Fixing device and image forming apparatus
    1.
    发明授权
    Fixing device and image forming apparatus 有权
    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

    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。

    Paper transport device and image forming apparatus
    2.
    发明授权
    Paper transport device and image forming apparatus 有权
    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

    IPC分类号: B65H29/00

    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。

    Fixing device and image forming apparatus with heated fixing device exit rollers
    3.
    发明授权
    Fixing device and image forming apparatus with heated fixing device exit rollers 有权
    固定装置和具有加热固定装置出口辊的成像装置

    公开(公告)号:US09075378B2

    公开(公告)日:2015-07-07

    申请号:US13279623

    申请日:2011-10-24

    IPC分类号: G03G15/00 G03G15/20

    CPC分类号: G03G15/6573 G03G15/2028

    摘要: Provided is a fixing device that includes a first rotating member that rotates while pinching a sheet which holds an image on a first surface of the sheet and is transported, fixes the image to the sheet, and heats the image while coming into contact with the first surface. Further provided is a second rotating member that comes into contact with a second surface that is a back surface of the first surface, a third rotating member that guides the sheet by rotating while coming into contact with the first surface of the sheet fed from a gap between the first and second rotating members, and a support member that supports the first, second, and third rotating members with a space through which the heat of the first rotating member is transferred to the third rotating member interposed between the first and third rotating members.

    摘要翻译: 提供了一种定影装置,其包括第一旋转构件,所述第一旋转构件在夹持保持片材的第一表面上的图像并被输送的片材的同时旋转,并将图像定影到片材,并且在与第一图像接触的同时加热图像 表面。 进一步提供了与作为第一表面的后表面的第二表面接触的第二旋转构件,第三旋转构件,其通过旋转而引导片材与从间隙供给的片材的第一表面接触 第一旋转构件和第二旋转构件之间的第三旋转构件和第一旋转构件和第三旋转构件之间的第三旋转构件的第一旋转构件和第三旋转构件的支撑构件, 。

    Fixing device and image forming apparatus
    4.
    发明授权
    Fixing device and image forming apparatus 有权
    固定装置和成像装置

    公开(公告)号:US08824942B2

    公开(公告)日:2014-09-02

    申请号:US13559169

    申请日:2012-07-26

    IPC分类号: G03G15/20

    CPC分类号: G03G21/1647 G03G15/2053

    摘要: A fixing device includes a cylindrical rotating member rotating in a circumferential direction thereof and having a slot at an end thereof and a protruding section extending along an edge of the slot at a front side in a rotational direction of the rotating member, the rotating member receiving a rotational driving force via the slot; a pressing member pressing a recording medium bearing an unfixed toner image on a surface thereof by nipping the recording medium together with the rotating member so as to fix the toner image onto the surface; a heat source heating the recording medium; and a driving member having an engagement section engaged with the slot and in contact with the protruding section at a position separated from a peripheral wall of the cylinder by a certain distance, the driving member imparting the rotational driving force to the rotating member via the engagement section.

    摘要翻译: 一种定影装置,包括:圆周旋转构件,其圆周方向旋转并且在其端部具有狭槽;沿着所述狭槽的边缘在旋转构件的旋转方向的前侧延伸的突出部分,所述旋转构件接收 通过槽的旋转驱动力; 按压构件,通过将记录介质与旋转构件一起夹持来将表面上的未定影调色剂图像压在记录介质上,以将调色剂图像固定在表面上; 加热所述记录介质的热源; 以及驱动构件,其具有与所述狭槽接合并且在与所述气缸的周壁隔开一定距离的位置处与所述突出部接触的接合部,所述驱动构件通过所述接合将所述旋转驱动力赋予所述旋转构件 部分。

    Fixing device and image forming apparatus including a release member
    5.
    发明授权
    Fixing device and image forming apparatus including a release member 有权
    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

    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。

    FIXING DEVICE AND IMAGE FORMING APPARATUS
    6.
    发明申请
    FIXING DEVICE AND IMAGE FORMING APPARATUS 有权
    固定装置和图像形成装置

    公开(公告)号:US20130064585A1

    公开(公告)日:2013-03-14

    申请号:US13408669

    申请日:2012-02-29

    IPC分类号: G03G15/20

    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。

    Fixing device and image forming device
    7.
    发明授权
    Fixing device and image forming device 有权
    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

    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。

    FIXING DEVICE AND IMAGE FORMING DEVICE
    8.
    发明申请
    FIXING DEVICE AND IMAGE FORMING DEVICE 有权
    固定装置和图像形成装置

    公开(公告)号:US20110236069A1

    公开(公告)日:2011-09-29

    申请号:US12882799

    申请日:2010-09-15

    IPC分类号: G03G15/20

    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。

    IMAGE FORMING APPARATUS, FIXING-SECTION-HOLDING MECHANISM, AND FIXING DEVICE
    9.
    发明申请
    IMAGE FORMING APPARATUS, FIXING-SECTION-HOLDING MECHANISM, AND FIXING DEVICE 有权
    图像形成装置,固定机构和固定装置

    公开(公告)号:US20130259527A1

    公开(公告)日:2013-10-03

    申请号:US13594263

    申请日:2012-08-24

    IPC分类号: G03G15/20

    摘要: An image forming apparatus includes an apparatus body in which an image forming section that forms an image on a recording material and a drive mechanism that generates a rotational driving force are provided; a fixing section that transports the recording material while receiving the rotational driving force and fixes the image on the recording material, the fixing section being held by the apparatus body at two axial ends thereof; and a transmission mechanism that is provided at one of the two axial ends of the fixing section and is connected to the drive mechanism, the transmission mechanism transmitting the rotational driving force from the drive mechanism to the fixing section. When a pulling force is applied to a recording material that is present in the fixing section, the drive mechanism and the transmission mechanism are disconnected from each other.

    摘要翻译: 一种图像形成装置,包括:设置有在记录材料上形成图像的图像形成部和产生旋转驱动力的驱动机构的装置主体; 固定部,其在接受旋转驱动力的同时传送记录材料并将图像固定在记录材料上,固定部分由设备主体在其两个轴向端保持; 以及传动机构,其设置在所述固定部的两个轴向端部中的一个端部处并且连接到所述驱动机构,所述传动机构将所述旋转驱动力从所述驱动机构传递到所述固定部。 当对存在于固定部中的记录材料施加拉力时,驱动机构和传动机构彼此断开。

    Medium pressurizing device and image forming apparatus
    10.
    发明授权
    Medium pressurizing device and image forming apparatus 有权
    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

    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。