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1. 发明申请

US20140056625A1 FIXING DEVICE AND IMAGE FORMING APPARATUS AND METHOD WITH SAME 有权
标题翻译：固定装置和图像形成装置及其方法
公开(公告)号：US20140056625A1
公开(公告)日：2014-02-27
申请号：US13953966
申请日：2013-07-30
申请人： Yutaka NAITOH , Tomohiko FUJII , Minoru TOYODA , Hitoshi FUJIWARA , Tomoya ADACHI , Yasuharu KAWARASAKI , Tetsu MORINO , Isamu KUBO , Yoshiharu TAKAHASHI
发明人： Yutaka NAITOH , Tomohiko FUJII , Minoru TOYODA , Hitoshi FUJIWARA , Tomoya ADACHI , Yasuharu KAWARASAKI , Tetsu MORINO , Isamu KUBO , Yoshiharu TAKAHASHI
IPC分类号： G03G15/20
CPC分类号： G03G21/1685 , G03G15/2053 , G03G2215/2035
摘要： A fixing unit includes an endless belt accommodating a heat source inside a loop formed by the endless belt, a rotary pressing member rotating in contact with the endless belt in a pressure contact section, and a heat transfer member secured to a side plate within the loop of the endless belt to support and heat the endless belt with heat conducted from the heat source. The heat transfer member has an opening opposite the rotary pressing member. A securing member is disposed in the opening of the heat transfer member in pressure contact with the rotary pressing member via the endless belt. The heat transfer member and the securing member collectively include a pair of latching parts to firmly connect the heat transfer member and the securing member with each other when one of the latching parts is fitted to the other one of the latching parts.
摘要翻译：定影单元包括：环形带，其在由环形带形成的环内容纳热源;旋转按压构件，其在压力接触部分中与环形带接触旋转;以及传热构件，固定到环内的侧板的环形带，以便从热源传导的热量来支撑和加热环形带。传热构件具有与旋转按压构件相对的开口。固定构件设置在传热构件的开口中，经由环形带与旋转按压构件压力接触。传热构件和固定构件共同包括一对闩锁部件，当一个闩锁部件嵌合到另一个闩锁部件中时，将传热构件和固定构件彼此牢固地连接。

2. 发明申请

US20140072354A1 FIXING UNIT, IMAGE FORMING APPARATUS INCORPORATING THE FIXING UNIT, AND IMAGE FORMING METHOD 有权
标题翻译：固定单元，装配固定单元的图像形成装置和图像形成方法
公开(公告)号：US20140072354A1
公开(公告)日：2014-03-13
申请号：US14012340
申请日：2013-08-28
申请人： Minoru TOYODA , Tomohiko FUJII , Tomoya ADACHI , Yutaka NAITOH , Yoshiharu TAKAHASHI , Hitoshi FUJIWARA , Yasuharu KAWARASAKI
发明人： Minoru TOYODA , Tomohiko FUJII , Tomoya ADACHI , Yutaka NAITOH , Yoshiharu TAKAHASHI , Hitoshi FUJIWARA , Yasuharu KAWARASAKI
IPC分类号： G03G15/20
CPC分类号： G03G15/2053 , G03G2215/2035
摘要： A fixing unit includes an endless belt unit accommodating a heat source, a pressure roller to rotate in contact with the fixing belt unit forming a pressure border therebetween, and a heat transfer member heated by the heat source to heat the fixing belt unit. The heat transfer member is secured inside an inner circumferential surface of the fixing belt unit and supports the fixing belt unit. A fixed member is secured inside the inner circumferential surface of the fixing belt unit and is pressed against the pressure roller via the fixing belt unit. The heat transfer member has at least one convex portion partially formed in an outer circumferential surface of the heat transfer member in a rotational direction of the fixing belt unit and a longitudinal direction of the heat transfer member to narrow a gap formed between the heat transfer member and the fixing belt unit.
摘要翻译：固定单元包括容纳热源的环形带单元，与形成其间的压力边界的定影带单元接触地旋转的加压辊和由热源加热的传热构件以加热定影带单元。传热构件固定在定影带单元的内圆周表面内并支撑定影带单元。固定部件固定在定影带单元的内周面内，经由定影带单元被压靠压力辊。传热构件具有至少一个凸部，该凸部部分地沿着定影带单元的旋转方向在传热构件的外周面中形成，并且传热构件的纵向方向使形成在传热构件之间的间隙变窄和定影带单元。

3. 发明申请

US20150220029A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20150220029A1
公开(公告)日：2015-08-06
申请号：US14609028
申请日：2015-01-29
申请人： Masahiro SAMEI , Tomoya ADACHI , Daisuke INOUE , Yasuharu KAWARASAKI , Yoshiharu TAKAHASHI
发明人： Masahiro SAMEI , Tomoya ADACHI , Daisuke INOUE , Yasuharu KAWARASAKI , Yoshiharu TAKAHASHI
IPC分类号： G03G15/20
CPC分类号： G03G15/2039
摘要： An image forming apparatus includes a controller including a primary heating control portion that determines a first amount of power supplied to a heater based on a temperature of a fixing rotator detected by a temperature detector and controls the heater to perform a primary heating to heat the fixing rotator with the first amount of power, a secondary heating control portion that controls the heater to perform a secondary heating to heat the fixing rotator with a preset second amount of power, and a switch portion that controls the heater to switch between the primary heating and the secondary heating during an identical print job without changing a target temperature of the fixing rotator.
摘要翻译：图像形成装置包括：控制器，其包括：主加热控制部分，其基于由温度检测器检测到的定影旋转器的温度确定供应给加热器的第一功率量，并且控制加热器执行一次加热以加热定影第一加热控制部分，其控制加热器以预设的第二量的功率进行二次加热以加热定影转子;以及开关部分，其控制加热器在初级加热和在相同的打印作业期间的二次加热而不改变定影旋转器的目标温度。

4. 发明申请

US20170003634A1 FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME 有权
标题翻译：固定装置和成像装置的图像形成装置
公开(公告)号：US20170003634A1
公开(公告)日：2017-01-05
申请号：US15192521
申请日：2016-06-24
申请人： Masahiro SAMEI , Tomohiko FUJII , Yoshihiro FUKUHATA , Tamotsu IKEDA , Minoru TOYODA , Yoshiharu TAKAHASHI , Daisuke INOUE
发明人： Masahiro SAMEI , Tomohiko FUJII , Yoshihiro FUKUHATA , Tamotsu IKEDA , Minoru TOYODA , Yoshiharu TAKAHASHI , Daisuke INOUE
IPC分类号： G03G15/20
CPC分类号： G03G15/2064 , G03G15/2053 , G03G15/206 , G03G2215/2061 , G03G2215/2064
摘要： A fixing device includes a first rotary body, a second rotary body to contact the first rotary body, and a plain bearing that supports the first rotary body or the second rotary body. One rotary body of the first rotary body and the second rotary body has an outer diameter increasing, while the other rotary body has an outer diameter decreasing, in a curved line from an axial center portion to axial end portions of the first rotary body and the second rotary body at least between the first rotary body and the second rotary body. A recording medium passes between the first rotary body and the second rotary body with a circumferential component of a shear force generated between the first rotary body and the second rotary body by use of the plain bearing being in a range of from 15N to 25N.
摘要翻译：定影装置包括第一旋转体，与第一旋转体接触的第二旋转体和支撑第一旋转体或第二旋转体的滑动轴承。第一旋转体和第二旋转体的一个旋转体具有从第一旋转体的轴心部分向轴向端部的曲线的外径增大，而另一旋转体的外径减小，至少在第一旋转体和第二旋转体之间的第二旋转体。记录介质通过使用15N至25N范围内的滑动轴承，在第一旋转体和第二旋转体之间产生的剪切力的圆周分量在第一旋转体和第二旋转体之间通过。

5. 发明申请

US20120195652A1 FIXING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：固定装置和图像形成装置
公开(公告)号：US20120195652A1
公开(公告)日：2012-08-02
申请号：US13338765
申请日：2011-12-28
申请人： Yoshiharu TAKAHASHI , Chikara HIRAOKA , Tamotsu IKEDA , Kohta SAKAYA , Yoshihiro KAWAKAMI
发明人： Yoshiharu TAKAHASHI , Chikara HIRAOKA , Tamotsu IKEDA , Kohta SAKAYA , Yoshihiro KAWAKAMI
IPC分类号： G03G15/20
CPC分类号： G03G15/2028
摘要： A fixing device, including a fixing member; an opposing member contacting the fixing member to form a fixing nip; plural separation assisting members; a contact direction biasing member contacting an end of the auxiliary separation members to the surface of the fixing member; a contact and release switching member switching contacting the end of the auxiliary separation members to the surface of the fixing member and releasing the end of the auxiliary separation members therefrom; a fixing exit guide member guiding a recording medium to a discharge direction and separated from the fixing member by the separation assisting member; a first rotating member near the auxiliary separation members downstream from an end thereof; and a second rotating member guiding a recording medium guided by the fixing exit guide member in the recording medium conveyance direction while rotating.
摘要翻译：一种固定装置，包括固定构件; 与所述固定构件接触以形成定影辊隙的相对构件; 多个分离辅助构件; 接触方向偏压构件，其与所述辅助分离构件的端部接触所述固定构件的表面; 接触释放切换构件将辅助分离构件的端部接触到固定构件的表面并且从其中释放辅助分离构件的端部; 固定出口引导构件，其将记录介质引导到排出方向，并由所述分离辅助构件与所述固定构件分离; 在辅助分离构件的一端的下游附近的第一旋转构件; 以及第二旋转构件，其在旋转时引导由所述定影出口引导构件在所述记录介质输送方向上引导的记录介质。

6. 发明申请

US20130004213A1 FIXING DEVICE WITH MECHANISM CAPABLE OF MINIMIZING DAMAGE TO TONER IMAGE AND RECORDING MEDIUM AND IMAGE FORMING APPARATUS INCORPORATING SAME 有权
标题翻译：具有能够最小化损坏图像和记录介质的机构的固定装置和与其成像的图像形成装置
公开(公告)号：US20130004213A1
公开(公告)日：2013-01-03
申请号：US13489931
申请日：2012-06-06
申请人： Yoshiharu TAKAHASHI
发明人： Yoshiharu TAKAHASHI
IPC分类号： G03G15/20
CPC分类号： G03G15/2085 , G03G15/2028 , G03G2215/0132
摘要： A fixing device includes at least one separator including a pawl separatably contacting a fixing rotary body to separate a recording medium discharged from a fixing nip formed between the fixing rotary body and a pressing rotary body from the fixing rotary body; at least one first rotary body rotatably supported by the at least one separator to contact and guide the recording medium separated by the pawl in a recording medium conveyance direction; at least one second rotary body disposed downstream from the first rotary body in the recording medium conveyance direction to contact and guide the recording medium guided by the first rotary body in the recording medium conveyance direction; and at least one brush mounted on an outer circumferential surface of at least one of the first rotary body and the second rotary body.
摘要翻译：定影装置包括至少一个分离器，其包括可分离地接触固定旋转体的棘爪，以从固定旋转体分离从形成在定影旋转体和加压旋转体之间的定影辊隙排出的记录介质; 至少一个第一旋转体，其由所述至少一个分离器可旋转地支撑，以在记录介质输送方向上接触并引导由所述棘爪分离的记录介质; 至少一个第二旋转体，其设置在所述第一旋转体的记录介质传送方向的下游，以在所述记录介质输送方向上接触并引导由所述第一旋转体引导的记录介质; 以及安装在所述第一旋转体和所述第二旋转体的至少一个的外周面上的至少一个刷。

7. 发明申请

US20140072357A1 FIXING DEVICE AND IMAGE FORMING APPARATUS WITH SAME 有权
标题翻译：固定装置和图像形成装置
公开(公告)号：US20140072357A1
公开(公告)日：2014-03-13
申请号：US14022295
申请日：2013-09-10
申请人： Yoshihiro FUKUHATA , Yoshiharu TAKAHASHI
发明人： Yoshihiro FUKUHATA , Yoshiharu TAKAHASHI
IPC分类号： G03G15/20
CPC分类号： G03G21/1685 , G03G15/2053 , G03G2215/2038
摘要： An image forming apparatus includes an image forming unit to form a toner image on a recording medium and a fixing device. The fixing device includes a fixing belt to fix a toner image onto a recording medium transported to a fixing nip, a pressing member pressed against the fixing belt to form the fixing nip therebetween, a heating roller accommodating a heater to heat the fixing belt. A holder is provided to hold the heater at one end of the heater. An inner diameter of the heating roller and an outer diameter of the holder are substantially the same, and the heating roller and the holder partially overlap with each other in an axial direction of the heating roller. The interior and the exterior of the heating roller are preferably insulated by the heating roller and the holder by a prescribed degree not to change air pressure in the heating roller.
摘要翻译：图像形成装置包括在记录介质上形成调色剂图像的图像形成单元和定影装置。定影装置包括定影带，用于将调色剂图像固定到传送到定影辊隙的记录介质上，按压构件压靠在定影带上以在其间形成定影辊隙，加热辊容纳加热器以加热定影带。提供保持器以将加热器保持在加热器的一端。加热辊的内径和保持器的外径基本相同，并且加热辊和保持器在加热辊的轴向上部分地重叠。加热辊的内部和外部优选地通过加热辊和保持器以规定的程度绝热，而不改变加热辊中的空气压力。

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