公开(公告)号：US20130136511A1

公开(公告)日：2013-05-30

申请号：US13625043

申请日：2012-09-24

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki ,  Kotaro Haruta

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki ,  Kotaro Haruta

IPC分类号： G03G15/20

CPC分类号： G03G15/2064 ,  G03G15/2035 ,  G03G15/2053 ,  G03G15/206

摘要： A fuser unit includes: a cylindrical member; a heat generation member; a nip plate; a backup member that forms a nip portion; a temperature detection member that detects a temperature of the nip plate, wherein the nip plate has: a plate-shaped part that forms the nip portion; a lubricant restraint part that is formed on at least a part of a downstream side end of the plate-shaped part in a predetermined direction and that extends toward an inner side in a diametrical direction of the cylindrical member, and a detected part that extends from an end of the lubricant restraint part toward the predetermined direction, and wherein the detected part is formed to be shorter than the plate-shaped part in an axial direction of the cylindrical member, and both ends of the detected part in the axial direction are adjacent to a space.

摘要翻译： 定影单元包括：圆柱形构件; 发热件; 夹板 形成夹持部的支承部件; 温度检测构件，其检测所述夹持板的温度，其中所述夹持板具有：形成所述夹持部的板状部; 形成在所述板状部的下游侧端部的至少一部分上并沿着所述圆筒状部件的直径方向延伸的预定方向的润滑剂抑制部， 所述润滑剂限制部朝向所述规定方向的端部，并且所述检测部在所述筒状部件的轴向上形成为小于所述板状部，并且所述检测部的轴向两端相邻 到一个空间。

公开(公告)号：US08938193B2

公开(公告)日：2015-01-20

申请号：US13625043

申请日：2012-09-24

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki ,  Kotaro Haruta

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki ,  Kotaro Haruta

IPC分类号： G03G15/20

CPC分类号： G03G15/2064 ,  G03G15/2035 ,  G03G15/2053 ,  G03G15/206

摘要： A fuser unit includes: a cylindrical member; a heat generation member; a nip plate; a backup member that forms a nip portion; and a temperature detection member that detects a temperature of the nip plate. The nip plate has: a plate-shaped part that forms the nip portion; a lubricant restraint part that is formed on at least a part of a downstream side end of the plate-shaped part in a predetermined direction and that extends toward an inner side in a diametrical direction of the cylindrical member, and a detected part that extends from an end of the lubricant restraint part toward the predetermined direction. The detected part is formed to be shorter than the plate-shaped part in an axial direction of the cylindrical member, and both ends of the detected part in the axial direction are adjacent to a space.

摘要翻译： 定影单元包括：圆柱形构件; 发热件; 夹板 形成夹持部的支承部件; 以及检测夹持板的温度的温度检测部件。 夹持板具有：形成夹持部的板状部; 形成在所述板状部的下游侧端部的至少一部分上并沿着所述圆筒状部件的直径方向延伸的预定方向的润滑剂抑制部， 润滑剂限制部分朝向预定方向的一端。 所检测的部分形成为比圆柱形部件的轴向上的板状部分短，并且检测部分的轴向两端与空间相邻。

公开(公告)号：US20130136513A1

公开(公告)日：2013-05-30

申请号：US13625174

申请日：2012-09-24

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： A fuser unit, which heat-fixes a developer image transferred on a recording sheet while moving the recording sheet in a predetermined direction, the fuser unit comprising: a cylindrical member having flexibility; a heat generation member that is arranged at an inside of the cylindrical member and generates radiation heat; a nip member that slidingly contacts an inner periphery of the cylindrical member; a reflection plate that contacts the nip member, is configured to cover the heat generation member and reflects the radiation heat toward the nip member, and a backup member that forms a nip region by nipping the cylindrical member between the nip member and the backup member, wherein the nip member and the reflection plate intermittently contact each other in an axial direction of the cylindrical member within an image forming width.

摘要翻译： 一种定影单元，其在沿着预定方向移动所述记录片材的同时，热转印在记录片材上的显影剂图像，所述定影单元包括：具有柔性的圆柱形构件; 发热元件，其布置在所述圆柱形部件的内部并产生辐射热; 与所述筒状构件的内周滑动接触的压区构件; 与所述夹持部件接触的反射板被构造成覆盖所述发热部件并且朝向所述夹持部件反射所述辐射热;以及支撑部件，其通过将所述筒状部件夹在所述夹持部件与所述支撑部件之间而形成夹持区域， 其特征在于，所述夹持部件和所述反射板在图像形成宽度内沿所述筒状部件的轴向间歇地彼此接触。

公开(公告)号：US08886100B2

公开(公告)日：2014-11-11

申请号：US13625174

申请日：2012-09-24

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Kaoru Suzuki

IPC分类号： G03G15/01

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： A fuser unit, which heat-fixes a developer image transferred on a recording sheet while moving the recording sheet in a predetermined direction, the fuser unit comprising: a cylindrical member having flexibility; a heat generation member that is arranged at an inside of the cylindrical member and generates radiation heat; a nip member that slidingly contacts an inner periphery of the cylindrical member; a reflection plate that contacts the nip member, is configured to cover the heat generation member and reflects the radiation heat toward the nip member, and a backup member that forms a nip region by nipping the cylindrical member between the nip member and the backup member, wherein the nip member and the reflection plate intermittently contact each other in an axial direction of the cylindrical member within an image forming width.

摘要翻译： 一种定影单元，其在沿着预定方向移动所述记录片材的同时，热转印在记录片材上的显影剂图像，所述定影单元包括：具有柔性的圆柱形构件; 发热元件，其布置在所述圆柱形部件的内部并产生辐射热; 与所述筒状构件的内周滑动接触的压区构件; 与所述夹持部件接触的反射板被构造成覆盖所述发热部件并且朝向所述夹持部件反射所述辐射热;以及支撑部件，其通过将所述筒状部件夹在所述夹持部件与所述支撑部件之间而形成夹持区域， 其特征在于，所述夹持部件和所述反射板在图像形成宽度内沿所述筒状部件的轴向间歇地彼此接触。

公开(公告)号：US09128425B2

公开(公告)日：2015-09-08

申请号：US13736239

申请日：2013-01-08

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno

IPC分类号： G03G15/20

CPC分类号： G03G15/2003 ,  G03G15/2017 ,  G03G15/2053 ,  G03G2215/2035

摘要： A fixing device includes: a flexible tubular member defining an axis extending in an axial direction; a first fixing member; a second fixing member configured to nip the tubular member in cooperation with the first fixing member; and a pair of restricting members disposed to interpose the tubular member therebetween in the axial direction. The tubular member has end faces in the axial direction and a circumference defining a circumferential direction. Each restricting member has a restricting surface abuttable with each end face of the tubular member to restrict the tubular member from moving in the axial direction, each restricting surface having a specific area continuously applied with a lubricant upon completion of assembly of the fixing device, the specific area having an arcuate shape extending in the circumferential direction and having a width at least equal to a thickness of the tubular member in the radial direction.

摘要翻译： 定影装置包括：限定沿轴向延伸的轴的柔性管状构件; 第一固定构件; 第二固定构件，其构造成与所述第一固定构件协作地夹持所述管状构件; 以及一对限制构件，其设置成在轴向方向上插入管状构件。 管状构件具有沿轴向的端面和限定圆周方向的圆周。 每个限制构件具有与管状构件的每个端面邻接的限制表面，以限制管状构件在轴向方向上移动，每个限制表面在固定装置的组装完成时具有连续施加润滑剂的特定区域， 具有在圆周方向上延伸的弓形形状并且具有至少等于管状构件在径向方向上的厚度的宽度的比区域。

公开(公告)号：US09069305B2

公开(公告)日：2015-06-30

申请号：US13426784

申请日：2012-03-22

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

IPC分类号： G03G15/20 ,  G03G15/00 ,  G03G21/16

CPC分类号： G03G15/2053 ,  G03G15/80 ,  G03G21/1652

摘要： A fixing device for thermally fixing a developing agent image to a sheet includes: a flexible tubular member having an inner peripheral surface defining an internal space; a heater; a nip member being in sliding contact with the inner peripheral surface of the flexible tubular member and having an electrically conductive surface; a stay supporting the nip member and being electrically conductive and electrically connected to the electrically conductive surface; a backup member nipping the flexible tubular member in cooperation with the nip member; a supporting member supporting the nip member and the stay, the supporting member being movable relative to the backup member; and a first grounding member disposed to be in contact with the stay for grounding the stay, the first grounding member being supported to the supporting member such that the first grounding member is integrally movable with the supporting member.

摘要翻译： 用于将显影剂图像热固定到片材的定影装置包括：柔性管状构件，其具有限定内部空间的内周表面; 加热器 夹持构件与柔性管状构件的内周表面滑动接触并具有导电表面; 支撑所述夹持构件并且导电并电连接到所述导电表面的支撑件; 支撑构件与所述夹持构件协作地夹持所述柔性管状构件; 支撑所述夹持构件和所述支柱的支撑构件，所述支撑构件可相对于所述支撑构件移动; 以及第一接地构件，被布置成与所述支架接触以使所述支架接地，所述第一接地构件被支撑到所述支撑构件，使得所述第一接地构件与所述支撑构件一体地移动。

公开(公告)号：US09020408B2

公开(公告)日：2015-04-28

申请号：US13623145

申请日：2012-09-20

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

IPC分类号： G03G15/20

CPC分类号： G03G15/2028 ,  G03G15/2053 ,  G03G15/206 ,  G03G15/2064 ,  G03G2215/2016 ,  G03G2215/2032 ,  G03G2215/2035

摘要： A fixing device configured to heat-fix a developer image on a recording sheet, the fixing device includes: a flexible cylindrical member; a nip member configured to slidingly contact an inner peripheral surface of the cylindrical member; a heating member that is arranged at an inside of the cylindrical member and is configured to heat the nip member; a stay configured to support the nip member with surrounding the heating member; a backup member configured to interpose the cylindrical member between the nip member and the backup member; a cover member that is arranged at the inside of the cylindrical member and is configured to cover the stay from an opposite side to the heating member; and a first support member configured to support the cover member and form a gap between the stay and the cover member.

摘要翻译： 一种定影装置，其构造成将记录片材上的显影剂图像加热固定，所述定影装置包括：柔性圆柱形构件; 夹持构件，其构造成与所述筒状构件的内周面滑动接触; 加热构件，其布置在所述圆筒构件的内部，并且构造成加热所述夹持构件; 支撑件，其构造成支撑所述夹持部件周围所述加热部件; 支撑构件，其构造成将所述圆柱形构件插入所述夹持构件和所述支撑构件之间; 盖构件，其布置在所述圆筒构件的内部，并且构造成从所述加热构件的相对侧覆盖所述撑条; 以及第一支撑构件，其构造成支撑所述盖构件并且在所述撑条和所述盖构件之间形成间隙。

公开(公告)号：US20130071159A1

公开(公告)日：2013-03-21

申请号：US13623413

申请日：2012-09-20

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2035

摘要： A fixing device may include first and second fixing members arranged to form a nip portion, an urging member that provides an urging force to urge the first fixing member toward the second fixing member, a change member configured to change a width of the nip portion from a first nip width to a second nip width by applying a pressing force to the first fixing member against the urging force of the urging member and change the width of the nip portion from the second nip width to the first nip width by releasing the pressing force, and a restriction portion configured to restrict movement of the first fixing member and restrict a maximum value of the first nip width of the nip portion while the pressing force against the urging force is released.

摘要翻译： 定影装置可以包括布置成形成夹持部的第一和第二固定构件，提供推动力以将第一固定构件推向第二固定构件的施力构件，构造成将夹持部的宽度从 通过施加推压构件的作用力而将压力施加到第一固定构件上的第一压合宽度到第二压区宽度，并且通过释放压紧力将压区的宽度从第二压区宽度改变到第一压区宽度 以及限制部，其被构造成限制第一固定构件的移动，并且限制压合部的第一夹持宽度的最大值，同时抵抗推动力的按压力被释放。

公开(公告)号：US08977178B2

公开(公告)日：2015-03-10

申请号：US13755720

申请日：2013-01-31

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno

IPC分类号： G03G15/20

CPC分类号： G03G15/2089 ,  G03G15/2017 ,  G03G15/2028 ,  G03G15/2053 ,  G03G15/206 ,  G03G2215/2035

摘要： A fixing device including: a flexible cylindrical member; a heater that is disposed inside the cylindrical member; a nip plate configured to be in contact with an inner peripheral surface of the cylindrical member and is configured to be heated by the heater; and a roller configured to pinch the cylindrical member between the roller and the nip plate, wherein, at least during fixing, the nip plate has a curved shape where a central portion thereof in an axial direction of the cylindrical member is more spaced from the roller than both end portions thereof in the axial direction, and wherein the roller is a concave roller where a diameter of a central portion thereof in the axial direction is smaller than diameters of both end portions thereof respectively.

摘要翻译： 一种固定装置，包括：柔性圆柱形构件; 设置在所述筒状构件内的加热器; 构造成与所述筒状构件的内周面接触并被构造成被所述加热器加热的夹持板; 以及辊，其构造成在所述辊和所述夹板之间夹住所述圆柱形构件，其中，至少在固定期间，所述夹板具有弯曲形状，其中所述圆柱形构件的轴向方向上的中心部分与所述辊 并且其中，所述辊是其中心部分在轴向上的直径小于其两端部的直径的凹辊。

公开(公告)号：US08971776B2

公开(公告)日：2015-03-03

申请号：US13426944

申请日：2012-03-22

申请人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

发明人： Noboru Suzuki ,  Kei Ishida ,  Takuji Matsuno ,  Yoshihiro Miyauchi

IPC分类号： G03G15/20

摘要： A fixing device for thermally fixing a developing agent image to a sheet includes: a flexible tubular member having an inner peripheral surface and circularly moving in a moving direction while the developing agent image is thermally fixed; a heater; a nip member being in sliding contact with the tubular member; a backup member nipping the tubular member in cooperation with the nip member; a stay covering the heater and supporting the nip member; an electric component positioned opposite to the heater with respect to the stay; and a frame supporting the electric component. The frame includes: an isolating portion interposed between the tubular member and the electric component for isolating the electric component from the tubular member; and a guide portion guiding the inner peripheral surface of the tubular member while the flexible tubular member is moving in the moving direction.