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    • 2. 发明申请
    • Inkjet printhead
    • 喷墨打印头
    • US20070139482A1
    • 2007-06-21
    • US11483763
    • 2006-07-11
    • You-seop LeeKeon KukBang-weon Lee
    • You-seop LeeKeon KukBang-weon Lee
    • B41J2/05
    • B41J2/1404B41J2/14056B41J2002/14387
    • An inkjet printhead is provided. The inkjet printhead includes an ink chamber filled with ink to be ejected, a nozzle through which the ink is ejected from the ink chamber, a manifold to supply the ink to the ink chamber, and a restrictor that connects the ink chamber and the manifold and includes a protrusion formed on an inner wall of the restrictor. A main heater is formed on an inner wall of the ink chamber and generates a main bubble in the ink chamber to eject ink and an auxiliary heater is formed on an inner wall of the restrictor and generates an auxiliary bubble to suppress the main bubble in the restrictor from expanding toward the restrictor. Thus, a refill speed of the ink to the ink chamber is increased and a driving frequency of the inkjet printhead is also increased.
    • 提供喷墨打印头。 喷墨打印头包括填充有要喷射的墨水的墨水室,墨水从墨水室喷射的喷嘴,将墨水供应到墨水室的歧管和连接油墨室和歧管的限流器和 包括形成在限制器的内壁上的突起。 主加热器形成在墨室的内壁上,并且在墨室中产生主气泡以喷射墨,并且在限流器的内壁上形成辅助加热器,并产生辅助气泡以抑制墨泡 限制器向限制器扩展。 因此,油墨向油墨室的再填充速度增加,并且喷墨打印头的驱动频率也增加。
    • 8. 发明授权
    • Cooling unit using ionic wind and LED lighting unit including the cooling unit
    • 冷却单元采用离子风和LED照明单元,包括冷却单元
    • US08610160B2
    • 2013-12-17
    • US13224485
    • 2011-09-02
    • You-seop Lee
    • You-seop Lee
    • H01L21/00
    • F21V3/00F21K9/232F21V29/63F21V29/773F21V29/80F21V29/81F21Y2103/33F21Y2115/10
    • A cooling unit includes a heat radiant having a heat radiating plate contacting a heating element, and a plurality of heat radiation pins protruding from the heat radiating plate and separated from each other with predetermined intervals therebetween, and formed of an electrical insulating material; and an ionic wind generating unit comprising a corona emitter electrode contacting at least one of the heat radiation pins, a collector electrode facing the corona emitter electrode, and a power unit to connect the corona emitter electrode to the collector electrode and to apply a high voltage to the corona emitter electrode. Thus, the corona emitter electrode and the collector electrode of the ionic wind generating unit may be directly attached to the heat radiant, and a small and light cooling unit may be formed.
    • 冷却单元包括具有与加热元件接触的散热板的散热片和从散热板突出并以预定间隔隔开的多个散热针,并由电绝缘材料形成; 以及离子风发生单元,其包括与至少一个所述散热针接触的电晕放电电极,面对所述电晕发射极的集电极和将所述电晕发射极连接到所述集电极的功率单元, 到电晕发射极。 因此,离子风发生单元的电晕发射电极和集电极可以直接附着在散热体上,可以形成小而轻的冷却单元。
    • 9. 发明申请
    • COOLING UNIT USING IONIC WIND AND LED LIGHTING UNIT INCLUDING THE COOLING UNIT
    • 冷却单元使用离子风和LED照明单元,包括冷却单元
    • US20120175663A1
    • 2012-07-12
    • US13224485
    • 2011-09-02
    • You-seop Lee
    • You-seop Lee
    • H01L33/64F24H3/02
    • F21V3/00F21K9/232F21V29/63F21V29/773F21V29/80F21V29/81F21Y2103/33F21Y2115/10
    • A cooling unit includes a heat radiant having a heat radiating plate contacting a heating element, and a plurality of heat radiation pins protruding from the heat radiating plate and separated from each other with predetermined intervals therebetween, and formed of an electrical insulating material; and an ionic wind generating unit comprising a corona emitter electrode contacting at least one of the heat radiation pins, a collector electrode facing the corona emitter electrode, and a power unit to connect the corona emitter electrode to the collector electrode and to apply a high voltage to the corona emitter electrode. Thus, the corona emitter electrode and the collector electrode of the ionic wind generating unit may be directly attached to the heat radiant, and a small and light cooling unit may be formed.
    • 冷却单元包括具有与加热元件接触的散热板的散热片和从散热板突出并以预定间隔隔开的多个散热针,并由电绝缘材料形成; 以及离子风发生单元,其包括与至少一个所述散热针接触的电晕放电电极,面对所述电晕发射极的集电极和将所述电晕发射极连接到所述集电极的功率单元, 到电晕发射极。 因此,离子风发生单元的电晕发射电极和集电极可以直接附着在散热体上,可以形成小而轻的冷却单元。