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11. 发明授权

US5546175A Image fixing device and method thereof 失效
标题翻译：图像定影装置及其方法
公开(公告)号：US5546175A
公开(公告)日：1996-08-13
申请号：US528012
申请日：1995-09-14
申请人： Yasuhiro Uehara , Yasuhiro Kusumoto , Yoshio Kanesawa , Toru Inoue
发明人： Yasuhiro Uehara , Yasuhiro Kusumoto , Yoshio Kanesawa , Toru Inoue
IPC分类号： G03G15/20
CPC分类号： G03G15/2064
摘要： The present invention provides an image fixing device for fixing toner on a transfer member comprises a heat roller which is a hollow cylindrical member rotatably supported at both end portions and having heating means inside thereof, pressure means press-contacted to the heat roller for pressing the transfer member passing between the heat roller and the pressure means against to a peripheral surface of the heat roller, and the pressure means is a pressure roller disposed approximately parallel to the heat roller and supported rotatably, at least one of the heat roller and the pressure roller has a layer of elastic material on its peripheral surface, and a value A/B is set to be within a range from 0.7 to 0.8 wherein A represents a nip width at an approximate central portion of an area between the heat roller and the pressure roller where the transfer member passes through and B represents a nip width at end portions of the area.
摘要翻译：本发明提供了一种用于将调色剂定影在转印部件上的图像定影装置，包括：加热辊，该加热辊是在两端部可旋转地支撑并且在其内部具有加热装置的中空圆柱形部件，压力装置与加热辊压接，传递构件在加热辊和加压装置之间穿过加热辊的外周表面，并且压力装置是设置成大致平行于加热辊并且可旋转地支撑的加压辊，加热辊和压力中的至少一个辊在其外周表面上具有一层弹性材料，并且值A / B设定在0.7至0.8的范围内，其中A表示加热辊与压力之间的区域的大致中心部分处的压区宽度转印部件通过的辊，B表示该区域的端部处的辊隙宽度。

12. 发明授权

US5485259A Fusing device 失效
标题翻译：定影装置
公开(公告)号：US5485259A
公开(公告)日：1996-01-16
申请号：US276329
申请日：1994-07-18
申请人： Yasuhiro Uehara , Yasuhiro Kusumoto
发明人： Yasuhiro Uehara , Yasuhiro Kusumoto
IPC分类号： G03G15/20 , H05B3/00
CPC分类号： G03G15/2025 , G03G15/206 , G03G2215/2093 , G03G2215/2096
摘要： A fusing device for fusing a toner image by passing a recording sheet carrying an unfused toner image by means of the torque of a heating roll through a nip portion between the rotating heating roll and a heat-resistant solid elastic member which is forced to contact the outer peripheral surface of the heating roll to form the nip portion. In the fusing device, the heat-resistant solid elastic member includes an elastic body penetrated with a liquid release agent, and a lease-agent penetration control film whose region which is used for covering the surface of the elastic body and corresponds to at least the nip portion is formed of a porous film.
摘要翻译：一种定影装置，其通过使加热辊的扭矩通过旋转加热辊与被强制接触的旋转加热辊与耐热固体弹性部件之间的压合部分的夹持部分通过携带未熔融的调色剂图像的记录片材来定影调色剂图像，加热辊的外周表面以形成夹持部。在定影装置中，耐热性固体弹性构件包括穿透了脱液剂的弹性体和用于覆盖弹性体表面的区域，并且至少与压区部分由多孔膜形成。

13. 发明授权

US08306467B2 Heating device and image forming apparatus 有权
标题翻译：加热装置和图像形成装置
公开(公告)号：US08306467B2
公开(公告)日：2012-11-06
申请号：US12835342
申请日：2010-07-13
申请人： Motofumi Baba , Yasuhiro Uehara
发明人： Motofumi Baba , Yasuhiro Uehara
IPC分类号： G03G15/01
CPC分类号： G03G15/2032 , G03G2215/2025
摘要： A heating device includes: a heating member including a heat generation layer that generates heat by electromagnetic induction, and heating a recording medium by electromagnetic induction heating of the heat generation layer; and a pressure member configured to be movable in a direction approaching or away from the heating member, and forming a nip portion with the heating member therebetween, through which the recording medium passes, the pressure member being configured to include: a nip forming portion that forms the nip portion with the heating member therebetween in a state where the pressure member is set at a position in contact with the heating member while pressing; and a driving force transmission portion that is in contact with the heating member in a state where the nip forming portion is set at a position separated from the heating member and transmits a rotational driving force to the heating member.
摘要翻译：加热装置包括：加热构件，其包括通过电磁感应产生热的发热层，以及通过所述发热层的电磁感应加热来加热记录介质; 以及压力构件，其构造成能够在接近或远离所述加热构件的方向上移动;以及与所述加热构件在其间形成夹持部，所述记录介质通过所述压合构件，所述压力构件构造成包括：压区形成部，在加压部件被压在与加热部件接触的位置的状态下与加热部件形成夹持部，以及驱动力传递部，其在所述夹持形成部设置在与所述加热构件分离的位置并将旋转驱动力传递到所述加热构件的状态下与所述加热构件接触。

14. 发明授权

US08019266B2 Fixing device and image forming device 有权
标题翻译：固定装置和成像装置
公开(公告)号：US08019266B2
公开(公告)日：2011-09-13
申请号：US11943750
申请日：2007-11-21
申请人： Motofumi Baba , Yasuhiro Uehara
发明人： Motofumi Baba , Yasuhiro Uehara
IPC分类号： G03G15/20
CPC分类号： G03G15/2039 , G03G2215/2016
摘要： The invention provides a fixing device having at least: a first rotary body, having a heat generating layer from which heat is generated by action of a magnetic field: a second rotary body contacting the first rotary body; a magnetic field generating unit arranged to have a predetermined separation from the inner circumferential face of the first rotary body or to have a predetermined separation from the outer circumferential face of the first rotary body; and a heat generation controlling member arranged facing the magnetic field generating unit, with the first rotary body being between the heat generation controlling member and the magnetic field generating unit, the heat generation controlling member having at least a temperature-sensitive magnetic material having a Curie temperature and controlling generation of heat of the heat generating layer. The invention further provides an image forming device having at least the mixing device.
摘要翻译：本发明提供一种至少具有：第一旋转体的固定装置，具有通过磁场作用产生热量的发热层：与第一旋转体接触的第二旋转体; 磁场产生单元，其布置成与所述第一旋转体的内周面具有预定的间隔，或者与所述第一旋转体的外周面具有预定的间隔; 以及与所述磁场产生单元相对配置的发热控制构件，所述第一旋转体位于所述发热控制构件和所述磁场产生单元之间，所述发热控制构件至少具有居里的温度敏感磁性材料温度和控制发热层的热量产生。本发明还提供一种至少具有混合装置的图像形成装置。

15. 发明授权

US07860414B2 Heating apparatus and fixing apparatus 有权
标题翻译：加热装置和定影装置
公开(公告)号：US07860414B2
公开(公告)日：2010-12-28
申请号：US11391338
申请日：2006-03-29
申请人： Kazuyoshi Itoh , Yasuhiro Uehara
发明人： Kazuyoshi Itoh , Yasuhiro Uehara
IPC分类号： G03G15/20
CPC分类号： G03G15/2039 , G03G15/80
摘要： A heating apparatus includes: an exciting coil provided in close vicinity of a heated body having a conductive layer; a capacitor connected serially or in parallel with the exciting coil; a switching element that generates a high frequency current by turning on/off a direct current and that supplies the high frequency current to the exciting coil and the capacitor; a specifying unit that specifies an electric value to be supplied to the exciting coil; an output unit that outputs, to the switching element, a driving signal to turn on the switching element for a period determined in correspondence with the specified electric value; a voltage detection unit that detects a flyback voltage value generated in a resonance circuit including the exciting coil and the capacitor; and an abnormality detection unit that detects an abnormality in the heated body based on the detected flyback voltage value.
摘要翻译：一种加热装置，包括：设置在具有导电层的被加热体附近的励磁线圈; 与励磁线圈串联或并联连接的电容器; 开关元件，其通过接通/断开直流电而产生高频电流，并将高频电流提供给励磁线圈和电容器; 指定单元，其指定要提供给所述励磁线圈的电值; 输出单元，向所述开关元件输出驱动信号，以将所述开关元件接通一定时间，所述周期与所述指定电值相对应; 电压检测单元，其检测在包括所述励磁线圈和所述电容器的谐振电路中产生的回扫电压值; 以及异常检测单元，其基于检测到的反激电压值来检测加热体的异常。

16. 发明授权

US07764915B2 Elastic roll and fixing device 有权
标题翻译：弹性卷和定影装置
公开(公告)号：US07764915B2
公开(公告)日：2010-07-27
申请号：US11542469
申请日：2006-10-04
申请人： Yasuhiro Uehara , Junpei Amano , Chikara Ando , Ryuji Katsuno , Jun Kimura
发明人： Yasuhiro Uehara , Junpei Amano , Chikara Ando , Ryuji Katsuno , Jun Kimura
IPC分类号： G03G15/20 , B21B27/06 , H05B3/02 , H05B1/00 , H05B3/00 , H05B11/00
CPC分类号： G03G15/206 , G03G2215/0119
摘要： An elastic roll is used in a fixing device of an image forming apparatus. The elastic roll includes an elastic layer and a covering layer disposed on an outside of the elastic layer. The covering layer is made of a heat-resistant resin or a metal, which has higher rigidity than a material of the elastic layer.
摘要翻译：在图像形成装置的定影装置中使用弹性卷。弹性辊包括弹性层和设置在弹性层外侧的覆盖层。覆盖层由耐热树脂或金属制成，其具有比弹性层的材料更高的刚性。

17. 发明申请

US20080240808A1 Fixing device and image forming apparatus 失效
标题翻译：固定装置和成像装置
公开(公告)号：US20080240808A1
公开(公告)日：2008-10-02
申请号：US11889841
申请日：2007-08-16
申请人： Motofumi Baba , Yasuhiro Uehara
发明人： Motofumi Baba , Yasuhiro Uehara
IPC分类号： G03G15/20
CPC分类号： G03G15/2064 , G03G2215/2035
摘要： A fixing device includes: a magnetic field generating component that generates a magnetic field; a fixing member including a heat generating layer that is electromagnetically induced by the magnetic field to generate heat; a support disposed at an inner side of the fixing member; a pressure rotating body that applies pressure to the fixing member in the direction of the support; and a pair of magnetic circuit forming members that are disposed with the fixing member and the magnetic field generating component being placed therebetween and can be used while having either elastic deformation or plastic deformation applied thereto.
摘要翻译：定影装置包括：产生磁场的磁场产生部件; 固定构件，其包括由所述磁场电磁感应以产生热量的发热层; 设置在所述固定构件的内侧的支撑件; 压力旋转体，其在所述支撑体的方向上对所述固定构件施加压力; 以及一对磁路形成部件，其与固定部件和磁场产生部件一起设置，并且可以在施加弹性变形或塑性变形的同时使用。

18. 发明申请

US20070172272A1 Fixing device, image forming apparatus and method for controlling fixing device 有权
标题翻译：固定装置，图像形成装置以及用于控制定影装置的方法
公开(公告)号：US20070172272A1
公开(公告)日：2007-07-26
申请号：US11527575
申请日：2006-09-27
申请人： Toshiyuki Miyata , Yasuhiro Uehara , Yasushi Kawahata , Daisuke Yoshino , Chikara Ando , Junpei Amano
发明人： Toshiyuki Miyata , Yasuhiro Uehara , Yasushi Kawahata , Daisuke Yoshino , Chikara Ando , Junpei Amano
IPC分类号： G03G15/20
CPC分类号： G03G15/2064 , G03G2215/00143 , G03G2215/00156 , G03G2215/2016 , G03G2215/2032
摘要： A fixing device fixes a toner image carried on a recording medium. The fixing device includes a rotatable fixing roll member, a fixing belt member and a walk adjustment mechanism. The fixing belt member is wound on the fixing roll member so as to be rotatable. The walk adjustment mechanism changes a walk width of the fixing belt member in accordance with a width of the recording medium.
摘要翻译：定影装置固定承载在记录介质上的调色剂图像。定影装置包括可旋转定影辊构件，定影带构件和行走调节机构。定影带构件被卷绕在定影辊构件上以便可旋转。行走调节机构根据记录介质的宽度改变定影带构件的行走宽度。

19. 发明申请

US20070048042A1 Fixing unit and image forming apparatus 有权
标题翻译：定影单元和成像设备
公开(公告)号：US20070048042A1
公开(公告)日：2007-03-01
申请号：US11398660
申请日：2006-04-06
申请人： Yasuhiro Uehara , Yasushi Kawahata , Daisuke Yoshino , Chikara Ando , Motofumi Baba , Yuka Nakayama , Toshiyuki Miyata
发明人： Yasuhiro Uehara , Yasushi Kawahata , Daisuke Yoshino , Chikara Ando , Motofumi Baba , Yuka Nakayama , Toshiyuki Miyata
IPC分类号： G03G15/20
CPC分类号： G03G15/2028 , G03G2215/2016 , G03G2215/2022 , G03G2215/2032
摘要： A fixing unit for fixing a toner image on a recording material includes: a rotatable fixing roll; a fixing belt stretched on the fixing roll; at least one tension roll stretching the fixing belt with the fixing roll; a pressurization member disposed to give a pressure to the fixing roll; and a stripping member disposed to press the outer surface of the fixing belt onto the pressurization member in a vicinity of a downstream side of a first contact portion between the fixing roll and the pressurization member.
摘要翻译：用于将调色剂图像定影在记录材料上的定影单元包括：可旋转定影辊; 在定影辊上拉伸的定影带; 至少一个拉伸辊用定影辊拉伸定影带; 设置成对所述定影辊施加压力的加压构件; 以及剥离构件，其设置成在定影辊和加压构件之间的第一接触部分的下游侧将定影带的外表面按压到加压构件上。

20. 发明申请

US20060198670A1 Fixing unit and image forming apparatus 有权
标题翻译：定影单元和成像设备
公开(公告)号：US20060198670A1
公开(公告)日：2006-09-07
申请号：US11219808
申请日：2005-09-07
申请人： Motofumi Baba , Yasuhiro Uehara
发明人： Motofumi Baba , Yasuhiro Uehara
IPC分类号： G03G15/20
CPC分类号： G03G15/2053 , G03G15/206 , G03G2215/2009 , G03G2215/2016 , G03G2215/2022 , G03G2215/2032 , G03G2215/2064
摘要： A fixing unit includes a belt module that has a belt member stretched around a rotary roll and a stretching roll, the belt module transporting a recording medium, and a pressing member that is disposed to press the belt module and forming a nip portion between the belt module and the pressing member. The belt module is provided with a peeling member disposed downstream and spaced from the nip portion in a transporting direction of the recording medium, the peeling member supporting the belt member from inside thereof and bending a traveling direction of the belt member.
摘要翻译：定影单元包括带组件，带组件围绕旋转辊和拉伸辊拉伸，传送记录介质的带组件和压紧构件，该按压构件设置成按压带组件并在带之间形成辊隙部分模块和按压构件。带组件设置有沿着记录介质的输送方向设置在下游并与夹持部分间隔开的剥离部件，剥离部件从其内部支撑带部件并弯曲带部件的行进方向。

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