B65H9/00

Abstract: A belt control device includes a holder to movably support a rotation shaft of at least one of the plurality of rotators around which a belt is looped, a contact part to contact an end of the belt as the belt moves in a belt width direction, a stationary frame part disposed facing the holder, a shaft moving device to move the rotation shaft as the belt moves, and at least one projection disposed on one of the stationary frame part and the holder. The projection is to contact the other of the stationary frame part and the holder. The projection includes a long projection having a contact portion extending in a shaft moving direction in which the rotation shaft moves, and the contact portion is contactable with the other of the stationary frame part and the holder.

公开(公告)号：US20140147181A1

公开(公告)日：2014-05-29

申请号：US14168824

申请日：2014-01-30

Applicant: Kenji SUGIURA ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

Inventor： Kenji SUGIURA ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

IPC: G03G21/00

CPC classification number: G03G21/0035 ,  G03G15/161 ,  G03G15/1615 ,  G03G15/162 ,  G03G21/0011 ,  G03G2215/1661

Abstract: A belt device incorporatable in an image forming apparatus includes an endless belt, multiple belt tension rollers disposed in contact with an inner surface of the endless belt, a rotary cleaning member to contact a belt wound area of the endless belt facing an opposing roller to form a cleaning nip between the rotary cleaning member and the endless belt and rotate the rotary cleaning member in a direction opposite the belt moving direction within the cleaning nip, and a voltage applier. The cleaning nip is formed by offsetting a center of the cleaning nip upstream from a center of the belt wound area of the endless belt in the belt moving direction and by at least contacting the rotary cleaning member in a range from the belt wound area to a tensioned belt area located upstream from the belt wound area in the belt moving direction.

Abstract translation: 一种可装入图像形成装置中的带状装置，包括环形带，与环形带的内表面相接触设置的多个带张力辊，旋转清洁构件，用于接触面向相对辊的环形带的带缠绕区域，以形成 在旋转清洁构件和环形带之间的清洁辊隙，并且在清洁辊隙内沿与带移动方向相反的方向旋转旋转清洁构件和电压施加器。 清洁辊隙是通过在带移动方向上偏离环形带的带缠绕区域的中心上游的清洁辊隙的中心并且至少在从带卷绕区域到 位于皮带卷绕区域上游沿皮带移动方向的张紧皮带区域。

公开(公告)号：US08600256B2

公开(公告)日：2013-12-03

申请号：US13178025

申请日：2011-07-07

Applicant: Yuu Sakakibara ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Osamu Naruse

Inventor： Yuu Sakakibara ,  Kenji Sugiura ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi ,  Osamu Naruse

IPC: G03G15/00 ,  G03G21/00

CPC classification number: G03G15/161 ,  G03G21/0035 ,  G03G21/0076 ,  G03G2215/1661 ,  G03G2221/001

Abstract: A cleaning device disposed downstream from a transfer position in a direction of rotation of the image carrier to remove toner from the image carrier. The cleaning device includes a normally-charged toner cleaning member to electrostatically remove normally-charged toner from the image carrier, one of a polarity controller to control the toner on the image carrier to have a normal charging polarity and a reversely-charged toner cleaning member to electrostatically remove reversely-charged toner from the image carrier, a pre-cleaning member to electrostatically remove normally-charged toner from the image carrier, a pre-collection member to electrostatically collect the toner from the pre-cleaning member, and a control unit to reduce a voltage applied to the pre-cleaning member immediately after an untransferred toner image is removed from the image carrier by the pre-cleaning member below a voltage applied to the pre-cleaning member during removal of the untransferred toner image.

Abstract translation: 一种清洁装置，其设置在图像载体的旋转方向上的转印位置的下游，以从图像载体中去除调色剂。 清洁装置包括常规充电的调色剂清洁部件，用于从图像载体静电去除正常充电的调色剂，极性控制器之一，用于控制图像载体上的调色剂以具有正常的充电极性，以及反向充电的调色剂清洁部件 从图像载体静电去除反向充电的调色剂，预清洁部件，以静电去除来自图像载体的正常充电的调色剂;预收集部件，用于从预清洁部件静电收集调色剂;以及控制单元 以在移除未转印的调色剂图像之后，将未转印的调色剂图像在预清洁部件从图像载体移除到低于施加到预清洁部件的电压之后立即降低施加到预清洁部件的电压。

公开(公告)号：US20110103822A1

公开(公告)日：2011-05-05

申请号：US12913335

申请日：2010-10-27

Applicant: Kenji SUGIURA ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

Inventor： Kenji SUGIURA ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yoshiki Hozumi

IPC: G03G15/16

CPC classification number: G03G21/0035 ,  G03G15/161 ,  G03G15/1615 ,  G03G15/162 ,  G03G21/0011 ,  G03G2215/1661

Abstract: A belt device incorporatable in an image forming apparatus includes an endless belt, multiple belt tension rollers disposed in contact with an inner surface of the endless belt, a rotary cleaning member to contact a belt wound area of the endless belt facing an opposing roller to form a cleaning nip between the rotary cleaning member and the endless belt and rotate the rotary cleaning member in a direction opposite the belt moving direction within the cleaning nip, and a voltage applier. The cleaning nip is formed by offsetting a center of the cleaning nip upstream from a center of the belt wound area of the endless belt in the belt moving direction and by at least contacting the rotary cleaning member in a range from the belt wound area to a tensioned belt area located upstream from the belt wound area in the belt moving direction.

Abstract translation: 一种可装入图像形成装置中的带状装置，包括环形带，与环形带的内表面相接触设置的多个带张力辊，旋转清洁构件，用于接触面向相对辊的环形带的带缠绕区域，以形成 在旋转清洁构件和环形带之间的清洁辊隙，并且在清洁辊隙内沿与带移动方向相反的方向旋转旋转清洁构件和电压施加器。 清洁辊隙是通过在带移动方向上偏离环形带的带缠绕区域的中心上游的清洁辊隙的中心并且至少在从带卷绕区域到 位于皮带卷绕区域上游沿皮带移动方向的张紧皮带区域。

公开(公告)号：US08433213B2

公开(公告)日：2013-04-30

申请号：US13046884

申请日：2011-03-14

Applicant: Yoshiki Hozumi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yuu Sakakibara

Inventor： Yoshiki Hozumi ,  Kenji Sugiura ,  Osamu Naruse ,  Naomi Sugimoto ,  Hisashi Kikuchi ,  Yuu Sakakibara

IPC: G03G21/10

CPC classification number: G03G15/161 ,  G03G21/0035 ,  G03G21/0076 ,  G03G2215/1661 ,  G03G2221/001

Abstract: A cleaning device includes a normally charged toner cleaning unit, a reversely charged toner cleaning unit, and a pre-cleaning unit. The normally charged toner cleaning unit has a normally charged toner cleaning member, a normally charged toner recovery member, and a normally charged toner scraping member. The reversely charged toner cleaning unit has a reversely charged toner cleaning member, a reversely charged toner recovery member, and a reversely charged toner scraping member. The pre-cleaning unit has a pre-cleaning member, a pre-recovery member, and a pre-scraping member.

Abstract translation: 清洁装置包括正常充电的调色剂清洁单元，反向充电的调色剂清洁单元和预清洁单元。 正常充电的调色剂清洁单元具有通常充电的调色剂清洁部件，正常充电的调色剂回收部件和正常充电的调色剂刮削部件。 反向充电的调色剂清洁单元具有反向充电的调色剂清洁部件，反向充电的调色剂回收部件和反向充电的调色剂刮除部件。 预清洁单元具有预清洁构件，预恢复构件和预刮构件。