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1. 发明授权

US08447219B2 Fixing device and image forming apparatus 有权
标题翻译：固定装置和成像装置
公开(公告)号：US08447219B2
公开(公告)日：2013-05-21
申请号：US12904439
申请日：2010-10-14
申请人： Hiroko Furukata , Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh
发明人： Hiroko Furukata , Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh
IPC分类号： G03G15/20
CPC分类号： G03G15/2064 , G03G2215/2035
摘要： A fixing device has a regulating mechanism for maintaining a contact portion of a pressing member in a state in which the contact portion does not contact with a fixing roll through a fixing belt from a second area to a first area or a state in which a pressure is reduced so that the contact portion contacts with the fixing roll when switching from a state in which the contact portion is placed in the second area to a state in which the contact portion is placed in the first area is carried out by a switching mechanism, and making a transition for the contact portion of the pressing member into a contact state at a predetermined pressure when the first area is reached.
摘要翻译：定影装置具有调节机构，该调节机构用于保持接触部分不与定影辊通过定影带从第二区域到第一区域接触的状态下的按压部件的接触部分，或者压力减小，使得当从接触部分放置在第二区域的状态切换到通过切换机构执行接触部分放置在第一区域中的状态时，接触部分与定影辊接触，以及当达到所述第一区域时，使所述按压构件的接触部分转变为处于预定压力的接触状态。

2. 发明授权

US08543045B2 Fixing device and image forming apparatus 有权
标题翻译：固定装置和成像装置
公开(公告)号：US08543045B2
公开(公告)日：2013-09-24
申请号：US12961247
申请日：2010-12-06
申请人： Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh , Hiroko Furukata
发明人： Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh , Hiroko Furukata
IPC分类号： G03G15/20
CPC分类号： G03G15/2032 , G03G15/206
摘要： A fixing device includes a rotatable fixing roller, an endless fixing belt, a pressing unit having first and second pressing members that press a surface of the fixing belt against the fixing roller, a fixed support member that supports the fixing roller rotatably, a movable support member that supports the first pressing member in a fixed state and supports the second pressing member such as to be movable closer to and away from the fixing roller, a first pressure spring that presses the movable support member closer to the fixing roller, a second pressure spring that presses the second pressing member closer to the fixing roller, and a switch mechanism that switches between a first state in which the first and second pressing members are pressed against the fixing roller and a second state in which only the second pressing member is pressed against the fixing roller.
摘要翻译：定影装置包括可旋转定影辊，环形定影带，具有将定影带的表面压靠在定影辊上的第一和第二按压部件的按压单元，可旋转地支撑定影辊的固定支撑构件，可移动支撑件构件，其以固定状态支撑所述第一按压构件，并且支撑所述第二按压构件，使得能够靠近所述定影辊移动;第一压力弹簧，其将所述可动支撑构件压靠在所述定影辊上;第二压力将第二按压部件按压到定影辊的弹簧，以及在第一和第二按压部件被压靠在定影辊上的第一状态和仅第二按压部件被按压的第二状态之间切换的开关机构抵靠定影辊。

3. 发明授权

US08417167B2 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：US08417167B2
公开(公告)日：2013-04-09
申请号：US12882799
申请日：2010-09-15
申请人： Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh , Hiroko Furukata
发明人： Kiichirou Arikawa , Shigeru Watanabe , Yasutaka Gotoh , Hiroko Furukata
IPC分类号： G03G15/20
CPC分类号： G03G15/2028 , G03G2215/00734
摘要： A fixing device includes: a fixing rotating member; a pressing rotating member pressed to the fixing surface of the fixing rotating member; a displacing mechanism that can displace the pressing rotating member at least at a first setting position that the pressing rotating member pressed to the fixing surface is located in a first position relative to the fixing rotating member and at a second setting position the pressing rotating member pressed to the fixing surface is in a second position shifted from the first position in the downstream or upstream side of a passing direction of the recording medium at the fixing process part; a guide member having a guide part that guides the recording medium to an introducing portion of the fixing process part; an adjusting mechanism that can adjust the position of the guide member in accordance with the displacement of the pressing rotating member to the first setting position or the second setting position.
摘要翻译：固定装置包括：固定旋转构件; 按压到所述固定旋转构件的固定表面的按压旋转构件; 移动机构，其能够至少在按压所述固定面的按压旋转构件位于相对于所述固定旋转构件的第一位置的第一设定位置移动所述按压旋转构件，并且在第二设定位置，所述按压旋转构件被按压固定表面处于在定影处理部分处从记录介质的通过方向的下游或上游侧的第一位置移位的第二位置; 引导构件，具有将记录介质引导到定影处理部的引导部的引导部; 调节机构，其可以根据按压旋转构件相对于第一设定位置或第二设定位置的位移来调整引导构件的位置。

4. 发明申请

US20090226227A1 FIXING DEVICE AND IMAGE FORMING DEVICE 有权
标题翻译：固定装置和图像形成装置
公开(公告)号：US20090226227A1
公开(公告)日：2009-09-10
申请号：US12400242
申请日：2009-03-09
申请人： Hiroko Furukata , Shigeru Watanabe , Kiichirou Arikawa , Yasutaka Gotoh
发明人： Hiroko Furukata , Shigeru Watanabe , Kiichirou Arikawa , Yasutaka Gotoh
IPC分类号： G03G15/20
CPC分类号： G03G15/206
摘要： A fixing device includes a heating rotating body that is heated by a heater and rotates, a pressurizing rotating body that is in contact with a surface portion of the heating rotating body and rotates, and that forms a fixing portion, a pressing mechanism that presses the pressurizing rotating body against the heating rotating body and that uses a plurality of springs disposed on both end portions of the pressurizing rotating body in a direction of the second rotation shaft, and a switching mechanism that switches between a first pressing state in which first combination of springs selected from among the plurality of springs are maintained and a second pressing state in which second combination of springs selected from among the plurality of springs except the first combination of the springs are maintained.
摘要翻译：定影装置包括：被加热器加热旋转的加热旋转体，与加热旋转体的表面部分接触并旋转的加压旋转体，形成固定部;按压机构，对所述加热旋转体加压旋转体，并且使所述多个弹簧设置在所述加压旋转体的所述第二旋转轴的方向的两端部;以及切换机构，其在第一加压状态之间切换，保持从多个弹簧中选择的弹簧，并且保持从弹簧的第一组合之外的多个弹簧中选择的弹簧的第二组合的第二按压状态。

5. 发明申请

US20090226211A1 FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME 有权
标题翻译：固定装置和图像形成装置，包括它们
公开(公告)号：US20090226211A1
公开(公告)日：2009-09-10
申请号：US12243282
申请日：2008-10-01
申请人： Yasutaka Gotoh , Kiichirou Arikawa , Shigeru Watanabe , Hiroko Furukata
发明人： Yasutaka Gotoh , Kiichirou Arikawa , Shigeru Watanabe , Hiroko Furukata
IPC分类号： G03G15/20
CPC分类号： G03G15/2032 , G03G2215/20
摘要： A fixing device including a heating member, a pressing member that presses the heating member, a switching unit that switches a press contact force of the pressing member and a container body that accommodates the heating member, the pressing member, and the switching unit, wherein the switching unit, includes a drive member that moves the pressing member in a predetermined direction and an auxiliary drive member that is connected to the drive member and relatively moves with the drive member, and the auxiliary drive member, in a case where the container body is placed in an image forming apparatus including a lid, switches between a operative association state and a nonoperative association state, and the auxiliary drive member including a returning section that returns a tip of the auxiliary drive member to a position crossing a movement trajectory of the lid in the nonoperative association state.
摘要翻译：一种定影装置，包括加热构件，按压加热构件的按压构件，切换按压构件的按压接触力的切换单元和容纳加热构件的容器本体，按压构件和切换单元，切换单元包括沿预定方向移动按压构件的驱动构件和连接到驱动构件并与驱动构件相互移动的辅助驱动构件和辅助驱动构件，在容器主体放置在包括盖的图像形成装置中，在操作关联状态和非操作关联状态之间切换，并且辅助驱动构件包括返回部分，该返回部分将辅助驱动部件的尖端返回到与所述辅助驱动部件的移动轨迹相交的位置盖在不合作关联状态。

6. 发明授权

US08107856B2 Fixing device and image forming apparatus including the same 有权
标题翻译：固定装置及包括该固定装置的图像形成装置
公开(公告)号：US08107856B2
公开(公告)日：2012-01-31
申请号：US12243282
申请日：2008-10-01
申请人： Yasutaka Gotoh , Kiichirou Arikawa , Shigeru Watanabe , Hiroko Furukata
发明人： Yasutaka Gotoh , Kiichirou Arikawa , Shigeru Watanabe , Hiroko Furukata
IPC分类号： G03G15/16 , G03G21/00
CPC分类号： G03G15/2032 , G03G2215/20
摘要： A fixing device including a heating member, a pressing member that presses the heating member, a switching unit that switches a press contact force of the pressing member and a container body that accommodates the heating member, the pressing member, and the switching unit, wherein the switching unit, includes a drive member that moves the pressing member in a predetermined direction and an auxiliary drive member that is connected to the drive member and relatively moves with the drive member, and the auxiliary drive member, in a case where the container body is placed in an image forming apparatus including a lid, switches between a operative association state and a nonoperative association state, and the auxiliary drive member including a returning section that returns a tip of the auxiliary drive member to a position crossing a movement trajectory of the lid in the nonoperative association state.
摘要翻译：一种定影装置，包括加热构件，按压加热构件的按压构件，切换按压构件的按压接触力的切换单元和容纳加热构件的容器主体，按压构件和切换单元，切换单元包括沿预定方向移动按压构件的驱动构件和连接到驱动构件并与驱动构件相互移动的辅助驱动构件和辅助驱动构件，在容器主体放置在包括盖的图像形成装置中，在操作关联状态和非操作关联状态之间切换，并且辅助驱动构件包括返回部分，该返回部分将辅助驱动部件的尖端返回到与所述辅助驱动部件的移动轨迹相交的位置盖在不合作关联状态。

7. 发明授权

US08086119B2 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：US08086119B2
公开(公告)日：2011-12-27
申请号：US12400242
申请日：2009-03-09
申请人： Hiroko Furukata , Shigeru Watanabe , Kiichirou Arikawa , Yasutaka Gotoh
发明人： Hiroko Furukata , Shigeru Watanabe , Kiichirou Arikawa , Yasutaka Gotoh
IPC分类号： G03G15/20
CPC分类号： G03G15/206
摘要： A fixing device includes a heating rotating body that is heated by a heater and rotates, a pressurizing rotating body that is in contact with a surface portion of the heating rotating body and rotates, and that forms a fixing portion, a pressing mechanism that presses the pressurizing rotating body against the heating rotating body and that uses a plurality of springs disposed on both end portions of the pressurizing rotating body in a direction of the second rotation shaft, and a switching mechanism that switches between a first pressing state in which first combination of springs selected from among the plurality of springs are maintained and a second pressing state in which second combination of springs selected from among the plurality of springs except the first combination of the springs are maintained.
摘要翻译：定影装置包括：被加热器加热旋转的加热旋转体，与加热旋转体的表面部分接触并旋转的加压旋转体，形成固定部;按压机构，对所述加热旋转体加压旋转体，并且使所述多个弹簧设置在所述加压旋转体的所述第二旋转轴的方向的两端部;以及切换机构，其在第一加压状态之间切换，保持从多个弹簧中选择的弹簧，并且保持从弹簧的第一组合之外的多个弹簧中选择的弹簧的第二组合的第二按压状态。

8. 发明授权

US08824927B2 Fixing device and image forming apparatus including a release member 有权
标题翻译：固定装置和包括释放构件的图像形成装置
公开(公告)号：US08824927B2
公开(公告)日：2014-09-02
申请号：US13408669
申请日：2012-02-29
申请人： Shigeru Watanabe , Masami Ishida , Kiichirou Arikawa , Yoshiro Konishi , Hiroko Furukata
发明人： Shigeru Watanabe , Masami Ishida , Kiichirou Arikawa , Yoshiro Konishi , Hiroko Furukata
IPC分类号： G03G15/16
CPC分类号： G03G15/2032 , G03G2215/0132
摘要： A fixing device includes a heating rotating body that heats a developer image formed on a recording medium, a pressurizing rotating body that pressurizes the recording medium by nipping the recording medium between the pressurizing rotating body and the heating rotating body, a pair of support plates that rotatably support both ends of one of the pressurizing rotating body and the heating rotating body, and a release member including an attachment portion attached to the support plates to hold the support plates from both sides in a thickness direction, and an operating portion. When an external force in a predetermined direction acts on the operating portion, the release member releases pressing of the one of the pressurizing rotating body and the heating rotating body against the other by moving the support plates in a direction away from the other.
摘要翻译：定影装置包括：加热旋转体，其加热形成在记录介质上的显影剂图像;加压旋转体，其通过将记录介质夹在加压旋转体与加热旋转体之间而使记录介质加压，一对支撑板，可旋转地支撑加压旋转体和加热旋转体中的一个的两端，以及释放构件，其包括附接到支撑板的附着部分，以在厚度方向上从两侧夹持支撑板以及操作部。当预定方向上的外力作用在操作部分上时，释放构件通过沿着远离另一方向移动支撑板而使加压旋转体和加热旋转体中的一个按压彼此。

9. 发明授权

US08439357B2 Paper transport device and image forming apparatus 有权
标题翻译：纸张传送装置和图像形成装置
公开(公告)号：US08439357B2
公开(公告)日：2013-05-14
申请号：US13274666
申请日：2011-10-17
申请人： Kiichirou Arikawa , Masami Ishida , Shigeru Watanabe , Yoshiro Konishi
发明人： Kiichirou Arikawa , Masami Ishida , Shigeru Watanabe , Yoshiro Konishi
IPC分类号： B65H29/00
CPC分类号： G03G15/234 , B65H85/00 , B65H2301/33312 , B65H2511/20 , B65H2511/212 , B65H2511/528 , B65H2553/612 , G03G2215/00628 , B65H2220/01 , B65H2220/11 , B65H2220/03
摘要： A paper transport device includes a transport section that transports paper on a first transport path, and reverses a transport direction to transport the paper onto a second transport path, and a detecting section that detects that the paper has arrived at the reversal position, wherein the detecting section includes a first member that is arranged on the first transport path, and changes posture thereof among a first posture, a second posture, and a third posture, a second member that changes posture thereof between a fourth posture and a fifth posture, a detector that detects whether the second member is in the fourth posture or in the fifth posture, and a joint member that couples the first member and the second member together, allows the second member to be in the fourth posture, rotates the second member to the fifth posture, and keeps the second member in the fourth posture.
摘要翻译：纸张传送装置包括：传送部，其在第一传送路径上传送纸张，并且反转传送方向以将纸张传送到第二传送路径;以及检测部件，其检测纸张到达反转位置，其中，检测部分包括布置在第一传送路径上并且改变第一姿态，第二姿态和第三姿势的姿势的第一构件，改变第四姿态和第五姿势之间的姿势的第二构件，检测器，其检测第二构件是否处于第四姿态或第五姿势，以及将第一构件和第二构件联接在一起的接合构件允许第二构件处于第四姿态，将第二构件旋转到并且将第二构件保持在第四姿态。

10. 发明授权

US08360426B2 Medium pressurizing device and image forming apparatus 有权
标题翻译：中等加压装置和成像装置
公开(公告)号：US08360426B2
公开(公告)日：2013-01-29
申请号：US13109465
申请日：2011-05-17
申请人： Kiichirou Arikawa , Shigeru Watanabe , Yoshiro Konishi , Yusuke Sato
发明人： Kiichirou Arikawa , Shigeru Watanabe , Yoshiro Konishi , Yusuke Sato
IPC分类号： B65H5/02
CPC分类号： G03G15/2064
摘要： A medium pressurizing device includes: two rotating bodies that rotate and allow a recording medium held in a contact part to pass; a pressurizing member that applies, to one of the rotating bodies, a pressure of pressing the one toward the other; a drive roll disposed downstream from the contact part in a conveyance direction, and rotating thereby transmitting a conveyance driving force to the recording medium; and a following roll contacting the drive roll, and rotating by following rotation of the drive roll, thereby conveying the recording medium held therebetween. The device further includes: an axis member rotating by receiving a driving force; and a cam member fixed to the axis member, acting on the pressurizing member, and following rotation of the axis member, thereby changing the pressure. The following roll has a hollow, and the axis member is disposed to pass through a space in the hollow.
摘要翻译：中等加压装置包括：旋转并允许保持在接触部分中的记录介质通过的两个旋转体; 向所述旋转体中的一个施加朝向另一方的压力的加压部件; 驱动辊，其沿输送方向设置在所述接触部的下游，并且由此将所述输送驱动力传递到所述记录介质; 并且随后的辊与驱动辊接触，并且通过跟随驱动辊的旋转而旋转，从而输送保持在其间的记录介质。该装置还包括：通过接受驱动力而旋转的轴构件; 以及固定在所述轴构件上作用在所述加压构件上并随着所述轴构件旋转的凸轮构件，从而改变所述压力。后续的辊具有中空部，轴构件设置成穿过中空部的空间。

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