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    • 5. 发明申请
    • IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
    • 图像形成装置和图像形成方法
    • US20110142474A1
    • 2011-06-16
    • US12967265
    • 2010-12-14
    • Yasunari MiyazakiYukio FutamataNorikazu OchiaiYoshiaki OkanoSetsuo Takada
    • Yasunari MiyazakiYukio FutamataNorikazu OchiaiYoshiaki OkanoSetsuo Takada
    • G03G15/20
    • G03G15/2039G03G2215/2009G03G2215/2083
    • According to one embodiment, an image forming apparatus includes an image forming unit configured to form a toner image on a first surface of a medium, a fixing unit configured to have a heating member which heats the first surface of the medium, and a pressurizing member which is pressed in contact with the heating member via the medium to heat a second surface of the medium, and a supply unit configured to supply a used medium to the image forming unit, a control unit configured to, when the used medium is supplied from the supply unit, control a fixing setting temperature of the pressurizing member to a temperature equal to or lower than a temperature for fixing on the unused medium, and control a fixing temperature of the heating member to a temperature equal to or higher than a temperature for fixing on the unused medium.
    • 根据一个实施例,图像形成装置包括:图像形成单元,被配置为在介质的第一表面上形成调色剂图像;定影单元,被配置为具有加热介质的第一表面的加热构件;以及加压构件 经由所述介质与所述加热构件接触地加压所述介质的第二表面,以及供给单元,被配置为向所述图像形成单元供应所使用的介质;控制单元,被配置为当从所述介质供给所述使用介质时, 供给单元将加压构件的固定设定温度控制在等于或低于用于固定在未使用介质上的温度的温度,并且将加热构件的定影温度控制在等于或高于 固定在未使用的介质上。
    • 7. 发明授权
    • Fixing device provided with pressure belt
    • 装有压力带的固定装置
    • US08693937B2
    • 2014-04-08
    • US13491967
    • 2012-06-08
    • Yukio FutamataHiroshi Katakura
    • Yukio FutamataHiroshi Katakura
    • G03G15/20
    • G03G15/206
    • A fixing device includes a fixing roller including a heat generating part, an endless belt facing the fixing roller, a first supporter which supports the belt to cause the belt to face the fixing roller at a first position, a second supporter which supports the belt at a downstream side in the rotation direction of the belt to cause the belt to face the fixing roller at a second position, and a pressure applying member having a center position, configured to urge the belt toward the fixing roller to form a nip between the fixing roller and the belt, wherein a first distance between the center position and the first position is longer than a second distance between the center position and the second position.
    • 定影装置包括定影辊,该定影辊包括发热部分,面向定影辊的环形带,第一支撑件,其支撑带以使带在第一位置处面对定影辊;第二支撑件,其将带支撑在 在带的旋转方向上的下游侧,以使带在第二位置处面对定影辊;以及压力施加构件,其具有中心位置,构造成将带朝向定影辊推动以在固定 辊和所述带,其中所述中心位置和所述第一位置之间的第一距离比所述中心位置和所述第二位置之间的第二距离长。
    • 8. 发明申请
    • IMAGE FORMING DEVICE AND IMAGE FORMING METHOD
    • 图像形成装置和图像形成方法
    • US20130064558A1
    • 2013-03-14
    • US13599083
    • 2012-08-30
    • Yukio Futamata
    • Yukio Futamata
    • G03G15/00
    • G03G15/205G03G2215/00805
    • An image forming device includes: a decolorable first developer decolorized by being heated to a certain decolorizing temperature or higher and fixed by being heated to a first fixing temperature lower than the decolorizing temperature; a non-decolorable second developer being fixed at a second fixing temperature higher than the certain decolorizing temperature; a conveying unit to determine a sheet printed by trial printing as a sheet for final printing, the sheet being provided with a first developer image, the conveying unit feeding the sheet for final printing toward a transferring unit to transfer a second developer image on the first developer image on the sheet for final printing; and a controller having a trial printing mode in which the first and second developer images are heated and pressed simultaneously at the second fixing temperature on the sheet for final printing.
    • 图像形成装置包括:通过被加热到一定的脱色温度以上而脱色的脱色第一显影剂,通过加热到低于脱色温度的第一定影温度而固定; 固定在高于特定脱色温度的第二定影温度下的不可解除的第二显影剂; 传送单元,用于确定通过试打印印刷的纸张作为最终印刷的纸张,所述纸张设置有第一显影剂图像,所述输送单元将用于最终印刷的纸张馈送到转印单元,以将第一显影剂图像转印到第一显影剂图像上 开发者图像在纸张上进行最终打印; 以及具有试用打印模式的控制器,其中第一和第二显影剂图像在第二定影温度下被同时加热和压制在用于最终印刷的纸张上。
    • 10. 发明申请
    • IMAGE FORMING APPARATUS, CONTROL METHOD, AND RECORDING MEDIUM
    • 图像形成装置,控制方法和记录介质
    • US20110311257A1
    • 2011-12-22
    • US13164095
    • 2011-06-20
    • Taizo NozawaYukio FutamataNoboru FuruyamaSatoshi ItayaHiroshi KatakuraSetsuo Takada
    • Taizo NozawaYukio FutamataNoboru FuruyamaSatoshi ItayaHiroshi KatakuraSetsuo Takada
    • G03G15/20
    • G03G15/2078G03G15/2039
    • An embodiment provides an image forming apparatus including: a job acquiring unit that acquires an image forming job that gives instructions for performing forming of an image; an image forming process control unit that controls performance of the image forming job that the job acquiring unit acquires; a temperature information acquiring unit that acquires information showing temperature of the heating rotary body; a determining unit that determines whether the temperature of the heating rotary body which is acquired by the temperature information acquiring unit is equal to or higher than a predetermined stand-by temperature set as a temperature in a stand-by state that stands by to perform the image forming process, when the image forming process is completed, based on the image forming job by the image forming process control unit; and a fixing device control unit, which controls the fixing device, performs a first stand-by control process that increases the temperature of the heating rotary body to the stand-by temperature by heating the heating rotary body with the heating member while rotating the heating rotary body with the heating rotary body and the pressing body in contact, when the determining unit determines that the temperature of the heating rotary body is lower than the stand-by temperature. Further, the fixing device control unit stops the rotation of the heating rotary body and performs a second stand-by control process that makes the fixing device stand by, without heating the heating rotary body with the heating member, when the determining unit determines that the temperature of the heating rotary body is the stand-by temperature or higher.
    • 实施例提供了一种图像形成装置,包括:作业获取单元,其获取给出用于执行图像形成的指令的图像形成作业; 图像形成处理控制单元,其控制作业获取单元获取的图像形成作业的性能; 温度信息获取单元,其获取表示所述加热旋转体的温度的信息; 确定单元,其确定由所述温度信息获取单元获取的所述加热旋转体的温度是否等于或高于设置为待机状态下的待执行状态的预定待机温度 图像形成处理,当图像形成处理完成时,基于图像形成处理控制单元的图像形成作业; 以及控制定影装置的定影装置控制单元,进行第一待机控制处理,其通过在加热部件的同时加热加热旋转体而使加热旋转体的温度升高到待机温度 当确定单元确定加热旋转体的温度低于待机温度时,加热旋转体的旋转体和压制体接触。 此外,定影装置控制单元停止加热旋转体的旋转,并且当确定单元确定了加热旋转体的旋转时,执行使定影装置待机的第二待机控制处理,而不加热加热旋转体, 加热旋转体的温度为待机温度或更高。