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公开(公告)号：US20170357188A1
公开(公告)日：2017-12-14
申请号：US15618538
申请日：2017-06-09
Applicant: Konica Minolta, Inc.
Inventor： Kazuteru ISHIZUKA , Hiroshi MORIMOTO , Wataru WATANABE , Tatsuya FURUTA , Shota SAKURAI
IPC: G03G15/095 , G03G15/09 , G03G21/16
CPC classification number: G03G15/095 , G03G15/09 , G03G15/0921 , G03G21/1647 , G03G2215/0648
Abstract: A developing device includes a first developing roller, a second developing roller, a first end portion configured to restrict the amount of developer on the second developing roller, a restriction member, and a collecting roller configured to collect developer on the first developing roller. The second end portion is located at a position where magnetic force interference with a magnetic force generated by the second developing roller and the collecting roller is not caused.
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公开(公告)号：US20170337017A1
公开(公告)日：2017-11-23
申请号：US15583116
申请日：2017-05-01
Applicant: Konica Minolta, Inc.
Inventor： Wataru WATANABE , Shota SAKURAI , Tatsuya FURUTA , Kazuteru ISHIZUKA , Hiroshi MORIMOTO
CPC classification number: G06F3/125 , G03G15/50 , G03G15/5025 , G03G15/55 , G06F3/1208 , G06F3/121 , G06F3/1244 , G06K15/129 , G06K15/14 , G06K15/1868 , G06K15/1872
Abstract: An image forming apparatus includes: a determination section configured to determine whether there is a possibility of generation of an image defect during a printing job for image formation on a plurality of pages based on image data included in the printing job; and a changing section configured to change an order of the pages to be subjected to image formation such that an image defect is not generated when the determination section determines that there is a possibility of generation of the image defect.
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公开(公告)号：US20140369718A1
公开(公告)日：2014-12-18
申请号：US14287785
申请日：2014-05-27
Applicant: Konica Minolta, Inc.
Inventor： Tatsuya FURUTA , Tomohiro KAWASAKI , Kazuteru ISHIZUKA , Kazuhiro SAITO
IPC: G03G15/08
CPC classification number: G03G15/0868 , G03G15/0822 , G03G15/0849 , G03G15/0865 , G03G15/0893 , G03G15/09 , G03G2215/0607 , G03G2215/0609
Abstract: A developing device includes: a developer container section configured to contain therein a two-component developer composed of toner and magnetic carrier; a developer bearing member configured to supply the developer to an image bearing member on which an electrostatic latent image is formed; a toner supplying section configured to supply the toner to the developer container section via the toner supply port; a carrier supplying section provided separately from the toner supplying section, the carrier supplying section being configured to supply the carrier to the developer container section via the carrier supply port; and a carrier detection section disposed at a position near the carrier supply port and at a same level as a powder surface of the developer contained in the developer container section, the carrier detection section being configured to detect carrier supplied from the carrier supplying section.
Abstract translation: 显影装置包括：显影剂容器部分，其构造成在其中容纳由调色剂和磁性载体组成的双组分显影剂; 显影剂承载部件，被构造成将显影剂供给到其上形成有静电潜像的图像承载部件; 调色剂供给部，其经由调色剂供给口将调色剂供给到显影剂容器部; 与所述调色剂供应部分开设置的载体供给部，所述载体供给部构造成经由所述载体供给口将所述载体供给到所述显影剂容器部; 以及载体检测部，其设置在所述载体供给口附近的位置处，与所述显影剂容纳部容纳的显影剂的粉末表面相同的高度，所述载体检测部被配置为检测从所述载体供给部供给的载体。
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Patent Agency Ranking
公开(公告)号：US20180004127A1
公开(公告)日：2018-01-04
申请号：US15634113
申请日：2017-06-27
Applicant: Konica Minolta, Inc.
Inventor： Kazuteru ISHIZUKA , Tatsuya FURUTA , Hiroshi MORIMOTO
IPC: G03G15/09
CPC classification number: G03G15/0928 , G03G15/0921 , G03G2215/0648
Abstract: A developing device includes a developing roller which includes: a magnet roller having a plurality of magnetic poles in a circumferential direction; and a developing sleeve rotatably supported along an outer peripheral surface of the magnet roller, and which is configured to supply a toner to an image bearing member. The magnet roller is configured so that the relative position thereof to the developing sleeve is changeable.
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15.发明申请公开(公告)号：US20160259292A1
公开(公告)日：2016-09-08
申请号：US15055731
申请日：2016-02-29
Applicant: Konica Minolta, Inc.
Inventor： Tomohiro KAWASAKI , Tetsuya ISHIKAWA , Natsuko KAWAI , Tatsuya FURUTA , Shota SAKURAI
IPC: G03G21/00
CPC classification number: G03G21/00 , G03G15/161 , G03G15/1695 , G03G21/168
Abstract: A transfer-section contamination prevention device includes: a powder housing section that is disposed on an upstream side relative to a transfer section in a sheet conveyance direction, and is capable of holding powder at a position near an end portion of a sheet in a sheet width direction orthogonal to the sheet conveyance direction or capable of guiding the powder to the position near the end portion of the sheet, the sheet including a base material layer, a release layer and an adhesive layer containing adhesive agent disposed between the base material layer and the release layer, the transfer section being configured to transfer a toner image to the sheet; and a powder adhesion facilitation section configured to facilitate adhesion of the powder to the lateral end portion of the sheet from the powder housing section.
Abstract translation: 转印部防污染装置包括：粉末收纳部，其在片材输送方向上相对于转印部设置在上游侧，并且能够将粉末保持在片材的片材的端部附近的位置， 宽度方向与纸张传送方向正交或能够将粉末引导到片材端部附近的位置，该片材包括基材层，剥离层和粘合剂层，所述粘合剂层设置在基材层和 所述释放层，所述转印部分被配置为将调色剂图像转印到所述片材上; 以及粉末附着促进部，其构造成便于粉末从粉末容纳部分粘附到片材的侧端部。
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公开(公告)号：US20160257521A1
公开(公告)日：2016-09-08
申请号：US15057471
申请日：2016-03-01
Applicant: Konica Minolta, Inc.
Inventor： Tatsuya FURUTA , Tomohiro KAWASAKI , Shota SAKURAI , Tetsuya ISHIKAWA , Natsuko KAWAI
CPC classification number: B65H37/00 , B65H18/103 , B65H2301/5112 , B65H2701/1315 , B65H2701/1842 , B65H2801/06 , G03G15/652 , G03G15/6529 , G03G15/6558 , G03G15/6591 , G03G2215/00523
Abstract: An image forming apparatus includes: an image forming section configured to form a toner image on a sheet having a paste component; and an end pressing section provided on an upstream side of the image forming section in a sheet conveyance direction, and configured to exert a pressure on an end portion of the sheet while moving from a center toward an end of the sheet in a sheet width direction orthogonal to the sheet conveyance direction.
Abstract translation: 图像形成装置包括：图像形成部，被配置为在具有糊剂成分的片材上形成调色剂图像; 以及端部按压部，其沿着纸张输送方向设置在所述图像形成部的上游侧，并且构造成在从所述纸张的中心向所述纸张的端部向纸张宽度方向移动的同时向所述纸张的端部施加压力 与纸张输送方向正交。
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公开(公告)号：US20160150117A1
公开(公告)日：2016-05-26
申请号：US14950501
申请日：2015-11-24
Applicant: Konica Minolta, Inc.
Inventor： Tatsuya FURUTA , Shota Sakurai , Kazuhiro Saito , Tomohiro Kawasaki , Kazuteru Ishizuka
CPC classification number: H04N1/0414 , G03G15/5025 , G03G15/5058 , G03G2215/00455 , G03G2215/0135 , G03G2215/0164 , G03G2215/0429 , G03G2215/0468 , G03G2215/047 , G03G2215/0478 , G03G2215/048 , G06K15/14 , H04N1/0032
Abstract: An image forming apparatus includes: an image forming section including a rotational member and configured to form an image on the long sheet; a density unevenness cycle acquiring section configured to acquire a cycle of a density profile that represents density variation in a sub scanning direction; a cycle control section configured to operate such that, in a case where a same image is continuously formed on the long sheet, a length of the image in the sub scanning direction is an integer multiple of a cycle length that corresponds to one cycle of the density profile; and a density correction section configured to form a patch image for correction that has a size greater than the cycle length of the density profile on the image bearing member, and perform density correction using correction data created based on a detection result regarding the patch image for correction.
Abstract translation: 一种图像形成装置包括：图像形成部分，包括旋转部件，被配置为在长片材上形成图像; 密度不均匀循环获取部，被配置为获取表示副扫描方向上的浓度变化的密度分布的周期; 循环控制部，被配置为如下操作：在长片上连续形成相同的图像的情况下，副扫描方向上的图像的长度为周期长度的整数倍，该周期长度对应于 密度分布; 以及密度校正部，被配置为形成具有大于图像承载部件上的密度分布的周期长度的校正的贴片图像，并且使用基于关于贴片图像的检测结果创建的校正数据来执行浓度校正 更正。
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公开(公告)号：US20140161472A1
公开(公告)日：2014-06-12
申请号：US14104557
申请日：2013-12-12
Applicant: Konica Minolta, Inc.
Inventor： Kazuhiro SAITO , Tomohiro KAWASAKI , Kazuteru ISHIZUKA , Tatsuya FURUTA , Seiko ITAGAKI
IPC: G03G15/08
CPC classification number: G03G15/0824 , G03G15/0849 , G03G15/0856 , G03G15/5058 , G03G2215/0132 , G03G2215/0164
Abstract: Disclosed herein is a developing device including: a developer housing section configured to house a developer including toner and carrier; a carrier replenishing section configured to supply the carrier to the developer housing section; a carrier concentration detecting section provided at a position near a carrier replenishment position at which the carrier is received from the carrier replenishing section in the developer housing section, the carrier concentration detecting section being configured to detect a carrier concentration in the developer housing section; and a carrier replenishment determination section configured to determine whether the carrier is properly supplied to the developer housing section on the basis of a result of detecting by the carrier concentration detecting section.
Abstract translation: 本文公开了一种显影装置，包括：显影剂容纳部分，其构造成容纳包含调色剂和载体的显影剂; 载体补充部，其构造成将所述载体供给到所述显影剂容纳部; 载体浓度检测部，其设置在载体补充位置附近的位置，在所述载体补充位置，载体从所述载体补充部在所述显影剂容纳部中接收，所述载流子浓度检测部被配置为检测所述显影剂容纳部的载流子浓度; 以及载体补充确定部分，被配置为基于载体浓度检测部分的检测结果来确定载体是否被适当地供应到显影剂容纳部分。
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