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    • 1. 再颁专利
    • Clutch device for magnetic recording/reproducing apparatus
    • 用于磁记录/再现装置的离合器装置
    • USRE39701E1
    • 2007-06-26
    • US11371092
    • 2006-03-08
    • Sung Pyo HongJi Young LeeYou Seok Chae
    • Sung Pyo HongJi Young LeeYou Seok Chae
    • G11B15/44
    • F16D13/08Y10T74/19367
    • A clutch device for a magnetic recording/reproducing apparatus for transmitting power for a tape conveying regardless of the quantity of tape wound around a reel, including a rotating central shaft installed on a main chassis, a drive pulley connected to the rotating central shaft, and having a cylindrical pulley holder portion, said drive pulley being rotated by receiving power from a driving source, an up/down gear having a cylindrical gear holder unit with the outer diameter thereof being smaller than the inner diameter of the pulley holder portion and ascendable/descendable along the rotatable central shaft, and a clutch spring placed between the inner surface of the pulley holder portion and the outer surface of the gear holder unit for selectively transmitting power with a certain torque from the driving pulley to the up/down gear in accordance with the rotational direction of the driving pulley.
    • 包括<?delete-start id =“DEL-S-00001”date =“20070626”的磁带记录/再现装置的用于传送磁带传送功率的离合器装置,而不管卷绕在卷轴上的磁带的数量如何。 >旋转<?delete-end id =“DEL-S-00001”?>安装在主机箱上的中心轴,连接到<?delete-start id =“DEL-S-00002”的驱动滑轮“date =”20070626 “?”旋转<?delete-end id =“DEL-S-00002”?>中心轴,并具有圆柱形滑轮保持器部分,所述驱动滑轮通过从驱动源接收动力而旋转,上/下齿轮具有 圆筒形齿轮保持器单元,其外径小于皮带轮保持器部分的内径,并且沿<?delete-start id =“DEL-S-00003”date =“20070626”?>可旋转< ?中心轴的“delete-end id =”DEL-S-00003“→中心轴,以及设置在皮带轮保持部的内表面与齿轮架单元的外表面之间的离合器弹簧 根据驱动滑轮的旋转方向,以一定的转矩从驱动滑轮向上/下齿轮选择性地传递动力。
    • 6. 发明授权
    • Actuator for optical pickup apparatus
    • 光学拾取装置用执行器
    • US5949590A
    • 1999-09-07
    • US774221
    • 1996-12-27
    • Sung Pyo Hong
    • Sung Pyo Hong
    • G11B7/085G11B7/09G02B7/02
    • G11B7/0935G11B7/0933G11B7/093
    • An improved actuator for an optical pickup apparatus which is capable of increasing the efficiency of a focusing coil and tracking coil by arranging the focusing coil and tracking coil in the same plane and disposing more than at least one permanent magnet in order for a plurality of poles to be alternately generated thereby, for thus improving an operation efficiency of an optical pickup apparatus for a high density optical disc which has been made to be operated at a high speed. The actuator includes a bobbin including an objective lens, back yokes disposed at both sides of the bobbin, a plurality of permanent magnets arranged in one side of each back yoke in order for the poles thereof to be differently and alternately formed, and a plurality of tracking coils and focusing coils arranged in a portion of the permanent magnets of the bobbin.
    • 一种用于光学拾取装置的改进的致动器,其能够通过将聚焦线圈和跟踪线圈布置在同一平面中并且设置多于至少一个永磁体以提高多个极的聚焦线圈和跟踪线圈的效率 从而提高了高速操作的高密度光盘的光拾取装置的操作效率。 致动器包括具有物镜的筒管,设置在筒管的两侧的后轭,设置在每个后轭的一侧的多个永久磁铁,以使它们的极不同地交替地形成,并且多个 跟踪线圈和聚焦线圈布置在线轴的永磁体的一部分中。
    • 9. 发明申请
    • SELECTIVE MEMBRANE HAVING A HIGH FOULING RESISTANCE
    • 具有高耐磨性的选择膜
    • US20120211414A1
    • 2012-08-23
    • US13330167
    • 2011-12-19
    • Ja-Young KooYong-Doo JungSung-Pyo HongYeo-Jin Kim
    • Ja-Young KooYong-Doo JungSung-Pyo HongYeo-Jin Kim
    • B01D71/56B01D69/12B01D69/10
    • B01D71/56B01D61/025B01D67/0093B01D69/10
    • A selective membrane having a high fouling resistance. In one embodiment, the selective membrane is a composite polyamide reverse osmosis membrane having a hydrophilic coating made by covalently bonding a hydrophilic compound to the polyamide membrane, the hydrophilic compound including (i) a reactive group that is adapted to covalently bond directly to the polyamide membrane, the reactive group being at least one of a primary amine and a secondary amine; (ii) a non-terminal hydroxyl group; and (iii) an amide group. In another embodiment, the hydrophilic compound includes (i) a reactive group adapted to covalently bond directly to the polyamide membrane, the reactive group being at least one of a primary amine and a secondary amine; (ii) a hydroxyl group; and (iii) an amide group, the amide group being linked directly to the hydroxyl group by one of an alkyl group and an alkenyl group.
    • 具有高耐污性的选择性膜。 在一个实施方案中,选择性膜是具有通过将亲水性化合物共价键合到聚酰胺膜而制备的亲水性涂层的复合聚酰胺反渗透膜,所述亲水性化合物包括(i)适于与聚酰胺直接共价键合的反应性基团 膜,反应性基团是伯胺和仲胺中的至少一种; (ii)非末端羟基; 和(iii)酰胺基。 在另一个实施方案中,亲水性化合物包括(i)适于与聚酰胺膜直接共价键合的反应性基团,反应性基团为伯胺和仲胺中的至少一种; (ii)羟基; 和(iii)酰胺基,酰胺基通过烷基和烯基之一直接与羟基连接。