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公开(公告)号：US20120148289A1
公开(公告)日：2012-06-14
申请号：US13314387
申请日：2011-12-08
Applicant: Sung Kyun LEE , Myoung Sub JANG
Inventor： Sung Kyun LEE , Myoung Sub JANG
CPC classification number: G03G21/1871 , G03G2221/166 , G03G2221/1684 , G03G2221/169 , G03G2221/1869
Abstract: An image forming apparatus includes installation/separation of a high-voltage connector to apply high-voltage current to a developing unit, a connector to transmit developing information, and a coupling connector to connect or disconnect a coupling to transmit power to rollers of the developing unit is performed as a drawer is pushed into or pulled out of a main body.
Abstract translation: 图像形成装置包括高压连接器的安装/分离以向显影单元施加高电压电流，用于传送显影信息的连接器，以及耦合连接器，用于连接或断开耦合以将功率发送到显影器的辊子 当抽屉被推入或拉出主体时执行单元。
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公开(公告)号：US20200214178A1
公开(公告)日：2020-07-02
申请号：US16633545
申请日：2018-07-16
Applicant: Sung Kyun LEE
Inventor： Sung Kyun LEE
IPC: H05K7/20
Abstract: A computing rack apparatus which reduces the manufacturing cost by simplifying the structure thereof and in which the temperature of the internal air is utilized in the cooling unit is disclosed. The apparatus comprises: a rack housing which houses a server, a rack frame which is disposed inside the rack housing and on which the server is fastened and mounted; and a cooling unit which has a discharge port which is disposed inside the rack housing and discharges cooling air and a suction port which sucks the internal air through a cooling zone, wherein the discharge port is located in a first region with respect to a boundary portion defined by a front surface of the server, and the suction port is located in a second region with respect to the boundary portion, and the first and second regions form the cooling zone.
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公开(公告)号：US20230007814A1
公开(公告)日：2023-01-05
申请号：US17944878
申请日：2022-09-14
Applicant: Sung Kyun LEE
Inventor： Sung Kyun LEE
IPC: H05K7/20
Abstract: A computing rack apparatus which reduces the manufacturing cost by simplifying the structure thereof and in which the temperature of the internal air is utilized in the cooling unit is disclosed. The apparatus comprises: a rack housing which houses a server, a rack frame which is disposed inside the rack housing and on which the server is fastened and mounted; and a cooling unit which has a discharge port which is disposed inside the rack housing and discharges cooling air and a suction port which sucks the internal air through a cooling zone, wherein the discharge port is located in a first region with respect to a boundary portion defined by a front surface of the server, and the suction port is located in a second region with respect to the boundary portion, and the first and second regions form the cooling zone.
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