公开(公告)号：US20170357191A1

公开(公告)日：2017-12-14

申请号：US15620948

申请日：2017-06-13

Applicant: Konica Minolta, Inc.

Inventor： Teruo SASAKI ,  Akihiro HONYA ,  Shinichi YABUKI ,  Shinichi HAMAGUCHI

IPC: G03G15/16 ,  G03G15/20 ,  C08F290/06

CPC classification number: G03G15/162 ,  C08F290/062 ,  G03G15/2025 ,  G03G15/206

Abstract: According to the present invention, increase in a dynamic friction force can be suppressed and cleaning performance of a cleaning member can be improved under any operating environment without additionally providing a special mechanism. An intermediate transfer member includes a substrate layer and a surface layer, the surface layer contains a cured product of a polymerizable monomer, and the monomer contains a compound represented by the following formula (1): A-[(L-B)k-D]m(D)l  (1) wherein A represents a tetra- or higher-valent organic group, B independently represents an alkylene oxide group having 4 to 15 carbon atoms, D independently represents a (meth)acryloyl group, L independently represents —(CO)— or a single bond, k independently represents an integer of 1 or more, l represents an integer of 0 to 3, m represents an integer of 2 or more, and a sum of l and m represents an integer of 3 or more.

公开(公告)号：US20180136590A1

公开(公告)日：2018-05-17

申请号：US15812316

申请日：2017-11-14

Applicant: Konica Minolta, Inc.

Inventor： Teruo SASAKI ,  Akihiro HONYA ,  Shinichi HAMAGUCHI ,  Shinichi YABUKI ,  Junji KANDA

IPC: G03G15/01

CPC classification number: G03G15/162 ,  G03G15/161 ,  G03G15/1685

Abstract: An intermediate transfer member includes a resin substrate layer and a surface layer disposed on the substrate layer. The surface layer is a cured product of a resin composition containing a polyfunctional (meth)acrylate, a photopolymerization initiator, and a tertiary amine compound having a melting point of 30° C. or more. In the tertiary amine compound, at least one hydrogen atom is bonded to one carbon atom out of three carbon atoms bonded to a nitrogen atom.

公开(公告)号：US20170168428A1

公开(公告)日：2017-06-15

申请号：US15363601

申请日：2016-11-29

Applicant: Konica Minolta, Inc.

Inventor： Akihiro HONYA ,  Shinichi HAMAGUCHI ,  Shinichi YABUKI

IPC: B32B9/04 ,  G03G15/01

CPC classification number: G03G15/162

Abstract: The present invention relates to an intermediate transfer member and an image forming apparatus. The intermediate transfer member is an intermediate transfer member having a resin-made base material layer and a surface layer; the surface layer is a cured substance of a composition containing a radically polymerizable vinylic compound and a metal oxide fine particle; and the vinylic compound has a structural unit represented by the following formula (1): wherein each R1 independently denotes a C2-8 alkylene group; each R2 independently denotes a hydrogen atom or a methyl group; and m denotes a positive number, and n denotes a positive number of 10 or more.

公开(公告)号：US20160026140A1

公开(公告)日：2016-01-28

申请号：US14801201

申请日：2015-07-16

Applicant: KONICA MINOLTA INC.

Inventor： Noboru OOMOTO ,  Atsuhiko SHIMOYAMA ,  Shinichi YABUKI ,  Ryo OSHIMA

IPC: G03G15/20

CPC classification number: G03G15/6529 ,  G03G15/2028 ,  G03G2215/00721

Abstract: A sheet conveying device that passes a sheet to a nip portion formed between first and second rotating bodies, and conveys the sheet, the sheet conveying device includes a separation state determining unit configured to determine a separation state between the sheet having passed the nip portion and a surface of the first rotating body, a sheet separating unit configured to allow force to act on the sheet, and a control unit configured to control the force acting on the sheet by the sheet separating unit according to a result of the separation state determining unit, wherein the separation state determining unit includes an illumination unit, an imaging unit, and an acquisition unit, and the separation state between the sheet and the first rotating body is determined based on the acquired positional information of a tip of the sheet.

Abstract translation: 一种片材输送装置，其将片材传送到形成在第一和第二旋转体之间的夹持部分，并输送片材，片材输送装置包括分离状态确定单元，其被配置为确定经过夹持部分的片材与 第一旋转体的表面，被配置为允许力作用在片材上的片材分离单元，以及控制单元，其被配置为根据分离状态确定单元的结果控制由片材分离单元作用在片材上的力 其中，所述分离状态确定单元包括照明单元，成像单元和获取单元，并且基于所获取的所述片材的尖端的位置信息来确定所述片材和所述第一旋转体之间的分离状态。

公开(公告)号：US20190235428A1

公开(公告)日：2019-08-01

申请号：US16252790

申请日：2019-01-21

Applicant: Konica Minolta, Inc.

Inventor： Shinichi YABUKI

IPC: G03G15/20

CPC classification number: G03G15/2064 ,  G03G15/2028

Abstract: A fixing device includes a pressure roller and a pressure pad that form a nip portion, and a nip member disposed opposite to the pressure roller as viewed from the pressure pad. The pressure pad is formed of an elongated flat-plate member and includes a first main surface located on a pressure roller side and a second main surface located on a nip member side. The nip member includes a receiving portion abutting against the pressure pad in a pressed state. A portion of the second main surface which corresponds to a passage region of the recording material provided at the nip portion is provided with a plurality of recesses, and the entire perimeter of each of the plurality of recesses is surrounded by projections. Top surfaces of the projections are in close contact with the receiving portion in the pressed state.

公开(公告)号：US20160357144A1

公开(公告)日：2016-12-08

申请号：US15159510

申请日：2016-05-19

Applicant: KONICA MINOLTA, INC.

Inventor： Keita SAITO ,  Noboru OOMOTO ,  Shinichi YABUKI ,  Tadayasu SEKIOKA

IPC: G03G15/20

CPC classification number: G03G15/2017 ,  G03G15/2039 ,  G03G21/206 ,  G03G2215/2032

Abstract: In a fixing device for fixing a toner image to a recording medium by heating and pressing the recording medium with transferred toner image between a heat fixing member and a pressure member, a fixing-member housing is disposed on an outer peripheral side of the heat fixing member, while a reflection member is attached to an inner side of the fixing-member housing opposed to the heat fixing member. Air blown by an air blower is circulated through space between the fixing-member housing and the heat fixing member.

Abstract translation: 在用于通过加热和加压具有转印的调色剂图像的记录介质在热定影构件和加压构件之间将调色剂图像定影到记录介质的定影装置中，定影构件壳体设置在热定影的外周侧 而反射构件附接到与热定影构件相对的固定构件壳体的内侧。 由鼓风机吹送的空气通过固定部件壳体和热定影部件之间的空间循环。

公开(公告)号：US20160246223A1

公开(公告)日：2016-08-25

申请号：US15040649

申请日：2016-02-10

Applicant: Konica Minolta, Inc.

Inventor： Shinichi YABUKI ,  Tadayasu SEKIOKA ,  Noboru OOMOTO ,  Keita SAITO

IPC: G03G15/20

CPC classification number: G03G15/2028 ,  G03G15/2017 ,  G03G21/206

Abstract: An image forming apparatus includes: a fixing unit receiving through an inlet a recording medium with a transferred toner image and heat fixing the toner image to the recording medium before discharging the recording medium from an outlet; a suction part for sucking the recording medium through a recording-medium suction opening, the recording medium conveyed on a recording medium conveyance path leading to the inlet; an exhaust passage for discharging to the outside a gas sucked by the suction part; and a filter disposed in the exhaust passage and serving to capture fine particles generated from the fixing unit and sucked in by the suction part.

Abstract translation: 图像形成装置包括：定影单元，通过入口将具有转印的调色剂图像的记录介质和从所述出口排出所述记录介质之前将所述调色剂图像热定影到所述记录介质; 用于通过记录介质吸入口吸收记录介质的吸入部分，所述记录介质在通向所述入口的记录介质输送路径上传送; 排气通道，用于向吸入部分吸入的气体向外部排出; 以及设置在排气通道中并用于捕获由定影单元产生并被吸入部分吸入的细颗粒的过滤器。

公开(公告)号：US20240077828A1

公开(公告)日：2024-03-07

申请号：US18452187

申请日：2023-08-18

Applicant: Konica Minolta, Inc.

Inventor： Kunihiro OGURA ,  Yuya SATO ,  Shinichi YABUKI

IPC: G03G21/00 ,  B32B27/08 ,  B32B27/20 ,  B32B27/40

CPC classification number: G03G21/0017 ,  B32B27/08 ,  B32B27/20 ,  B32B27/40 ,  B32B2264/1023 ,  B32B2264/1024 ,  B32B2264/104 ,  B32B2432/00

Abstract: A cleaning blade includes a contact layer that is in contact with a toner image carrier, and a support layer that joins to a support member, wherein the contact layer does not contain an inorganic filler, the support layer contains an inorganic filler having a thermal conductivity (λ) of 30 W/mK or more, and the average particle diameter of the inorganic filler is in a range of 0.1 to 5.0 μm.

公开(公告)号：US20190235422A1

公开(公告)日：2019-08-01

申请号：US16241520

申请日：2019-01-07

Applicant: Konica Minolta, Inc.

Inventor： Shinichi YABUKI

IPC: G03G15/20

Abstract: A fixing device fixes a toner image onto a recording material by applying heat and pressure to the toner image formed on the recording material at a nip provided in a conveyance path of the recording material, and includes: a heating source; a pressure roller and a pressure pad; and a sandwiching member, wherein the pressure pad includes a first main surface and a second main surface, and the first main surface is formed of a long plate-like member, the sandwiching member includes a long plate-like abutting part, and a width-direction center in an area included in the second main surface and corresponding to a recording material passing region provided in the nip bulges toward the abutting part side more than width-direction both ends of the area included in the second main surface and corresponding to the recording material passing region provided in the nip.

公开(公告)号：US20180095384A1

公开(公告)日：2018-04-05

申请号：US15712401

申请日：2017-09-22

Applicant: Konica Minolta, Inc.

Inventor： Akihiro HONYA ,  Teruo SASAKI ,  Shinichi YABUKI ,  Junji KANDA

IPC: B32B9/04 ,  G03G15/01

CPC classification number: G03G15/162 ,  C08F2/48 ,  G03G15/0189 ,  G03G2215/0129

Abstract: An endless intermediate transfer belt includes a substrate layer, and a surface layer to be disposed on the substrate layer. The surface layer is configured by a polymerized cured product of a radical polymerizable composition including a radical polymerizable monomer having a radical polymerizable functional group, an oxime ester-based photopolymerization initiator having a carbazole structure, and a metal oxide particle subjected to surface treatment. The radical polymerizable functional group corresponds to one or both of an acryloyl group and a methacryloyl group. The metal oxide particle subjected to surface treatment includes a metal oxide particle, and a substance for support, to be supported on a surface of the metal oxide particle.