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1.发明申请APPARATUS AND METHOD TO CONTROL TEMPERATURE OF HEATING ROLLER USED IN FUSING DEVICE OF IMAGE FORMING APPARATUS 有权用于控制图像形成装置的装置中使用的加热辊的温度的装置和方法公开(公告)号：US20140064764A1
公开(公告)日：2014-03-06
申请号：US14073329
申请日：2013-11-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dae-hwan Kim , Keon Kuk , Jin-han Kim , Jun-o Kim , Tatsuhiro Otsuka , Young-dae Ko
IPC: G03G15/20
CPC classification number: G03G15/2039 , G03G15/2042
Abstract: The apparatus includes a heating roller that generates heat for melting toner attached to a printing medium; a first induction coil that is disposed outside the heating roller and heats the heating roller by using induced current generated according to current flowing through the first induction coil; two second induction coils that are disposed at upper portions of both ends of the first induction coil and heat the heating roller by using induced current generated according to current flowing through the two second induction coils; a power supply unit that supplies current to the first induction coil and the two second induction coils; and a control unit that controls the power supply unit to supply current flowing in the same direction or different directions to the first induction coil and the second induction coils according to the size of paper fed into the heating roller.
Abstract translation: 该装置包括加热辊，该加热辊产生用于熔化附着在打印介质上的调色剂的热量; 第一感应线圈，其设置在所述加热辊的外侧，并使用根据流过所述第一感应线圈的电流产生的感应电流加热所述加热辊; 两个第二感应线圈，其设置在第一感应线圈的两端的上部，并且通过使用根据流经两个第二感应线圈的电流产生的感应电流加热加热辊; 电源单元，其向所述第一感应线圈和所述两个第二感应线圈提供电流; 以及控制单元，其控制所述电源单元根据供给到所述加热辊中的纸张的尺寸，向与所述第一感应线圈和所述第二感应线圈相同的方向或不同方向供给电流。
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2.发明授权Fusing device of an electrophotography image forming apparatus including a heating roller 有权包括加热辊的电子照像图像形成装置的定影装置公开(公告)号：US08687995B2
公开(公告)日：2014-04-01
申请号：US13904262
申请日：2013-05-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jin-han Kim , Byung-sang Yun , Kyung-hwan Kim , Jun-o Kim , Young-dae Ko
CPC classification number: G03G15/2057 , G03G15/2039 , G03G15/2053 , G03G2215/2048 , H05B3/0095
Abstract: A heating roller including a resistive heating layer and a fusing device including the heating roller. By separately disposing a plurality of electrodes in an axis direction of the heating roller, and by independently controlling each electrode, the heating roller may correspond to various papers having different sizes. Accordingly, the temperature of the heating roller may be stably controlled.
Abstract translation: 一种加热辊，包括电阻加热层和包括加热辊的定影装置。 通过在加热辊的轴向上分开设置多个电极，并且通过独立地控制每个电极，加热辊可以对应于具有不同尺寸的各种纸。 因此，可以稳定地控制加热辊的温度。
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Patent Agency Ranking
公开(公告)号：US10171022B2
公开(公告)日：2019-01-01
申请号：US15531117
申请日：2015-11-19
Inventor： Jin-han Kim , Byoung-kuk Lee , Min-kook Kim , Sun-jin Kim , Hyun-soo Park , Dong-gyun Woo
Abstract: A motor driving device is disclosed. The motor driving device includes: a rectifier rectifying alternating current (AC) power into direct current (DC) power to output an input voltage; a first buck-boost converter including a plurality of switches for converting the input voltage and having a buck mode of stepping down the input voltage and a boost mode of stepping up the input voltage; an inverter converting a DC-link voltage transformed from the first buck-boost converter into an AC voltage and transferring the AC voltage to a motor; and a controller receiving motor information related to driving of the motor, comparing magnitudes of a desired DC-link voltage depending on the received motor information and the input voltage with each other, and performing a control to switch only any one of the plurality of switches so that the first buck-boost converter is operated in the buck mode or the boost mode.
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4.发明授权Fusing device and method using induction heating and image forming apparaus including the fusing device 有权使用感应加热和图像形成的定影装置和方法，包括定影装置公开(公告)号：US09217967B2
公开(公告)日：2015-12-22
申请号：US13624171
申请日：2012-09-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dae-hwan Kim , Keon Kuk , Jin-han Kim , Tatsuhiro Otsuka
IPC: G03G15/20
CPC classification number: G03G15/2053 , G03G15/2042
Abstract: An induction heating fusing device and method of an image forming apparatus including: a pressure roller; a heating element that forms a fusing nip together with the pressure roller and is rotatable; an inductor that is installed in a rotation axis direction on the outer circumference surface of the heating element, includes a main coil and a plurality of control coils located on the main coil, and inductively heats the heating element; and a controller that selectively drives at least one of the plurality of control coils depending on the width of a printing paper passing though the fusing nip, and controls the main coil and the plurality of control coils so that a current direction of the main coil and a current direction of the plurality of control coils become the same as or opposite to each other depending on the width of the printing paper.
Abstract translation: 一种感应加热定影装置及图像形成装置的方法，包括：加压辊; 加热元件，其与加压辊一起形成定影辊隙并且是可旋转的; 在加热元件的外周面上沿旋转轴线方向安装的电感器包括主线圈和位于主线圈上的多个控制线圈，并感应加热加热元件; 以及控制器，其根据通过定影辊隙的打印纸的宽度选择性地驱动多个控制线圈中的至少一个，并且控制主线圈和多个控制线圈，使得主线圈的电流方向和 根据打印纸的宽度，多个控制线圈的电流方向彼此相同或相反。
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5.发明授权Induction heating type fusing device and image forming apparatus employing the same 有权感应加热型定影装置及使用其的成像装置公开(公告)号：US08811877B2
公开(公告)日：2014-08-19
申请号：US14079557
申请日：2013-11-13
Applicant: Samsung Electronics Co., Ltd.
Inventor： Young-dae Ko , Keon Kuk , Jun-o Kim , Dae-hwan Kim , Tatsuhiro Otsuka , Jin-han Kim
IPC: G03G15/20
CPC classification number: G03G15/2053 , G03G2215/2022
Abstract: An induction heating type fusing device and an image forming apparatus including the fusing device. The fusing device includes a magnetic flux generator and a compressing roller outside a fusing belt, first and second fusing rollers and a nip guide inside the fusing belt. The compressing roller compresses against the first and second fusing rollers and the nip guide to form nips, while the fusing belt is disposed between the compressing roller and the first and second fusing rollers and the nip guide.
Abstract translation: 感应加热型定影装置和包括该定影装置的图像形成装置。 定影装置包括位于定影带外部的磁通发生器和压缩辊，第一和第二定影辊以及定影带内部的压合引导件。 压缩辊压靠在第一和第二定影辊和辊隙引导件上以形成夹头，同时定影带设置在压缩辊与第一和第二定影辊和夹持引导件之间。
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公开(公告)号：US08879935B2
公开(公告)日：2014-11-04
申请号：US14073329
申请日：2013-11-06
Applicant: Samsung Electronics Co., Ltd.
Inventor： Dae-hwan Kim , Keon Kuk , Jin-han Kim , Jun-o Kim , Tatsuhiro Otsuka , Young-dae Ko
CPC classification number: G03G15/2039 , G03G15/2042
Abstract: The apparatus includes a heating roller that generates heat for melting toner attached to a printing medium; a first induction coil that is disposed outside the heating roller and heats the heating roller by using induced current generated according to current flowing through the first induction coil; two second induction coils that are disposed at upper portions of both ends of the first induction coil and heat the heating roller by using induced current generated according to current flowing through the two second induction coils; a power supply unit that supplies current to the first induction coil and the two second induction coils; and a control unit that controls the power supply unit to supply current flowing in the same direction or different directions to the first induction coil and the second induction coils according to the size of paper fed into the heating roller.
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7.发明申请FUSING DEVICE AND METHOD USING INDUCTION HEATING AND IMAGE FORMING APPARAUS INCLUDING THE FUSING DEVICE 有权熔融装置和使用感应加热和图像形成装置的方法，包括熔化装置公开(公告)号：US20130078019A1
公开(公告)日：2013-03-28
申请号：US13624171
申请日：2012-09-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dae-hwan KIM , Keon Kuk , Jin-han Kim , Tatsuhiro Otsuka
IPC: G03G15/20
CPC classification number: G03G15/2053 , G03G15/2042
Abstract: An induction heating fusing device and method of an image forming apparatus including: a pressure roller; a heating element that forms a fusing nip together with the pressure roller and is rotatable; an inductor that is installed in a rotation axis direction on the outer circumference surface of the heating element, includes a main coil and a plurality of control coils located on the main coil, and inductively heats the heating element; and a controller that selectively drives at least one of the plurality of control coils depending on the width of a printing paper passing though the fusing nip, and controls the main coil and the plurality of control coils so that a current direction of the main coil and a current direction of the plurality of control coils become the same as or opposite to each other depending on the width of the printing paper.
Abstract translation: 一种感应加热定影装置及图像形成装置的方法，包括：加压辊; 加热元件，其与加压辊一起形成定影辊隙并且是可旋转的; 在加热元件的外周面上沿旋转轴线方向安装的电感器包括主线圈和位于主线圈上的多个控制线圈，并感应加热加热元件; 以及控制器，其根据通过定影辊隙的打印纸的宽度选择性地驱动多个控制线圈中的至少一个，并且控制主线圈和多个控制线圈，使得主线圈的电流方向和 根据打印纸的宽度，多个控制线圈的电流方向彼此相同或相反。
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