公开(公告)号：US20110274453A1

公开(公告)日：2011-11-10

申请号：US13097711

申请日：2011-04-29

申请人： Toshihiko Shimokawa ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Takamasa Hase ,  Takahiro Imada ,  Akira Shinshi ,  Kenichi Hasegawa ,  Hiroshi Yoshinaga ,  Ippei Fujimoto

发明人： Toshihiko Shimokawa ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Takamasa Hase ,  Takahiro Imada ,  Akira Shinshi ,  Kenichi Hasegawa ,  Hiroshi Yoshinaga ,  Ippei Fujimoto

IPC分类号： G03G15/20

CPC分类号： G03G15/2064 ,  G03G2215/2035

摘要： A fixing device includes a metal thermal conductor provided inside a loop formed by a fixing rotary body to heat the fixing rotary body; a heater provided inside the metal thermal conductor to heat the metal thermal conductor; a pad support provided inside the metal thermal conductor; and a reflector provided between the heater and the pad support to reflect heat emitted by the heater thereto toward an inner circumferential surface of the metal thermal conductor. The reflector includes a center reflection portion provided at a center of the reflector in a longitudinal direction thereof and a plurality of end reflection portions provided at respective lateral ends of the reflector. A plurality of reflector moving assemblies is connected to the plurality of end reflection portions of the reflector, respectively, to tilt the plurality of end reflection portions toward the center reflection portion.

摘要翻译： 定影装置包括设置在由固定旋转体形成的环内的金属导热体，用于加热定影旋转体; 设置在金属热导体内部以加热金属热导体的加热器; 设置在金属热导体内部的垫支撑件; 以及设置在加热器和焊盘支撑件之间的反射器，以将加热器发射的热量朝向金属热导体的内周表面反射。 反射器包括设置在反射器的纵向中心的中心反射部分和设置在反射器的各个侧端处的多个端部反射部分。 多个反射器移动组件分别连接到反射器的多个端部反射部分，以将多个端部反射部分朝向中心反射部分倾斜。

公开(公告)号：US20110217093A1

公开(公告)日：2011-09-08

申请号：US13016342

申请日：2011-01-28

申请人： Tetsuo TOKUDA ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Takahiro Imada ,  Takamasa Hase ,  Ippei Fujimoto ,  Toshihiko Shimokawa

发明人： Tetsuo TOKUDA ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Takahiro Imada ,  Takamasa Hase ,  Ippei Fujimoto ,  Toshihiko Shimokawa

IPC分类号： G03G15/20

CPC分类号： G03G15/20

摘要： A fixing device includes a fixing member formed into a loop inside which a nip formation member, a core holder, a heater support, and a laminated heater are provided, and a pressing member provided outside the loop formed by the fixing member. The pressing member is pressed against the nip formation member via the fixing member. The heater support is between the laminated heater and the nip formation member to support the laminated heater. The core holder is between the nip formation member and the heater support to support the nip formation member and the heater support.

摘要翻译： 定影装置包括形成在其中设置有辊隙形成构件，芯保持器，加热器支撑件和层叠加热器的环中的固定构件，以及设置在由固定构件形成的环的外侧的按压构件。 按压构件经由固定构件压靠在辊隙形成构件上。 加热器支撑件位于层压加热器和辊隙形成构件之间以支撑层压加热器。 芯保持器位于辊隙形成构件和加热器支撑件之间，以支撑辊隙形成构件和加热器支撑件。

公开(公告)号：US20110182638A1

公开(公告)日：2011-07-28

申请号：US13014306

申请日：2011-01-26

申请人： Kenji ISHII ,  Masaaki Yoshikawa ,  Tetsuo Tokuda ,  Yoshiki Yamaguchi ,  Kenichi Hasegawa ,  Yutaka Ikebuchi ,  Akira Shinshi ,  Naoki Iwaya ,  Takamasa Hase ,  Takahiro Imada ,  Toshihiko Shimokawa ,  Ippei Fujimoto ,  Hiroshi Yoshinaga ,  Shuntaroh Tamaki

发明人： Kenji ISHII ,  Masaaki Yoshikawa ,  Tetsuo Tokuda ,  Yoshiki Yamaguchi ,  Kenichi Hasegawa ,  Yutaka Ikebuchi ,  Akira Shinshi ,  Naoki Iwaya ,  Takamasa Hase ,  Takahiro Imada ,  Toshihiko Shimokawa ,  Ippei Fujimoto ,  Hiroshi Yoshinaga ,  Shuntaroh Tamaki

IPC分类号： G03G15/20

CPC分类号： G03G15/2053

摘要： A heat conduction unit includes a flexible endless belt, a heat conductor disposed in proximity to an inner circumferential face of the endless belt and having a cross-section substantially identical to a cross-section of the endless belt, a heat source that heats the heat conductor to heat the endless belt, a pressing roller disposed opposite the heat conductor to rotate the endless belt in accordance with rotation of the pressing roller, a nip formation member disposed opposite the pressing roller and within a loop formed by the endless belt to form a nip between the endless belt and the pressing roller, and a pushing member disposed within the loop to support the nip formation member. The heat conductor has at least two different cross-sectional shapes perpendicular to a long direction of the heat conductor at different positions in the long direction of the heat conductor.

摘要翻译： 热传导单元包括柔性环形带，设置在环形带的内周面附近并具有与环形带的横截面基本相同的横截面的热导体，加热热量的热源 用于加热环形带的导体，与热导体相对设置的加压辊，以根据加压辊的旋转来旋转环形带;辊隙形成部件，其设置在加压辊的对面，并且在由环形带形成的环内形成 在环形带和加压辊之间夹紧，以及设置在环内的推动构件以支撑辊隙形成构件。 热导体在热导体的长方向上的不同位置处具有垂直于热导体的长方向的至少两个不同的横截面形状。

公开(公告)号：US20110116848A1

公开(公告)日：2011-05-19

申请号：US12946276

申请日：2010-11-15

申请人： Yoshiki YAMAGUCHI ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Yutaka Ikebuchi ,  Takahiro Imada ,  Takamasa Hase ,  Toshihiko Shimokawa ,  Kenichi Hasegawa ,  Akira Shinshi ,  Ippei Fujimoto

发明人： Yoshiki YAMAGUCHI ,  Masaaki Yoshikawa ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Yutaka Ikebuchi ,  Takahiro Imada ,  Takamasa Hase ,  Toshihiko Shimokawa ,  Kenichi Hasegawa ,  Akira Shinshi ,  Ippei Fujimoto

IPC分类号： G03G15/20

CPC分类号： G03G15/2064 ,  G03G2215/2035

摘要： A fixing device includes an endless belt, a fuser pad, a pressure member, a tubular belt holder, and a reinforcing member. The endless belt is looped into a generally cylindrical configuration extending in an axial direction. The fuser pad extends in the axial direction inside the loop of endless belt. The pressure member extends in the axial direction with the belt interposed between the fuser pad and the pressure member. The pressure member is pressed against the fuser pad through the fuser belt to form a fixing nip. The belt holder extends in the axial direction inside the loop of endless belt to retain the belt in shape along an outer circumference thereof. The belt holder accommodates the fuser pad in a longitudinal side slot defined on one side thereof. The reinforcing member is disposed inside the tubular belt holder to reinforce the belt holder around the side slot.

摘要翻译： 定影装置包括环形带，定影垫，压力构件，管状带保持器和加强构件。 环形带环绕成在轴向方向上延伸的大致圆柱形构造。 定影垫在环形带的环内沿轴向延伸。 压力构件沿轴向方向延伸，带固定在定影垫和压力构件之间。 压力构件通过定影带压靠在定影垫上以形成定影压区。 皮带保持器在环形带的环内沿轴向方向延伸，以沿着其外周保持带的形状。 带固定器将定影垫容纳在限定在其一侧的纵向侧槽中。 加强构件设置在管状皮带保持器的内侧，以加强围绕侧槽的皮带保持架。

公开(公告)号：US20110052237A1

公开(公告)日：2011-03-03

申请号：US12857953

申请日：2010-08-17

申请人： Masaaki YOSHIKAWA ,  Yoshiki Yamaguchi ,  Toshihiko Shimokawa ,  Kenji Ishii ,  Naoki Iwaya ,  Takahiro Imada ,  Yutaka Ikebuchi ,  Takamasa Hase ,  Tetsuo Tokuda ,  Hiroshi Yoshinaga ,  Kenichi Hasegawa ,  Ippei Fujimoto ,  Akira Shinshi

发明人： Masaaki YOSHIKAWA ,  Yoshiki Yamaguchi ,  Toshihiko Shimokawa ,  Kenji Ishii ,  Naoki Iwaya ,  Takahiro Imada ,  Yutaka Ikebuchi ,  Takamasa Hase ,  Tetsuo Tokuda ,  Hiroshi Yoshinaga ,  Kenichi Hasegawa ,  Ippei Fujimoto ,  Akira Shinshi

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： In a fixing device, a pressing member rotates in a predetermined direction of rotation. A flexible endless fixing member rotates in accordance with rotation of the pressing member. A nip formation member is provided inside a loop formed by the fixing member and pressed against the pressing member via the fixing member to form a nip between the fixing member and the pressing member through which a recording medium bearing a toner image passes. A first heat generator faces an inner circumferential surface of the fixing member at a position other than the nip to heat the fixing member. A second heat generator faces the inner circumferential surface of the fixing member at a position other than the nip to heat the fixing member, and is disposed adjacent to the first heat generator along the inner circumferential surface of the fixing member.

摘要翻译： 在固定装置中，按压构件沿预定的旋转方向旋转。 柔性环形固定构件根据按压构件的旋转而旋转。 在由固定构件形成的环内设置有压区形成构件，并且经由固定构件压靠在按压构件上，以在固定构件和按压构件之间形成辊隙，通过该挤压构件支承调色剂图像的记录介质通过。 第一发热体在除了夹持部以外的位置处面对固定部件的内周面，以加热固定部件。 第二发热体在除了夹持部以外的位置处面对固定部件的内周面，以加热固定部件，并且沿着固定部件的内周面与第一发热体相邻配置。

公开(公告)号：US20110044734A1

公开(公告)日：2011-02-24

申请号：US12849404

申请日：2010-08-03

申请人： Toshihiko Shimokawa ,  Masaaki Yoshikawa ,  Akira Shinshi ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Kenichi Hasegawa ,  Yoshiki Yamaguchi ,  Shuntaroh Tamaki ,  Takahiro Imada ,  Ippei Fujimoto ,  Takamasa Hase ,  Yutaka Ikebuchi

发明人： Toshihiko Shimokawa ,  Masaaki Yoshikawa ,  Akira Shinshi ,  Kenji Ishii ,  Hiroshi Yoshinaga ,  Naoki Iwaya ,  Tetsuo Tokuda ,  Kenichi Hasegawa ,  Yoshiki Yamaguchi ,  Shuntaroh Tamaki ,  Takahiro Imada ,  Ippei Fujimoto ,  Takamasa Hase ,  Yutaka Ikebuchi

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2016

摘要： In a fixing device, a pressing member rotates in a predetermined direction of rotation. A flexible fixing member is disposed opposite the pressing member to rotate in accordance with rotation of the pressing member. A nip formation member is provided inside a loop formed by the fixing member and pressed against the pressing member via the fixing member to form a nip between the fixing member and the pressing member through which a recording medium bearing a toner image passes. A contact member pressingly contacts an outer circumferential surface of the rotating fixing member at both ends of the fixing member in an axial direction thereof.

摘要翻译： 在固定装置中，按压构件沿预定的旋转方向旋转。 柔性固定构件与按压构件相对设置，以根据按压构件的旋转而旋转。 在由固定构件形成的环内设置有压区形成构件，并且经由固定构件压靠在按压构件上，以在固定构件和按压构件之间形成辊隙，通过该挤压构件支承调色剂图像的记录介质通过。 接触构件在固定构件的轴向的两端处按压接触旋转固定构件的外周面。

公开(公告)号：US09152106B2

公开(公告)日：2015-10-06

申请号：US14013206

申请日：2013-08-29

申请人： Yoshiki Yamaguchi ,  Takayuki Seki ,  Yuji Arai ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Kazuya Saito ,  Kenji Ishii ,  Tadashi Ogawa ,  Teppei Kawata ,  Toshihiko Shimokawa ,  Arinobu Yoshiura ,  Kensuke Yamaji ,  Hiromasa Takagi ,  Naoki Iwaya ,  Takahiro Imada ,  Akira Suzuki

发明人： Yoshiki Yamaguchi ,  Takayuki Seki ,  Yuji Arai ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Kazuya Saito ,  Kenji Ishii ,  Tadashi Ogawa ,  Teppei Kawata ,  Toshihiko Shimokawa ,  Arinobu Yoshiura ,  Kensuke Yamaji ,  Hiromasa Takagi ,  Naoki Iwaya ,  Takahiro Imada ,  Akira Suzuki

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： A fixing device includes a rotary fixing member, a heater, a pressing member, a nip formation member, a reinforcement member, a sliding sheet, and a holding member. The nip formation member is disposed at an inner circumferential side of the fixing member and pressed by the pressing member via the fixing member to form a nipping portion. The reinforcement member is stationarily disposed in an internal diameter area of the fixing member to support the nip formation member. The sliding sheet is disposed between the nip formation member and an inner circumferential face of the fixing member. The holding member is disposed at a member differing from the nip formation member to hold the sliding sheet in a state in which the sliding sheet is in close contact with a nipping face of the nip formation member facing the nipping portion.

摘要翻译： 定影装置包括旋转固定构件，加热器，按压构件，压区形成构件，加强构件，滑动片和保持构件。 辊隙形成构件设置在固定构件的内周侧，并且经由固定构件被按压构件按压以形成夹持部。 加强构件固定地设置在固定构件的内径区域中，以支撑辊隙形成构件。 滑动片设置在辊隙形成构件和固定构件的内周面之间。 保持构件设置在不同于辊隙形成构件的构件上，以将滑动片保持在滑动片与夹持形成构件的夹紧面的夹持面紧密接触的状态。

公开(公告)号：US20140064804A1

公开(公告)日：2014-03-06

申请号：US14013206

申请日：2013-08-29

申请人： Yoshiki Yamaguchi ,  Takayuki Seki ,  Yuji Arai ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Kazuya Saito ,  Kenji Ishii ,  Tadashi Ogawa ,  Teppei Kawata ,  Toshihiko Shimokawa ,  Arinobu Yoshiura ,  Kensuke Yamaji ,  Hiromasa Takagi ,  Naoki Iwaya ,  Takahiro Imada ,  Akira Suzuki

发明人： Yoshiki Yamaguchi ,  Takayuki Seki ,  Yuji Arai ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Kazuya Saito ,  Kenji Ishii ,  Tadashi Ogawa ,  Teppei Kawata ,  Toshihiko Shimokawa ,  Arinobu Yoshiura ,  Kensuke Yamaji ,  Hiromasa Takagi ,  Naoki Iwaya ,  Takahiro Imada ,  Akira Suzuki

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： A fixing device includes a rotary fixing member, a heater, a pressing member, a nip formation member, a reinforcement member, a sliding sheet, and a holding member. The nip formation member is disposed at an inner circumferential side of the fixing member and pressed by the pressing member via the fixing member to form a nipping portion. The reinforcement member is stationarily disposed in an internal diameter area of the fixing member to support the nip formation member. The sliding sheet is disposed between the nip formation member and an inner circumferential face of the fixing member. The holding member is disposed at a member differing from the nip formation member to hold the sliding sheet in a state in which the sliding sheet is in close contact with a nipping face of the nip formation member facing the nipping portion.

摘要翻译： 定影装置包括旋转固定构件，加热器，按压构件，压区形成构件，加强构件，滑动片和保持构件。 辊隙形成构件设置在固定构件的内周侧，并且经由固定构件被按压构件按压以形成夹持部。 加强构件固定地设置在固定构件的内径区域中，以支撑辊隙形成构件。 滑动片设置在辊隙形成构件和固定构件的内周面之间。 保持构件设置在不同于辊隙形成构件的构件上，以将滑动片保持在滑动片与夹持形成构件的夹紧面的夹持面紧密接触的状态。

公开(公告)号：US20110211876A1

公开(公告)日：2011-09-01

申请号：US12964090

申请日：2010-12-09

申请人： Naoki IWAYA ,  Masaaki Yoshikawa ,  Akira Shinshi ,  Kenji Ishii ,  Kenichi Hasegawa ,  Hiroshi Yoshinaga ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Ippei Fujimoto ,  Shuntaroh Tamaki ,  Toshihiko Shimokawa ,  Tetsuo Tokuda

发明人： Naoki IWAYA ,  Masaaki Yoshikawa ,  Akira Shinshi ,  Kenji Ishii ,  Kenichi Hasegawa ,  Hiroshi Yoshinaga ,  Yoshiki Yamaguchi ,  Yutaka Ikebuchi ,  Ippei Fujimoto ,  Shuntaroh Tamaki ,  Toshihiko Shimokawa ,  Tetsuo Tokuda

IPC分类号： G03G15/20

CPC分类号： G03G15/2085 ,  G03G15/2028 ,  G03G2215/2035 ,  G03G2221/1672

摘要： A fixing device includes a flexible, endless belt-shaped fixing member that rotates in a predetermined direction of rotation, a substantially cylindrical metal heat conductor provided inside a loop formed by the fixing member and facing an inner circumferential surface of the fixing member, a pressing member that presses the fixing member against the metal heat conductor to form a nip between the fixing member and the pressing member through which a recording medium bearing a toner image passes, and a separator that presses the fixing member against the metal heat conductor, provided downstream from the nip in the direction of rotation of the fixing member and contacting the recording medium discharged from the nip to separate the recording medium from the fixing member and guide the recording medium out of the fixing device.

摘要翻译： 定影装置包括沿预定旋转方向旋转的柔性环形带状固定构件，设置在由固定构件形成并且面向固定构件的内周表面的环内的大致圆柱形的金属导热体， 将固定部件压靠在金属导热体上的部件，以在固定部件与承载有调色剂图像的记录介质的按压部件之间形成夹持部，以及将固定部件压靠在金属导热体上的隔膜， 从固定部件的旋转方向上的辊隙开始接触从辊隙排出的记录介质，以将记录介质与固定部件分开，并将记录介质引导出固定装置。

公开(公告)号：US20110052282A1

公开(公告)日：2011-03-03

申请号：US12874734

申请日：2010-09-02

申请人： Akira SHINSHI ,  Yoshiki Yamaguchi ,  Kenichi Hasegawa ,  Masaaki Yoshikawa ,  Hiroshi Yoshinaga ,  Kenji Ishii ,  Tetsuo Tokuda ,  Ippei Fujimoto ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Toshihiko Shimokawa ,  Naoki Iwaya

发明人： Akira SHINSHI ,  Yoshiki Yamaguchi ,  Kenichi Hasegawa ,  Masaaki Yoshikawa ,  Hiroshi Yoshinaga ,  Kenji Ishii ,  Tetsuo Tokuda ,  Ippei Fujimoto ,  Yutaka Ikebuchi ,  Shuntaroh Tamaki ,  Toshihiko Shimokawa ,  Naoki Iwaya

IPC分类号： G03G15/20

CPC分类号： G03G15/2064 ,  G03G2215/2035

摘要： In a fixing device, a nip formation member is provided inside a loop formed by a fixing member rotating in a predetermined direction of rotation. A pressing member is pressed against the nip formation member via the fixing member to form a nip between the fixing member and the pressing member through which a recording medium bearing a toner image passes. The fixing member and the pressing member rotate and convey the recording medium bearing the toner image through the nip. The heat conduction member faces an inner circumferential surface of the fixing member to guide the fixing member sliding over the heat conduction member and to transmit heat to the fixing member. The heat conduction member includes a plurality of convex portions provided on an outer circumferential surface of the heat conduction member and contacting the inner circumferential surface of the fixing member.

摘要翻译： 在固定装置中，辊隙形成构件设置在由沿预定旋转方向旋转的固定构件形成的环内。 按压构件经由固定构件压靠在辊隙形成构件上，以在固定构件和按压构件之间形成辊隙，通过该挤压构件支承调色剂图像的记录介质通过。 固定构件和按压构件通过辊隙旋转并传送承载调色剂图像的记录介质。 导热构件面向固定构件的内周面，以引导在导热构件上滑动的固定构件并将热传递到固定构件。 导热构件包括设置在导热构件的外周面上并与固定构件的内周面接触的多个凸部。